1 | // dear imgui, v1.84 WIP |
2 | // (drawing and font code) |
3 | |
4 | /* |
5 | |
6 | Index of this file: |
7 | |
8 | // [SECTION] STB libraries implementation |
9 | // [SECTION] Style functions |
10 | // [SECTION] ImDrawList |
11 | // [SECTION] ImDrawListSplitter |
12 | // [SECTION] ImDrawData |
13 | // [SECTION] Helpers ShadeVertsXXX functions |
14 | // [SECTION] ImFontConfig |
15 | // [SECTION] ImFontAtlas |
16 | // [SECTION] ImFontAtlas glyph ranges helpers |
17 | // [SECTION] ImFontGlyphRangesBuilder |
18 | // [SECTION] ImFont |
19 | // [SECTION] ImGui Internal Render Helpers |
20 | // [SECTION] Decompression code |
21 | // [SECTION] Default font data (ProggyClean.ttf) |
22 | |
23 | */ |
24 | |
25 | #if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_WARNINGS) |
26 | #define _CRT_SECURE_NO_WARNINGS |
27 | #endif |
28 | |
29 | #include "imgui.h" |
30 | #ifndef IMGUI_DISABLE |
31 | |
32 | #ifndef IMGUI_DEFINE_MATH_OPERATORS |
33 | #define IMGUI_DEFINE_MATH_OPERATORS |
34 | #endif |
35 | |
36 | #include "imgui_internal.h" |
37 | #ifdef IMGUI_ENABLE_FREETYPE |
38 | #include "misc/freetype/imgui_freetype.h" |
39 | #endif |
40 | |
41 | #include <stdio.h> // vsnprintf, sscanf, printf |
42 | #if !defined(alloca) |
43 | #if defined(__GLIBC__) || defined(__sun) || defined(__APPLE__) || defined(__NEWLIB__) |
44 | #include <alloca.h> // alloca (glibc uses <alloca.h>. Note that Cygwin may have _WIN32 defined, so the order matters here) |
45 | #elif defined(_WIN32) |
46 | #include <malloc.h> // alloca |
47 | #if !defined(alloca) |
48 | #define alloca _alloca // for clang with MS Codegen |
49 | #endif |
50 | #else |
51 | #include <stdlib.h> // alloca |
52 | #endif |
53 | #endif |
54 | |
55 | // Visual Studio warnings |
56 | #ifdef _MSC_VER |
57 | #pragma warning (disable: 4127) // condition expression is constant |
58 | #pragma warning (disable: 4505) // unreferenced local function has been removed (stb stuff) |
59 | #pragma warning (disable: 4996) // 'This function or variable may be unsafe': strcpy, strdup, sprintf, vsnprintf, sscanf, fopen |
60 | #pragma warning (disable: 6255) // [Static Analyzer] _alloca indicates failure by raising a stack overflow exception. Consider using _malloca instead. |
61 | #pragma warning (disable: 26451) // [Static Analyzer] Arithmetic overflow : Using operator 'xxx' on a 4 byte value and then casting the result to a 8 byte value. Cast the value to the wider type before calling operator 'xxx' to avoid overflow(io.2). |
62 | #pragma warning (disable: 26812) // [Static Analyzer] The enum type 'xxx' is unscoped. Prefer 'enum class' over 'enum' (Enum.3). [MSVC Static Analyzer) |
63 | #endif |
64 | |
65 | // Clang/GCC warnings with -Weverything |
66 | #if defined(__clang__) |
67 | #if __has_warning("-Wunknown-warning-option") |
68 | #pragma clang diagnostic ignored "-Wunknown-warning-option" // warning: unknown warning group 'xxx' // not all warnings are known by all Clang versions and they tend to be rename-happy.. so ignoring warnings triggers new warnings on some configuration. Great! |
69 | #endif |
70 | #if __has_warning("-Walloca") |
71 | #pragma clang diagnostic ignored "-Walloca" // warning: use of function '__builtin_alloca' is discouraged |
72 | #endif |
73 | #pragma clang diagnostic ignored "-Wunknown-pragmas" // warning: unknown warning group 'xxx' |
74 | #pragma clang diagnostic ignored "-Wold-style-cast" // warning: use of old-style cast // yes, they are more terse. |
75 | #pragma clang diagnostic ignored "-Wfloat-equal" // warning: comparing floating point with == or != is unsafe // storing and comparing against same constants ok. |
76 | #pragma clang diagnostic ignored "-Wglobal-constructors" // warning: declaration requires a global destructor // similar to above, not sure what the exact difference is. |
77 | #pragma clang diagnostic ignored "-Wsign-conversion" // warning: implicit conversion changes signedness |
78 | #pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant" // warning: zero as null pointer constant // some standard header variations use #define NULL 0 |
79 | #pragma clang diagnostic ignored "-Wcomma" // warning: possible misuse of comma operator here |
80 | #pragma clang diagnostic ignored "-Wreserved-id-macro" // warning: macro name is a reserved identifier |
81 | #pragma clang diagnostic ignored "-Wdouble-promotion" // warning: implicit conversion from 'float' to 'double' when passing argument to function // using printf() is a misery with this as C++ va_arg ellipsis changes float to double. |
82 | #pragma clang diagnostic ignored "-Wimplicit-int-float-conversion" // warning: implicit conversion from 'xxx' to 'float' may lose precision |
83 | #elif defined(__GNUC__) |
84 | #pragma GCC diagnostic ignored "-Wpragmas" // warning: unknown option after '#pragma GCC diagnostic' kind |
85 | #pragma GCC diagnostic ignored "-Wunused-function" // warning: 'xxxx' defined but not used |
86 | #pragma GCC diagnostic ignored "-Wdouble-promotion" // warning: implicit conversion from 'float' to 'double' when passing argument to function |
87 | #pragma GCC diagnostic ignored "-Wconversion" // warning: conversion to 'xxxx' from 'xxxx' may alter its value |
88 | #pragma GCC diagnostic ignored "-Wstack-protector" // warning: stack protector not protecting local variables: variable length buffer |
89 | #pragma GCC diagnostic ignored "-Wclass-memaccess" // [__GNUC__ >= 8] warning: 'memset/memcpy' clearing/writing an object of type 'xxxx' with no trivial copy-assignment; use assignment or value-initialization instead |
90 | #endif |
91 | |
92 | //------------------------------------------------------------------------- |
93 | // [SECTION] STB libraries implementation |
94 | //------------------------------------------------------------------------- |
95 | |
96 | // Compile time options: |
97 | //#define IMGUI_STB_NAMESPACE ImStb |
98 | //#define IMGUI_STB_TRUETYPE_FILENAME "my_folder/stb_truetype.h" |
99 | //#define IMGUI_STB_RECT_PACK_FILENAME "my_folder/stb_rect_pack.h" |
100 | //#define IMGUI_DISABLE_STB_TRUETYPE_IMPLEMENTATION |
101 | //#define IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION |
102 | |
103 | #ifdef IMGUI_STB_NAMESPACE |
104 | namespace IMGUI_STB_NAMESPACE |
105 | { |
106 | #endif |
107 | |
108 | #ifdef _MSC_VER |
109 | #pragma warning (push) |
110 | #pragma warning (disable: 4456) // declaration of 'xx' hides previous local declaration |
111 | #pragma warning (disable: 6011) // (stb_rectpack) Dereferencing NULL pointer 'cur->next'. |
112 | #pragma warning (disable: 6385) // (stb_truetype) Reading invalid data from 'buffer': the readable size is '_Old_3`kernel_width' bytes, but '3' bytes may be read. |
113 | #pragma warning (disable: 28182) // (stb_rectpack) Dereferencing NULL pointer. 'cur' contains the same NULL value as 'cur->next' did. |
114 | #endif |
115 | |
116 | #if defined(__clang__) |
117 | #pragma clang diagnostic push |
118 | #pragma clang diagnostic ignored "-Wunused-function" |
119 | #pragma clang diagnostic ignored "-Wmissing-prototypes" |
120 | #pragma clang diagnostic ignored "-Wimplicit-fallthrough" |
121 | #pragma clang diagnostic ignored "-Wcast-qual" // warning: cast from 'const xxxx *' to 'xxx *' drops const qualifier |
122 | #endif |
123 | |
124 | #if defined(__GNUC__) |
125 | #pragma GCC diagnostic push |
126 | #pragma GCC diagnostic ignored "-Wtype-limits" // warning: comparison is always true due to limited range of data type [-Wtype-limits] |
127 | #pragma GCC diagnostic ignored "-Wcast-qual" // warning: cast from type 'const xxxx *' to type 'xxxx *' casts away qualifiers |
128 | #endif |
129 | |
130 | #ifndef STB_RECT_PACK_IMPLEMENTATION // in case the user already have an implementation in the _same_ compilation unit (e.g. unity builds) |
131 | #ifndef IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION // in case the user already have an implementation in another compilation unit |
132 | #define STBRP_STATIC |
133 | #define STBRP_ASSERT(x) do { IM_ASSERT(x); } while (0) |
134 | #define STBRP_SORT ImQsort |
135 | #define STB_RECT_PACK_IMPLEMENTATION |
136 | #endif |
137 | #ifdef IMGUI_STB_RECT_PACK_FILENAME |
138 | #include IMGUI_STB_RECT_PACK_FILENAME |
139 | #else |
140 | #include "imstb_rectpack.h" |
141 | #endif |
142 | #endif |
143 | |
144 | #ifdef IMGUI_ENABLE_STB_TRUETYPE |
145 | #ifndef STB_TRUETYPE_IMPLEMENTATION // in case the user already have an implementation in the _same_ compilation unit (e.g. unity builds) |
146 | #ifndef IMGUI_DISABLE_STB_TRUETYPE_IMPLEMENTATION // in case the user already have an implementation in another compilation unit |
147 | #define STBTT_malloc(x,u) ((void)(u), IM_ALLOC(x)) |
148 | #define STBTT_free(x,u) ((void)(u), IM_FREE(x)) |
149 | #define STBTT_assert(x) do { IM_ASSERT(x); } while(0) |
150 | #define STBTT_fmod(x,y) ImFmod(x,y) |
151 | #define STBTT_sqrt(x) ImSqrt(x) |
152 | #define STBTT_pow(x,y) ImPow(x,y) |
153 | #define STBTT_fabs(x) ImFabs(x) |
154 | #define STBTT_ifloor(x) ((int)ImFloorSigned(x)) |
155 | #define STBTT_iceil(x) ((int)ImCeil(x)) |
156 | #define STBTT_STATIC |
157 | #define STB_TRUETYPE_IMPLEMENTATION |
158 | #else |
159 | #define STBTT_DEF extern |
160 | #endif |
161 | #ifdef IMGUI_STB_TRUETYPE_FILENAME |
162 | #include IMGUI_STB_TRUETYPE_FILENAME |
163 | #else |
164 | #include "imstb_truetype.h" |
165 | #endif |
166 | #endif |
167 | #endif // IMGUI_ENABLE_STB_TRUETYPE |
168 | |
169 | #if defined(__GNUC__) |
170 | #pragma GCC diagnostic pop |
171 | #endif |
172 | |
173 | #if defined(__clang__) |
174 | #pragma clang diagnostic pop |
175 | #endif |
176 | |
177 | #if defined(_MSC_VER) |
178 | #pragma warning (pop) |
179 | #endif |
180 | |
181 | #ifdef IMGUI_STB_NAMESPACE |
182 | } // namespace ImStb |
183 | using namespace IMGUI_STB_NAMESPACE; |
184 | #endif |
185 | |
186 | //----------------------------------------------------------------------------- |
187 | // [SECTION] Style functions |
188 | //----------------------------------------------------------------------------- |
189 | |
190 | void ImGui::StyleColorsDark(ImGuiStyle* dst) |
191 | { |
192 | ImGuiStyle* style = dst ? dst : &ImGui::GetStyle(); |
193 | ImVec4* colors = style->Colors; |
194 | |
195 | colors[ImGuiCol_Text] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f); |
196 | colors[ImGuiCol_TextDisabled] = ImVec4(0.50f, 0.50f, 0.50f, 1.00f); |
197 | colors[ImGuiCol_WindowBg] = ImVec4(0.06f, 0.06f, 0.06f, 0.94f); |
198 | colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
199 | colors[ImGuiCol_PopupBg] = ImVec4(0.08f, 0.08f, 0.08f, 0.94f); |
200 | colors[ImGuiCol_Border] = ImVec4(0.43f, 0.43f, 0.50f, 0.50f); |
201 | colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
202 | colors[ImGuiCol_FrameBg] = ImVec4(0.16f, 0.29f, 0.48f, 0.54f); |
203 | colors[ImGuiCol_FrameBgHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f); |
204 | colors[ImGuiCol_FrameBgActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f); |
205 | colors[ImGuiCol_TitleBg] = ImVec4(0.04f, 0.04f, 0.04f, 1.00f); |
206 | colors[ImGuiCol_TitleBgActive] = ImVec4(0.16f, 0.29f, 0.48f, 1.00f); |
207 | colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.00f, 0.00f, 0.00f, 0.51f); |
208 | colors[ImGuiCol_MenuBarBg] = ImVec4(0.14f, 0.14f, 0.14f, 1.00f); |
209 | colors[ImGuiCol_ScrollbarBg] = ImVec4(0.02f, 0.02f, 0.02f, 0.53f); |
210 | colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.31f, 0.31f, 0.31f, 1.00f); |
211 | colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.41f, 0.41f, 0.41f, 1.00f); |
212 | colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.51f, 0.51f, 0.51f, 1.00f); |
213 | colors[ImGuiCol_CheckMark] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); |
214 | colors[ImGuiCol_SliderGrab] = ImVec4(0.24f, 0.52f, 0.88f, 1.00f); |
215 | colors[ImGuiCol_SliderGrabActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); |
216 | colors[ImGuiCol_Button] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f); |
217 | colors[ImGuiCol_ButtonHovered] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); |
218 | colors[ImGuiCol_ButtonActive] = ImVec4(0.06f, 0.53f, 0.98f, 1.00f); |
219 | colors[ImGuiCol_Header] = ImVec4(0.26f, 0.59f, 0.98f, 0.31f); |
220 | colors[ImGuiCol_HeaderHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.80f); |
221 | colors[ImGuiCol_HeaderActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); |
222 | colors[ImGuiCol_Separator] = colors[ImGuiCol_Border]; |
223 | colors[ImGuiCol_SeparatorHovered] = ImVec4(0.10f, 0.40f, 0.75f, 0.78f); |
224 | colors[ImGuiCol_SeparatorActive] = ImVec4(0.10f, 0.40f, 0.75f, 1.00f); |
225 | colors[ImGuiCol_ResizeGrip] = ImVec4(0.26f, 0.59f, 0.98f, 0.20f); |
226 | colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f); |
227 | colors[ImGuiCol_ResizeGripActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f); |
228 | colors[ImGuiCol_Tab] = ImLerp(colors[ImGuiCol_Header], colors[ImGuiCol_TitleBgActive], 0.80f); |
229 | colors[ImGuiCol_TabHovered] = colors[ImGuiCol_HeaderHovered]; |
230 | colors[ImGuiCol_TabActive] = ImLerp(colors[ImGuiCol_HeaderActive], colors[ImGuiCol_TitleBgActive], 0.60f); |
231 | colors[ImGuiCol_TabUnfocused] = ImLerp(colors[ImGuiCol_Tab], colors[ImGuiCol_TitleBg], 0.80f); |
232 | colors[ImGuiCol_TabUnfocusedActive] = ImLerp(colors[ImGuiCol_TabActive], colors[ImGuiCol_TitleBg], 0.40f); |
233 | colors[ImGuiCol_PlotLines] = ImVec4(0.61f, 0.61f, 0.61f, 1.00f); |
234 | colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f); |
235 | colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f); |
236 | colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f); |
237 | colors[ImGuiCol_TableHeaderBg] = ImVec4(0.19f, 0.19f, 0.20f, 1.00f); |
238 | colors[ImGuiCol_TableBorderStrong] = ImVec4(0.31f, 0.31f, 0.35f, 1.00f); // Prefer using Alpha=1.0 here |
239 | colors[ImGuiCol_TableBorderLight] = ImVec4(0.23f, 0.23f, 0.25f, 1.00f); // Prefer using Alpha=1.0 here |
240 | colors[ImGuiCol_TableRowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
241 | colors[ImGuiCol_TableRowBgAlt] = ImVec4(1.00f, 1.00f, 1.00f, 0.06f); |
242 | colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f); |
243 | colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f); |
244 | colors[ImGuiCol_NavHighlight] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); |
245 | colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f); |
246 | colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f); |
247 | colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f); |
248 | } |
249 | |
250 | void ImGui::StyleColorsClassic(ImGuiStyle* dst) |
251 | { |
252 | ImGuiStyle* style = dst ? dst : &ImGui::GetStyle(); |
253 | ImVec4* colors = style->Colors; |
254 | |
255 | colors[ImGuiCol_Text] = ImVec4(0.90f, 0.90f, 0.90f, 1.00f); |
256 | colors[ImGuiCol_TextDisabled] = ImVec4(0.60f, 0.60f, 0.60f, 1.00f); |
257 | colors[ImGuiCol_WindowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.85f); |
258 | colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
259 | colors[ImGuiCol_PopupBg] = ImVec4(0.11f, 0.11f, 0.14f, 0.92f); |
260 | colors[ImGuiCol_Border] = ImVec4(0.50f, 0.50f, 0.50f, 0.50f); |
261 | colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
262 | colors[ImGuiCol_FrameBg] = ImVec4(0.43f, 0.43f, 0.43f, 0.39f); |
263 | colors[ImGuiCol_FrameBgHovered] = ImVec4(0.47f, 0.47f, 0.69f, 0.40f); |
264 | colors[ImGuiCol_FrameBgActive] = ImVec4(0.42f, 0.41f, 0.64f, 0.69f); |
265 | colors[ImGuiCol_TitleBg] = ImVec4(0.27f, 0.27f, 0.54f, 0.83f); |
266 | colors[ImGuiCol_TitleBgActive] = ImVec4(0.32f, 0.32f, 0.63f, 0.87f); |
267 | colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.40f, 0.40f, 0.80f, 0.20f); |
268 | colors[ImGuiCol_MenuBarBg] = ImVec4(0.40f, 0.40f, 0.55f, 0.80f); |
269 | colors[ImGuiCol_ScrollbarBg] = ImVec4(0.20f, 0.25f, 0.30f, 0.60f); |
270 | colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.40f, 0.40f, 0.80f, 0.30f); |
271 | colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.40f, 0.40f, 0.80f, 0.40f); |
272 | colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.41f, 0.39f, 0.80f, 0.60f); |
273 | colors[ImGuiCol_CheckMark] = ImVec4(0.90f, 0.90f, 0.90f, 0.50f); |
274 | colors[ImGuiCol_SliderGrab] = ImVec4(1.00f, 1.00f, 1.00f, 0.30f); |
275 | colors[ImGuiCol_SliderGrabActive] = ImVec4(0.41f, 0.39f, 0.80f, 0.60f); |
276 | colors[ImGuiCol_Button] = ImVec4(0.35f, 0.40f, 0.61f, 0.62f); |
277 | colors[ImGuiCol_ButtonHovered] = ImVec4(0.40f, 0.48f, 0.71f, 0.79f); |
278 | colors[ImGuiCol_ButtonActive] = ImVec4(0.46f, 0.54f, 0.80f, 1.00f); |
279 | colors[ImGuiCol_Header] = ImVec4(0.40f, 0.40f, 0.90f, 0.45f); |
280 | colors[ImGuiCol_HeaderHovered] = ImVec4(0.45f, 0.45f, 0.90f, 0.80f); |
281 | colors[ImGuiCol_HeaderActive] = ImVec4(0.53f, 0.53f, 0.87f, 0.80f); |
282 | colors[ImGuiCol_Separator] = ImVec4(0.50f, 0.50f, 0.50f, 0.60f); |
283 | colors[ImGuiCol_SeparatorHovered] = ImVec4(0.60f, 0.60f, 0.70f, 1.00f); |
284 | colors[ImGuiCol_SeparatorActive] = ImVec4(0.70f, 0.70f, 0.90f, 1.00f); |
285 | colors[ImGuiCol_ResizeGrip] = ImVec4(1.00f, 1.00f, 1.00f, 0.10f); |
286 | colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.78f, 0.82f, 1.00f, 0.60f); |
287 | colors[ImGuiCol_ResizeGripActive] = ImVec4(0.78f, 0.82f, 1.00f, 0.90f); |
288 | colors[ImGuiCol_Tab] = ImLerp(colors[ImGuiCol_Header], colors[ImGuiCol_TitleBgActive], 0.80f); |
289 | colors[ImGuiCol_TabHovered] = colors[ImGuiCol_HeaderHovered]; |
290 | colors[ImGuiCol_TabActive] = ImLerp(colors[ImGuiCol_HeaderActive], colors[ImGuiCol_TitleBgActive], 0.60f); |
291 | colors[ImGuiCol_TabUnfocused] = ImLerp(colors[ImGuiCol_Tab], colors[ImGuiCol_TitleBg], 0.80f); |
292 | colors[ImGuiCol_TabUnfocusedActive] = ImLerp(colors[ImGuiCol_TabActive], colors[ImGuiCol_TitleBg], 0.40f); |
293 | colors[ImGuiCol_PlotLines] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f); |
294 | colors[ImGuiCol_PlotLinesHovered] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f); |
295 | colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f); |
296 | colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f); |
297 | colors[ImGuiCol_TableHeaderBg] = ImVec4(0.27f, 0.27f, 0.38f, 1.00f); |
298 | colors[ImGuiCol_TableBorderStrong] = ImVec4(0.31f, 0.31f, 0.45f, 1.00f); // Prefer using Alpha=1.0 here |
299 | colors[ImGuiCol_TableBorderLight] = ImVec4(0.26f, 0.26f, 0.28f, 1.00f); // Prefer using Alpha=1.0 here |
300 | colors[ImGuiCol_TableRowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
301 | colors[ImGuiCol_TableRowBgAlt] = ImVec4(1.00f, 1.00f, 1.00f, 0.07f); |
302 | colors[ImGuiCol_TextSelectedBg] = ImVec4(0.00f, 0.00f, 1.00f, 0.35f); |
303 | colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f); |
304 | colors[ImGuiCol_NavHighlight] = colors[ImGuiCol_HeaderHovered]; |
305 | colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f); |
306 | colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f); |
307 | colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f); |
308 | } |
309 | |
310 | // Those light colors are better suited with a thicker font than the default one + FrameBorder |
311 | void ImGui::StyleColorsLight(ImGuiStyle* dst) |
312 | { |
313 | ImGuiStyle* style = dst ? dst : &ImGui::GetStyle(); |
314 | ImVec4* colors = style->Colors; |
315 | |
316 | colors[ImGuiCol_Text] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f); |
317 | colors[ImGuiCol_TextDisabled] = ImVec4(0.60f, 0.60f, 0.60f, 1.00f); |
318 | colors[ImGuiCol_WindowBg] = ImVec4(0.94f, 0.94f, 0.94f, 1.00f); |
319 | colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
320 | colors[ImGuiCol_PopupBg] = ImVec4(1.00f, 1.00f, 1.00f, 0.98f); |
321 | colors[ImGuiCol_Border] = ImVec4(0.00f, 0.00f, 0.00f, 0.30f); |
322 | colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
323 | colors[ImGuiCol_FrameBg] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f); |
324 | colors[ImGuiCol_FrameBgHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f); |
325 | colors[ImGuiCol_FrameBgActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f); |
326 | colors[ImGuiCol_TitleBg] = ImVec4(0.96f, 0.96f, 0.96f, 1.00f); |
327 | colors[ImGuiCol_TitleBgActive] = ImVec4(0.82f, 0.82f, 0.82f, 1.00f); |
328 | colors[ImGuiCol_TitleBgCollapsed] = ImVec4(1.00f, 1.00f, 1.00f, 0.51f); |
329 | colors[ImGuiCol_MenuBarBg] = ImVec4(0.86f, 0.86f, 0.86f, 1.00f); |
330 | colors[ImGuiCol_ScrollbarBg] = ImVec4(0.98f, 0.98f, 0.98f, 0.53f); |
331 | colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.69f, 0.69f, 0.69f, 0.80f); |
332 | colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.49f, 0.49f, 0.49f, 0.80f); |
333 | colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.49f, 0.49f, 0.49f, 1.00f); |
334 | colors[ImGuiCol_CheckMark] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); |
335 | colors[ImGuiCol_SliderGrab] = ImVec4(0.26f, 0.59f, 0.98f, 0.78f); |
336 | colors[ImGuiCol_SliderGrabActive] = ImVec4(0.46f, 0.54f, 0.80f, 0.60f); |
337 | colors[ImGuiCol_Button] = ImVec4(0.26f, 0.59f, 0.98f, 0.40f); |
338 | colors[ImGuiCol_ButtonHovered] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); |
339 | colors[ImGuiCol_ButtonActive] = ImVec4(0.06f, 0.53f, 0.98f, 1.00f); |
340 | colors[ImGuiCol_Header] = ImVec4(0.26f, 0.59f, 0.98f, 0.31f); |
341 | colors[ImGuiCol_HeaderHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.80f); |
342 | colors[ImGuiCol_HeaderActive] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); |
343 | colors[ImGuiCol_Separator] = ImVec4(0.39f, 0.39f, 0.39f, 0.62f); |
344 | colors[ImGuiCol_SeparatorHovered] = ImVec4(0.14f, 0.44f, 0.80f, 0.78f); |
345 | colors[ImGuiCol_SeparatorActive] = ImVec4(0.14f, 0.44f, 0.80f, 1.00f); |
346 | colors[ImGuiCol_ResizeGrip] = ImVec4(0.35f, 0.35f, 0.35f, 0.17f); |
347 | colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.67f); |
348 | colors[ImGuiCol_ResizeGripActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f); |
349 | colors[ImGuiCol_Tab] = ImLerp(colors[ImGuiCol_Header], colors[ImGuiCol_TitleBgActive], 0.90f); |
350 | colors[ImGuiCol_TabHovered] = colors[ImGuiCol_HeaderHovered]; |
351 | colors[ImGuiCol_TabActive] = ImLerp(colors[ImGuiCol_HeaderActive], colors[ImGuiCol_TitleBgActive], 0.60f); |
352 | colors[ImGuiCol_TabUnfocused] = ImLerp(colors[ImGuiCol_Tab], colors[ImGuiCol_TitleBg], 0.80f); |
353 | colors[ImGuiCol_TabUnfocusedActive] = ImLerp(colors[ImGuiCol_TabActive], colors[ImGuiCol_TitleBg], 0.40f); |
354 | colors[ImGuiCol_PlotLines] = ImVec4(0.39f, 0.39f, 0.39f, 1.00f); |
355 | colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f); |
356 | colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f); |
357 | colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.45f, 0.00f, 1.00f); |
358 | colors[ImGuiCol_TableHeaderBg] = ImVec4(0.78f, 0.87f, 0.98f, 1.00f); |
359 | colors[ImGuiCol_TableBorderStrong] = ImVec4(0.57f, 0.57f, 0.64f, 1.00f); // Prefer using Alpha=1.0 here |
360 | colors[ImGuiCol_TableBorderLight] = ImVec4(0.68f, 0.68f, 0.74f, 1.00f); // Prefer using Alpha=1.0 here |
361 | colors[ImGuiCol_TableRowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f); |
362 | colors[ImGuiCol_TableRowBgAlt] = ImVec4(0.30f, 0.30f, 0.30f, 0.09f); |
363 | colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f); |
364 | colors[ImGuiCol_DragDropTarget] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f); |
365 | colors[ImGuiCol_NavHighlight] = colors[ImGuiCol_HeaderHovered]; |
366 | colors[ImGuiCol_NavWindowingHighlight] = ImVec4(0.70f, 0.70f, 0.70f, 0.70f); |
367 | colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.20f); |
368 | colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f); |
369 | } |
370 | |
371 | //----------------------------------------------------------------------------- |
372 | // [SECTION] ImDrawList |
373 | //----------------------------------------------------------------------------- |
374 | |
375 | ImDrawListSharedData::ImDrawListSharedData() |
376 | { |
377 | memset(this, 0, sizeof(*this)); |
378 | for (int i = 0; i < IM_ARRAYSIZE(ArcFastVtx); i++) |
379 | { |
380 | const float a = ((float)i * 2 * IM_PI) / (float)IM_ARRAYSIZE(ArcFastVtx); |
381 | ArcFastVtx[i] = ImVec2(ImCos(a), ImSin(a)); |
382 | } |
383 | ArcFastRadiusCutoff = IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC_R(IM_DRAWLIST_ARCFAST_SAMPLE_MAX, CircleSegmentMaxError); |
384 | } |
385 | |
386 | void ImDrawListSharedData::SetCircleTessellationMaxError(float max_error) |
387 | { |
388 | if (CircleSegmentMaxError == max_error) |
389 | return; |
390 | |
391 | IM_ASSERT(max_error > 0.0f); |
392 | CircleSegmentMaxError = max_error; |
393 | for (int i = 0; i < IM_ARRAYSIZE(CircleSegmentCounts); i++) |
394 | { |
395 | const float radius = (float)i; |
396 | CircleSegmentCounts[i] = (ImU8)((i > 0) ? IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(radius, CircleSegmentMaxError) : 0); |
397 | } |
398 | ArcFastRadiusCutoff = IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC_R(IM_DRAWLIST_ARCFAST_SAMPLE_MAX, CircleSegmentMaxError); |
399 | } |
400 | |
401 | // Initialize before use in a new frame. We always have a command ready in the buffer. |
402 | void ImDrawList::_ResetForNewFrame() |
403 | { |
404 | // Verify that the ImDrawCmd fields we want to memcmp() are contiguous in memory. |
405 | // (those should be IM_STATIC_ASSERT() in theory but with our pre C++11 setup the whole check doesn't compile with GCC) |
406 | IM_ASSERT(IM_OFFSETOF(ImDrawCmd, ClipRect) == 0); |
407 | IM_ASSERT(IM_OFFSETOF(ImDrawCmd, TextureId) == sizeof(ImVec4)); |
408 | IM_ASSERT(IM_OFFSETOF(ImDrawCmd, VtxOffset) == sizeof(ImVec4) + sizeof(ImTextureID)); |
409 | |
410 | CmdBuffer.resize(0); |
411 | IdxBuffer.resize(0); |
412 | VtxBuffer.resize(0); |
413 | Flags = _Data->InitialFlags; |
414 | memset(&_CmdHeader, 0, sizeof(_CmdHeader)); |
415 | _VtxCurrentIdx = 0; |
416 | _VtxWritePtr = NULL; |
417 | _IdxWritePtr = NULL; |
418 | _ClipRectStack.resize(0); |
419 | _TextureIdStack.resize(0); |
420 | _Path.resize(0); |
421 | _Splitter.Clear(); |
422 | CmdBuffer.push_back(ImDrawCmd()); |
423 | _FringeScale = 1.0f; |
424 | } |
425 | |
426 | void ImDrawList::_ClearFreeMemory() |
427 | { |
428 | CmdBuffer.clear(); |
429 | IdxBuffer.clear(); |
430 | VtxBuffer.clear(); |
431 | Flags = ImDrawListFlags_None; |
432 | _VtxCurrentIdx = 0; |
433 | _VtxWritePtr = NULL; |
434 | _IdxWritePtr = NULL; |
435 | _ClipRectStack.clear(); |
436 | _TextureIdStack.clear(); |
437 | _Path.clear(); |
438 | _Splitter.ClearFreeMemory(); |
439 | } |
440 | |
441 | ImDrawList* ImDrawList::CloneOutput() const |
442 | { |
443 | ImDrawList* dst = IM_NEW(ImDrawList(_Data)); |
444 | dst->CmdBuffer = CmdBuffer; |
445 | dst->IdxBuffer = IdxBuffer; |
446 | dst->VtxBuffer = VtxBuffer; |
447 | dst->Flags = Flags; |
448 | return dst; |
449 | } |
450 | |
451 | void ImDrawList::AddDrawCmd() |
452 | { |
453 | ImDrawCmd draw_cmd; |
454 | draw_cmd.ClipRect = _CmdHeader.ClipRect; // Same as calling ImDrawCmd_HeaderCopy() |
455 | draw_cmd.TextureId = _CmdHeader.TextureId; |
456 | draw_cmd.VtxOffset = _CmdHeader.VtxOffset; |
457 | draw_cmd.IdxOffset = IdxBuffer.Size; |
458 | |
459 | IM_ASSERT(draw_cmd.ClipRect.x <= draw_cmd.ClipRect.z && draw_cmd.ClipRect.y <= draw_cmd.ClipRect.w); |
460 | CmdBuffer.push_back(draw_cmd); |
461 | } |
462 | |
463 | // Pop trailing draw command (used before merging or presenting to user) |
464 | // Note that this leaves the ImDrawList in a state unfit for further commands, as most code assume that CmdBuffer.Size > 0 && CmdBuffer.back().UserCallback == NULL |
465 | void ImDrawList::_PopUnusedDrawCmd() |
466 | { |
467 | if (CmdBuffer.Size == 0) |
468 | return; |
469 | ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
470 | if (curr_cmd->ElemCount == 0 && curr_cmd->UserCallback == NULL) |
471 | CmdBuffer.pop_back(); |
472 | } |
473 | |
474 | void ImDrawList::AddCallback(ImDrawCallback callback, void* callback_data) |
475 | { |
476 | ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
477 | IM_ASSERT(curr_cmd->UserCallback == NULL); |
478 | if (curr_cmd->ElemCount != 0) |
479 | { |
480 | AddDrawCmd(); |
481 | curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
482 | } |
483 | curr_cmd->UserCallback = callback; |
484 | curr_cmd->UserCallbackData = callback_data; |
485 | |
486 | AddDrawCmd(); // Force a new command after us (see comment below) |
487 | } |
488 | |
489 | // Compare ClipRect, TextureId and VtxOffset with a single memcmp() |
490 | #define (IM_OFFSETOF(ImDrawCmd, VtxOffset) + sizeof(unsigned int)) |
491 | #define (CMD_LHS, CMD_RHS) (memcmp(CMD_LHS, CMD_RHS, ImDrawCmd_HeaderSize)) // Compare ClipRect, TextureId, VtxOffset |
492 | #define (CMD_DST, CMD_SRC) (memcpy(CMD_DST, CMD_SRC, ImDrawCmd_HeaderSize)) // Copy ClipRect, TextureId, VtxOffset |
493 | |
494 | // Try to merge two last draw commands |
495 | void ImDrawList::_TryMergeDrawCmds() |
496 | { |
497 | ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
498 | ImDrawCmd* prev_cmd = curr_cmd - 1; |
499 | if (ImDrawCmd_HeaderCompare(curr_cmd, prev_cmd) == 0 && curr_cmd->UserCallback == NULL && prev_cmd->UserCallback == NULL) |
500 | { |
501 | prev_cmd->ElemCount += curr_cmd->ElemCount; |
502 | CmdBuffer.pop_back(); |
503 | } |
504 | } |
505 | |
506 | // Our scheme may appears a bit unusual, basically we want the most-common calls AddLine AddRect etc. to not have to perform any check so we always have a command ready in the stack. |
507 | // The cost of figuring out if a new command has to be added or if we can merge is paid in those Update** functions only. |
508 | void ImDrawList::_OnChangedClipRect() |
509 | { |
510 | // If current command is used with different settings we need to add a new command |
511 | ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
512 | if (curr_cmd->ElemCount != 0 && memcmp(&curr_cmd->ClipRect, &_CmdHeader.ClipRect, sizeof(ImVec4)) != 0) |
513 | { |
514 | AddDrawCmd(); |
515 | return; |
516 | } |
517 | IM_ASSERT(curr_cmd->UserCallback == NULL); |
518 | |
519 | // Try to merge with previous command if it matches, else use current command |
520 | ImDrawCmd* prev_cmd = curr_cmd - 1; |
521 | if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1 && ImDrawCmd_HeaderCompare(&_CmdHeader, prev_cmd) == 0 && prev_cmd->UserCallback == NULL) |
522 | { |
523 | CmdBuffer.pop_back(); |
524 | return; |
525 | } |
526 | |
527 | curr_cmd->ClipRect = _CmdHeader.ClipRect; |
528 | } |
529 | |
530 | void ImDrawList::_OnChangedTextureID() |
531 | { |
532 | // If current command is used with different settings we need to add a new command |
533 | ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
534 | if (curr_cmd->ElemCount != 0 && curr_cmd->TextureId != _CmdHeader.TextureId) |
535 | { |
536 | AddDrawCmd(); |
537 | return; |
538 | } |
539 | IM_ASSERT(curr_cmd->UserCallback == NULL); |
540 | |
541 | // Try to merge with previous command if it matches, else use current command |
542 | ImDrawCmd* prev_cmd = curr_cmd - 1; |
543 | if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1 && ImDrawCmd_HeaderCompare(&_CmdHeader, prev_cmd) == 0 && prev_cmd->UserCallback == NULL) |
544 | { |
545 | CmdBuffer.pop_back(); |
546 | return; |
547 | } |
548 | |
549 | curr_cmd->TextureId = _CmdHeader.TextureId; |
550 | } |
551 | |
552 | void ImDrawList::_OnChangedVtxOffset() |
553 | { |
554 | // We don't need to compare curr_cmd->VtxOffset != _CmdHeader.VtxOffset because we know it'll be different at the time we call this. |
555 | _VtxCurrentIdx = 0; |
556 | ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
557 | //IM_ASSERT(curr_cmd->VtxOffset != _CmdHeader.VtxOffset); // See #3349 |
558 | if (curr_cmd->ElemCount != 0) |
559 | { |
560 | AddDrawCmd(); |
561 | return; |
562 | } |
563 | IM_ASSERT(curr_cmd->UserCallback == NULL); |
564 | curr_cmd->VtxOffset = _CmdHeader.VtxOffset; |
565 | } |
566 | |
567 | int ImDrawList::_CalcCircleAutoSegmentCount(float radius) const |
568 | { |
569 | // Automatic segment count |
570 | const int radius_idx = (int)(radius + 0.999999f); // ceil to never reduce accuracy |
571 | if (radius_idx < IM_ARRAYSIZE(_Data->CircleSegmentCounts)) |
572 | return _Data->CircleSegmentCounts[radius_idx]; // Use cached value |
573 | else |
574 | return IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(radius, _Data->CircleSegmentMaxError); |
575 | } |
576 | |
577 | // Render-level scissoring. This is passed down to your render function but not used for CPU-side coarse clipping. Prefer using higher-level ImGui::PushClipRect() to affect logic (hit-testing and widget culling) |
578 | void ImDrawList::PushClipRect(ImVec2 cr_min, ImVec2 cr_max, bool intersect_with_current_clip_rect) |
579 | { |
580 | ImVec4 cr(cr_min.x, cr_min.y, cr_max.x, cr_max.y); |
581 | if (intersect_with_current_clip_rect) |
582 | { |
583 | ImVec4 current = _CmdHeader.ClipRect; |
584 | if (cr.x < current.x) cr.x = current.x; |
585 | if (cr.y < current.y) cr.y = current.y; |
586 | if (cr.z > current.z) cr.z = current.z; |
587 | if (cr.w > current.w) cr.w = current.w; |
588 | } |
589 | cr.z = ImMax(cr.x, cr.z); |
590 | cr.w = ImMax(cr.y, cr.w); |
591 | |
592 | _ClipRectStack.push_back(cr); |
593 | _CmdHeader.ClipRect = cr; |
594 | _OnChangedClipRect(); |
595 | } |
596 | |
597 | void ImDrawList::PushClipRectFullScreen() |
598 | { |
599 | PushClipRect(ImVec2(_Data->ClipRectFullscreen.x, _Data->ClipRectFullscreen.y), ImVec2(_Data->ClipRectFullscreen.z, _Data->ClipRectFullscreen.w)); |
600 | } |
601 | |
602 | void ImDrawList::PopClipRect() |
603 | { |
604 | _ClipRectStack.pop_back(); |
605 | _CmdHeader.ClipRect = (_ClipRectStack.Size == 0) ? _Data->ClipRectFullscreen : _ClipRectStack.Data[_ClipRectStack.Size - 1]; |
606 | _OnChangedClipRect(); |
607 | } |
608 | |
609 | void ImDrawList::PushTextureID(ImTextureID texture_id) |
610 | { |
611 | _TextureIdStack.push_back(texture_id); |
612 | _CmdHeader.TextureId = texture_id; |
613 | _OnChangedTextureID(); |
614 | } |
615 | |
616 | void ImDrawList::PopTextureID() |
617 | { |
618 | _TextureIdStack.pop_back(); |
619 | _CmdHeader.TextureId = (_TextureIdStack.Size == 0) ? (ImTextureID)NULL : _TextureIdStack.Data[_TextureIdStack.Size - 1]; |
620 | _OnChangedTextureID(); |
621 | } |
622 | |
623 | // Reserve space for a number of vertices and indices. |
624 | // You must finish filling your reserved data before calling PrimReserve() again, as it may reallocate or |
625 | // submit the intermediate results. PrimUnreserve() can be used to release unused allocations. |
626 | void ImDrawList::PrimReserve(int idx_count, int vtx_count) |
627 | { |
628 | // Large mesh support (when enabled) |
629 | IM_ASSERT_PARANOID(idx_count >= 0 && vtx_count >= 0); |
630 | if (sizeof(ImDrawIdx) == 2 && (_VtxCurrentIdx + vtx_count >= (1 << 16)) && (Flags & ImDrawListFlags_AllowVtxOffset)) |
631 | { |
632 | // FIXME: In theory we should be testing that vtx_count <64k here. |
633 | // In practice, RenderText() relies on reserving ahead for a worst case scenario so it is currently useful for us |
634 | // to not make that check until we rework the text functions to handle clipping and large horizontal lines better. |
635 | _CmdHeader.VtxOffset = VtxBuffer.Size; |
636 | _OnChangedVtxOffset(); |
637 | } |
638 | |
639 | ImDrawCmd* draw_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
640 | draw_cmd->ElemCount += idx_count; |
641 | |
642 | int vtx_buffer_old_size = VtxBuffer.Size; |
643 | VtxBuffer.resize(vtx_buffer_old_size + vtx_count); |
644 | _VtxWritePtr = VtxBuffer.Data + vtx_buffer_old_size; |
645 | |
646 | int idx_buffer_old_size = IdxBuffer.Size; |
647 | IdxBuffer.resize(idx_buffer_old_size + idx_count); |
648 | _IdxWritePtr = IdxBuffer.Data + idx_buffer_old_size; |
649 | } |
650 | |
651 | // Release the a number of reserved vertices/indices from the end of the last reservation made with PrimReserve(). |
652 | void ImDrawList::PrimUnreserve(int idx_count, int vtx_count) |
653 | { |
654 | IM_ASSERT_PARANOID(idx_count >= 0 && vtx_count >= 0); |
655 | |
656 | ImDrawCmd* draw_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; |
657 | draw_cmd->ElemCount -= idx_count; |
658 | VtxBuffer.shrink(VtxBuffer.Size - vtx_count); |
659 | IdxBuffer.shrink(IdxBuffer.Size - idx_count); |
660 | } |
661 | |
662 | // Fully unrolled with inline call to keep our debug builds decently fast. |
663 | void ImDrawList::PrimRect(const ImVec2& a, const ImVec2& c, ImU32 col) |
664 | { |
665 | ImVec2 b(c.x, a.y), d(a.x, c.y), uv(_Data->TexUvWhitePixel); |
666 | ImDrawIdx idx = (ImDrawIdx)_VtxCurrentIdx; |
667 | _IdxWritePtr[0] = idx; _IdxWritePtr[1] = (ImDrawIdx)(idx+1); _IdxWritePtr[2] = (ImDrawIdx)(idx+2); |
668 | _IdxWritePtr[3] = idx; _IdxWritePtr[4] = (ImDrawIdx)(idx+2); _IdxWritePtr[5] = (ImDrawIdx)(idx+3); |
669 | _VtxWritePtr[0].pos = a; _VtxWritePtr[0].uv = uv; _VtxWritePtr[0].col = col; |
670 | _VtxWritePtr[1].pos = b; _VtxWritePtr[1].uv = uv; _VtxWritePtr[1].col = col; |
671 | _VtxWritePtr[2].pos = c; _VtxWritePtr[2].uv = uv; _VtxWritePtr[2].col = col; |
672 | _VtxWritePtr[3].pos = d; _VtxWritePtr[3].uv = uv; _VtxWritePtr[3].col = col; |
673 | _VtxWritePtr += 4; |
674 | _VtxCurrentIdx += 4; |
675 | _IdxWritePtr += 6; |
676 | } |
677 | |
678 | void ImDrawList::PrimRectUV(const ImVec2& a, const ImVec2& c, const ImVec2& uv_a, const ImVec2& uv_c, ImU32 col) |
679 | { |
680 | ImVec2 b(c.x, a.y), d(a.x, c.y), uv_b(uv_c.x, uv_a.y), uv_d(uv_a.x, uv_c.y); |
681 | ImDrawIdx idx = (ImDrawIdx)_VtxCurrentIdx; |
682 | _IdxWritePtr[0] = idx; _IdxWritePtr[1] = (ImDrawIdx)(idx+1); _IdxWritePtr[2] = (ImDrawIdx)(idx+2); |
683 | _IdxWritePtr[3] = idx; _IdxWritePtr[4] = (ImDrawIdx)(idx+2); _IdxWritePtr[5] = (ImDrawIdx)(idx+3); |
684 | _VtxWritePtr[0].pos = a; _VtxWritePtr[0].uv = uv_a; _VtxWritePtr[0].col = col; |
685 | _VtxWritePtr[1].pos = b; _VtxWritePtr[1].uv = uv_b; _VtxWritePtr[1].col = col; |
686 | _VtxWritePtr[2].pos = c; _VtxWritePtr[2].uv = uv_c; _VtxWritePtr[2].col = col; |
687 | _VtxWritePtr[3].pos = d; _VtxWritePtr[3].uv = uv_d; _VtxWritePtr[3].col = col; |
688 | _VtxWritePtr += 4; |
689 | _VtxCurrentIdx += 4; |
690 | _IdxWritePtr += 6; |
691 | } |
692 | |
693 | void ImDrawList::PrimQuadUV(const ImVec2& a, const ImVec2& b, const ImVec2& c, const ImVec2& d, const ImVec2& uv_a, const ImVec2& uv_b, const ImVec2& uv_c, const ImVec2& uv_d, ImU32 col) |
694 | { |
695 | ImDrawIdx idx = (ImDrawIdx)_VtxCurrentIdx; |
696 | _IdxWritePtr[0] = idx; _IdxWritePtr[1] = (ImDrawIdx)(idx+1); _IdxWritePtr[2] = (ImDrawIdx)(idx+2); |
697 | _IdxWritePtr[3] = idx; _IdxWritePtr[4] = (ImDrawIdx)(idx+2); _IdxWritePtr[5] = (ImDrawIdx)(idx+3); |
698 | _VtxWritePtr[0].pos = a; _VtxWritePtr[0].uv = uv_a; _VtxWritePtr[0].col = col; |
699 | _VtxWritePtr[1].pos = b; _VtxWritePtr[1].uv = uv_b; _VtxWritePtr[1].col = col; |
700 | _VtxWritePtr[2].pos = c; _VtxWritePtr[2].uv = uv_c; _VtxWritePtr[2].col = col; |
701 | _VtxWritePtr[3].pos = d; _VtxWritePtr[3].uv = uv_d; _VtxWritePtr[3].col = col; |
702 | _VtxWritePtr += 4; |
703 | _VtxCurrentIdx += 4; |
704 | _IdxWritePtr += 6; |
705 | } |
706 | |
707 | // On AddPolyline() and AddConvexPolyFilled() we intentionally avoid using ImVec2 and superfluous function calls to optimize debug/non-inlined builds. |
708 | // - Those macros expects l-values and need to be used as their own statement. |
709 | // - Those macros are intentionally not surrounded by the 'do {} while (0)' idiom because even that translates to runtime with debug compilers. |
710 | #define IM_NORMALIZE2F_OVER_ZERO(VX,VY) { float d2 = VX*VX + VY*VY; if (d2 > 0.0f) { float inv_len = ImRsqrt(d2); VX *= inv_len; VY *= inv_len; } } (void)0 |
711 | #define IM_FIXNORMAL2F_MAX_INVLEN2 100.0f // 500.0f (see #4053, #3366) |
712 | #define IM_FIXNORMAL2F(VX,VY) { float d2 = VX*VX + VY*VY; if (d2 > 0.000001f) { float inv_len2 = 1.0f / d2; if (inv_len2 > IM_FIXNORMAL2F_MAX_INVLEN2) inv_len2 = IM_FIXNORMAL2F_MAX_INVLEN2; VX *= inv_len2; VY *= inv_len2; } } (void)0 |
713 | |
714 | // TODO: Thickness anti-aliased lines cap are missing their AA fringe. |
715 | // We avoid using the ImVec2 math operators here to reduce cost to a minimum for debug/non-inlined builds. |
716 | void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32 col, ImDrawFlags flags, float thickness) |
717 | { |
718 | if (points_count < 2) |
719 | return; |
720 | |
721 | const bool closed = (flags & ImDrawFlags_Closed) != 0; |
722 | const ImVec2 opaque_uv = _Data->TexUvWhitePixel; |
723 | const int count = closed ? points_count : points_count - 1; // The number of line segments we need to draw |
724 | const bool thick_line = (thickness > _FringeScale); |
725 | |
726 | if (Flags & ImDrawListFlags_AntiAliasedLines) |
727 | { |
728 | // Anti-aliased stroke |
729 | const float AA_SIZE = _FringeScale; |
730 | const ImU32 col_trans = col & ~IM_COL32_A_MASK; |
731 | |
732 | // Thicknesses <1.0 should behave like thickness 1.0 |
733 | thickness = ImMax(thickness, 1.0f); |
734 | const int integer_thickness = (int)thickness; |
735 | const float fractional_thickness = thickness - integer_thickness; |
736 | |
737 | // Do we want to draw this line using a texture? |
738 | // - For now, only draw integer-width lines using textures to avoid issues with the way scaling occurs, could be improved. |
739 | // - If AA_SIZE is not 1.0f we cannot use the texture path. |
740 | const bool use_texture = (Flags & ImDrawListFlags_AntiAliasedLinesUseTex) && (integer_thickness < IM_DRAWLIST_TEX_LINES_WIDTH_MAX) && (fractional_thickness <= 0.00001f) && (AA_SIZE == 1.0f); |
741 | |
742 | // We should never hit this, because NewFrame() doesn't set ImDrawListFlags_AntiAliasedLinesUseTex unless ImFontAtlasFlags_NoBakedLines is off |
743 | IM_ASSERT_PARANOID(!use_texture || !(_Data->Font->ContainerAtlas->Flags & ImFontAtlasFlags_NoBakedLines)); |
744 | |
745 | const int idx_count = use_texture ? (count * 6) : (thick_line ? count * 18 : count * 12); |
746 | const int vtx_count = use_texture ? (points_count * 2) : (thick_line ? points_count * 4 : points_count * 3); |
747 | PrimReserve(idx_count, vtx_count); |
748 | |
749 | // Temporary buffer |
750 | // The first <points_count> items are normals at each line point, then after that there are either 2 or 4 temp points for each line point |
751 | ImVec2* temp_normals = (ImVec2*)alloca(points_count * ((use_texture || !thick_line) ? 3 : 5) * sizeof(ImVec2)); //-V630 |
752 | ImVec2* temp_points = temp_normals + points_count; |
753 | |
754 | // Calculate normals (tangents) for each line segment |
755 | for (int i1 = 0; i1 < count; i1++) |
756 | { |
757 | const int i2 = (i1 + 1) == points_count ? 0 : i1 + 1; |
758 | float dx = points[i2].x - points[i1].x; |
759 | float dy = points[i2].y - points[i1].y; |
760 | IM_NORMALIZE2F_OVER_ZERO(dx, dy); |
761 | temp_normals[i1].x = dy; |
762 | temp_normals[i1].y = -dx; |
763 | } |
764 | if (!closed) |
765 | temp_normals[points_count - 1] = temp_normals[points_count - 2]; |
766 | |
767 | // If we are drawing a one-pixel-wide line without a texture, or a textured line of any width, we only need 2 or 3 vertices per point |
768 | if (use_texture || !thick_line) |
769 | { |
770 | // [PATH 1] Texture-based lines (thick or non-thick) |
771 | // [PATH 2] Non texture-based lines (non-thick) |
772 | |
773 | // The width of the geometry we need to draw - this is essentially <thickness> pixels for the line itself, plus "one pixel" for AA. |
774 | // - In the texture-based path, we don't use AA_SIZE here because the +1 is tied to the generated texture |
775 | // (see ImFontAtlasBuildRenderLinesTexData() function), and so alternate values won't work without changes to that code. |
776 | // - In the non texture-based paths, we would allow AA_SIZE to potentially be != 1.0f with a patch (e.g. fringe_scale patch to |
777 | // allow scaling geometry while preserving one-screen-pixel AA fringe). |
778 | const float half_draw_size = use_texture ? ((thickness * 0.5f) + 1) : AA_SIZE; |
779 | |
780 | // If line is not closed, the first and last points need to be generated differently as there are no normals to blend |
781 | if (!closed) |
782 | { |
783 | temp_points[0] = points[0] + temp_normals[0] * half_draw_size; |
784 | temp_points[1] = points[0] - temp_normals[0] * half_draw_size; |
785 | temp_points[(points_count-1)*2+0] = points[points_count-1] + temp_normals[points_count-1] * half_draw_size; |
786 | temp_points[(points_count-1)*2+1] = points[points_count-1] - temp_normals[points_count-1] * half_draw_size; |
787 | } |
788 | |
789 | // Generate the indices to form a number of triangles for each line segment, and the vertices for the line edges |
790 | // This takes points n and n+1 and writes into n+1, with the first point in a closed line being generated from the final one (as n+1 wraps) |
791 | // FIXME-OPT: Merge the different loops, possibly remove the temporary buffer. |
792 | unsigned int idx1 = _VtxCurrentIdx; // Vertex index for start of line segment |
793 | for (int i1 = 0; i1 < count; i1++) // i1 is the first point of the line segment |
794 | { |
795 | const int i2 = (i1 + 1) == points_count ? 0 : i1 + 1; // i2 is the second point of the line segment |
796 | const unsigned int idx2 = ((i1 + 1) == points_count) ? _VtxCurrentIdx : (idx1 + (use_texture ? 2 : 3)); // Vertex index for end of segment |
797 | |
798 | // Average normals |
799 | float dm_x = (temp_normals[i1].x + temp_normals[i2].x) * 0.5f; |
800 | float dm_y = (temp_normals[i1].y + temp_normals[i2].y) * 0.5f; |
801 | IM_FIXNORMAL2F(dm_x, dm_y); |
802 | dm_x *= half_draw_size; // dm_x, dm_y are offset to the outer edge of the AA area |
803 | dm_y *= half_draw_size; |
804 | |
805 | // Add temporary vertexes for the outer edges |
806 | ImVec2* out_vtx = &temp_points[i2 * 2]; |
807 | out_vtx[0].x = points[i2].x + dm_x; |
808 | out_vtx[0].y = points[i2].y + dm_y; |
809 | out_vtx[1].x = points[i2].x - dm_x; |
810 | out_vtx[1].y = points[i2].y - dm_y; |
811 | |
812 | if (use_texture) |
813 | { |
814 | // Add indices for two triangles |
815 | _IdxWritePtr[0] = (ImDrawIdx)(idx2 + 0); _IdxWritePtr[1] = (ImDrawIdx)(idx1 + 0); _IdxWritePtr[2] = (ImDrawIdx)(idx1 + 1); // Right tri |
816 | _IdxWritePtr[3] = (ImDrawIdx)(idx2 + 1); _IdxWritePtr[4] = (ImDrawIdx)(idx1 + 1); _IdxWritePtr[5] = (ImDrawIdx)(idx2 + 0); // Left tri |
817 | _IdxWritePtr += 6; |
818 | } |
819 | else |
820 | { |
821 | // Add indexes for four triangles |
822 | _IdxWritePtr[0] = (ImDrawIdx)(idx2 + 0); _IdxWritePtr[1] = (ImDrawIdx)(idx1 + 0); _IdxWritePtr[2] = (ImDrawIdx)(idx1 + 2); // Right tri 1 |
823 | _IdxWritePtr[3] = (ImDrawIdx)(idx1 + 2); _IdxWritePtr[4] = (ImDrawIdx)(idx2 + 2); _IdxWritePtr[5] = (ImDrawIdx)(idx2 + 0); // Right tri 2 |
824 | _IdxWritePtr[6] = (ImDrawIdx)(idx2 + 1); _IdxWritePtr[7] = (ImDrawIdx)(idx1 + 1); _IdxWritePtr[8] = (ImDrawIdx)(idx1 + 0); // Left tri 1 |
825 | _IdxWritePtr[9] = (ImDrawIdx)(idx1 + 0); _IdxWritePtr[10] = (ImDrawIdx)(idx2 + 0); _IdxWritePtr[11] = (ImDrawIdx)(idx2 + 1); // Left tri 2 |
826 | _IdxWritePtr += 12; |
827 | } |
828 | |
829 | idx1 = idx2; |
830 | } |
831 | |
832 | // Add vertexes for each point on the line |
833 | if (use_texture) |
834 | { |
835 | // If we're using textures we only need to emit the left/right edge vertices |
836 | ImVec4 tex_uvs = _Data->TexUvLines[integer_thickness]; |
837 | /*if (fractional_thickness != 0.0f) // Currently always zero when use_texture==false! |
838 | { |
839 | const ImVec4 tex_uvs_1 = _Data->TexUvLines[integer_thickness + 1]; |
840 | tex_uvs.x = tex_uvs.x + (tex_uvs_1.x - tex_uvs.x) * fractional_thickness; // inlined ImLerp() |
841 | tex_uvs.y = tex_uvs.y + (tex_uvs_1.y - tex_uvs.y) * fractional_thickness; |
842 | tex_uvs.z = tex_uvs.z + (tex_uvs_1.z - tex_uvs.z) * fractional_thickness; |
843 | tex_uvs.w = tex_uvs.w + (tex_uvs_1.w - tex_uvs.w) * fractional_thickness; |
844 | }*/ |
845 | ImVec2 tex_uv0(tex_uvs.x, tex_uvs.y); |
846 | ImVec2 tex_uv1(tex_uvs.z, tex_uvs.w); |
847 | for (int i = 0; i < points_count; i++) |
848 | { |
849 | _VtxWritePtr[0].pos = temp_points[i * 2 + 0]; _VtxWritePtr[0].uv = tex_uv0; _VtxWritePtr[0].col = col; // Left-side outer edge |
850 | _VtxWritePtr[1].pos = temp_points[i * 2 + 1]; _VtxWritePtr[1].uv = tex_uv1; _VtxWritePtr[1].col = col; // Right-side outer edge |
851 | _VtxWritePtr += 2; |
852 | } |
853 | } |
854 | else |
855 | { |
856 | // If we're not using a texture, we need the center vertex as well |
857 | for (int i = 0; i < points_count; i++) |
858 | { |
859 | _VtxWritePtr[0].pos = points[i]; _VtxWritePtr[0].uv = opaque_uv; _VtxWritePtr[0].col = col; // Center of line |
860 | _VtxWritePtr[1].pos = temp_points[i * 2 + 0]; _VtxWritePtr[1].uv = opaque_uv; _VtxWritePtr[1].col = col_trans; // Left-side outer edge |
861 | _VtxWritePtr[2].pos = temp_points[i * 2 + 1]; _VtxWritePtr[2].uv = opaque_uv; _VtxWritePtr[2].col = col_trans; // Right-side outer edge |
862 | _VtxWritePtr += 3; |
863 | } |
864 | } |
865 | } |
866 | else |
867 | { |
868 | // [PATH 2] Non texture-based lines (thick): we need to draw the solid line core and thus require four vertices per point |
869 | const float half_inner_thickness = (thickness - AA_SIZE) * 0.5f; |
870 | |
871 | // If line is not closed, the first and last points need to be generated differently as there are no normals to blend |
872 | if (!closed) |
873 | { |
874 | const int points_last = points_count - 1; |
875 | temp_points[0] = points[0] + temp_normals[0] * (half_inner_thickness + AA_SIZE); |
876 | temp_points[1] = points[0] + temp_normals[0] * (half_inner_thickness); |
877 | temp_points[2] = points[0] - temp_normals[0] * (half_inner_thickness); |
878 | temp_points[3] = points[0] - temp_normals[0] * (half_inner_thickness + AA_SIZE); |
879 | temp_points[points_last * 4 + 0] = points[points_last] + temp_normals[points_last] * (half_inner_thickness + AA_SIZE); |
880 | temp_points[points_last * 4 + 1] = points[points_last] + temp_normals[points_last] * (half_inner_thickness); |
881 | temp_points[points_last * 4 + 2] = points[points_last] - temp_normals[points_last] * (half_inner_thickness); |
882 | temp_points[points_last * 4 + 3] = points[points_last] - temp_normals[points_last] * (half_inner_thickness + AA_SIZE); |
883 | } |
884 | |
885 | // Generate the indices to form a number of triangles for each line segment, and the vertices for the line edges |
886 | // This takes points n and n+1 and writes into n+1, with the first point in a closed line being generated from the final one (as n+1 wraps) |
887 | // FIXME-OPT: Merge the different loops, possibly remove the temporary buffer. |
888 | unsigned int idx1 = _VtxCurrentIdx; // Vertex index for start of line segment |
889 | for (int i1 = 0; i1 < count; i1++) // i1 is the first point of the line segment |
890 | { |
891 | const int i2 = (i1 + 1) == points_count ? 0 : (i1 + 1); // i2 is the second point of the line segment |
892 | const unsigned int idx2 = (i1 + 1) == points_count ? _VtxCurrentIdx : (idx1 + 4); // Vertex index for end of segment |
893 | |
894 | // Average normals |
895 | float dm_x = (temp_normals[i1].x + temp_normals[i2].x) * 0.5f; |
896 | float dm_y = (temp_normals[i1].y + temp_normals[i2].y) * 0.5f; |
897 | IM_FIXNORMAL2F(dm_x, dm_y); |
898 | float dm_out_x = dm_x * (half_inner_thickness + AA_SIZE); |
899 | float dm_out_y = dm_y * (half_inner_thickness + AA_SIZE); |
900 | float dm_in_x = dm_x * half_inner_thickness; |
901 | float dm_in_y = dm_y * half_inner_thickness; |
902 | |
903 | // Add temporary vertices |
904 | ImVec2* out_vtx = &temp_points[i2 * 4]; |
905 | out_vtx[0].x = points[i2].x + dm_out_x; |
906 | out_vtx[0].y = points[i2].y + dm_out_y; |
907 | out_vtx[1].x = points[i2].x + dm_in_x; |
908 | out_vtx[1].y = points[i2].y + dm_in_y; |
909 | out_vtx[2].x = points[i2].x - dm_in_x; |
910 | out_vtx[2].y = points[i2].y - dm_in_y; |
911 | out_vtx[3].x = points[i2].x - dm_out_x; |
912 | out_vtx[3].y = points[i2].y - dm_out_y; |
913 | |
914 | // Add indexes |
915 | _IdxWritePtr[0] = (ImDrawIdx)(idx2 + 1); _IdxWritePtr[1] = (ImDrawIdx)(idx1 + 1); _IdxWritePtr[2] = (ImDrawIdx)(idx1 + 2); |
916 | _IdxWritePtr[3] = (ImDrawIdx)(idx1 + 2); _IdxWritePtr[4] = (ImDrawIdx)(idx2 + 2); _IdxWritePtr[5] = (ImDrawIdx)(idx2 + 1); |
917 | _IdxWritePtr[6] = (ImDrawIdx)(idx2 + 1); _IdxWritePtr[7] = (ImDrawIdx)(idx1 + 1); _IdxWritePtr[8] = (ImDrawIdx)(idx1 + 0); |
918 | _IdxWritePtr[9] = (ImDrawIdx)(idx1 + 0); _IdxWritePtr[10] = (ImDrawIdx)(idx2 + 0); _IdxWritePtr[11] = (ImDrawIdx)(idx2 + 1); |
919 | _IdxWritePtr[12] = (ImDrawIdx)(idx2 + 2); _IdxWritePtr[13] = (ImDrawIdx)(idx1 + 2); _IdxWritePtr[14] = (ImDrawIdx)(idx1 + 3); |
920 | _IdxWritePtr[15] = (ImDrawIdx)(idx1 + 3); _IdxWritePtr[16] = (ImDrawIdx)(idx2 + 3); _IdxWritePtr[17] = (ImDrawIdx)(idx2 + 2); |
921 | _IdxWritePtr += 18; |
922 | |
923 | idx1 = idx2; |
924 | } |
925 | |
926 | // Add vertices |
927 | for (int i = 0; i < points_count; i++) |
928 | { |
929 | _VtxWritePtr[0].pos = temp_points[i * 4 + 0]; _VtxWritePtr[0].uv = opaque_uv; _VtxWritePtr[0].col = col_trans; |
930 | _VtxWritePtr[1].pos = temp_points[i * 4 + 1]; _VtxWritePtr[1].uv = opaque_uv; _VtxWritePtr[1].col = col; |
931 | _VtxWritePtr[2].pos = temp_points[i * 4 + 2]; _VtxWritePtr[2].uv = opaque_uv; _VtxWritePtr[2].col = col; |
932 | _VtxWritePtr[3].pos = temp_points[i * 4 + 3]; _VtxWritePtr[3].uv = opaque_uv; _VtxWritePtr[3].col = col_trans; |
933 | _VtxWritePtr += 4; |
934 | } |
935 | } |
936 | _VtxCurrentIdx += (ImDrawIdx)vtx_count; |
937 | } |
938 | else |
939 | { |
940 | // [PATH 4] Non texture-based, Non anti-aliased lines |
941 | const int idx_count = count * 6; |
942 | const int vtx_count = count * 4; // FIXME-OPT: Not sharing edges |
943 | PrimReserve(idx_count, vtx_count); |
944 | |
945 | for (int i1 = 0; i1 < count; i1++) |
946 | { |
947 | const int i2 = (i1 + 1) == points_count ? 0 : i1 + 1; |
948 | const ImVec2& p1 = points[i1]; |
949 | const ImVec2& p2 = points[i2]; |
950 | |
951 | float dx = p2.x - p1.x; |
952 | float dy = p2.y - p1.y; |
953 | IM_NORMALIZE2F_OVER_ZERO(dx, dy); |
954 | dx *= (thickness * 0.5f); |
955 | dy *= (thickness * 0.5f); |
956 | |
957 | _VtxWritePtr[0].pos.x = p1.x + dy; _VtxWritePtr[0].pos.y = p1.y - dx; _VtxWritePtr[0].uv = opaque_uv; _VtxWritePtr[0].col = col; |
958 | _VtxWritePtr[1].pos.x = p2.x + dy; _VtxWritePtr[1].pos.y = p2.y - dx; _VtxWritePtr[1].uv = opaque_uv; _VtxWritePtr[1].col = col; |
959 | _VtxWritePtr[2].pos.x = p2.x - dy; _VtxWritePtr[2].pos.y = p2.y + dx; _VtxWritePtr[2].uv = opaque_uv; _VtxWritePtr[2].col = col; |
960 | _VtxWritePtr[3].pos.x = p1.x - dy; _VtxWritePtr[3].pos.y = p1.y + dx; _VtxWritePtr[3].uv = opaque_uv; _VtxWritePtr[3].col = col; |
961 | _VtxWritePtr += 4; |
962 | |
963 | _IdxWritePtr[0] = (ImDrawIdx)(_VtxCurrentIdx); _IdxWritePtr[1] = (ImDrawIdx)(_VtxCurrentIdx + 1); _IdxWritePtr[2] = (ImDrawIdx)(_VtxCurrentIdx + 2); |
964 | _IdxWritePtr[3] = (ImDrawIdx)(_VtxCurrentIdx); _IdxWritePtr[4] = (ImDrawIdx)(_VtxCurrentIdx + 2); _IdxWritePtr[5] = (ImDrawIdx)(_VtxCurrentIdx + 3); |
965 | _IdxWritePtr += 6; |
966 | _VtxCurrentIdx += 4; |
967 | } |
968 | } |
969 | } |
970 | |
971 | // We intentionally avoid using ImVec2 and its math operators here to reduce cost to a minimum for debug/non-inlined builds. |
972 | void ImDrawList::AddConvexPolyFilled(const ImVec2* points, const int points_count, ImU32 col) |
973 | { |
974 | if (points_count < 3) |
975 | return; |
976 | |
977 | const ImVec2 uv = _Data->TexUvWhitePixel; |
978 | |
979 | if (Flags & ImDrawListFlags_AntiAliasedFill) |
980 | { |
981 | // Anti-aliased Fill |
982 | const float AA_SIZE = _FringeScale; |
983 | const ImU32 col_trans = col & ~IM_COL32_A_MASK; |
984 | const int idx_count = (points_count - 2)*3 + points_count * 6; |
985 | const int vtx_count = (points_count * 2); |
986 | PrimReserve(idx_count, vtx_count); |
987 | |
988 | // Add indexes for fill |
989 | unsigned int vtx_inner_idx = _VtxCurrentIdx; |
990 | unsigned int vtx_outer_idx = _VtxCurrentIdx + 1; |
991 | for (int i = 2; i < points_count; i++) |
992 | { |
993 | _IdxWritePtr[0] = (ImDrawIdx)(vtx_inner_idx); _IdxWritePtr[1] = (ImDrawIdx)(vtx_inner_idx + ((i - 1) << 1)); _IdxWritePtr[2] = (ImDrawIdx)(vtx_inner_idx + (i << 1)); |
994 | _IdxWritePtr += 3; |
995 | } |
996 | |
997 | // Compute normals |
998 | ImVec2* temp_normals = (ImVec2*)alloca(points_count * sizeof(ImVec2)); //-V630 |
999 | for (int i0 = points_count - 1, i1 = 0; i1 < points_count; i0 = i1++) |
1000 | { |
1001 | const ImVec2& p0 = points[i0]; |
1002 | const ImVec2& p1 = points[i1]; |
1003 | float dx = p1.x - p0.x; |
1004 | float dy = p1.y - p0.y; |
1005 | IM_NORMALIZE2F_OVER_ZERO(dx, dy); |
1006 | temp_normals[i0].x = dy; |
1007 | temp_normals[i0].y = -dx; |
1008 | } |
1009 | |
1010 | for (int i0 = points_count - 1, i1 = 0; i1 < points_count; i0 = i1++) |
1011 | { |
1012 | // Average normals |
1013 | const ImVec2& n0 = temp_normals[i0]; |
1014 | const ImVec2& n1 = temp_normals[i1]; |
1015 | float dm_x = (n0.x + n1.x) * 0.5f; |
1016 | float dm_y = (n0.y + n1.y) * 0.5f; |
1017 | IM_FIXNORMAL2F(dm_x, dm_y); |
1018 | dm_x *= AA_SIZE * 0.5f; |
1019 | dm_y *= AA_SIZE * 0.5f; |
1020 | |
1021 | // Add vertices |
1022 | _VtxWritePtr[0].pos.x = (points[i1].x - dm_x); _VtxWritePtr[0].pos.y = (points[i1].y - dm_y); _VtxWritePtr[0].uv = uv; _VtxWritePtr[0].col = col; // Inner |
1023 | _VtxWritePtr[1].pos.x = (points[i1].x + dm_x); _VtxWritePtr[1].pos.y = (points[i1].y + dm_y); _VtxWritePtr[1].uv = uv; _VtxWritePtr[1].col = col_trans; // Outer |
1024 | _VtxWritePtr += 2; |
1025 | |
1026 | // Add indexes for fringes |
1027 | _IdxWritePtr[0] = (ImDrawIdx)(vtx_inner_idx + (i1 << 1)); _IdxWritePtr[1] = (ImDrawIdx)(vtx_inner_idx + (i0 << 1)); _IdxWritePtr[2] = (ImDrawIdx)(vtx_outer_idx + (i0 << 1)); |
1028 | _IdxWritePtr[3] = (ImDrawIdx)(vtx_outer_idx + (i0 << 1)); _IdxWritePtr[4] = (ImDrawIdx)(vtx_outer_idx + (i1 << 1)); _IdxWritePtr[5] = (ImDrawIdx)(vtx_inner_idx + (i1 << 1)); |
1029 | _IdxWritePtr += 6; |
1030 | } |
1031 | _VtxCurrentIdx += (ImDrawIdx)vtx_count; |
1032 | } |
1033 | else |
1034 | { |
1035 | // Non Anti-aliased Fill |
1036 | const int idx_count = (points_count - 2)*3; |
1037 | const int vtx_count = points_count; |
1038 | PrimReserve(idx_count, vtx_count); |
1039 | for (int i = 0; i < vtx_count; i++) |
1040 | { |
1041 | _VtxWritePtr[0].pos = points[i]; _VtxWritePtr[0].uv = uv; _VtxWritePtr[0].col = col; |
1042 | _VtxWritePtr++; |
1043 | } |
1044 | for (int i = 2; i < points_count; i++) |
1045 | { |
1046 | _IdxWritePtr[0] = (ImDrawIdx)(_VtxCurrentIdx); _IdxWritePtr[1] = (ImDrawIdx)(_VtxCurrentIdx + i - 1); _IdxWritePtr[2] = (ImDrawIdx)(_VtxCurrentIdx + i); |
1047 | _IdxWritePtr += 3; |
1048 | } |
1049 | _VtxCurrentIdx += (ImDrawIdx)vtx_count; |
1050 | } |
1051 | } |
1052 | |
1053 | void ImDrawList::_PathArcToFastEx(const ImVec2& center, float radius, int a_min_sample, int a_max_sample, int a_step) |
1054 | { |
1055 | if (radius <= 0.0f) |
1056 | { |
1057 | _Path.push_back(center); |
1058 | return; |
1059 | } |
1060 | |
1061 | // Calculate arc auto segment step size |
1062 | if (a_step <= 0) |
1063 | a_step = IM_DRAWLIST_ARCFAST_SAMPLE_MAX / _CalcCircleAutoSegmentCount(radius); |
1064 | |
1065 | // Make sure we never do steps larger than one quarter of the circle |
1066 | a_step = ImClamp(a_step, 1, IM_DRAWLIST_ARCFAST_TABLE_SIZE / 4); |
1067 | |
1068 | const int sample_range = ImAbs(a_max_sample - a_min_sample); |
1069 | const int a_next_step = a_step; |
1070 | |
1071 | int samples = sample_range + 1; |
1072 | bool = false; |
1073 | if (a_step > 1) |
1074 | { |
1075 | samples = sample_range / a_step + 1; |
1076 | const int overstep = sample_range % a_step; |
1077 | |
1078 | if (overstep > 0) |
1079 | { |
1080 | extra_max_sample = true; |
1081 | samples++; |
1082 | |
1083 | // When we have overstep to avoid awkwardly looking one long line and one tiny one at the end, |
1084 | // distribute first step range evenly between them by reducing first step size. |
1085 | if (sample_range > 0) |
1086 | a_step -= (a_step - overstep) / 2; |
1087 | } |
1088 | } |
1089 | |
1090 | _Path.resize(_Path.Size + samples); |
1091 | ImVec2* out_ptr = _Path.Data + (_Path.Size - samples); |
1092 | |
1093 | int sample_index = a_min_sample; |
1094 | if (sample_index < 0 || sample_index >= IM_DRAWLIST_ARCFAST_SAMPLE_MAX) |
1095 | { |
1096 | sample_index = sample_index % IM_DRAWLIST_ARCFAST_SAMPLE_MAX; |
1097 | if (sample_index < 0) |
1098 | sample_index += IM_DRAWLIST_ARCFAST_SAMPLE_MAX; |
1099 | } |
1100 | |
1101 | if (a_max_sample >= a_min_sample) |
1102 | { |
1103 | for (int a = a_min_sample; a <= a_max_sample; a += a_step, sample_index += a_step, a_step = a_next_step) |
1104 | { |
1105 | // a_step is clamped to IM_DRAWLIST_ARCFAST_SAMPLE_MAX, so we have guaranteed that it will not wrap over range twice or more |
1106 | if (sample_index >= IM_DRAWLIST_ARCFAST_SAMPLE_MAX) |
1107 | sample_index -= IM_DRAWLIST_ARCFAST_SAMPLE_MAX; |
1108 | |
1109 | const ImVec2 s = _Data->ArcFastVtx[sample_index]; |
1110 | out_ptr->x = center.x + s.x * radius; |
1111 | out_ptr->y = center.y + s.y * radius; |
1112 | out_ptr++; |
1113 | } |
1114 | } |
1115 | else |
1116 | { |
1117 | for (int a = a_min_sample; a >= a_max_sample; a -= a_step, sample_index -= a_step, a_step = a_next_step) |
1118 | { |
1119 | // a_step is clamped to IM_DRAWLIST_ARCFAST_SAMPLE_MAX, so we have guaranteed that it will not wrap over range twice or more |
1120 | if (sample_index < 0) |
1121 | sample_index += IM_DRAWLIST_ARCFAST_SAMPLE_MAX; |
1122 | |
1123 | const ImVec2 s = _Data->ArcFastVtx[sample_index]; |
1124 | out_ptr->x = center.x + s.x * radius; |
1125 | out_ptr->y = center.y + s.y * radius; |
1126 | out_ptr++; |
1127 | } |
1128 | } |
1129 | |
1130 | if (extra_max_sample) |
1131 | { |
1132 | int normalized_max_sample = a_max_sample % IM_DRAWLIST_ARCFAST_SAMPLE_MAX; |
1133 | if (normalized_max_sample < 0) |
1134 | normalized_max_sample += IM_DRAWLIST_ARCFAST_SAMPLE_MAX; |
1135 | |
1136 | const ImVec2 s = _Data->ArcFastVtx[normalized_max_sample]; |
1137 | out_ptr->x = center.x + s.x * radius; |
1138 | out_ptr->y = center.y + s.y * radius; |
1139 | out_ptr++; |
1140 | } |
1141 | |
1142 | IM_ASSERT_PARANOID(_Path.Data + _Path.Size == out_ptr); |
1143 | } |
1144 | |
1145 | void ImDrawList::_PathArcToN(const ImVec2& center, float radius, float a_min, float a_max, int num_segments) |
1146 | { |
1147 | if (radius <= 0.0f) |
1148 | { |
1149 | _Path.push_back(center); |
1150 | return; |
1151 | } |
1152 | |
1153 | // Note that we are adding a point at both a_min and a_max. |
1154 | // If you are trying to draw a full closed circle you don't want the overlapping points! |
1155 | _Path.reserve(_Path.Size + (num_segments + 1)); |
1156 | for (int i = 0; i <= num_segments; i++) |
1157 | { |
1158 | const float a = a_min + ((float)i / (float)num_segments) * (a_max - a_min); |
1159 | _Path.push_back(ImVec2(center.x + ImCos(a) * radius, center.y + ImSin(a) * radius)); |
1160 | } |
1161 | } |
1162 | |
1163 | // 0: East, 3: South, 6: West, 9: North, 12: East |
1164 | void ImDrawList::PathArcToFast(const ImVec2& center, float radius, int a_min_of_12, int a_max_of_12) |
1165 | { |
1166 | if (radius <= 0.0f) |
1167 | { |
1168 | _Path.push_back(center); |
1169 | return; |
1170 | } |
1171 | _PathArcToFastEx(center, radius, a_min_of_12 * IM_DRAWLIST_ARCFAST_SAMPLE_MAX / 12, a_max_of_12 * IM_DRAWLIST_ARCFAST_SAMPLE_MAX / 12, 0); |
1172 | } |
1173 | |
1174 | void ImDrawList::PathArcTo(const ImVec2& center, float radius, float a_min, float a_max, int num_segments) |
1175 | { |
1176 | if (radius <= 0.0f) |
1177 | { |
1178 | _Path.push_back(center); |
1179 | return; |
1180 | } |
1181 | |
1182 | if (num_segments > 0) |
1183 | { |
1184 | _PathArcToN(center, radius, a_min, a_max, num_segments); |
1185 | return; |
1186 | } |
1187 | |
1188 | // Automatic segment count |
1189 | if (radius <= _Data->ArcFastRadiusCutoff) |
1190 | { |
1191 | const bool a_is_reverse = a_max < a_min; |
1192 | |
1193 | // We are going to use precomputed values for mid samples. |
1194 | // Determine first and last sample in lookup table that belong to the arc. |
1195 | const float a_min_sample_f = IM_DRAWLIST_ARCFAST_SAMPLE_MAX * a_min / (IM_PI * 2.0f); |
1196 | const float a_max_sample_f = IM_DRAWLIST_ARCFAST_SAMPLE_MAX * a_max / (IM_PI * 2.0f); |
1197 | |
1198 | const int a_min_sample = a_is_reverse ? (int)ImFloorSigned(a_min_sample_f) : (int)ImCeil(a_min_sample_f); |
1199 | const int a_max_sample = a_is_reverse ? (int)ImCeil(a_max_sample_f) : (int)ImFloorSigned(a_max_sample_f); |
1200 | const int a_mid_samples = a_is_reverse ? ImMax(a_min_sample - a_max_sample, 0) : ImMax(a_max_sample - a_min_sample, 0); |
1201 | |
1202 | const float a_min_segment_angle = a_min_sample * IM_PI * 2.0f / IM_DRAWLIST_ARCFAST_SAMPLE_MAX; |
1203 | const float a_max_segment_angle = a_max_sample * IM_PI * 2.0f / IM_DRAWLIST_ARCFAST_SAMPLE_MAX; |
1204 | const bool a_emit_start = (a_min_segment_angle - a_min) != 0.0f; |
1205 | const bool a_emit_end = (a_max - a_max_segment_angle) != 0.0f; |
1206 | |
1207 | _Path.reserve(_Path.Size + (a_mid_samples + 1 + (a_emit_start ? 1 : 0) + (a_emit_end ? 1 : 0))); |
1208 | if (a_emit_start) |
1209 | _Path.push_back(ImVec2(center.x + ImCos(a_min) * radius, center.y + ImSin(a_min) * radius)); |
1210 | if (a_mid_samples > 0) |
1211 | _PathArcToFastEx(center, radius, a_min_sample, a_max_sample, 0); |
1212 | if (a_emit_end) |
1213 | _Path.push_back(ImVec2(center.x + ImCos(a_max) * radius, center.y + ImSin(a_max) * radius)); |
1214 | } |
1215 | else |
1216 | { |
1217 | const float arc_length = ImAbs(a_max - a_min); |
1218 | const int circle_segment_count = _CalcCircleAutoSegmentCount(radius); |
1219 | const int arc_segment_count = ImMax((int)ImCeil(circle_segment_count * arc_length / (IM_PI * 2.0f)), (int)(2.0f * IM_PI / arc_length)); |
1220 | _PathArcToN(center, radius, a_min, a_max, arc_segment_count); |
1221 | } |
1222 | } |
1223 | |
1224 | ImVec2 ImBezierCubicCalc(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, const ImVec2& p4, float t) |
1225 | { |
1226 | float u = 1.0f - t; |
1227 | float w1 = u * u * u; |
1228 | float w2 = 3 * u * u * t; |
1229 | float w3 = 3 * u * t * t; |
1230 | float w4 = t * t * t; |
1231 | return ImVec2(w1 * p1.x + w2 * p2.x + w3 * p3.x + w4 * p4.x, w1 * p1.y + w2 * p2.y + w3 * p3.y + w4 * p4.y); |
1232 | } |
1233 | |
1234 | ImVec2 ImBezierQuadraticCalc(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, float t) |
1235 | { |
1236 | float u = 1.0f - t; |
1237 | float w1 = u * u; |
1238 | float w2 = 2 * u * t; |
1239 | float w3 = t * t; |
1240 | return ImVec2(w1 * p1.x + w2 * p2.x + w3 * p3.x, w1 * p1.y + w2 * p2.y + w3 * p3.y); |
1241 | } |
1242 | |
1243 | // Closely mimics ImBezierCubicClosestPointCasteljau() in imgui.cpp |
1244 | static void PathBezierCubicCurveToCasteljau(ImVector<ImVec2>* path, float x1, float y1, float x2, float y2, float x3, float y3, float x4, float y4, float tess_tol, int level) |
1245 | { |
1246 | float dx = x4 - x1; |
1247 | float dy = y4 - y1; |
1248 | float d2 = (x2 - x4) * dy - (y2 - y4) * dx; |
1249 | float d3 = (x3 - x4) * dy - (y3 - y4) * dx; |
1250 | d2 = (d2 >= 0) ? d2 : -d2; |
1251 | d3 = (d3 >= 0) ? d3 : -d3; |
1252 | if ((d2 + d3) * (d2 + d3) < tess_tol * (dx * dx + dy * dy)) |
1253 | { |
1254 | path->push_back(ImVec2(x4, y4)); |
1255 | } |
1256 | else if (level < 10) |
1257 | { |
1258 | float x12 = (x1 + x2) * 0.5f, y12 = (y1 + y2) * 0.5f; |
1259 | float x23 = (x2 + x3) * 0.5f, y23 = (y2 + y3) * 0.5f; |
1260 | float x34 = (x3 + x4) * 0.5f, y34 = (y3 + y4) * 0.5f; |
1261 | float x123 = (x12 + x23) * 0.5f, y123 = (y12 + y23) * 0.5f; |
1262 | float x234 = (x23 + x34) * 0.5f, y234 = (y23 + y34) * 0.5f; |
1263 | float x1234 = (x123 + x234) * 0.5f, y1234 = (y123 + y234) * 0.5f; |
1264 | PathBezierCubicCurveToCasteljau(path, x1, y1, x12, y12, x123, y123, x1234, y1234, tess_tol, level + 1); |
1265 | PathBezierCubicCurveToCasteljau(path, x1234, y1234, x234, y234, x34, y34, x4, y4, tess_tol, level + 1); |
1266 | } |
1267 | } |
1268 | |
1269 | static void PathBezierQuadraticCurveToCasteljau(ImVector<ImVec2>* path, float x1, float y1, float x2, float y2, float x3, float y3, float tess_tol, int level) |
1270 | { |
1271 | float dx = x3 - x1, dy = y3 - y1; |
1272 | float det = (x2 - x3) * dy - (y2 - y3) * dx; |
1273 | if (det * det * 4.0f < tess_tol * (dx * dx + dy * dy)) |
1274 | { |
1275 | path->push_back(ImVec2(x3, y3)); |
1276 | } |
1277 | else if (level < 10) |
1278 | { |
1279 | float x12 = (x1 + x2) * 0.5f, y12 = (y1 + y2) * 0.5f; |
1280 | float x23 = (x2 + x3) * 0.5f, y23 = (y2 + y3) * 0.5f; |
1281 | float x123 = (x12 + x23) * 0.5f, y123 = (y12 + y23) * 0.5f; |
1282 | PathBezierQuadraticCurveToCasteljau(path, x1, y1, x12, y12, x123, y123, tess_tol, level + 1); |
1283 | PathBezierQuadraticCurveToCasteljau(path, x123, y123, x23, y23, x3, y3, tess_tol, level + 1); |
1284 | } |
1285 | } |
1286 | |
1287 | void ImDrawList::PathBezierCubicCurveTo(const ImVec2& p2, const ImVec2& p3, const ImVec2& p4, int num_segments) |
1288 | { |
1289 | ImVec2 p1 = _Path.back(); |
1290 | if (num_segments == 0) |
1291 | { |
1292 | PathBezierCubicCurveToCasteljau(&_Path, p1.x, p1.y, p2.x, p2.y, p3.x, p3.y, p4.x, p4.y, _Data->CurveTessellationTol, 0); // Auto-tessellated |
1293 | } |
1294 | else |
1295 | { |
1296 | float t_step = 1.0f / (float)num_segments; |
1297 | for (int i_step = 1; i_step <= num_segments; i_step++) |
1298 | _Path.push_back(ImBezierCubicCalc(p1, p2, p3, p4, t_step * i_step)); |
1299 | } |
1300 | } |
1301 | |
1302 | void ImDrawList::PathBezierQuadraticCurveTo(const ImVec2& p2, const ImVec2& p3, int num_segments) |
1303 | { |
1304 | ImVec2 p1 = _Path.back(); |
1305 | if (num_segments == 0) |
1306 | { |
1307 | PathBezierQuadraticCurveToCasteljau(&_Path, p1.x, p1.y, p2.x, p2.y, p3.x, p3.y, _Data->CurveTessellationTol, 0);// Auto-tessellated |
1308 | } |
1309 | else |
1310 | { |
1311 | float t_step = 1.0f / (float)num_segments; |
1312 | for (int i_step = 1; i_step <= num_segments; i_step++) |
1313 | _Path.push_back(ImBezierQuadraticCalc(p1, p2, p3, t_step * i_step)); |
1314 | } |
1315 | } |
1316 | |
1317 | IM_STATIC_ASSERT(ImDrawFlags_RoundCornersTopLeft == (1 << 4)); |
1318 | static inline ImDrawFlags FixRectCornerFlags(ImDrawFlags flags) |
1319 | { |
1320 | #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS |
1321 | // Legacy Support for hard coded ~0 (used to be a suggested equivalent to ImDrawCornerFlags_All) |
1322 | // ~0 --> ImDrawFlags_RoundCornersAll or 0 |
1323 | if (flags == ~0) |
1324 | return ImDrawFlags_RoundCornersAll; |
1325 | |
1326 | // Legacy Support for hard coded 0x01 to 0x0F (matching 15 out of 16 old flags combinations) |
1327 | // 0x01 --> ImDrawFlags_RoundCornersTopLeft (VALUE 0x01 OVERLAPS ImDrawFlags_Closed but ImDrawFlags_Closed is never valid in this path!) |
1328 | // 0x02 --> ImDrawFlags_RoundCornersTopRight |
1329 | // 0x03 --> ImDrawFlags_RoundCornersTopLeft | ImDrawFlags_RoundCornersTopRight |
1330 | // 0x04 --> ImDrawFlags_RoundCornersBotLeft |
1331 | // 0x05 --> ImDrawFlags_RoundCornersTopLeft | ImDrawFlags_RoundCornersBotLeft |
1332 | // ... |
1333 | // 0x0F --> ImDrawFlags_RoundCornersAll or 0 |
1334 | // (See all values in ImDrawCornerFlags_) |
1335 | if (flags >= 0x01 && flags <= 0x0F) |
1336 | return (flags << 4); |
1337 | |
1338 | // We cannot support hard coded 0x00 with 'float rounding > 0.0f' --> replace with ImDrawFlags_RoundCornersNone or use 'float rounding = 0.0f' |
1339 | #endif |
1340 | |
1341 | // If this triggers, please update your code replacing hardcoded values with new ImDrawFlags_RoundCorners* values. |
1342 | // Note that ImDrawFlags_Closed (== 0x01) is an invalid flag for AddRect(), AddRectFilled(), PathRect() etc... |
1343 | IM_ASSERT((flags & 0x0F) == 0 && "Misuse of legacy hardcoded ImDrawCornerFlags values!" ); |
1344 | |
1345 | if ((flags & ImDrawFlags_RoundCornersMask_) == 0) |
1346 | flags |= ImDrawFlags_RoundCornersAll; |
1347 | |
1348 | return flags; |
1349 | } |
1350 | |
1351 | void ImDrawList::PathRect(const ImVec2& a, const ImVec2& b, float rounding, ImDrawFlags flags) |
1352 | { |
1353 | flags = FixRectCornerFlags(flags); |
1354 | rounding = ImMin(rounding, ImFabs(b.x - a.x) * ( ((flags & ImDrawFlags_RoundCornersTop) == ImDrawFlags_RoundCornersTop) || ((flags & ImDrawFlags_RoundCornersBottom) == ImDrawFlags_RoundCornersBottom) ? 0.5f : 1.0f ) - 1.0f); |
1355 | rounding = ImMin(rounding, ImFabs(b.y - a.y) * ( ((flags & ImDrawFlags_RoundCornersLeft) == ImDrawFlags_RoundCornersLeft) || ((flags & ImDrawFlags_RoundCornersRight) == ImDrawFlags_RoundCornersRight) ? 0.5f : 1.0f ) - 1.0f); |
1356 | |
1357 | if (rounding <= 0.0f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone) |
1358 | { |
1359 | PathLineTo(a); |
1360 | PathLineTo(ImVec2(b.x, a.y)); |
1361 | PathLineTo(b); |
1362 | PathLineTo(ImVec2(a.x, b.y)); |
1363 | } |
1364 | else |
1365 | { |
1366 | const float rounding_tl = (flags & ImDrawFlags_RoundCornersTopLeft) ? rounding : 0.0f; |
1367 | const float rounding_tr = (flags & ImDrawFlags_RoundCornersTopRight) ? rounding : 0.0f; |
1368 | const float rounding_br = (flags & ImDrawFlags_RoundCornersBottomRight) ? rounding : 0.0f; |
1369 | const float rounding_bl = (flags & ImDrawFlags_RoundCornersBottomLeft) ? rounding : 0.0f; |
1370 | PathArcToFast(ImVec2(a.x + rounding_tl, a.y + rounding_tl), rounding_tl, 6, 9); |
1371 | PathArcToFast(ImVec2(b.x - rounding_tr, a.y + rounding_tr), rounding_tr, 9, 12); |
1372 | PathArcToFast(ImVec2(b.x - rounding_br, b.y - rounding_br), rounding_br, 0, 3); |
1373 | PathArcToFast(ImVec2(a.x + rounding_bl, b.y - rounding_bl), rounding_bl, 3, 6); |
1374 | } |
1375 | } |
1376 | |
1377 | void ImDrawList::AddLine(const ImVec2& p1, const ImVec2& p2, ImU32 col, float thickness) |
1378 | { |
1379 | if ((col & IM_COL32_A_MASK) == 0) |
1380 | return; |
1381 | PathLineTo(p1 + ImVec2(0.5f, 0.5f)); |
1382 | PathLineTo(p2 + ImVec2(0.5f, 0.5f)); |
1383 | PathStroke(col, 0, thickness); |
1384 | } |
1385 | |
1386 | // p_min = upper-left, p_max = lower-right |
1387 | // Note we don't render 1 pixels sized rectangles properly. |
1388 | void ImDrawList::AddRect(const ImVec2& p_min, const ImVec2& p_max, ImU32 col, float rounding, ImDrawFlags flags, float thickness) |
1389 | { |
1390 | if ((col & IM_COL32_A_MASK) == 0) |
1391 | return; |
1392 | if (Flags & ImDrawListFlags_AntiAliasedLines) |
1393 | PathRect(p_min + ImVec2(0.50f, 0.50f), p_max - ImVec2(0.50f, 0.50f), rounding, flags); |
1394 | else |
1395 | PathRect(p_min + ImVec2(0.50f, 0.50f), p_max - ImVec2(0.49f, 0.49f), rounding, flags); // Better looking lower-right corner and rounded non-AA shapes. |
1396 | PathStroke(col, ImDrawFlags_Closed, thickness); |
1397 | } |
1398 | |
1399 | void ImDrawList::AddRectFilled(const ImVec2& p_min, const ImVec2& p_max, ImU32 col, float rounding, ImDrawFlags flags) |
1400 | { |
1401 | if ((col & IM_COL32_A_MASK) == 0) |
1402 | return; |
1403 | if (rounding <= 0.0f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone) |
1404 | { |
1405 | PrimReserve(6, 4); |
1406 | PrimRect(p_min, p_max, col); |
1407 | } |
1408 | else |
1409 | { |
1410 | PathRect(p_min, p_max, rounding, flags); |
1411 | PathFillConvex(col); |
1412 | } |
1413 | } |
1414 | |
1415 | // p_min = upper-left, p_max = lower-right |
1416 | void ImDrawList::AddRectFilledMultiColor(const ImVec2& p_min, const ImVec2& p_max, ImU32 col_upr_left, ImU32 col_upr_right, ImU32 col_bot_right, ImU32 col_bot_left) |
1417 | { |
1418 | if (((col_upr_left | col_upr_right | col_bot_right | col_bot_left) & IM_COL32_A_MASK) == 0) |
1419 | return; |
1420 | |
1421 | const ImVec2 uv = _Data->TexUvWhitePixel; |
1422 | PrimReserve(6, 4); |
1423 | PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx)); PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 1)); PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 2)); |
1424 | PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx)); PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 2)); PrimWriteIdx((ImDrawIdx)(_VtxCurrentIdx + 3)); |
1425 | PrimWriteVtx(p_min, uv, col_upr_left); |
1426 | PrimWriteVtx(ImVec2(p_max.x, p_min.y), uv, col_upr_right); |
1427 | PrimWriteVtx(p_max, uv, col_bot_right); |
1428 | PrimWriteVtx(ImVec2(p_min.x, p_max.y), uv, col_bot_left); |
1429 | } |
1430 | |
1431 | void ImDrawList::AddQuad(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, const ImVec2& p4, ImU32 col, float thickness) |
1432 | { |
1433 | if ((col & IM_COL32_A_MASK) == 0) |
1434 | return; |
1435 | |
1436 | PathLineTo(p1); |
1437 | PathLineTo(p2); |
1438 | PathLineTo(p3); |
1439 | PathLineTo(p4); |
1440 | PathStroke(col, ImDrawFlags_Closed, thickness); |
1441 | } |
1442 | |
1443 | void ImDrawList::AddQuadFilled(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, const ImVec2& p4, ImU32 col) |
1444 | { |
1445 | if ((col & IM_COL32_A_MASK) == 0) |
1446 | return; |
1447 | |
1448 | PathLineTo(p1); |
1449 | PathLineTo(p2); |
1450 | PathLineTo(p3); |
1451 | PathLineTo(p4); |
1452 | PathFillConvex(col); |
1453 | } |
1454 | |
1455 | void ImDrawList::AddTriangle(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, ImU32 col, float thickness) |
1456 | { |
1457 | if ((col & IM_COL32_A_MASK) == 0) |
1458 | return; |
1459 | |
1460 | PathLineTo(p1); |
1461 | PathLineTo(p2); |
1462 | PathLineTo(p3); |
1463 | PathStroke(col, ImDrawFlags_Closed, thickness); |
1464 | } |
1465 | |
1466 | void ImDrawList::AddTriangleFilled(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, ImU32 col) |
1467 | { |
1468 | if ((col & IM_COL32_A_MASK) == 0) |
1469 | return; |
1470 | |
1471 | PathLineTo(p1); |
1472 | PathLineTo(p2); |
1473 | PathLineTo(p3); |
1474 | PathFillConvex(col); |
1475 | } |
1476 | |
1477 | void ImDrawList::AddCircle(const ImVec2& center, float radius, ImU32 col, int num_segments, float thickness) |
1478 | { |
1479 | if ((col & IM_COL32_A_MASK) == 0 || radius <= 0.0f) |
1480 | return; |
1481 | |
1482 | // Obtain segment count |
1483 | if (num_segments <= 0) |
1484 | { |
1485 | // Automatic segment count |
1486 | num_segments = _CalcCircleAutoSegmentCount(radius); |
1487 | } |
1488 | else |
1489 | { |
1490 | // Explicit segment count (still clamp to avoid drawing insanely tessellated shapes) |
1491 | num_segments = ImClamp(num_segments, 3, IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX); |
1492 | } |
1493 | |
1494 | // Because we are filling a closed shape we remove 1 from the count of segments/points |
1495 | const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments; |
1496 | if (num_segments == 12) |
1497 | PathArcToFast(center, radius - 0.5f, 0, 12 - 1); |
1498 | else |
1499 | PathArcTo(center, radius - 0.5f, 0.0f, a_max, num_segments - 1); |
1500 | PathStroke(col, ImDrawFlags_Closed, thickness); |
1501 | } |
1502 | |
1503 | void ImDrawList::AddCircleFilled(const ImVec2& center, float radius, ImU32 col, int num_segments) |
1504 | { |
1505 | if ((col & IM_COL32_A_MASK) == 0 || radius <= 0.0f) |
1506 | return; |
1507 | |
1508 | // Obtain segment count |
1509 | if (num_segments <= 0) |
1510 | { |
1511 | // Automatic segment count |
1512 | num_segments = _CalcCircleAutoSegmentCount(radius); |
1513 | } |
1514 | else |
1515 | { |
1516 | // Explicit segment count (still clamp to avoid drawing insanely tessellated shapes) |
1517 | num_segments = ImClamp(num_segments, 3, IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX); |
1518 | } |
1519 | |
1520 | // Because we are filling a closed shape we remove 1 from the count of segments/points |
1521 | const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments; |
1522 | if (num_segments == 12) |
1523 | PathArcToFast(center, radius, 0, 12 - 1); |
1524 | else |
1525 | PathArcTo(center, radius, 0.0f, a_max, num_segments - 1); |
1526 | PathFillConvex(col); |
1527 | } |
1528 | |
1529 | // Guaranteed to honor 'num_segments' |
1530 | void ImDrawList::AddNgon(const ImVec2& center, float radius, ImU32 col, int num_segments, float thickness) |
1531 | { |
1532 | if ((col & IM_COL32_A_MASK) == 0 || num_segments <= 2) |
1533 | return; |
1534 | |
1535 | // Because we are filling a closed shape we remove 1 from the count of segments/points |
1536 | const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments; |
1537 | PathArcTo(center, radius - 0.5f, 0.0f, a_max, num_segments - 1); |
1538 | PathStroke(col, ImDrawFlags_Closed, thickness); |
1539 | } |
1540 | |
1541 | // Guaranteed to honor 'num_segments' |
1542 | void ImDrawList::AddNgonFilled(const ImVec2& center, float radius, ImU32 col, int num_segments) |
1543 | { |
1544 | if ((col & IM_COL32_A_MASK) == 0 || num_segments <= 2) |
1545 | return; |
1546 | |
1547 | // Because we are filling a closed shape we remove 1 from the count of segments/points |
1548 | const float a_max = (IM_PI * 2.0f) * ((float)num_segments - 1.0f) / (float)num_segments; |
1549 | PathArcTo(center, radius, 0.0f, a_max, num_segments - 1); |
1550 | PathFillConvex(col); |
1551 | } |
1552 | |
1553 | // Cubic Bezier takes 4 controls points |
1554 | void ImDrawList::AddBezierCubic(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, const ImVec2& p4, ImU32 col, float thickness, int num_segments) |
1555 | { |
1556 | if ((col & IM_COL32_A_MASK) == 0) |
1557 | return; |
1558 | |
1559 | PathLineTo(p1); |
1560 | PathBezierCubicCurveTo(p2, p3, p4, num_segments); |
1561 | PathStroke(col, 0, thickness); |
1562 | } |
1563 | |
1564 | // Quadratic Bezier takes 3 controls points |
1565 | void ImDrawList::AddBezierQuadratic(const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, ImU32 col, float thickness, int num_segments) |
1566 | { |
1567 | if ((col & IM_COL32_A_MASK) == 0) |
1568 | return; |
1569 | |
1570 | PathLineTo(p1); |
1571 | PathBezierQuadraticCurveTo(p2, p3, num_segments); |
1572 | PathStroke(col, 0, thickness); |
1573 | } |
1574 | |
1575 | void ImDrawList::AddText(const ImFont* font, float font_size, const ImVec2& pos, ImU32 col, const char* text_begin, const char* text_end, float wrap_width, const ImVec4* cpu_fine_clip_rect) |
1576 | { |
1577 | if ((col & IM_COL32_A_MASK) == 0) |
1578 | return; |
1579 | |
1580 | if (text_end == NULL) |
1581 | text_end = text_begin + strlen(text_begin); |
1582 | if (text_begin == text_end) |
1583 | return; |
1584 | |
1585 | // Pull default font/size from the shared ImDrawListSharedData instance |
1586 | if (font == NULL) |
1587 | font = _Data->Font; |
1588 | if (font_size == 0.0f) |
1589 | font_size = _Data->FontSize; |
1590 | |
1591 | IM_ASSERT(font->ContainerAtlas->TexID == _CmdHeader.TextureId); // Use high-level ImGui::PushFont() or low-level ImDrawList::PushTextureId() to change font. |
1592 | |
1593 | ImVec4 clip_rect = _CmdHeader.ClipRect; |
1594 | if (cpu_fine_clip_rect) |
1595 | { |
1596 | clip_rect.x = ImMax(clip_rect.x, cpu_fine_clip_rect->x); |
1597 | clip_rect.y = ImMax(clip_rect.y, cpu_fine_clip_rect->y); |
1598 | clip_rect.z = ImMin(clip_rect.z, cpu_fine_clip_rect->z); |
1599 | clip_rect.w = ImMin(clip_rect.w, cpu_fine_clip_rect->w); |
1600 | } |
1601 | font->RenderText(this, font_size, pos, col, clip_rect, text_begin, text_end, wrap_width, cpu_fine_clip_rect != NULL); |
1602 | } |
1603 | |
1604 | void ImDrawList::AddText(const ImVec2& pos, ImU32 col, const char* text_begin, const char* text_end) |
1605 | { |
1606 | AddText(NULL, 0.0f, pos, col, text_begin, text_end); |
1607 | } |
1608 | |
1609 | void ImDrawList::AddImage(ImTextureID user_texture_id, const ImVec2& p_min, const ImVec2& p_max, const ImVec2& uv_min, const ImVec2& uv_max, ImU32 col) |
1610 | { |
1611 | if ((col & IM_COL32_A_MASK) == 0) |
1612 | return; |
1613 | |
1614 | const bool push_texture_id = user_texture_id != _CmdHeader.TextureId; |
1615 | if (push_texture_id) |
1616 | PushTextureID(user_texture_id); |
1617 | |
1618 | PrimReserve(6, 4); |
1619 | PrimRectUV(p_min, p_max, uv_min, uv_max, col); |
1620 | |
1621 | if (push_texture_id) |
1622 | PopTextureID(); |
1623 | } |
1624 | |
1625 | void ImDrawList::AddImageQuad(ImTextureID user_texture_id, const ImVec2& p1, const ImVec2& p2, const ImVec2& p3, const ImVec2& p4, const ImVec2& uv1, const ImVec2& uv2, const ImVec2& uv3, const ImVec2& uv4, ImU32 col) |
1626 | { |
1627 | if ((col & IM_COL32_A_MASK) == 0) |
1628 | return; |
1629 | |
1630 | const bool push_texture_id = user_texture_id != _CmdHeader.TextureId; |
1631 | if (push_texture_id) |
1632 | PushTextureID(user_texture_id); |
1633 | |
1634 | PrimReserve(6, 4); |
1635 | PrimQuadUV(p1, p2, p3, p4, uv1, uv2, uv3, uv4, col); |
1636 | |
1637 | if (push_texture_id) |
1638 | PopTextureID(); |
1639 | } |
1640 | |
1641 | void ImDrawList::AddImageRounded(ImTextureID user_texture_id, const ImVec2& p_min, const ImVec2& p_max, const ImVec2& uv_min, const ImVec2& uv_max, ImU32 col, float rounding, ImDrawFlags flags) |
1642 | { |
1643 | if ((col & IM_COL32_A_MASK) == 0) |
1644 | return; |
1645 | |
1646 | flags = FixRectCornerFlags(flags); |
1647 | if (rounding <= 0.0f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone) |
1648 | { |
1649 | AddImage(user_texture_id, p_min, p_max, uv_min, uv_max, col); |
1650 | return; |
1651 | } |
1652 | |
1653 | const bool push_texture_id = user_texture_id != _CmdHeader.TextureId; |
1654 | if (push_texture_id) |
1655 | PushTextureID(user_texture_id); |
1656 | |
1657 | int vert_start_idx = VtxBuffer.Size; |
1658 | PathRect(p_min, p_max, rounding, flags); |
1659 | PathFillConvex(col); |
1660 | int vert_end_idx = VtxBuffer.Size; |
1661 | ImGui::ShadeVertsLinearUV(this, vert_start_idx, vert_end_idx, p_min, p_max, uv_min, uv_max, true); |
1662 | |
1663 | if (push_texture_id) |
1664 | PopTextureID(); |
1665 | } |
1666 | |
1667 | |
1668 | //----------------------------------------------------------------------------- |
1669 | // [SECTION] ImDrawListSplitter |
1670 | //----------------------------------------------------------------------------- |
1671 | // FIXME: This may be a little confusing, trying to be a little too low-level/optimal instead of just doing vector swap.. |
1672 | //----------------------------------------------------------------------------- |
1673 | |
1674 | void ImDrawListSplitter::ClearFreeMemory() |
1675 | { |
1676 | for (int i = 0; i < _Channels.Size; i++) |
1677 | { |
1678 | if (i == _Current) |
1679 | memset(&_Channels[i], 0, sizeof(_Channels[i])); // Current channel is a copy of CmdBuffer/IdxBuffer, don't destruct again |
1680 | _Channels[i]._CmdBuffer.clear(); |
1681 | _Channels[i]._IdxBuffer.clear(); |
1682 | } |
1683 | _Current = 0; |
1684 | _Count = 1; |
1685 | _Channels.clear(); |
1686 | } |
1687 | |
1688 | void ImDrawListSplitter::Split(ImDrawList* draw_list, int channels_count) |
1689 | { |
1690 | IM_UNUSED(draw_list); |
1691 | IM_ASSERT(_Current == 0 && _Count <= 1 && "Nested channel splitting is not supported. Please use separate instances of ImDrawListSplitter." ); |
1692 | int old_channels_count = _Channels.Size; |
1693 | if (old_channels_count < channels_count) |
1694 | { |
1695 | _Channels.reserve(channels_count); // Avoid over reserving since this is likely to stay stable |
1696 | _Channels.resize(channels_count); |
1697 | } |
1698 | _Count = channels_count; |
1699 | |
1700 | // Channels[] (24/32 bytes each) hold storage that we'll swap with draw_list->_CmdBuffer/_IdxBuffer |
1701 | // The content of Channels[0] at this point doesn't matter. We clear it to make state tidy in a debugger but we don't strictly need to. |
1702 | // When we switch to the next channel, we'll copy draw_list->_CmdBuffer/_IdxBuffer into Channels[0] and then Channels[1] into draw_list->CmdBuffer/_IdxBuffer |
1703 | memset(&_Channels[0], 0, sizeof(ImDrawChannel)); |
1704 | for (int i = 1; i < channels_count; i++) |
1705 | { |
1706 | if (i >= old_channels_count) |
1707 | { |
1708 | IM_PLACEMENT_NEW(&_Channels[i]) ImDrawChannel(); |
1709 | } |
1710 | else |
1711 | { |
1712 | _Channels[i]._CmdBuffer.resize(0); |
1713 | _Channels[i]._IdxBuffer.resize(0); |
1714 | } |
1715 | } |
1716 | } |
1717 | |
1718 | void ImDrawListSplitter::Merge(ImDrawList* draw_list) |
1719 | { |
1720 | // Note that we never use or rely on _Channels.Size because it is merely a buffer that we never shrink back to 0 to keep all sub-buffers ready for use. |
1721 | if (_Count <= 1) |
1722 | return; |
1723 | |
1724 | SetCurrentChannel(draw_list, 0); |
1725 | draw_list->_PopUnusedDrawCmd(); |
1726 | |
1727 | // Calculate our final buffer sizes. Also fix the incorrect IdxOffset values in each command. |
1728 | int new_cmd_buffer_count = 0; |
1729 | int new_idx_buffer_count = 0; |
1730 | ImDrawCmd* last_cmd = (_Count > 0 && draw_list->CmdBuffer.Size > 0) ? &draw_list->CmdBuffer.back() : NULL; |
1731 | int idx_offset = last_cmd ? last_cmd->IdxOffset + last_cmd->ElemCount : 0; |
1732 | for (int i = 1; i < _Count; i++) |
1733 | { |
1734 | ImDrawChannel& ch = _Channels[i]; |
1735 | |
1736 | // Equivalent of PopUnusedDrawCmd() for this channel's cmdbuffer and except we don't need to test for UserCallback. |
1737 | if (ch._CmdBuffer.Size > 0 && ch._CmdBuffer.back().ElemCount == 0) |
1738 | ch._CmdBuffer.pop_back(); |
1739 | |
1740 | if (ch._CmdBuffer.Size > 0 && last_cmd != NULL) |
1741 | { |
1742 | ImDrawCmd* next_cmd = &ch._CmdBuffer[0]; |
1743 | if (ImDrawCmd_HeaderCompare(last_cmd, next_cmd) == 0 && last_cmd->UserCallback == NULL && next_cmd->UserCallback == NULL) |
1744 | { |
1745 | // Merge previous channel last draw command with current channel first draw command if matching. |
1746 | last_cmd->ElemCount += next_cmd->ElemCount; |
1747 | idx_offset += next_cmd->ElemCount; |
1748 | ch._CmdBuffer.erase(ch._CmdBuffer.Data); // FIXME-OPT: Improve for multiple merges. |
1749 | } |
1750 | } |
1751 | if (ch._CmdBuffer.Size > 0) |
1752 | last_cmd = &ch._CmdBuffer.back(); |
1753 | new_cmd_buffer_count += ch._CmdBuffer.Size; |
1754 | new_idx_buffer_count += ch._IdxBuffer.Size; |
1755 | for (int cmd_n = 0; cmd_n < ch._CmdBuffer.Size; cmd_n++) |
1756 | { |
1757 | ch._CmdBuffer.Data[cmd_n].IdxOffset = idx_offset; |
1758 | idx_offset += ch._CmdBuffer.Data[cmd_n].ElemCount; |
1759 | } |
1760 | } |
1761 | draw_list->CmdBuffer.resize(draw_list->CmdBuffer.Size + new_cmd_buffer_count); |
1762 | draw_list->IdxBuffer.resize(draw_list->IdxBuffer.Size + new_idx_buffer_count); |
1763 | |
1764 | // Write commands and indices in order (they are fairly small structures, we don't copy vertices only indices) |
1765 | ImDrawCmd* cmd_write = draw_list->CmdBuffer.Data + draw_list->CmdBuffer.Size - new_cmd_buffer_count; |
1766 | ImDrawIdx* idx_write = draw_list->IdxBuffer.Data + draw_list->IdxBuffer.Size - new_idx_buffer_count; |
1767 | for (int i = 1; i < _Count; i++) |
1768 | { |
1769 | ImDrawChannel& ch = _Channels[i]; |
1770 | if (int sz = ch._CmdBuffer.Size) { memcpy(cmd_write, ch._CmdBuffer.Data, sz * sizeof(ImDrawCmd)); cmd_write += sz; } |
1771 | if (int sz = ch._IdxBuffer.Size) { memcpy(idx_write, ch._IdxBuffer.Data, sz * sizeof(ImDrawIdx)); idx_write += sz; } |
1772 | } |
1773 | draw_list->_IdxWritePtr = idx_write; |
1774 | |
1775 | // Ensure there's always a non-callback draw command trailing the command-buffer |
1776 | if (draw_list->CmdBuffer.Size == 0 || draw_list->CmdBuffer.back().UserCallback != NULL) |
1777 | draw_list->AddDrawCmd(); |
1778 | |
1779 | // If current command is used with different settings we need to add a new command |
1780 | ImDrawCmd* curr_cmd = &draw_list->CmdBuffer.Data[draw_list->CmdBuffer.Size - 1]; |
1781 | if (curr_cmd->ElemCount == 0) |
1782 | ImDrawCmd_HeaderCopy(curr_cmd, &draw_list->_CmdHeader); // Copy ClipRect, TextureId, VtxOffset |
1783 | else if (ImDrawCmd_HeaderCompare(curr_cmd, &draw_list->_CmdHeader) != 0) |
1784 | draw_list->AddDrawCmd(); |
1785 | |
1786 | _Count = 1; |
1787 | } |
1788 | |
1789 | void ImDrawListSplitter::SetCurrentChannel(ImDrawList* draw_list, int idx) |
1790 | { |
1791 | IM_ASSERT(idx >= 0 && idx < _Count); |
1792 | if (_Current == idx) |
1793 | return; |
1794 | |
1795 | // Overwrite ImVector (12/16 bytes), four times. This is merely a silly optimization instead of doing .swap() |
1796 | memcpy(&_Channels.Data[_Current]._CmdBuffer, &draw_list->CmdBuffer, sizeof(draw_list->CmdBuffer)); |
1797 | memcpy(&_Channels.Data[_Current]._IdxBuffer, &draw_list->IdxBuffer, sizeof(draw_list->IdxBuffer)); |
1798 | _Current = idx; |
1799 | memcpy(&draw_list->CmdBuffer, &_Channels.Data[idx]._CmdBuffer, sizeof(draw_list->CmdBuffer)); |
1800 | memcpy(&draw_list->IdxBuffer, &_Channels.Data[idx]._IdxBuffer, sizeof(draw_list->IdxBuffer)); |
1801 | draw_list->_IdxWritePtr = draw_list->IdxBuffer.Data + draw_list->IdxBuffer.Size; |
1802 | |
1803 | // If current command is used with different settings we need to add a new command |
1804 | ImDrawCmd* curr_cmd = (draw_list->CmdBuffer.Size == 0) ? NULL : &draw_list->CmdBuffer.Data[draw_list->CmdBuffer.Size - 1]; |
1805 | if (curr_cmd == NULL) |
1806 | draw_list->AddDrawCmd(); |
1807 | else if (curr_cmd->ElemCount == 0) |
1808 | ImDrawCmd_HeaderCopy(curr_cmd, &draw_list->_CmdHeader); // Copy ClipRect, TextureId, VtxOffset |
1809 | else if (ImDrawCmd_HeaderCompare(curr_cmd, &draw_list->_CmdHeader) != 0) |
1810 | draw_list->AddDrawCmd(); |
1811 | } |
1812 | |
1813 | //----------------------------------------------------------------------------- |
1814 | // [SECTION] ImDrawData |
1815 | //----------------------------------------------------------------------------- |
1816 | |
1817 | // For backward compatibility: convert all buffers from indexed to de-indexed, in case you cannot render indexed. Note: this is slow and most likely a waste of resources. Always prefer indexed rendering! |
1818 | void ImDrawData::DeIndexAllBuffers() |
1819 | { |
1820 | ImVector<ImDrawVert> new_vtx_buffer; |
1821 | TotalVtxCount = TotalIdxCount = 0; |
1822 | for (int i = 0; i < CmdListsCount; i++) |
1823 | { |
1824 | ImDrawList* cmd_list = CmdLists[i]; |
1825 | if (cmd_list->IdxBuffer.empty()) |
1826 | continue; |
1827 | new_vtx_buffer.resize(cmd_list->IdxBuffer.Size); |
1828 | for (int j = 0; j < cmd_list->IdxBuffer.Size; j++) |
1829 | new_vtx_buffer[j] = cmd_list->VtxBuffer[cmd_list->IdxBuffer[j]]; |
1830 | cmd_list->VtxBuffer.swap(new_vtx_buffer); |
1831 | cmd_list->IdxBuffer.resize(0); |
1832 | TotalVtxCount += cmd_list->VtxBuffer.Size; |
1833 | } |
1834 | } |
1835 | |
1836 | // Helper to scale the ClipRect field of each ImDrawCmd. |
1837 | // Use if your final output buffer is at a different scale than draw_data->DisplaySize, |
1838 | // or if there is a difference between your window resolution and framebuffer resolution. |
1839 | void ImDrawData::ScaleClipRects(const ImVec2& fb_scale) |
1840 | { |
1841 | for (int i = 0; i < CmdListsCount; i++) |
1842 | { |
1843 | ImDrawList* cmd_list = CmdLists[i]; |
1844 | for (int cmd_i = 0; cmd_i < cmd_list->CmdBuffer.Size; cmd_i++) |
1845 | { |
1846 | ImDrawCmd* cmd = &cmd_list->CmdBuffer[cmd_i]; |
1847 | cmd->ClipRect = ImVec4(cmd->ClipRect.x * fb_scale.x, cmd->ClipRect.y * fb_scale.y, cmd->ClipRect.z * fb_scale.x, cmd->ClipRect.w * fb_scale.y); |
1848 | } |
1849 | } |
1850 | } |
1851 | |
1852 | //----------------------------------------------------------------------------- |
1853 | // [SECTION] Helpers ShadeVertsXXX functions |
1854 | //----------------------------------------------------------------------------- |
1855 | |
1856 | // Generic linear color gradient, write to RGB fields, leave A untouched. |
1857 | void ImGui::ShadeVertsLinearColorGradientKeepAlpha(ImDrawList* draw_list, int vert_start_idx, int vert_end_idx, ImVec2 gradient_p0, ImVec2 gradient_p1, ImU32 col0, ImU32 col1) |
1858 | { |
1859 | ImVec2 gradient_extent = gradient_p1 - gradient_p0; |
1860 | float gradient_inv_length2 = 1.0f / ImLengthSqr(gradient_extent); |
1861 | ImDrawVert* vert_start = draw_list->VtxBuffer.Data + vert_start_idx; |
1862 | ImDrawVert* vert_end = draw_list->VtxBuffer.Data + vert_end_idx; |
1863 | const int col0_r = (int)(col0 >> IM_COL32_R_SHIFT) & 0xFF; |
1864 | const int col0_g = (int)(col0 >> IM_COL32_G_SHIFT) & 0xFF; |
1865 | const int col0_b = (int)(col0 >> IM_COL32_B_SHIFT) & 0xFF; |
1866 | const int col_delta_r = ((int)(col1 >> IM_COL32_R_SHIFT) & 0xFF) - col0_r; |
1867 | const int col_delta_g = ((int)(col1 >> IM_COL32_G_SHIFT) & 0xFF) - col0_g; |
1868 | const int col_delta_b = ((int)(col1 >> IM_COL32_B_SHIFT) & 0xFF) - col0_b; |
1869 | for (ImDrawVert* vert = vert_start; vert < vert_end; vert++) |
1870 | { |
1871 | float d = ImDot(vert->pos - gradient_p0, gradient_extent); |
1872 | float t = ImClamp(d * gradient_inv_length2, 0.0f, 1.0f); |
1873 | int r = (int)(col0_r + col_delta_r * t); |
1874 | int g = (int)(col0_g + col_delta_g * t); |
1875 | int b = (int)(col0_b + col_delta_b * t); |
1876 | vert->col = (r << IM_COL32_R_SHIFT) | (g << IM_COL32_G_SHIFT) | (b << IM_COL32_B_SHIFT) | (vert->col & IM_COL32_A_MASK); |
1877 | } |
1878 | } |
1879 | |
1880 | // Distribute UV over (a, b) rectangle |
1881 | void ImGui::ShadeVertsLinearUV(ImDrawList* draw_list, int vert_start_idx, int vert_end_idx, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp) |
1882 | { |
1883 | const ImVec2 size = b - a; |
1884 | const ImVec2 uv_size = uv_b - uv_a; |
1885 | const ImVec2 scale = ImVec2( |
1886 | size.x != 0.0f ? (uv_size.x / size.x) : 0.0f, |
1887 | size.y != 0.0f ? (uv_size.y / size.y) : 0.0f); |
1888 | |
1889 | ImDrawVert* vert_start = draw_list->VtxBuffer.Data + vert_start_idx; |
1890 | ImDrawVert* vert_end = draw_list->VtxBuffer.Data + vert_end_idx; |
1891 | if (clamp) |
1892 | { |
1893 | const ImVec2 min = ImMin(uv_a, uv_b); |
1894 | const ImVec2 max = ImMax(uv_a, uv_b); |
1895 | for (ImDrawVert* vertex = vert_start; vertex < vert_end; ++vertex) |
1896 | vertex->uv = ImClamp(uv_a + ImMul(ImVec2(vertex->pos.x, vertex->pos.y) - a, scale), min, max); |
1897 | } |
1898 | else |
1899 | { |
1900 | for (ImDrawVert* vertex = vert_start; vertex < vert_end; ++vertex) |
1901 | vertex->uv = uv_a + ImMul(ImVec2(vertex->pos.x, vertex->pos.y) - a, scale); |
1902 | } |
1903 | } |
1904 | |
1905 | //----------------------------------------------------------------------------- |
1906 | // [SECTION] ImFontConfig |
1907 | //----------------------------------------------------------------------------- |
1908 | |
1909 | ImFontConfig::ImFontConfig() |
1910 | { |
1911 | memset(this, 0, sizeof(*this)); |
1912 | FontDataOwnedByAtlas = true; |
1913 | OversampleH = 3; // FIXME: 2 may be a better default? |
1914 | OversampleV = 1; |
1915 | GlyphMaxAdvanceX = FLT_MAX; |
1916 | RasterizerMultiply = 1.0f; |
1917 | EllipsisChar = (ImWchar)-1; |
1918 | } |
1919 | |
1920 | //----------------------------------------------------------------------------- |
1921 | // [SECTION] ImFontAtlas |
1922 | //----------------------------------------------------------------------------- |
1923 | |
1924 | // A work of art lies ahead! (. = white layer, X = black layer, others are blank) |
1925 | // The 2x2 white texels on the top left are the ones we'll use everywhere in Dear ImGui to render filled shapes. |
1926 | const int FONT_ATLAS_DEFAULT_TEX_DATA_W = 108; // Actual texture will be 2 times that + 1 spacing. |
1927 | const int FONT_ATLAS_DEFAULT_TEX_DATA_H = 27; |
1928 | static const char FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[FONT_ATLAS_DEFAULT_TEX_DATA_W * FONT_ATLAS_DEFAULT_TEX_DATA_H + 1] = |
1929 | { |
1930 | "..- -XXXXXXX- X - X -XXXXXXX - XXXXXXX- XX " |
1931 | "..- -X.....X- X.X - X.X -X.....X - X.....X- X..X " |
1932 | "--- -XXX.XXX- X...X - X...X -X....X - X....X- X..X " |
1933 | "X - X.X - X.....X - X.....X -X...X - X...X- X..X " |
1934 | "XX - X.X -X.......X- X.......X -X..X.X - X.X..X- X..X " |
1935 | "X.X - X.X -XXXX.XXXX- XXXX.XXXX -X.X X.X - X.X X.X- X..XXX " |
1936 | "X..X - X.X - X.X - X.X -XX X.X - X.X XX- X..X..XXX " |
1937 | "X...X - X.X - X.X - XX X.X XX - X.X - X.X - X..X..X..XX " |
1938 | "X....X - X.X - X.X - X.X X.X X.X - X.X - X.X - X..X..X..X.X " |
1939 | "X.....X - X.X - X.X - X..X X.X X..X - X.X - X.X -XXX X..X..X..X..X" |
1940 | "X......X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X XX-XX X.X -X..XX........X..X" |
1941 | "X.......X - X.X - X.X -X.....................X- X.X X.X-X.X X.X -X...X...........X" |
1942 | "X........X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X..X-X..X.X - X..............X" |
1943 | "X.........X -XXX.XXX- X.X - X..X X.X X..X - X...X-X...X - X.............X" |
1944 | "X..........X-X.....X- X.X - X.X X.X X.X - X....X-X....X - X.............X" |
1945 | "X......XXXXX-XXXXXXX- X.X - XX X.X XX - X.....X-X.....X - X............X" |
1946 | "X...X..X --------- X.X - X.X - XXXXXXX-XXXXXXX - X...........X " |
1947 | "X..X X..X - -XXXX.XXXX- XXXX.XXXX ------------------------------------- X..........X " |
1948 | "X.X X..X - -X.......X- X.......X - XX XX - - X..........X " |
1949 | "XX X..X - - X.....X - X.....X - X.X X.X - - X........X " |
1950 | " X..X - X...X - X...X - X..X X..X - - X........X " |
1951 | " XX - X.X - X.X - X...XXXXXXXXXXXXX...X - - XXXXXXXXXX " |
1952 | "------------ - X - X -X.....................X- ------------------" |
1953 | " ----------------------------------- X...XXXXXXXXXXXXX...X - " |
1954 | " - X..X X..X - " |
1955 | " - X.X X.X - " |
1956 | " - XX XX - " |
1957 | }; |
1958 | |
1959 | static const ImVec2 FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[ImGuiMouseCursor_COUNT][3] = |
1960 | { |
1961 | // Pos ........ Size ......... Offset ...... |
1962 | { ImVec2( 0,3), ImVec2(12,19), ImVec2( 0, 0) }, // ImGuiMouseCursor_Arrow |
1963 | { ImVec2(13,0), ImVec2( 7,16), ImVec2( 1, 8) }, // ImGuiMouseCursor_TextInput |
1964 | { ImVec2(31,0), ImVec2(23,23), ImVec2(11,11) }, // ImGuiMouseCursor_ResizeAll |
1965 | { ImVec2(21,0), ImVec2( 9,23), ImVec2( 4,11) }, // ImGuiMouseCursor_ResizeNS |
1966 | { ImVec2(55,18),ImVec2(23, 9), ImVec2(11, 4) }, // ImGuiMouseCursor_ResizeEW |
1967 | { ImVec2(73,0), ImVec2(17,17), ImVec2( 8, 8) }, // ImGuiMouseCursor_ResizeNESW |
1968 | { ImVec2(55,0), ImVec2(17,17), ImVec2( 8, 8) }, // ImGuiMouseCursor_ResizeNWSE |
1969 | { ImVec2(91,0), ImVec2(17,22), ImVec2( 5, 0) }, // ImGuiMouseCursor_Hand |
1970 | }; |
1971 | |
1972 | ImFontAtlas::ImFontAtlas() |
1973 | { |
1974 | memset(this, 0, sizeof(*this)); |
1975 | TexGlyphPadding = 1; |
1976 | PackIdMouseCursors = PackIdLines = -1; |
1977 | } |
1978 | |
1979 | ImFontAtlas::~ImFontAtlas() |
1980 | { |
1981 | IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!" ); |
1982 | Clear(); |
1983 | } |
1984 | |
1985 | void ImFontAtlas::ClearInputData() |
1986 | { |
1987 | IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!" ); |
1988 | for (int i = 0; i < ConfigData.Size; i++) |
1989 | if (ConfigData[i].FontData && ConfigData[i].FontDataOwnedByAtlas) |
1990 | { |
1991 | IM_FREE(ConfigData[i].FontData); |
1992 | ConfigData[i].FontData = NULL; |
1993 | } |
1994 | |
1995 | // When clearing this we lose access to the font name and other information used to build the font. |
1996 | for (int i = 0; i < Fonts.Size; i++) |
1997 | if (Fonts[i]->ConfigData >= ConfigData.Data && Fonts[i]->ConfigData < ConfigData.Data + ConfigData.Size) |
1998 | { |
1999 | Fonts[i]->ConfigData = NULL; |
2000 | Fonts[i]->ConfigDataCount = 0; |
2001 | } |
2002 | ConfigData.clear(); |
2003 | CustomRects.clear(); |
2004 | PackIdMouseCursors = PackIdLines = -1; |
2005 | TexReady = false; |
2006 | } |
2007 | |
2008 | void ImFontAtlas::ClearTexData() |
2009 | { |
2010 | IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!" ); |
2011 | if (TexPixelsAlpha8) |
2012 | IM_FREE(TexPixelsAlpha8); |
2013 | if (TexPixelsRGBA32) |
2014 | IM_FREE(TexPixelsRGBA32); |
2015 | TexPixelsAlpha8 = NULL; |
2016 | TexPixelsRGBA32 = NULL; |
2017 | TexPixelsUseColors = false; |
2018 | // Important: we leave TexReady untouched |
2019 | } |
2020 | |
2021 | void ImFontAtlas::ClearFonts() |
2022 | { |
2023 | IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!" ); |
2024 | Fonts.clear_delete(); |
2025 | TexReady = false; |
2026 | } |
2027 | |
2028 | void ImFontAtlas::Clear() |
2029 | { |
2030 | ClearInputData(); |
2031 | ClearTexData(); |
2032 | ClearFonts(); |
2033 | } |
2034 | |
2035 | void ImFontAtlas::GetTexDataAsAlpha8(unsigned char** out_pixels, int* out_width, int* out_height, int* out_bytes_per_pixel) |
2036 | { |
2037 | // Build atlas on demand |
2038 | if (TexPixelsAlpha8 == NULL) |
2039 | Build(); |
2040 | |
2041 | *out_pixels = TexPixelsAlpha8; |
2042 | if (out_width) *out_width = TexWidth; |
2043 | if (out_height) *out_height = TexHeight; |
2044 | if (out_bytes_per_pixel) *out_bytes_per_pixel = 1; |
2045 | } |
2046 | |
2047 | void ImFontAtlas::GetTexDataAsRGBA32(unsigned char** out_pixels, int* out_width, int* out_height, int* out_bytes_per_pixel) |
2048 | { |
2049 | // Convert to RGBA32 format on demand |
2050 | // Although it is likely to be the most commonly used format, our font rendering is 1 channel / 8 bpp |
2051 | if (!TexPixelsRGBA32) |
2052 | { |
2053 | unsigned char* pixels = NULL; |
2054 | GetTexDataAsAlpha8(&pixels, NULL, NULL); |
2055 | if (pixels) |
2056 | { |
2057 | TexPixelsRGBA32 = (unsigned int*)IM_ALLOC((size_t)TexWidth * (size_t)TexHeight * 4); |
2058 | const unsigned char* src = pixels; |
2059 | unsigned int* dst = TexPixelsRGBA32; |
2060 | for (int n = TexWidth * TexHeight; n > 0; n--) |
2061 | *dst++ = IM_COL32(255, 255, 255, (unsigned int)(*src++)); |
2062 | } |
2063 | } |
2064 | |
2065 | *out_pixels = (unsigned char*)TexPixelsRGBA32; |
2066 | if (out_width) *out_width = TexWidth; |
2067 | if (out_height) *out_height = TexHeight; |
2068 | if (out_bytes_per_pixel) *out_bytes_per_pixel = 4; |
2069 | } |
2070 | |
2071 | ImFont* ImFontAtlas::AddFont(const ImFontConfig* font_cfg) |
2072 | { |
2073 | IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!" ); |
2074 | IM_ASSERT(font_cfg->FontData != NULL && font_cfg->FontDataSize > 0); |
2075 | IM_ASSERT(font_cfg->SizePixels > 0.0f); |
2076 | |
2077 | // Create new font |
2078 | if (!font_cfg->MergeMode) |
2079 | Fonts.push_back(IM_NEW(ImFont)); |
2080 | else |
2081 | IM_ASSERT(!Fonts.empty() && "Cannot use MergeMode for the first font" ); // When using MergeMode make sure that a font has already been added before. You can use ImGui::GetIO().Fonts->AddFontDefault() to add the default imgui font. |
2082 | |
2083 | ConfigData.push_back(*font_cfg); |
2084 | ImFontConfig& new_font_cfg = ConfigData.back(); |
2085 | if (new_font_cfg.DstFont == NULL) |
2086 | new_font_cfg.DstFont = Fonts.back(); |
2087 | if (!new_font_cfg.FontDataOwnedByAtlas) |
2088 | { |
2089 | new_font_cfg.FontData = IM_ALLOC(new_font_cfg.FontDataSize); |
2090 | new_font_cfg.FontDataOwnedByAtlas = true; |
2091 | memcpy(new_font_cfg.FontData, font_cfg->FontData, (size_t)new_font_cfg.FontDataSize); |
2092 | } |
2093 | |
2094 | if (new_font_cfg.DstFont->EllipsisChar == (ImWchar)-1) |
2095 | new_font_cfg.DstFont->EllipsisChar = font_cfg->EllipsisChar; |
2096 | |
2097 | // Invalidate texture |
2098 | TexReady = false; |
2099 | ClearTexData(); |
2100 | return new_font_cfg.DstFont; |
2101 | } |
2102 | |
2103 | // Default font TTF is compressed with stb_compress then base85 encoded (see misc/fonts/binary_to_compressed_c.cpp for encoder) |
2104 | static unsigned int stb_decompress_length(const unsigned char* input); |
2105 | static unsigned int stb_decompress(unsigned char* output, const unsigned char* input, unsigned int length); |
2106 | static const char* GetDefaultCompressedFontDataTTFBase85(); |
2107 | static unsigned int Decode85Byte(char c) { return c >= '\\' ? c-36 : c-35; } |
2108 | static void Decode85(const unsigned char* src, unsigned char* dst) |
2109 | { |
2110 | while (*src) |
2111 | { |
2112 | unsigned int tmp = Decode85Byte(src[0]) + 85 * (Decode85Byte(src[1]) + 85 * (Decode85Byte(src[2]) + 85 * (Decode85Byte(src[3]) + 85 * Decode85Byte(src[4])))); |
2113 | dst[0] = ((tmp >> 0) & 0xFF); dst[1] = ((tmp >> 8) & 0xFF); dst[2] = ((tmp >> 16) & 0xFF); dst[3] = ((tmp >> 24) & 0xFF); // We can't assume little-endianness. |
2114 | src += 5; |
2115 | dst += 4; |
2116 | } |
2117 | } |
2118 | |
2119 | // Load embedded ProggyClean.ttf at size 13, disable oversampling |
2120 | ImFont* ImFontAtlas::AddFontDefault(const ImFontConfig* font_cfg_template) |
2121 | { |
2122 | ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig(); |
2123 | if (!font_cfg_template) |
2124 | { |
2125 | font_cfg.OversampleH = font_cfg.OversampleV = 1; |
2126 | font_cfg.PixelSnapH = true; |
2127 | } |
2128 | if (font_cfg.SizePixels <= 0.0f) |
2129 | font_cfg.SizePixels = 13.0f * 1.0f; |
2130 | if (font_cfg.Name[0] == '\0') |
2131 | ImFormatString(font_cfg.Name, IM_ARRAYSIZE(font_cfg.Name), "ProggyClean.ttf, %dpx" , (int)font_cfg.SizePixels); |
2132 | font_cfg.EllipsisChar = (ImWchar)0x0085; |
2133 | font_cfg.GlyphOffset.y = 1.0f * IM_FLOOR(font_cfg.SizePixels / 13.0f); // Add +1 offset per 13 units |
2134 | |
2135 | const char* ttf_compressed_base85 = GetDefaultCompressedFontDataTTFBase85(); |
2136 | const ImWchar* glyph_ranges = font_cfg.GlyphRanges != NULL ? font_cfg.GlyphRanges : GetGlyphRangesDefault(); |
2137 | ImFont* font = AddFontFromMemoryCompressedBase85TTF(ttf_compressed_base85, font_cfg.SizePixels, &font_cfg, glyph_ranges); |
2138 | return font; |
2139 | } |
2140 | |
2141 | ImFont* ImFontAtlas::AddFontFromFileTTF(const char* filename, float size_pixels, const ImFontConfig* font_cfg_template, const ImWchar* glyph_ranges) |
2142 | { |
2143 | IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!" ); |
2144 | size_t data_size = 0; |
2145 | void* data = ImFileLoadToMemory(filename, "rb" , &data_size, 0); |
2146 | if (!data) |
2147 | { |
2148 | IM_ASSERT_USER_ERROR(0, "Could not load font file!" ); |
2149 | return NULL; |
2150 | } |
2151 | ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig(); |
2152 | if (font_cfg.Name[0] == '\0') |
2153 | { |
2154 | // Store a short copy of filename into into the font name for convenience |
2155 | const char* p; |
2156 | for (p = filename + strlen(filename); p > filename && p[-1] != '/' && p[-1] != '\\'; p--) {} |
2157 | ImFormatString(font_cfg.Name, IM_ARRAYSIZE(font_cfg.Name), "%s, %.0fpx" , p, size_pixels); |
2158 | } |
2159 | return AddFontFromMemoryTTF(data, (int)data_size, size_pixels, &font_cfg, glyph_ranges); |
2160 | } |
2161 | |
2162 | // NB: Transfer ownership of 'ttf_data' to ImFontAtlas, unless font_cfg_template->FontDataOwnedByAtlas == false. Owned TTF buffer will be deleted after Build(). |
2163 | ImFont* ImFontAtlas::AddFontFromMemoryTTF(void* ttf_data, int ttf_size, float size_pixels, const ImFontConfig* font_cfg_template, const ImWchar* glyph_ranges) |
2164 | { |
2165 | IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!" ); |
2166 | ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig(); |
2167 | IM_ASSERT(font_cfg.FontData == NULL); |
2168 | font_cfg.FontData = ttf_data; |
2169 | font_cfg.FontDataSize = ttf_size; |
2170 | font_cfg.SizePixels = size_pixels > 0.0f ? size_pixels : font_cfg.SizePixels; |
2171 | if (glyph_ranges) |
2172 | font_cfg.GlyphRanges = glyph_ranges; |
2173 | return AddFont(&font_cfg); |
2174 | } |
2175 | |
2176 | ImFont* ImFontAtlas::AddFontFromMemoryCompressedTTF(const void* compressed_ttf_data, int compressed_ttf_size, float size_pixels, const ImFontConfig* font_cfg_template, const ImWchar* glyph_ranges) |
2177 | { |
2178 | const unsigned int buf_decompressed_size = stb_decompress_length((const unsigned char*)compressed_ttf_data); |
2179 | unsigned char* buf_decompressed_data = (unsigned char*)IM_ALLOC(buf_decompressed_size); |
2180 | stb_decompress(buf_decompressed_data, (const unsigned char*)compressed_ttf_data, (unsigned int)compressed_ttf_size); |
2181 | |
2182 | ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig(); |
2183 | IM_ASSERT(font_cfg.FontData == NULL); |
2184 | font_cfg.FontDataOwnedByAtlas = true; |
2185 | return AddFontFromMemoryTTF(buf_decompressed_data, (int)buf_decompressed_size, size_pixels, &font_cfg, glyph_ranges); |
2186 | } |
2187 | |
2188 | ImFont* ImFontAtlas::AddFontFromMemoryCompressedBase85TTF(const char* compressed_ttf_data_base85, float size_pixels, const ImFontConfig* font_cfg, const ImWchar* glyph_ranges) |
2189 | { |
2190 | int compressed_ttf_size = (((int)strlen(compressed_ttf_data_base85) + 4) / 5) * 4; |
2191 | void* compressed_ttf = IM_ALLOC((size_t)compressed_ttf_size); |
2192 | Decode85((const unsigned char*)compressed_ttf_data_base85, (unsigned char*)compressed_ttf); |
2193 | ImFont* font = AddFontFromMemoryCompressedTTF(compressed_ttf, compressed_ttf_size, size_pixels, font_cfg, glyph_ranges); |
2194 | IM_FREE(compressed_ttf); |
2195 | return font; |
2196 | } |
2197 | |
2198 | int ImFontAtlas::AddCustomRectRegular(int width, int height) |
2199 | { |
2200 | IM_ASSERT(width > 0 && width <= 0xFFFF); |
2201 | IM_ASSERT(height > 0 && height <= 0xFFFF); |
2202 | ImFontAtlasCustomRect r; |
2203 | r.Width = (unsigned short)width; |
2204 | r.Height = (unsigned short)height; |
2205 | CustomRects.push_back(r); |
2206 | return CustomRects.Size - 1; // Return index |
2207 | } |
2208 | |
2209 | int ImFontAtlas::AddCustomRectFontGlyph(ImFont* font, ImWchar id, int width, int height, float advance_x, const ImVec2& offset) |
2210 | { |
2211 | #ifdef IMGUI_USE_WCHAR32 |
2212 | IM_ASSERT(id <= IM_UNICODE_CODEPOINT_MAX); |
2213 | #endif |
2214 | IM_ASSERT(font != NULL); |
2215 | IM_ASSERT(width > 0 && width <= 0xFFFF); |
2216 | IM_ASSERT(height > 0 && height <= 0xFFFF); |
2217 | ImFontAtlasCustomRect r; |
2218 | r.Width = (unsigned short)width; |
2219 | r.Height = (unsigned short)height; |
2220 | r.GlyphID = id; |
2221 | r.GlyphAdvanceX = advance_x; |
2222 | r.GlyphOffset = offset; |
2223 | r.Font = font; |
2224 | CustomRects.push_back(r); |
2225 | return CustomRects.Size - 1; // Return index |
2226 | } |
2227 | |
2228 | void ImFontAtlas::CalcCustomRectUV(const ImFontAtlasCustomRect* rect, ImVec2* out_uv_min, ImVec2* out_uv_max) const |
2229 | { |
2230 | IM_ASSERT(TexWidth > 0 && TexHeight > 0); // Font atlas needs to be built before we can calculate UV coordinates |
2231 | IM_ASSERT(rect->IsPacked()); // Make sure the rectangle has been packed |
2232 | *out_uv_min = ImVec2((float)rect->X * TexUvScale.x, (float)rect->Y * TexUvScale.y); |
2233 | *out_uv_max = ImVec2((float)(rect->X + rect->Width) * TexUvScale.x, (float)(rect->Y + rect->Height) * TexUvScale.y); |
2234 | } |
2235 | |
2236 | bool ImFontAtlas::GetMouseCursorTexData(ImGuiMouseCursor cursor_type, ImVec2* out_offset, ImVec2* out_size, ImVec2 out_uv_border[2], ImVec2 out_uv_fill[2]) |
2237 | { |
2238 | if (cursor_type <= ImGuiMouseCursor_None || cursor_type >= ImGuiMouseCursor_COUNT) |
2239 | return false; |
2240 | if (Flags & ImFontAtlasFlags_NoMouseCursors) |
2241 | return false; |
2242 | |
2243 | IM_ASSERT(PackIdMouseCursors != -1); |
2244 | ImFontAtlasCustomRect* r = GetCustomRectByIndex(PackIdMouseCursors); |
2245 | ImVec2 pos = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][0] + ImVec2((float)r->X, (float)r->Y); |
2246 | ImVec2 size = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][1]; |
2247 | *out_size = size; |
2248 | *out_offset = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][2]; |
2249 | out_uv_border[0] = (pos) * TexUvScale; |
2250 | out_uv_border[1] = (pos + size) * TexUvScale; |
2251 | pos.x += FONT_ATLAS_DEFAULT_TEX_DATA_W + 1; |
2252 | out_uv_fill[0] = (pos) * TexUvScale; |
2253 | out_uv_fill[1] = (pos + size) * TexUvScale; |
2254 | return true; |
2255 | } |
2256 | |
2257 | bool ImFontAtlas::Build() |
2258 | { |
2259 | IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!" ); |
2260 | |
2261 | // Default font is none are specified |
2262 | if (ConfigData.Size == 0) |
2263 | AddFontDefault(); |
2264 | |
2265 | // Select builder |
2266 | // - Note that we do not reassign to atlas->FontBuilderIO, since it is likely to point to static data which |
2267 | // may mess with some hot-reloading schemes. If you need to assign to this (for dynamic selection) AND are |
2268 | // using a hot-reloading scheme that messes up static data, store your own instance of ImFontBuilderIO somewhere |
2269 | // and point to it instead of pointing directly to return value of the GetBuilderXXX functions. |
2270 | const ImFontBuilderIO* builder_io = FontBuilderIO; |
2271 | if (builder_io == NULL) |
2272 | { |
2273 | #ifdef IMGUI_ENABLE_FREETYPE |
2274 | builder_io = ImGuiFreeType::GetBuilderForFreeType(); |
2275 | #elif defined(IMGUI_ENABLE_STB_TRUETYPE) |
2276 | builder_io = ImFontAtlasGetBuilderForStbTruetype(); |
2277 | #else |
2278 | IM_ASSERT(0); // Invalid Build function |
2279 | #endif |
2280 | } |
2281 | |
2282 | // Build |
2283 | return builder_io->FontBuilder_Build(this); |
2284 | } |
2285 | |
2286 | void ImFontAtlasBuildMultiplyCalcLookupTable(unsigned char out_table[256], float in_brighten_factor) |
2287 | { |
2288 | for (unsigned int i = 0; i < 256; i++) |
2289 | { |
2290 | unsigned int value = (unsigned int)(i * in_brighten_factor); |
2291 | out_table[i] = value > 255 ? 255 : (value & 0xFF); |
2292 | } |
2293 | } |
2294 | |
2295 | void ImFontAtlasBuildMultiplyRectAlpha8(const unsigned char table[256], unsigned char* pixels, int x, int y, int w, int h, int stride) |
2296 | { |
2297 | unsigned char* data = pixels + x + y * stride; |
2298 | for (int j = h; j > 0; j--, data += stride) |
2299 | for (int i = 0; i < w; i++) |
2300 | data[i] = table[data[i]]; |
2301 | } |
2302 | |
2303 | #ifdef IMGUI_ENABLE_STB_TRUETYPE |
2304 | // Temporary data for one source font (multiple source fonts can be merged into one destination ImFont) |
2305 | // (C++03 doesn't allow instancing ImVector<> with function-local types so we declare the type here.) |
2306 | struct ImFontBuildSrcData |
2307 | { |
2308 | stbtt_fontinfo FontInfo; |
2309 | stbtt_pack_range PackRange; // Hold the list of codepoints to pack (essentially points to Codepoints.Data) |
2310 | stbrp_rect* Rects; // Rectangle to pack. We first fill in their size and the packer will give us their position. |
2311 | stbtt_packedchar* PackedChars; // Output glyphs |
2312 | const ImWchar* SrcRanges; // Ranges as requested by user (user is allowed to request too much, e.g. 0x0020..0xFFFF) |
2313 | int DstIndex; // Index into atlas->Fonts[] and dst_tmp_array[] |
2314 | int GlyphsHighest; // Highest requested codepoint |
2315 | int GlyphsCount; // Glyph count (excluding missing glyphs and glyphs already set by an earlier source font) |
2316 | ImBitVector GlyphsSet; // Glyph bit map (random access, 1-bit per codepoint. This will be a maximum of 8KB) |
2317 | ImVector<int> GlyphsList; // Glyph codepoints list (flattened version of GlyphsMap) |
2318 | }; |
2319 | |
2320 | // Temporary data for one destination ImFont* (multiple source fonts can be merged into one destination ImFont) |
2321 | struct ImFontBuildDstData |
2322 | { |
2323 | int SrcCount; // Number of source fonts targeting this destination font. |
2324 | int GlyphsHighest; |
2325 | int GlyphsCount; |
2326 | ImBitVector GlyphsSet; // This is used to resolve collision when multiple sources are merged into a same destination font. |
2327 | }; |
2328 | |
2329 | static void UnpackBitVectorToFlatIndexList(const ImBitVector* in, ImVector<int>* out) |
2330 | { |
2331 | IM_ASSERT(sizeof(in->Storage.Data[0]) == sizeof(int)); |
2332 | const ImU32* it_begin = in->Storage.begin(); |
2333 | const ImU32* it_end = in->Storage.end(); |
2334 | for (const ImU32* it = it_begin; it < it_end; it++) |
2335 | if (ImU32 entries_32 = *it) |
2336 | for (ImU32 bit_n = 0; bit_n < 32; bit_n++) |
2337 | if (entries_32 & ((ImU32)1 << bit_n)) |
2338 | out->push_back((int)(((it - it_begin) << 5) + bit_n)); |
2339 | } |
2340 | |
2341 | static bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas) |
2342 | { |
2343 | IM_ASSERT(atlas->ConfigData.Size > 0); |
2344 | |
2345 | ImFontAtlasBuildInit(atlas); |
2346 | |
2347 | // Clear atlas |
2348 | atlas->TexID = (ImTextureID)NULL; |
2349 | atlas->TexWidth = atlas->TexHeight = 0; |
2350 | atlas->TexUvScale = ImVec2(0.0f, 0.0f); |
2351 | atlas->TexUvWhitePixel = ImVec2(0.0f, 0.0f); |
2352 | atlas->ClearTexData(); |
2353 | |
2354 | // Temporary storage for building |
2355 | ImVector<ImFontBuildSrcData> src_tmp_array; |
2356 | ImVector<ImFontBuildDstData> dst_tmp_array; |
2357 | src_tmp_array.resize(atlas->ConfigData.Size); |
2358 | dst_tmp_array.resize(atlas->Fonts.Size); |
2359 | memset(src_tmp_array.Data, 0, (size_t)src_tmp_array.size_in_bytes()); |
2360 | memset(dst_tmp_array.Data, 0, (size_t)dst_tmp_array.size_in_bytes()); |
2361 | |
2362 | // 1. Initialize font loading structure, check font data validity |
2363 | for (int src_i = 0; src_i < atlas->ConfigData.Size; src_i++) |
2364 | { |
2365 | ImFontBuildSrcData& src_tmp = src_tmp_array[src_i]; |
2366 | ImFontConfig& cfg = atlas->ConfigData[src_i]; |
2367 | IM_ASSERT(cfg.DstFont && (!cfg.DstFont->IsLoaded() || cfg.DstFont->ContainerAtlas == atlas)); |
2368 | |
2369 | // Find index from cfg.DstFont (we allow the user to set cfg.DstFont. Also it makes casual debugging nicer than when storing indices) |
2370 | src_tmp.DstIndex = -1; |
2371 | for (int output_i = 0; output_i < atlas->Fonts.Size && src_tmp.DstIndex == -1; output_i++) |
2372 | if (cfg.DstFont == atlas->Fonts[output_i]) |
2373 | src_tmp.DstIndex = output_i; |
2374 | if (src_tmp.DstIndex == -1) |
2375 | { |
2376 | IM_ASSERT(src_tmp.DstIndex != -1); // cfg.DstFont not pointing within atlas->Fonts[] array? |
2377 | return false; |
2378 | } |
2379 | // Initialize helper structure for font loading and verify that the TTF/OTF data is correct |
2380 | const int font_offset = stbtt_GetFontOffsetForIndex((unsigned char*)cfg.FontData, cfg.FontNo); |
2381 | IM_ASSERT(font_offset >= 0 && "FontData is incorrect, or FontNo cannot be found." ); |
2382 | if (!stbtt_InitFont(&src_tmp.FontInfo, (unsigned char*)cfg.FontData, font_offset)) |
2383 | return false; |
2384 | |
2385 | // Measure highest codepoints |
2386 | ImFontBuildDstData& dst_tmp = dst_tmp_array[src_tmp.DstIndex]; |
2387 | src_tmp.SrcRanges = cfg.GlyphRanges ? cfg.GlyphRanges : atlas->GetGlyphRangesDefault(); |
2388 | for (const ImWchar* src_range = src_tmp.SrcRanges; src_range[0] && src_range[1]; src_range += 2) |
2389 | src_tmp.GlyphsHighest = ImMax(src_tmp.GlyphsHighest, (int)src_range[1]); |
2390 | dst_tmp.SrcCount++; |
2391 | dst_tmp.GlyphsHighest = ImMax(dst_tmp.GlyphsHighest, src_tmp.GlyphsHighest); |
2392 | } |
2393 | |
2394 | // 2. For every requested codepoint, check for their presence in the font data, and handle redundancy or overlaps between source fonts to avoid unused glyphs. |
2395 | int total_glyphs_count = 0; |
2396 | for (int src_i = 0; src_i < src_tmp_array.Size; src_i++) |
2397 | { |
2398 | ImFontBuildSrcData& src_tmp = src_tmp_array[src_i]; |
2399 | ImFontBuildDstData& dst_tmp = dst_tmp_array[src_tmp.DstIndex]; |
2400 | src_tmp.GlyphsSet.Create(src_tmp.GlyphsHighest + 1); |
2401 | if (dst_tmp.GlyphsSet.Storage.empty()) |
2402 | dst_tmp.GlyphsSet.Create(dst_tmp.GlyphsHighest + 1); |
2403 | |
2404 | for (const ImWchar* src_range = src_tmp.SrcRanges; src_range[0] && src_range[1]; src_range += 2) |
2405 | for (unsigned int codepoint = src_range[0]; codepoint <= src_range[1]; codepoint++) |
2406 | { |
2407 | if (dst_tmp.GlyphsSet.TestBit(codepoint)) // Don't overwrite existing glyphs. We could make this an option for MergeMode (e.g. MergeOverwrite==true) |
2408 | continue; |
2409 | if (!stbtt_FindGlyphIndex(&src_tmp.FontInfo, codepoint)) // It is actually in the font? |
2410 | continue; |
2411 | |
2412 | // Add to avail set/counters |
2413 | src_tmp.GlyphsCount++; |
2414 | dst_tmp.GlyphsCount++; |
2415 | src_tmp.GlyphsSet.SetBit(codepoint); |
2416 | dst_tmp.GlyphsSet.SetBit(codepoint); |
2417 | total_glyphs_count++; |
2418 | } |
2419 | } |
2420 | |
2421 | // 3. Unpack our bit map into a flat list (we now have all the Unicode points that we know are requested _and_ available _and_ not overlapping another) |
2422 | for (int src_i = 0; src_i < src_tmp_array.Size; src_i++) |
2423 | { |
2424 | ImFontBuildSrcData& src_tmp = src_tmp_array[src_i]; |
2425 | src_tmp.GlyphsList.reserve(src_tmp.GlyphsCount); |
2426 | UnpackBitVectorToFlatIndexList(&src_tmp.GlyphsSet, &src_tmp.GlyphsList); |
2427 | src_tmp.GlyphsSet.Clear(); |
2428 | IM_ASSERT(src_tmp.GlyphsList.Size == src_tmp.GlyphsCount); |
2429 | } |
2430 | for (int dst_i = 0; dst_i < dst_tmp_array.Size; dst_i++) |
2431 | dst_tmp_array[dst_i].GlyphsSet.Clear(); |
2432 | dst_tmp_array.clear(); |
2433 | |
2434 | // Allocate packing character data and flag packed characters buffer as non-packed (x0=y0=x1=y1=0) |
2435 | // (We technically don't need to zero-clear buf_rects, but let's do it for the sake of sanity) |
2436 | ImVector<stbrp_rect> buf_rects; |
2437 | ImVector<stbtt_packedchar> buf_packedchars; |
2438 | buf_rects.resize(total_glyphs_count); |
2439 | buf_packedchars.resize(total_glyphs_count); |
2440 | memset(buf_rects.Data, 0, (size_t)buf_rects.size_in_bytes()); |
2441 | memset(buf_packedchars.Data, 0, (size_t)buf_packedchars.size_in_bytes()); |
2442 | |
2443 | // 4. Gather glyphs sizes so we can pack them in our virtual canvas. |
2444 | int total_surface = 0; |
2445 | int buf_rects_out_n = 0; |
2446 | int buf_packedchars_out_n = 0; |
2447 | for (int src_i = 0; src_i < src_tmp_array.Size; src_i++) |
2448 | { |
2449 | ImFontBuildSrcData& src_tmp = src_tmp_array[src_i]; |
2450 | if (src_tmp.GlyphsCount == 0) |
2451 | continue; |
2452 | |
2453 | src_tmp.Rects = &buf_rects[buf_rects_out_n]; |
2454 | src_tmp.PackedChars = &buf_packedchars[buf_packedchars_out_n]; |
2455 | buf_rects_out_n += src_tmp.GlyphsCount; |
2456 | buf_packedchars_out_n += src_tmp.GlyphsCount; |
2457 | |
2458 | // Convert our ranges in the format stb_truetype wants |
2459 | ImFontConfig& cfg = atlas->ConfigData[src_i]; |
2460 | src_tmp.PackRange.font_size = cfg.SizePixels; |
2461 | src_tmp.PackRange.first_unicode_codepoint_in_range = 0; |
2462 | src_tmp.PackRange.array_of_unicode_codepoints = src_tmp.GlyphsList.Data; |
2463 | src_tmp.PackRange.num_chars = src_tmp.GlyphsList.Size; |
2464 | src_tmp.PackRange.chardata_for_range = src_tmp.PackedChars; |
2465 | src_tmp.PackRange.h_oversample = (unsigned char)cfg.OversampleH; |
2466 | src_tmp.PackRange.v_oversample = (unsigned char)cfg.OversampleV; |
2467 | |
2468 | // Gather the sizes of all rectangles we will need to pack (this loop is based on stbtt_PackFontRangesGatherRects) |
2469 | const float scale = (cfg.SizePixels > 0) ? stbtt_ScaleForPixelHeight(&src_tmp.FontInfo, cfg.SizePixels) : stbtt_ScaleForMappingEmToPixels(&src_tmp.FontInfo, -cfg.SizePixels); |
2470 | const int padding = atlas->TexGlyphPadding; |
2471 | for (int glyph_i = 0; glyph_i < src_tmp.GlyphsList.Size; glyph_i++) |
2472 | { |
2473 | int x0, y0, x1, y1; |
2474 | const int glyph_index_in_font = stbtt_FindGlyphIndex(&src_tmp.FontInfo, src_tmp.GlyphsList[glyph_i]); |
2475 | IM_ASSERT(glyph_index_in_font != 0); |
2476 | stbtt_GetGlyphBitmapBoxSubpixel(&src_tmp.FontInfo, glyph_index_in_font, scale * cfg.OversampleH, scale * cfg.OversampleV, 0, 0, &x0, &y0, &x1, &y1); |
2477 | src_tmp.Rects[glyph_i].w = (stbrp_coord)(x1 - x0 + padding + cfg.OversampleH - 1); |
2478 | src_tmp.Rects[glyph_i].h = (stbrp_coord)(y1 - y0 + padding + cfg.OversampleV - 1); |
2479 | total_surface += src_tmp.Rects[glyph_i].w * src_tmp.Rects[glyph_i].h; |
2480 | } |
2481 | } |
2482 | |
2483 | // We need a width for the skyline algorithm, any width! |
2484 | // The exact width doesn't really matter much, but some API/GPU have texture size limitations and increasing width can decrease height. |
2485 | // User can override TexDesiredWidth and TexGlyphPadding if they wish, otherwise we use a simple heuristic to select the width based on expected surface. |
2486 | const int surface_sqrt = (int)ImSqrt((float)total_surface) + 1; |
2487 | atlas->TexHeight = 0; |
2488 | if (atlas->TexDesiredWidth > 0) |
2489 | atlas->TexWidth = atlas->TexDesiredWidth; |
2490 | else |
2491 | atlas->TexWidth = (surface_sqrt >= 4096 * 0.7f) ? 4096 : (surface_sqrt >= 2048 * 0.7f) ? 2048 : (surface_sqrt >= 1024 * 0.7f) ? 1024 : 512; |
2492 | |
2493 | // 5. Start packing |
2494 | // Pack our extra data rectangles first, so it will be on the upper-left corner of our texture (UV will have small values). |
2495 | const int TEX_HEIGHT_MAX = 1024 * 32; |
2496 | stbtt_pack_context spc = {}; |
2497 | stbtt_PackBegin(&spc, NULL, atlas->TexWidth, TEX_HEIGHT_MAX, 0, atlas->TexGlyphPadding, NULL); |
2498 | ImFontAtlasBuildPackCustomRects(atlas, spc.pack_info); |
2499 | |
2500 | // 6. Pack each source font. No rendering yet, we are working with rectangles in an infinitely tall texture at this point. |
2501 | for (int src_i = 0; src_i < src_tmp_array.Size; src_i++) |
2502 | { |
2503 | ImFontBuildSrcData& src_tmp = src_tmp_array[src_i]; |
2504 | if (src_tmp.GlyphsCount == 0) |
2505 | continue; |
2506 | |
2507 | stbrp_pack_rects((stbrp_context*)spc.pack_info, src_tmp.Rects, src_tmp.GlyphsCount); |
2508 | |
2509 | // Extend texture height and mark missing glyphs as non-packed so we won't render them. |
2510 | // FIXME: We are not handling packing failure here (would happen if we got off TEX_HEIGHT_MAX or if a single if larger than TexWidth?) |
2511 | for (int glyph_i = 0; glyph_i < src_tmp.GlyphsCount; glyph_i++) |
2512 | if (src_tmp.Rects[glyph_i].was_packed) |
2513 | atlas->TexHeight = ImMax(atlas->TexHeight, src_tmp.Rects[glyph_i].y + src_tmp.Rects[glyph_i].h); |
2514 | } |
2515 | |
2516 | // 7. Allocate texture |
2517 | atlas->TexHeight = (atlas->Flags & ImFontAtlasFlags_NoPowerOfTwoHeight) ? (atlas->TexHeight + 1) : ImUpperPowerOfTwo(atlas->TexHeight); |
2518 | atlas->TexUvScale = ImVec2(1.0f / atlas->TexWidth, 1.0f / atlas->TexHeight); |
2519 | atlas->TexPixelsAlpha8 = (unsigned char*)IM_ALLOC(atlas->TexWidth * atlas->TexHeight); |
2520 | memset(atlas->TexPixelsAlpha8, 0, atlas->TexWidth * atlas->TexHeight); |
2521 | spc.pixels = atlas->TexPixelsAlpha8; |
2522 | spc.height = atlas->TexHeight; |
2523 | |
2524 | // 8. Render/rasterize font characters into the texture |
2525 | for (int src_i = 0; src_i < src_tmp_array.Size; src_i++) |
2526 | { |
2527 | ImFontConfig& cfg = atlas->ConfigData[src_i]; |
2528 | ImFontBuildSrcData& src_tmp = src_tmp_array[src_i]; |
2529 | if (src_tmp.GlyphsCount == 0) |
2530 | continue; |
2531 | |
2532 | stbtt_PackFontRangesRenderIntoRects(&spc, &src_tmp.FontInfo, &src_tmp.PackRange, 1, src_tmp.Rects); |
2533 | |
2534 | // Apply multiply operator |
2535 | if (cfg.RasterizerMultiply != 1.0f) |
2536 | { |
2537 | unsigned char multiply_table[256]; |
2538 | ImFontAtlasBuildMultiplyCalcLookupTable(multiply_table, cfg.RasterizerMultiply); |
2539 | stbrp_rect* r = &src_tmp.Rects[0]; |
2540 | for (int glyph_i = 0; glyph_i < src_tmp.GlyphsCount; glyph_i++, r++) |
2541 | if (r->was_packed) |
2542 | ImFontAtlasBuildMultiplyRectAlpha8(multiply_table, atlas->TexPixelsAlpha8, r->x, r->y, r->w, r->h, atlas->TexWidth * 1); |
2543 | } |
2544 | src_tmp.Rects = NULL; |
2545 | } |
2546 | |
2547 | // End packing |
2548 | stbtt_PackEnd(&spc); |
2549 | buf_rects.clear(); |
2550 | |
2551 | // 9. Setup ImFont and glyphs for runtime |
2552 | for (int src_i = 0; src_i < src_tmp_array.Size; src_i++) |
2553 | { |
2554 | ImFontBuildSrcData& src_tmp = src_tmp_array[src_i]; |
2555 | if (src_tmp.GlyphsCount == 0) |
2556 | continue; |
2557 | |
2558 | // When merging fonts with MergeMode=true: |
2559 | // - We can have multiple input fonts writing into a same destination font. |
2560 | // - dst_font->ConfigData is != from cfg which is our source configuration. |
2561 | ImFontConfig& cfg = atlas->ConfigData[src_i]; |
2562 | ImFont* dst_font = cfg.DstFont; |
2563 | |
2564 | const float font_scale = stbtt_ScaleForPixelHeight(&src_tmp.FontInfo, cfg.SizePixels); |
2565 | int unscaled_ascent, unscaled_descent, unscaled_line_gap; |
2566 | stbtt_GetFontVMetrics(&src_tmp.FontInfo, &unscaled_ascent, &unscaled_descent, &unscaled_line_gap); |
2567 | |
2568 | const float ascent = ImFloor(unscaled_ascent * font_scale + ((unscaled_ascent > 0.0f) ? +1 : -1)); |
2569 | const float descent = ImFloor(unscaled_descent * font_scale + ((unscaled_descent > 0.0f) ? +1 : -1)); |
2570 | ImFontAtlasBuildSetupFont(atlas, dst_font, &cfg, ascent, descent); |
2571 | const float font_off_x = cfg.GlyphOffset.x; |
2572 | const float font_off_y = cfg.GlyphOffset.y + IM_ROUND(dst_font->Ascent); |
2573 | |
2574 | for (int glyph_i = 0; glyph_i < src_tmp.GlyphsCount; glyph_i++) |
2575 | { |
2576 | // Register glyph |
2577 | const int codepoint = src_tmp.GlyphsList[glyph_i]; |
2578 | const stbtt_packedchar& pc = src_tmp.PackedChars[glyph_i]; |
2579 | stbtt_aligned_quad q; |
2580 | float unused_x = 0.0f, unused_y = 0.0f; |
2581 | stbtt_GetPackedQuad(src_tmp.PackedChars, atlas->TexWidth, atlas->TexHeight, glyph_i, &unused_x, &unused_y, &q, 0); |
2582 | dst_font->AddGlyph(&cfg, (ImWchar)codepoint, q.x0 + font_off_x, q.y0 + font_off_y, q.x1 + font_off_x, q.y1 + font_off_y, q.s0, q.t0, q.s1, q.t1, pc.xadvance); |
2583 | } |
2584 | } |
2585 | |
2586 | // Cleanup |
2587 | src_tmp_array.clear_destruct(); |
2588 | |
2589 | ImFontAtlasBuildFinish(atlas); |
2590 | return true; |
2591 | } |
2592 | |
2593 | const ImFontBuilderIO* ImFontAtlasGetBuilderForStbTruetype() |
2594 | { |
2595 | static ImFontBuilderIO io; |
2596 | io.FontBuilder_Build = ImFontAtlasBuildWithStbTruetype; |
2597 | return &io; |
2598 | } |
2599 | |
2600 | #endif // IMGUI_ENABLE_STB_TRUETYPE |
2601 | |
2602 | void ImFontAtlasBuildSetupFont(ImFontAtlas* atlas, ImFont* font, ImFontConfig* font_config, float ascent, float descent) |
2603 | { |
2604 | if (!font_config->MergeMode) |
2605 | { |
2606 | font->ClearOutputData(); |
2607 | font->FontSize = font_config->SizePixels; |
2608 | font->ConfigData = font_config; |
2609 | font->ConfigDataCount = 0; |
2610 | font->ContainerAtlas = atlas; |
2611 | font->Ascent = ascent; |
2612 | font->Descent = descent; |
2613 | } |
2614 | font->ConfigDataCount++; |
2615 | } |
2616 | |
2617 | void ImFontAtlasBuildPackCustomRects(ImFontAtlas* atlas, void* stbrp_context_opaque) |
2618 | { |
2619 | stbrp_context* pack_context = (stbrp_context*)stbrp_context_opaque; |
2620 | IM_ASSERT(pack_context != NULL); |
2621 | |
2622 | ImVector<ImFontAtlasCustomRect>& user_rects = atlas->CustomRects; |
2623 | IM_ASSERT(user_rects.Size >= 1); // We expect at least the default custom rects to be registered, else something went wrong. |
2624 | |
2625 | ImVector<stbrp_rect> pack_rects; |
2626 | pack_rects.resize(user_rects.Size); |
2627 | memset(pack_rects.Data, 0, (size_t)pack_rects.size_in_bytes()); |
2628 | for (int i = 0; i < user_rects.Size; i++) |
2629 | { |
2630 | pack_rects[i].w = user_rects[i].Width; |
2631 | pack_rects[i].h = user_rects[i].Height; |
2632 | } |
2633 | stbrp_pack_rects(pack_context, &pack_rects[0], pack_rects.Size); |
2634 | for (int i = 0; i < pack_rects.Size; i++) |
2635 | if (pack_rects[i].was_packed) |
2636 | { |
2637 | user_rects[i].X = pack_rects[i].x; |
2638 | user_rects[i].Y = pack_rects[i].y; |
2639 | IM_ASSERT(pack_rects[i].w == user_rects[i].Width && pack_rects[i].h == user_rects[i].Height); |
2640 | atlas->TexHeight = ImMax(atlas->TexHeight, pack_rects[i].y + pack_rects[i].h); |
2641 | } |
2642 | } |
2643 | |
2644 | void ImFontAtlasBuildRender8bppRectFromString(ImFontAtlas* atlas, int x, int y, int w, int h, const char* in_str, char in_marker_char, unsigned char in_marker_pixel_value) |
2645 | { |
2646 | IM_ASSERT(x >= 0 && x + w <= atlas->TexWidth); |
2647 | IM_ASSERT(y >= 0 && y + h <= atlas->TexHeight); |
2648 | unsigned char* out_pixel = atlas->TexPixelsAlpha8 + x + (y * atlas->TexWidth); |
2649 | for (int off_y = 0; off_y < h; off_y++, out_pixel += atlas->TexWidth, in_str += w) |
2650 | for (int off_x = 0; off_x < w; off_x++) |
2651 | out_pixel[off_x] = (in_str[off_x] == in_marker_char) ? in_marker_pixel_value : 0x00; |
2652 | } |
2653 | |
2654 | void ImFontAtlasBuildRender32bppRectFromString(ImFontAtlas* atlas, int x, int y, int w, int h, const char* in_str, char in_marker_char, unsigned int in_marker_pixel_value) |
2655 | { |
2656 | IM_ASSERT(x >= 0 && x + w <= atlas->TexWidth); |
2657 | IM_ASSERT(y >= 0 && y + h <= atlas->TexHeight); |
2658 | unsigned int* out_pixel = atlas->TexPixelsRGBA32 + x + (y * atlas->TexWidth); |
2659 | for (int off_y = 0; off_y < h; off_y++, out_pixel += atlas->TexWidth, in_str += w) |
2660 | for (int off_x = 0; off_x < w; off_x++) |
2661 | out_pixel[off_x] = (in_str[off_x] == in_marker_char) ? in_marker_pixel_value : IM_COL32_BLACK_TRANS; |
2662 | } |
2663 | |
2664 | static void ImFontAtlasBuildRenderDefaultTexData(ImFontAtlas* atlas) |
2665 | { |
2666 | ImFontAtlasCustomRect* r = atlas->GetCustomRectByIndex(atlas->PackIdMouseCursors); |
2667 | IM_ASSERT(r->IsPacked()); |
2668 | |
2669 | const int w = atlas->TexWidth; |
2670 | if (!(atlas->Flags & ImFontAtlasFlags_NoMouseCursors)) |
2671 | { |
2672 | // Render/copy pixels |
2673 | IM_ASSERT(r->Width == FONT_ATLAS_DEFAULT_TEX_DATA_W * 2 + 1 && r->Height == FONT_ATLAS_DEFAULT_TEX_DATA_H); |
2674 | const int x_for_white = r->X; |
2675 | const int x_for_black = r->X + FONT_ATLAS_DEFAULT_TEX_DATA_W + 1; |
2676 | if (atlas->TexPixelsAlpha8 != NULL) |
2677 | { |
2678 | ImFontAtlasBuildRender8bppRectFromString(atlas, x_for_white, r->Y, FONT_ATLAS_DEFAULT_TEX_DATA_W, FONT_ATLAS_DEFAULT_TEX_DATA_H, FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS, '.', 0xFF); |
2679 | ImFontAtlasBuildRender8bppRectFromString(atlas, x_for_black, r->Y, FONT_ATLAS_DEFAULT_TEX_DATA_W, FONT_ATLAS_DEFAULT_TEX_DATA_H, FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS, 'X', 0xFF); |
2680 | } |
2681 | else |
2682 | { |
2683 | ImFontAtlasBuildRender32bppRectFromString(atlas, x_for_white, r->Y, FONT_ATLAS_DEFAULT_TEX_DATA_W, FONT_ATLAS_DEFAULT_TEX_DATA_H, FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS, '.', IM_COL32_WHITE); |
2684 | ImFontAtlasBuildRender32bppRectFromString(atlas, x_for_black, r->Y, FONT_ATLAS_DEFAULT_TEX_DATA_W, FONT_ATLAS_DEFAULT_TEX_DATA_H, FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS, 'X', IM_COL32_WHITE); |
2685 | } |
2686 | } |
2687 | else |
2688 | { |
2689 | // Render 4 white pixels |
2690 | IM_ASSERT(r->Width == 2 && r->Height == 2); |
2691 | const int offset = (int)r->X + (int)r->Y * w; |
2692 | if (atlas->TexPixelsAlpha8 != NULL) |
2693 | { |
2694 | atlas->TexPixelsAlpha8[offset] = atlas->TexPixelsAlpha8[offset + 1] = atlas->TexPixelsAlpha8[offset + w] = atlas->TexPixelsAlpha8[offset + w + 1] = 0xFF; |
2695 | } |
2696 | else |
2697 | { |
2698 | atlas->TexPixelsRGBA32[offset] = atlas->TexPixelsRGBA32[offset + 1] = atlas->TexPixelsRGBA32[offset + w] = atlas->TexPixelsRGBA32[offset + w + 1] = IM_COL32_WHITE; |
2699 | } |
2700 | } |
2701 | atlas->TexUvWhitePixel = ImVec2((r->X + 0.5f) * atlas->TexUvScale.x, (r->Y + 0.5f) * atlas->TexUvScale.y); |
2702 | } |
2703 | |
2704 | static void ImFontAtlasBuildRenderLinesTexData(ImFontAtlas* atlas) |
2705 | { |
2706 | if (atlas->Flags & ImFontAtlasFlags_NoBakedLines) |
2707 | return; |
2708 | |
2709 | // This generates a triangular shape in the texture, with the various line widths stacked on top of each other to allow interpolation between them |
2710 | ImFontAtlasCustomRect* r = atlas->GetCustomRectByIndex(atlas->PackIdLines); |
2711 | IM_ASSERT(r->IsPacked()); |
2712 | for (unsigned int n = 0; n < IM_DRAWLIST_TEX_LINES_WIDTH_MAX + 1; n++) // +1 because of the zero-width row |
2713 | { |
2714 | // Each line consists of at least two empty pixels at the ends, with a line of solid pixels in the middle |
2715 | unsigned int y = n; |
2716 | unsigned int line_width = n; |
2717 | unsigned int pad_left = (r->Width - line_width) / 2; |
2718 | unsigned int pad_right = r->Width - (pad_left + line_width); |
2719 | |
2720 | // Write each slice |
2721 | IM_ASSERT(pad_left + line_width + pad_right == r->Width && y < r->Height); // Make sure we're inside the texture bounds before we start writing pixels |
2722 | if (atlas->TexPixelsAlpha8 != NULL) |
2723 | { |
2724 | unsigned char* write_ptr = &atlas->TexPixelsAlpha8[r->X + ((r->Y + y) * atlas->TexWidth)]; |
2725 | for (unsigned int i = 0; i < pad_left; i++) |
2726 | *(write_ptr + i) = 0x00; |
2727 | |
2728 | for (unsigned int i = 0; i < line_width; i++) |
2729 | *(write_ptr + pad_left + i) = 0xFF; |
2730 | |
2731 | for (unsigned int i = 0; i < pad_right; i++) |
2732 | *(write_ptr + pad_left + line_width + i) = 0x00; |
2733 | } |
2734 | else |
2735 | { |
2736 | unsigned int* write_ptr = &atlas->TexPixelsRGBA32[r->X + ((r->Y + y) * atlas->TexWidth)]; |
2737 | for (unsigned int i = 0; i < pad_left; i++) |
2738 | *(write_ptr + i) = IM_COL32_BLACK_TRANS; |
2739 | |
2740 | for (unsigned int i = 0; i < line_width; i++) |
2741 | *(write_ptr + pad_left + i) = IM_COL32_WHITE; |
2742 | |
2743 | for (unsigned int i = 0; i < pad_right; i++) |
2744 | *(write_ptr + pad_left + line_width + i) = IM_COL32_BLACK_TRANS; |
2745 | } |
2746 | |
2747 | // Calculate UVs for this line |
2748 | ImVec2 uv0 = ImVec2((float)(r->X + pad_left - 1), (float)(r->Y + y)) * atlas->TexUvScale; |
2749 | ImVec2 uv1 = ImVec2((float)(r->X + pad_left + line_width + 1), (float)(r->Y + y + 1)) * atlas->TexUvScale; |
2750 | float half_v = (uv0.y + uv1.y) * 0.5f; // Calculate a constant V in the middle of the row to avoid sampling artifacts |
2751 | atlas->TexUvLines[n] = ImVec4(uv0.x, half_v, uv1.x, half_v); |
2752 | } |
2753 | } |
2754 | |
2755 | // Note: this is called / shared by both the stb_truetype and the FreeType builder |
2756 | void ImFontAtlasBuildInit(ImFontAtlas* atlas) |
2757 | { |
2758 | // Register texture region for mouse cursors or standard white pixels |
2759 | if (atlas->PackIdMouseCursors < 0) |
2760 | { |
2761 | if (!(atlas->Flags & ImFontAtlasFlags_NoMouseCursors)) |
2762 | atlas->PackIdMouseCursors = atlas->AddCustomRectRegular(FONT_ATLAS_DEFAULT_TEX_DATA_W * 2 + 1, FONT_ATLAS_DEFAULT_TEX_DATA_H); |
2763 | else |
2764 | atlas->PackIdMouseCursors = atlas->AddCustomRectRegular(2, 2); |
2765 | } |
2766 | |
2767 | // Register texture region for thick lines |
2768 | // The +2 here is to give space for the end caps, whilst height +1 is to accommodate the fact we have a zero-width row |
2769 | if (atlas->PackIdLines < 0) |
2770 | { |
2771 | if (!(atlas->Flags & ImFontAtlasFlags_NoBakedLines)) |
2772 | atlas->PackIdLines = atlas->AddCustomRectRegular(IM_DRAWLIST_TEX_LINES_WIDTH_MAX + 2, IM_DRAWLIST_TEX_LINES_WIDTH_MAX + 1); |
2773 | } |
2774 | } |
2775 | |
2776 | // This is called/shared by both the stb_truetype and the FreeType builder. |
2777 | void ImFontAtlasBuildFinish(ImFontAtlas* atlas) |
2778 | { |
2779 | // Render into our custom data blocks |
2780 | IM_ASSERT(atlas->TexPixelsAlpha8 != NULL || atlas->TexPixelsRGBA32 != NULL); |
2781 | ImFontAtlasBuildRenderDefaultTexData(atlas); |
2782 | ImFontAtlasBuildRenderLinesTexData(atlas); |
2783 | |
2784 | // Register custom rectangle glyphs |
2785 | for (int i = 0; i < atlas->CustomRects.Size; i++) |
2786 | { |
2787 | const ImFontAtlasCustomRect* r = &atlas->CustomRects[i]; |
2788 | if (r->Font == NULL || r->GlyphID == 0) |
2789 | continue; |
2790 | |
2791 | // Will ignore ImFontConfig settings: GlyphMinAdvanceX, GlyphMinAdvanceY, GlyphExtraSpacing, PixelSnapH |
2792 | IM_ASSERT(r->Font->ContainerAtlas == atlas); |
2793 | ImVec2 uv0, uv1; |
2794 | atlas->CalcCustomRectUV(r, &uv0, &uv1); |
2795 | r->Font->AddGlyph(NULL, (ImWchar)r->GlyphID, r->GlyphOffset.x, r->GlyphOffset.y, r->GlyphOffset.x + r->Width, r->GlyphOffset.y + r->Height, uv0.x, uv0.y, uv1.x, uv1.y, r->GlyphAdvanceX); |
2796 | } |
2797 | |
2798 | // Build all fonts lookup tables |
2799 | for (int i = 0; i < atlas->Fonts.Size; i++) |
2800 | if (atlas->Fonts[i]->DirtyLookupTables) |
2801 | atlas->Fonts[i]->BuildLookupTable(); |
2802 | |
2803 | atlas->TexReady = true; |
2804 | } |
2805 | |
2806 | // Retrieve list of range (2 int per range, values are inclusive) |
2807 | const ImWchar* ImFontAtlas::GetGlyphRangesDefault() |
2808 | { |
2809 | static const ImWchar ranges[] = |
2810 | { |
2811 | 0x0020, 0x00FF, // Basic Latin + Latin Supplement |
2812 | 0, |
2813 | }; |
2814 | return &ranges[0]; |
2815 | } |
2816 | |
2817 | const ImWchar* ImFontAtlas::GetGlyphRangesKorean() |
2818 | { |
2819 | static const ImWchar ranges[] = |
2820 | { |
2821 | 0x0020, 0x00FF, // Basic Latin + Latin Supplement |
2822 | 0x3131, 0x3163, // Korean alphabets |
2823 | 0xAC00, 0xD7A3, // Korean characters |
2824 | 0xFFFD, 0xFFFD, // Invalid |
2825 | 0, |
2826 | }; |
2827 | return &ranges[0]; |
2828 | } |
2829 | |
2830 | const ImWchar* ImFontAtlas::GetGlyphRangesChineseFull() |
2831 | { |
2832 | static const ImWchar ranges[] = |
2833 | { |
2834 | 0x0020, 0x00FF, // Basic Latin + Latin Supplement |
2835 | 0x2000, 0x206F, // General Punctuation |
2836 | 0x3000, 0x30FF, // CJK Symbols and Punctuations, Hiragana, Katakana |
2837 | 0x31F0, 0x31FF, // Katakana Phonetic Extensions |
2838 | 0xFF00, 0xFFEF, // Half-width characters |
2839 | 0xFFFD, 0xFFFD, // Invalid |
2840 | 0x4e00, 0x9FAF, // CJK Ideograms |
2841 | 0, |
2842 | }; |
2843 | return &ranges[0]; |
2844 | } |
2845 | |
2846 | static void UnpackAccumulativeOffsetsIntoRanges(int base_codepoint, const short* accumulative_offsets, int accumulative_offsets_count, ImWchar* out_ranges) |
2847 | { |
2848 | for (int n = 0; n < accumulative_offsets_count; n++, out_ranges += 2) |
2849 | { |
2850 | out_ranges[0] = out_ranges[1] = (ImWchar)(base_codepoint + accumulative_offsets[n]); |
2851 | base_codepoint += accumulative_offsets[n]; |
2852 | } |
2853 | out_ranges[0] = 0; |
2854 | } |
2855 | |
2856 | //------------------------------------------------------------------------- |
2857 | // [SECTION] ImFontAtlas glyph ranges helpers |
2858 | //------------------------------------------------------------------------- |
2859 | |
2860 | const ImWchar* ImFontAtlas::GetGlyphRangesChineseSimplifiedCommon() |
2861 | { |
2862 | // Store 2500 regularly used characters for Simplified Chinese. |
2863 | // Sourced from https://zh.wiktionary.org/wiki/%E9%99%84%E5%BD%95:%E7%8E%B0%E4%BB%A3%E6%B1%89%E8%AF%AD%E5%B8%B8%E7%94%A8%E5%AD%97%E8%A1%A8 |
2864 | // This table covers 97.97% of all characters used during the month in July, 1987. |
2865 | // You can use ImFontGlyphRangesBuilder to create your own ranges derived from this, by merging existing ranges or adding new characters. |
2866 | // (Stored as accumulative offsets from the initial unicode codepoint 0x4E00. This encoding is designed to helps us compact the source code size.) |
2867 | static const short accumulative_offsets_from_0x4E00[] = |
2868 | { |
2869 | 0,1,2,4,1,1,1,1,2,1,3,2,1,2,2,1,1,1,1,1,5,2,1,2,3,3,3,2,2,4,1,1,1,2,1,5,2,3,1,2,1,2,1,1,2,1,1,2,2,1,4,1,1,1,1,5,10,1,2,19,2,1,2,1,2,1,2,1,2, |
2870 | 1,5,1,6,3,2,1,2,2,1,1,1,4,8,5,1,1,4,1,1,3,1,2,1,5,1,2,1,1,1,10,1,1,5,2,4,6,1,4,2,2,2,12,2,1,1,6,1,1,1,4,1,1,4,6,5,1,4,2,2,4,10,7,1,1,4,2,4, |
2871 | 2,1,4,3,6,10,12,5,7,2,14,2,9,1,1,6,7,10,4,7,13,1,5,4,8,4,1,1,2,28,5,6,1,1,5,2,5,20,2,2,9,8,11,2,9,17,1,8,6,8,27,4,6,9,20,11,27,6,68,2,2,1,1, |
2872 | 1,2,1,2,2,7,6,11,3,3,1,1,3,1,2,1,1,1,1,1,3,1,1,8,3,4,1,5,7,2,1,4,4,8,4,2,1,2,1,1,4,5,6,3,6,2,12,3,1,3,9,2,4,3,4,1,5,3,3,1,3,7,1,5,1,1,1,1,2, |
2873 | 3,4,5,2,3,2,6,1,1,2,1,7,1,7,3,4,5,15,2,2,1,5,3,22,19,2,1,1,1,1,2,5,1,1,1,6,1,1,12,8,2,9,18,22,4,1,1,5,1,16,1,2,7,10,15,1,1,6,2,4,1,2,4,1,6, |
2874 | 1,1,3,2,4,1,6,4,5,1,2,1,1,2,1,10,3,1,3,2,1,9,3,2,5,7,2,19,4,3,6,1,1,1,1,1,4,3,2,1,1,1,2,5,3,1,1,1,2,2,1,1,2,1,1,2,1,3,1,1,1,3,7,1,4,1,1,2,1, |
2875 | 1,2,1,2,4,4,3,8,1,1,1,2,1,3,5,1,3,1,3,4,6,2,2,14,4,6,6,11,9,1,15,3,1,28,5,2,5,5,3,1,3,4,5,4,6,14,3,2,3,5,21,2,7,20,10,1,2,19,2,4,28,28,2,3, |
2876 | 2,1,14,4,1,26,28,42,12,40,3,52,79,5,14,17,3,2,2,11,3,4,6,3,1,8,2,23,4,5,8,10,4,2,7,3,5,1,1,6,3,1,2,2,2,5,28,1,1,7,7,20,5,3,29,3,17,26,1,8,4, |
2877 | 27,3,6,11,23,5,3,4,6,13,24,16,6,5,10,25,35,7,3,2,3,3,14,3,6,2,6,1,4,2,3,8,2,1,1,3,3,3,4,1,1,13,2,2,4,5,2,1,14,14,1,2,2,1,4,5,2,3,1,14,3,12, |
2878 | 3,17,2,16,5,1,2,1,8,9,3,19,4,2,2,4,17,25,21,20,28,75,1,10,29,103,4,1,2,1,1,4,2,4,1,2,3,24,2,2,2,1,1,2,1,3,8,1,1,1,2,1,1,3,1,1,1,6,1,5,3,1,1, |
2879 | 1,3,4,1,1,5,2,1,5,6,13,9,16,1,1,1,1,3,2,3,2,4,5,2,5,2,2,3,7,13,7,2,2,1,1,1,1,2,3,3,2,1,6,4,9,2,1,14,2,14,2,1,18,3,4,14,4,11,41,15,23,15,23, |
2880 | 176,1,3,4,1,1,1,1,5,3,1,2,3,7,3,1,1,2,1,2,4,4,6,2,4,1,9,7,1,10,5,8,16,29,1,1,2,2,3,1,3,5,2,4,5,4,1,1,2,2,3,3,7,1,6,10,1,17,1,44,4,6,2,1,1,6, |
2881 | 5,4,2,10,1,6,9,2,8,1,24,1,2,13,7,8,8,2,1,4,1,3,1,3,3,5,2,5,10,9,4,9,12,2,1,6,1,10,1,1,7,7,4,10,8,3,1,13,4,3,1,6,1,3,5,2,1,2,17,16,5,2,16,6, |
2882 | 1,4,2,1,3,3,6,8,5,11,11,1,3,3,2,4,6,10,9,5,7,4,7,4,7,1,1,4,2,1,3,6,8,7,1,6,11,5,5,3,24,9,4,2,7,13,5,1,8,82,16,61,1,1,1,4,2,2,16,10,3,8,1,1, |
2883 | 6,4,2,1,3,1,1,1,4,3,8,4,2,2,1,1,1,1,1,6,3,5,1,1,4,6,9,2,1,1,1,2,1,7,2,1,6,1,5,4,4,3,1,8,1,3,3,1,3,2,2,2,2,3,1,6,1,2,1,2,1,3,7,1,8,2,1,2,1,5, |
2884 | 2,5,3,5,10,1,2,1,1,3,2,5,11,3,9,3,5,1,1,5,9,1,2,1,5,7,9,9,8,1,3,3,3,6,8,2,3,2,1,1,32,6,1,2,15,9,3,7,13,1,3,10,13,2,14,1,13,10,2,1,3,10,4,15, |
2885 | 2,15,15,10,1,3,9,6,9,32,25,26,47,7,3,2,3,1,6,3,4,3,2,8,5,4,1,9,4,2,2,19,10,6,2,3,8,1,2,2,4,2,1,9,4,4,4,6,4,8,9,2,3,1,1,1,1,3,5,5,1,3,8,4,6, |
2886 | 2,1,4,12,1,5,3,7,13,2,5,8,1,6,1,2,5,14,6,1,5,2,4,8,15,5,1,23,6,62,2,10,1,1,8,1,2,2,10,4,2,2,9,2,1,1,3,2,3,1,5,3,3,2,1,3,8,1,1,1,11,3,1,1,4, |
2887 | 3,7,1,14,1,2,3,12,5,2,5,1,6,7,5,7,14,11,1,3,1,8,9,12,2,1,11,8,4,4,2,6,10,9,13,1,1,3,1,5,1,3,2,4,4,1,18,2,3,14,11,4,29,4,2,7,1,3,13,9,2,2,5, |
2888 | 3,5,20,7,16,8,5,72,34,6,4,22,12,12,28,45,36,9,7,39,9,191,1,1,1,4,11,8,4,9,2,3,22,1,1,1,1,4,17,1,7,7,1,11,31,10,2,4,8,2,3,2,1,4,2,16,4,32,2, |
2889 | 3,19,13,4,9,1,5,2,14,8,1,1,3,6,19,6,5,1,16,6,2,10,8,5,1,2,3,1,5,5,1,11,6,6,1,3,3,2,6,3,8,1,1,4,10,7,5,7,7,5,8,9,2,1,3,4,1,1,3,1,3,3,2,6,16, |
2890 | 1,4,6,3,1,10,6,1,3,15,2,9,2,10,25,13,9,16,6,2,2,10,11,4,3,9,1,2,6,6,5,4,30,40,1,10,7,12,14,33,6,3,6,7,3,1,3,1,11,14,4,9,5,12,11,49,18,51,31, |
2891 | 140,31,2,2,1,5,1,8,1,10,1,4,4,3,24,1,10,1,3,6,6,16,3,4,5,2,1,4,2,57,10,6,22,2,22,3,7,22,6,10,11,36,18,16,33,36,2,5,5,1,1,1,4,10,1,4,13,2,7, |
2892 | 5,2,9,3,4,1,7,43,3,7,3,9,14,7,9,1,11,1,1,3,7,4,18,13,1,14,1,3,6,10,73,2,2,30,6,1,11,18,19,13,22,3,46,42,37,89,7,3,16,34,2,2,3,9,1,7,1,1,1,2, |
2893 | 2,4,10,7,3,10,3,9,5,28,9,2,6,13,7,3,1,3,10,2,7,2,11,3,6,21,54,85,2,1,4,2,2,1,39,3,21,2,2,5,1,1,1,4,1,1,3,4,15,1,3,2,4,4,2,3,8,2,20,1,8,7,13, |
2894 | 4,1,26,6,2,9,34,4,21,52,10,4,4,1,5,12,2,11,1,7,2,30,12,44,2,30,1,1,3,6,16,9,17,39,82,2,2,24,7,1,7,3,16,9,14,44,2,1,2,1,2,3,5,2,4,1,6,7,5,3, |
2895 | 2,6,1,11,5,11,2,1,18,19,8,1,3,24,29,2,1,3,5,2,2,1,13,6,5,1,46,11,3,5,1,1,5,8,2,10,6,12,6,3,7,11,2,4,16,13,2,5,1,1,2,2,5,2,28,5,2,23,10,8,4, |
2896 | 4,22,39,95,38,8,14,9,5,1,13,5,4,3,13,12,11,1,9,1,27,37,2,5,4,4,63,211,95,2,2,2,1,3,5,2,1,1,2,2,1,1,1,3,2,4,1,2,1,1,5,2,2,1,1,2,3,1,3,1,1,1, |
2897 | 3,1,4,2,1,3,6,1,1,3,7,15,5,3,2,5,3,9,11,4,2,22,1,6,3,8,7,1,4,28,4,16,3,3,25,4,4,27,27,1,4,1,2,2,7,1,3,5,2,28,8,2,14,1,8,6,16,25,3,3,3,14,3, |
2898 | 3,1,1,2,1,4,6,3,8,4,1,1,1,2,3,6,10,6,2,3,18,3,2,5,5,4,3,1,5,2,5,4,23,7,6,12,6,4,17,11,9,5,1,1,10,5,12,1,1,11,26,33,7,3,6,1,17,7,1,5,12,1,11, |
2899 | 2,4,1,8,14,17,23,1,2,1,7,8,16,11,9,6,5,2,6,4,16,2,8,14,1,11,8,9,1,1,1,9,25,4,11,19,7,2,15,2,12,8,52,7,5,19,2,16,4,36,8,1,16,8,24,26,4,6,2,9, |
2900 | 5,4,36,3,28,12,25,15,37,27,17,12,59,38,5,32,127,1,2,9,17,14,4,1,2,1,1,8,11,50,4,14,2,19,16,4,17,5,4,5,26,12,45,2,23,45,104,30,12,8,3,10,2,2, |
2901 | 3,3,1,4,20,7,2,9,6,15,2,20,1,3,16,4,11,15,6,134,2,5,59,1,2,2,2,1,9,17,3,26,137,10,211,59,1,2,4,1,4,1,1,1,2,6,2,3,1,1,2,3,2,3,1,3,4,4,2,3,3, |
2902 | 1,4,3,1,7,2,2,3,1,2,1,3,3,3,2,2,3,2,1,3,14,6,1,3,2,9,6,15,27,9,34,145,1,1,2,1,1,1,1,2,1,1,1,1,2,2,2,3,1,2,1,1,1,2,3,5,8,3,5,2,4,1,3,2,2,2,12, |
2903 | 4,1,1,1,10,4,5,1,20,4,16,1,15,9,5,12,2,9,2,5,4,2,26,19,7,1,26,4,30,12,15,42,1,6,8,172,1,1,4,2,1,1,11,2,2,4,2,1,2,1,10,8,1,2,1,4,5,1,2,5,1,8, |
2904 | 4,1,3,4,2,1,6,2,1,3,4,1,2,1,1,1,1,12,5,7,2,4,3,1,1,1,3,3,6,1,2,2,3,3,3,2,1,2,12,14,11,6,6,4,12,2,8,1,7,10,1,35,7,4,13,15,4,3,23,21,28,52,5, |
2905 | 26,5,6,1,7,10,2,7,53,3,2,1,1,1,2,163,532,1,10,11,1,3,3,4,8,2,8,6,2,2,23,22,4,2,2,4,2,1,3,1,3,3,5,9,8,2,1,2,8,1,10,2,12,21,20,15,105,2,3,1,1, |
2906 | 3,2,3,1,1,2,5,1,4,15,11,19,1,1,1,1,5,4,5,1,1,2,5,3,5,12,1,2,5,1,11,1,1,15,9,1,4,5,3,26,8,2,1,3,1,1,15,19,2,12,1,2,5,2,7,2,19,2,20,6,26,7,5, |
2907 | 2,2,7,34,21,13,70,2,128,1,1,2,1,1,2,1,1,3,2,2,2,15,1,4,1,3,4,42,10,6,1,49,85,8,1,2,1,1,4,4,2,3,6,1,5,7,4,3,211,4,1,2,1,2,5,1,2,4,2,2,6,5,6, |
2908 | 10,3,4,48,100,6,2,16,296,5,27,387,2,2,3,7,16,8,5,38,15,39,21,9,10,3,7,59,13,27,21,47,5,21,6 |
2909 | }; |
2910 | static ImWchar base_ranges[] = // not zero-terminated |
2911 | { |
2912 | 0x0020, 0x00FF, // Basic Latin + Latin Supplement |
2913 | 0x2000, 0x206F, // General Punctuation |
2914 | 0x3000, 0x30FF, // CJK Symbols and Punctuations, Hiragana, Katakana |
2915 | 0x31F0, 0x31FF, // Katakana Phonetic Extensions |
2916 | 0xFF00, 0xFFEF, // Half-width characters |
2917 | 0xFFFD, 0xFFFD // Invalid |
2918 | }; |
2919 | static ImWchar full_ranges[IM_ARRAYSIZE(base_ranges) + IM_ARRAYSIZE(accumulative_offsets_from_0x4E00) * 2 + 1] = { 0 }; |
2920 | if (!full_ranges[0]) |
2921 | { |
2922 | memcpy(full_ranges, base_ranges, sizeof(base_ranges)); |
2923 | UnpackAccumulativeOffsetsIntoRanges(0x4E00, accumulative_offsets_from_0x4E00, IM_ARRAYSIZE(accumulative_offsets_from_0x4E00), full_ranges + IM_ARRAYSIZE(base_ranges)); |
2924 | } |
2925 | return &full_ranges[0]; |
2926 | } |
2927 | |
2928 | const ImWchar* ImFontAtlas::GetGlyphRangesJapanese() |
2929 | { |
2930 | // 2999 ideograms code points for Japanese |
2931 | // - 2136 Joyo (meaning "for regular use" or "for common use") Kanji code points |
2932 | // - 863 Jinmeiyo (meaning "for personal name") Kanji code points |
2933 | // - Sourced from the character information database of the Information-technology Promotion Agency, Japan |
2934 | // - https://mojikiban.ipa.go.jp/mji/ |
2935 | // - Available under the terms of the Creative Commons Attribution-ShareAlike 2.1 Japan (CC BY-SA 2.1 JP). |
2936 | // - https://creativecommons.org/licenses/by-sa/2.1/jp/deed.en |
2937 | // - https://creativecommons.org/licenses/by-sa/2.1/jp/legalcode |
2938 | // - You can generate this code by the script at: |
2939 | // - https://github.com/vaiorabbit/everyday_use_kanji |
2940 | // - References: |
2941 | // - List of Joyo Kanji |
2942 | // - (Official list by the Agency for Cultural Affairs) https://www.bunka.go.jp/kokugo_nihongo/sisaku/joho/joho/kakuki/14/tosin02/index.html |
2943 | // - (Wikipedia) https://en.wikipedia.org/wiki/List_of_j%C5%8Dy%C5%8D_kanji |
2944 | // - List of Jinmeiyo Kanji |
2945 | // - (Official list by the Ministry of Justice) http://www.moj.go.jp/MINJI/minji86.html |
2946 | // - (Wikipedia) https://en.wikipedia.org/wiki/Jinmeiy%C5%8D_kanji |
2947 | // - Missing 1 Joyo Kanji: U+20B9F (Kun'yomi: Shikaru, On'yomi: Shitsu,shichi), see https://github.com/ocornut/imgui/pull/3627 for details. |
2948 | // You can use ImFontGlyphRangesBuilder to create your own ranges derived from this, by merging existing ranges or adding new characters. |
2949 | // (Stored as accumulative offsets from the initial unicode codepoint 0x4E00. This encoding is designed to helps us compact the source code size.) |
2950 | static const short accumulative_offsets_from_0x4E00[] = |
2951 | { |
2952 | 0,1,2,4,1,1,1,1,2,1,3,3,2,2,1,5,3,5,7,5,6,1,2,1,7,2,6,3,1,8,1,1,4,1,1,18,2,11,2,6,2,1,2,1,5,1,2,1,3,1,2,1,2,3,3,1,1,2,3,1,1,1,12,7,9,1,4,5,1, |
2953 | 1,2,1,10,1,1,9,2,2,4,5,6,9,3,1,1,1,1,9,3,18,5,2,2,2,2,1,6,3,7,1,1,1,1,2,2,4,2,1,23,2,10,4,3,5,2,4,10,2,4,13,1,6,1,9,3,1,1,6,6,7,6,3,1,2,11,3, |
2954 | 2,2,3,2,15,2,2,5,4,3,6,4,1,2,5,2,12,16,6,13,9,13,2,1,1,7,16,4,7,1,19,1,5,1,2,2,7,7,8,2,6,5,4,9,18,7,4,5,9,13,11,8,15,2,1,1,1,2,1,2,2,1,2,2,8, |
2955 | 2,9,3,3,1,1,4,4,1,1,1,4,9,1,4,3,5,5,2,7,5,3,4,8,2,1,13,2,3,3,1,14,1,1,4,5,1,3,6,1,5,2,1,1,3,3,3,3,1,1,2,7,6,6,7,1,4,7,6,1,1,1,1,1,12,3,3,9,5, |
2956 | 2,6,1,5,6,1,2,3,18,2,4,14,4,1,3,6,1,1,6,3,5,5,3,2,2,2,2,12,3,1,4,2,3,2,3,11,1,7,4,1,2,1,3,17,1,9,1,24,1,1,4,2,2,4,1,2,7,1,1,1,3,1,2,2,4,15,1, |
2957 | 1,2,1,1,2,1,5,2,5,20,2,5,9,1,10,8,7,6,1,1,1,1,1,1,6,2,1,2,8,1,1,1,1,5,1,1,3,1,1,1,1,3,1,1,12,4,1,3,1,1,1,1,1,10,3,1,7,5,13,1,2,3,4,6,1,1,30, |
2958 | 2,9,9,1,15,38,11,3,1,8,24,7,1,9,8,10,2,1,9,31,2,13,6,2,9,4,49,5,2,15,2,1,10,2,1,1,1,2,2,6,15,30,35,3,14,18,8,1,16,10,28,12,19,45,38,1,3,2,3, |
2959 | 13,2,1,7,3,6,5,3,4,3,1,5,7,8,1,5,3,18,5,3,6,1,21,4,24,9,24,40,3,14,3,21,3,2,1,2,4,2,3,1,15,15,6,5,1,1,3,1,5,6,1,9,7,3,3,2,1,4,3,8,21,5,16,4, |
2960 | 5,2,10,11,11,3,6,3,2,9,3,6,13,1,2,1,1,1,1,11,12,6,6,1,4,2,6,5,2,1,1,3,3,6,13,3,1,1,5,1,2,3,3,14,2,1,2,2,2,5,1,9,5,1,1,6,12,3,12,3,4,13,2,14, |
2961 | 2,8,1,17,5,1,16,4,2,2,21,8,9,6,23,20,12,25,19,9,38,8,3,21,40,25,33,13,4,3,1,4,1,2,4,1,2,5,26,2,1,1,2,1,3,6,2,1,1,1,1,1,1,2,3,1,1,1,9,2,3,1,1, |
2962 | 1,3,6,3,2,1,1,6,6,1,8,2,2,2,1,4,1,2,3,2,7,3,2,4,1,2,1,2,2,1,1,1,1,1,3,1,2,5,4,10,9,4,9,1,1,1,1,1,1,5,3,2,1,6,4,9,6,1,10,2,31,17,8,3,7,5,40,1, |
2963 | 7,7,1,6,5,2,10,7,8,4,15,39,25,6,28,47,18,10,7,1,3,1,1,2,1,1,1,3,3,3,1,1,1,3,4,2,1,4,1,3,6,10,7,8,6,2,2,1,3,3,2,5,8,7,9,12,2,15,1,1,4,1,2,1,1, |
2964 | 1,3,2,1,3,3,5,6,2,3,2,10,1,4,2,8,1,1,1,11,6,1,21,4,16,3,1,3,1,4,2,3,6,5,1,3,1,1,3,3,4,6,1,1,10,4,2,7,10,4,7,4,2,9,4,3,1,1,1,4,1,8,3,4,1,3,1, |
2965 | 6,1,4,2,1,4,7,2,1,8,1,4,5,1,1,2,2,4,6,2,7,1,10,1,1,3,4,11,10,8,21,4,6,1,3,5,2,1,2,28,5,5,2,3,13,1,2,3,1,4,2,1,5,20,3,8,11,1,3,3,3,1,8,10,9,2, |
2966 | 10,9,2,3,1,1,2,4,1,8,3,6,1,7,8,6,11,1,4,29,8,4,3,1,2,7,13,1,4,1,6,2,6,12,12,2,20,3,2,3,6,4,8,9,2,7,34,5,1,18,6,1,1,4,4,5,7,9,1,2,2,4,3,4,1,7, |
2967 | 2,2,2,6,2,3,25,5,3,6,1,4,6,7,4,2,1,4,2,13,6,4,4,3,1,5,3,4,4,3,2,1,1,4,1,2,1,1,3,1,11,1,6,3,1,7,3,6,2,8,8,6,9,3,4,11,3,2,10,12,2,5,11,1,6,4,5, |
2968 | 3,1,8,5,4,6,6,3,5,1,1,3,2,1,2,2,6,17,12,1,10,1,6,12,1,6,6,19,9,6,16,1,13,4,4,15,7,17,6,11,9,15,12,6,7,2,1,2,2,15,9,3,21,4,6,49,18,7,3,2,3,1, |
2969 | 6,8,2,2,6,2,9,1,3,6,4,4,1,2,16,2,5,2,1,6,2,3,5,3,1,2,5,1,2,1,9,3,1,8,6,4,8,11,3,1,1,1,1,3,1,13,8,4,1,3,2,2,1,4,1,11,1,5,2,1,5,2,5,8,6,1,1,7, |
2970 | 4,3,8,3,2,7,2,1,5,1,5,2,4,7,6,2,8,5,1,11,4,5,3,6,18,1,2,13,3,3,1,21,1,1,4,1,4,1,1,1,8,1,2,2,7,1,2,4,2,2,9,2,1,1,1,4,3,6,3,12,5,1,1,1,5,6,3,2, |
2971 | 4,8,2,2,4,2,7,1,8,9,5,2,3,2,1,3,2,13,7,14,6,5,1,1,2,1,4,2,23,2,1,1,6,3,1,4,1,15,3,1,7,3,9,14,1,3,1,4,1,1,5,8,1,3,8,3,8,15,11,4,14,4,4,2,5,5, |
2972 | 1,7,1,6,14,7,7,8,5,15,4,8,6,5,6,2,1,13,1,20,15,11,9,2,5,6,2,11,2,6,2,5,1,5,8,4,13,19,25,4,1,1,11,1,34,2,5,9,14,6,2,2,6,1,1,14,1,3,14,13,1,6, |
2973 | 12,21,14,14,6,32,17,8,32,9,28,1,2,4,11,8,3,1,14,2,5,15,1,1,1,1,3,6,4,1,3,4,11,3,1,1,11,30,1,5,1,4,1,5,8,1,1,3,2,4,3,17,35,2,6,12,17,3,1,6,2, |
2974 | 1,1,12,2,7,3,3,2,1,16,2,8,3,6,5,4,7,3,3,8,1,9,8,5,1,2,1,3,2,8,1,2,9,12,1,1,2,3,8,3,24,12,4,3,7,5,8,3,3,3,3,3,3,1,23,10,3,1,2,2,6,3,1,16,1,16, |
2975 | 22,3,10,4,11,6,9,7,7,3,6,2,2,2,4,10,2,1,1,2,8,7,1,6,4,1,3,3,3,5,10,12,12,2,3,12,8,15,1,1,16,6,6,1,5,9,11,4,11,4,2,6,12,1,17,5,13,1,4,9,5,1,11, |
2976 | 2,1,8,1,5,7,28,8,3,5,10,2,17,3,38,22,1,2,18,12,10,4,38,18,1,4,44,19,4,1,8,4,1,12,1,4,31,12,1,14,7,75,7,5,10,6,6,13,3,2,11,11,3,2,5,28,15,6,18, |
2977 | 18,5,6,4,3,16,1,7,18,7,36,3,5,3,1,7,1,9,1,10,7,2,4,2,6,2,9,7,4,3,32,12,3,7,10,2,23,16,3,1,12,3,31,4,11,1,3,8,9,5,1,30,15,6,12,3,2,2,11,19,9, |
2978 | 14,2,6,2,3,19,13,17,5,3,3,25,3,14,1,1,1,36,1,3,2,19,3,13,36,9,13,31,6,4,16,34,2,5,4,2,3,3,5,1,1,1,4,3,1,17,3,2,3,5,3,1,3,2,3,5,6,3,12,11,1,3, |
2979 | 1,2,26,7,12,7,2,14,3,3,7,7,11,25,25,28,16,4,36,1,2,1,6,2,1,9,3,27,17,4,3,4,13,4,1,3,2,2,1,10,4,2,4,6,3,8,2,1,18,1,1,24,2,2,4,33,2,3,63,7,1,6, |
2980 | 40,7,3,4,4,2,4,15,18,1,16,1,1,11,2,41,14,1,3,18,13,3,2,4,16,2,17,7,15,24,7,18,13,44,2,2,3,6,1,1,7,5,1,7,1,4,3,3,5,10,8,2,3,1,8,1,1,27,4,2,1, |
2981 | 12,1,2,1,10,6,1,6,7,5,2,3,7,11,5,11,3,6,6,2,3,15,4,9,1,1,2,1,2,11,2,8,12,8,5,4,2,3,1,5,2,2,1,14,1,12,11,4,1,11,17,17,4,3,2,5,5,7,3,1,5,9,9,8, |
2982 | 2,5,6,6,13,13,2,1,2,6,1,2,2,49,4,9,1,2,10,16,7,8,4,3,2,23,4,58,3,29,1,14,19,19,11,11,2,7,5,1,3,4,6,2,18,5,12,12,17,17,3,3,2,4,1,6,2,3,4,3,1, |
2983 | 1,1,1,5,1,1,9,1,3,1,3,6,1,8,1,1,2,6,4,14,3,1,4,11,4,1,3,32,1,2,4,13,4,1,2,4,2,1,3,1,11,1,4,2,1,4,4,6,3,5,1,6,5,7,6,3,23,3,5,3,5,3,3,13,3,9,10, |
2984 | 1,12,10,2,3,18,13,7,160,52,4,2,2,3,2,14,5,4,12,4,6,4,1,20,4,11,6,2,12,27,1,4,1,2,2,7,4,5,2,28,3,7,25,8,3,19,3,6,10,2,2,1,10,2,5,4,1,3,4,1,5, |
2985 | 3,2,6,9,3,6,2,16,3,3,16,4,5,5,3,2,1,2,16,15,8,2,6,21,2,4,1,22,5,8,1,1,21,11,2,1,11,11,19,13,12,4,2,3,2,3,6,1,8,11,1,4,2,9,5,2,1,11,2,9,1,1,2, |
2986 | 14,31,9,3,4,21,14,4,8,1,7,2,2,2,5,1,4,20,3,3,4,10,1,11,9,8,2,1,4,5,14,12,14,2,17,9,6,31,4,14,1,20,13,26,5,2,7,3,6,13,2,4,2,19,6,2,2,18,9,3,5, |
2987 | 12,12,14,4,6,2,3,6,9,5,22,4,5,25,6,4,8,5,2,6,27,2,35,2,16,3,7,8,8,6,6,5,9,17,2,20,6,19,2,13,3,1,1,1,4,17,12,2,14,7,1,4,18,12,38,33,2,10,1,1, |
2988 | 2,13,14,17,11,50,6,33,20,26,74,16,23,45,50,13,38,33,6,6,7,4,4,2,1,3,2,5,8,7,8,9,3,11,21,9,13,1,3,10,6,7,1,2,2,18,5,5,1,9,9,2,68,9,19,13,2,5, |
2989 | 1,4,4,7,4,13,3,9,10,21,17,3,26,2,1,5,2,4,5,4,1,7,4,7,3,4,2,1,6,1,1,20,4,1,9,2,2,1,3,3,2,3,2,1,1,1,20,2,3,1,6,2,3,6,2,4,8,1,3,2,10,3,5,3,4,4, |
2990 | 3,4,16,1,6,1,10,2,4,2,1,1,2,10,11,2,2,3,1,24,31,4,10,10,2,5,12,16,164,15,4,16,7,9,15,19,17,1,2,1,1,5,1,1,1,1,1,3,1,4,3,1,3,1,3,1,2,1,1,3,3,7, |
2991 | 2,8,1,2,2,2,1,3,4,3,7,8,12,92,2,10,3,1,3,14,5,25,16,42,4,7,7,4,2,21,5,27,26,27,21,25,30,31,2,1,5,13,3,22,5,6,6,11,9,12,1,5,9,7,5,5,22,60,3,5, |
2992 | 13,1,1,8,1,1,3,3,2,1,9,3,3,18,4,1,2,3,7,6,3,1,2,3,9,1,3,1,3,2,1,3,1,1,1,2,1,11,3,1,6,9,1,3,2,3,1,2,1,5,1,1,4,3,4,1,2,2,4,4,1,7,2,1,2,2,3,5,13, |
2993 | 18,3,4,14,9,9,4,16,3,7,5,8,2,6,48,28,3,1,1,4,2,14,8,2,9,2,1,15,2,4,3,2,10,16,12,8,7,1,1,3,1,1,1,2,7,4,1,6,4,38,39,16,23,7,15,15,3,2,12,7,21, |
2994 | 37,27,6,5,4,8,2,10,8,8,6,5,1,2,1,3,24,1,16,17,9,23,10,17,6,1,51,55,44,13,294,9,3,6,2,4,2,2,15,1,1,1,13,21,17,68,14,8,9,4,1,4,9,3,11,7,1,1,1, |
2995 | 5,6,3,2,1,1,1,2,3,8,1,2,2,4,1,5,5,2,1,4,3,7,13,4,1,4,1,3,1,1,1,5,5,10,1,6,1,5,2,1,5,2,4,1,4,5,7,3,18,2,9,11,32,4,3,3,2,4,7,11,16,9,11,8,13,38, |
2996 | 32,8,4,2,1,1,2,1,2,4,4,1,1,1,4,1,21,3,11,1,16,1,1,6,1,3,2,4,9,8,57,7,44,1,3,3,13,3,10,1,1,7,5,2,7,21,47,63,3,15,4,7,1,16,1,1,2,8,2,3,42,15,4, |
2997 | 1,29,7,22,10,3,78,16,12,20,18,4,67,11,5,1,3,15,6,21,31,32,27,18,13,71,35,5,142,4,10,1,2,50,19,33,16,35,37,16,19,27,7,1,133,19,1,4,8,7,20,1,4, |
2998 | 4,1,10,3,1,6,1,2,51,5,40,15,24,43,22928,11,1,13,154,70,3,1,1,7,4,10,1,2,1,1,2,1,2,1,2,2,1,1,2,1,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,2,1,1,1, |
2999 | 3,2,1,1,1,1,2,1,1, |
3000 | }; |
3001 | static ImWchar base_ranges[] = // not zero-terminated |
3002 | { |
3003 | 0x0020, 0x00FF, // Basic Latin + Latin Supplement |
3004 | 0x3000, 0x30FF, // CJK Symbols and Punctuations, Hiragana, Katakana |
3005 | 0x31F0, 0x31FF, // Katakana Phonetic Extensions |
3006 | 0xFF00, 0xFFEF, // Half-width characters |
3007 | 0xFFFD, 0xFFFD // Invalid |
3008 | }; |
3009 | static ImWchar full_ranges[IM_ARRAYSIZE(base_ranges) + IM_ARRAYSIZE(accumulative_offsets_from_0x4E00)*2 + 1] = { 0 }; |
3010 | if (!full_ranges[0]) |
3011 | { |
3012 | memcpy(full_ranges, base_ranges, sizeof(base_ranges)); |
3013 | UnpackAccumulativeOffsetsIntoRanges(0x4E00, accumulative_offsets_from_0x4E00, IM_ARRAYSIZE(accumulative_offsets_from_0x4E00), full_ranges + IM_ARRAYSIZE(base_ranges)); |
3014 | } |
3015 | return &full_ranges[0]; |
3016 | } |
3017 | |
3018 | const ImWchar* ImFontAtlas::GetGlyphRangesCyrillic() |
3019 | { |
3020 | static const ImWchar ranges[] = |
3021 | { |
3022 | 0x0020, 0x00FF, // Basic Latin + Latin Supplement |
3023 | 0x0400, 0x052F, // Cyrillic + Cyrillic Supplement |
3024 | 0x2DE0, 0x2DFF, // Cyrillic Extended-A |
3025 | 0xA640, 0xA69F, // Cyrillic Extended-B |
3026 | 0, |
3027 | }; |
3028 | return &ranges[0]; |
3029 | } |
3030 | |
3031 | const ImWchar* ImFontAtlas::GetGlyphRangesThai() |
3032 | { |
3033 | static const ImWchar ranges[] = |
3034 | { |
3035 | 0x0020, 0x00FF, // Basic Latin |
3036 | 0x2010, 0x205E, // Punctuations |
3037 | 0x0E00, 0x0E7F, // Thai |
3038 | 0, |
3039 | }; |
3040 | return &ranges[0]; |
3041 | } |
3042 | |
3043 | const ImWchar* ImFontAtlas::GetGlyphRangesVietnamese() |
3044 | { |
3045 | static const ImWchar ranges[] = |
3046 | { |
3047 | 0x0020, 0x00FF, // Basic Latin |
3048 | 0x0102, 0x0103, |
3049 | 0x0110, 0x0111, |
3050 | 0x0128, 0x0129, |
3051 | 0x0168, 0x0169, |
3052 | 0x01A0, 0x01A1, |
3053 | 0x01AF, 0x01B0, |
3054 | 0x1EA0, 0x1EF9, |
3055 | 0, |
3056 | }; |
3057 | return &ranges[0]; |
3058 | } |
3059 | |
3060 | //----------------------------------------------------------------------------- |
3061 | // [SECTION] ImFontGlyphRangesBuilder |
3062 | //----------------------------------------------------------------------------- |
3063 | |
3064 | void ImFontGlyphRangesBuilder::AddText(const char* text, const char* text_end) |
3065 | { |
3066 | while (text_end ? (text < text_end) : *text) |
3067 | { |
3068 | unsigned int c = 0; |
3069 | int c_len = ImTextCharFromUtf8(&c, text, text_end); |
3070 | text += c_len; |
3071 | if (c_len == 0) |
3072 | break; |
3073 | AddChar((ImWchar)c); |
3074 | } |
3075 | } |
3076 | |
3077 | void ImFontGlyphRangesBuilder::AddRanges(const ImWchar* ranges) |
3078 | { |
3079 | for (; ranges[0]; ranges += 2) |
3080 | for (ImWchar c = ranges[0]; c <= ranges[1]; c++) |
3081 | AddChar(c); |
3082 | } |
3083 | |
3084 | void ImFontGlyphRangesBuilder::BuildRanges(ImVector<ImWchar>* out_ranges) |
3085 | { |
3086 | const int max_codepoint = IM_UNICODE_CODEPOINT_MAX; |
3087 | for (int n = 0; n <= max_codepoint; n++) |
3088 | if (GetBit(n)) |
3089 | { |
3090 | out_ranges->push_back((ImWchar)n); |
3091 | while (n < max_codepoint && GetBit(n + 1)) |
3092 | n++; |
3093 | out_ranges->push_back((ImWchar)n); |
3094 | } |
3095 | out_ranges->push_back(0); |
3096 | } |
3097 | |
3098 | //----------------------------------------------------------------------------- |
3099 | // [SECTION] ImFont |
3100 | //----------------------------------------------------------------------------- |
3101 | |
3102 | ImFont::ImFont() |
3103 | { |
3104 | FontSize = 0.0f; |
3105 | FallbackAdvanceX = 0.0f; |
3106 | FallbackChar = (ImWchar)-1; |
3107 | EllipsisChar = (ImWchar)-1; |
3108 | DotChar = (ImWchar)-1; |
3109 | FallbackGlyph = NULL; |
3110 | ContainerAtlas = NULL; |
3111 | ConfigData = NULL; |
3112 | ConfigDataCount = 0; |
3113 | DirtyLookupTables = false; |
3114 | Scale = 1.0f; |
3115 | Ascent = Descent = 0.0f; |
3116 | MetricsTotalSurface = 0; |
3117 | memset(Used4kPagesMap, 0, sizeof(Used4kPagesMap)); |
3118 | } |
3119 | |
3120 | ImFont::~ImFont() |
3121 | { |
3122 | ClearOutputData(); |
3123 | } |
3124 | |
3125 | void ImFont::ClearOutputData() |
3126 | { |
3127 | FontSize = 0.0f; |
3128 | FallbackAdvanceX = 0.0f; |
3129 | Glyphs.clear(); |
3130 | IndexAdvanceX.clear(); |
3131 | IndexLookup.clear(); |
3132 | FallbackGlyph = NULL; |
3133 | ContainerAtlas = NULL; |
3134 | DirtyLookupTables = true; |
3135 | Ascent = Descent = 0.0f; |
3136 | MetricsTotalSurface = 0; |
3137 | } |
3138 | |
3139 | static ImWchar FindFirstExistingGlyph(ImFont* font, const ImWchar* candidate_chars, int candidate_chars_count) |
3140 | { |
3141 | for (int n = 0; n < candidate_chars_count; n++) |
3142 | if (font->FindGlyphNoFallback(candidate_chars[n]) != NULL) |
3143 | return candidate_chars[n]; |
3144 | return (ImWchar)-1; |
3145 | } |
3146 | |
3147 | void ImFont::BuildLookupTable() |
3148 | { |
3149 | int max_codepoint = 0; |
3150 | for (int i = 0; i != Glyphs.Size; i++) |
3151 | max_codepoint = ImMax(max_codepoint, (int)Glyphs[i].Codepoint); |
3152 | |
3153 | // Build lookup table |
3154 | IM_ASSERT(Glyphs.Size < 0xFFFF); // -1 is reserved |
3155 | IndexAdvanceX.clear(); |
3156 | IndexLookup.clear(); |
3157 | DirtyLookupTables = false; |
3158 | memset(Used4kPagesMap, 0, sizeof(Used4kPagesMap)); |
3159 | GrowIndex(max_codepoint + 1); |
3160 | for (int i = 0; i < Glyphs.Size; i++) |
3161 | { |
3162 | int codepoint = (int)Glyphs[i].Codepoint; |
3163 | IndexAdvanceX[codepoint] = Glyphs[i].AdvanceX; |
3164 | IndexLookup[codepoint] = (ImWchar)i; |
3165 | |
3166 | // Mark 4K page as used |
3167 | const int page_n = codepoint / 4096; |
3168 | Used4kPagesMap[page_n >> 3] |= 1 << (page_n & 7); |
3169 | } |
3170 | |
3171 | // Create a glyph to handle TAB |
3172 | // FIXME: Needs proper TAB handling but it needs to be contextualized (or we could arbitrary say that each string starts at "column 0" ?) |
3173 | if (FindGlyph((ImWchar)' ')) |
3174 | { |
3175 | if (Glyphs.back().Codepoint != '\t') // So we can call this function multiple times (FIXME: Flaky) |
3176 | Glyphs.resize(Glyphs.Size + 1); |
3177 | ImFontGlyph& tab_glyph = Glyphs.back(); |
3178 | tab_glyph = *FindGlyph((ImWchar)' '); |
3179 | tab_glyph.Codepoint = '\t'; |
3180 | tab_glyph.AdvanceX *= IM_TABSIZE; |
3181 | IndexAdvanceX[(int)tab_glyph.Codepoint] = (float)tab_glyph.AdvanceX; |
3182 | IndexLookup[(int)tab_glyph.Codepoint] = (ImWchar)(Glyphs.Size - 1); |
3183 | } |
3184 | |
3185 | // Mark special glyphs as not visible (note that AddGlyph already mark as non-visible glyphs with zero-size polygons) |
3186 | SetGlyphVisible((ImWchar)' ', false); |
3187 | SetGlyphVisible((ImWchar)'\t', false); |
3188 | |
3189 | // Ellipsis character is required for rendering elided text. We prefer using U+2026 (horizontal ellipsis). |
3190 | // However some old fonts may contain ellipsis at U+0085. Here we auto-detect most suitable ellipsis character. |
3191 | // FIXME: Note that 0x2026 is rarely included in our font ranges. Because of this we are more likely to use three individual dots. |
3192 | const ImWchar ellipsis_chars[] = { (ImWchar)0x2026, (ImWchar)0x0085 }; |
3193 | const ImWchar dots_chars[] = { (ImWchar)'.', (ImWchar)0xFF0E }; |
3194 | if (EllipsisChar == (ImWchar)-1) |
3195 | EllipsisChar = FindFirstExistingGlyph(this, ellipsis_chars, IM_ARRAYSIZE(ellipsis_chars)); |
3196 | if (DotChar == (ImWchar)-1) |
3197 | DotChar = FindFirstExistingGlyph(this, dots_chars, IM_ARRAYSIZE(dots_chars)); |
3198 | |
3199 | // Setup fallback character |
3200 | const ImWchar fallback_chars[] = { (ImWchar)IM_UNICODE_CODEPOINT_INVALID, (ImWchar)'?', (ImWchar)' ' }; |
3201 | FallbackGlyph = FindGlyphNoFallback(FallbackChar); |
3202 | if (FallbackGlyph == NULL) |
3203 | { |
3204 | FallbackChar = FindFirstExistingGlyph(this, fallback_chars, IM_ARRAYSIZE(fallback_chars)); |
3205 | FallbackGlyph = FindGlyphNoFallback(FallbackChar); |
3206 | if (FallbackGlyph == NULL) |
3207 | { |
3208 | FallbackGlyph = &Glyphs.back(); |
3209 | FallbackChar = (ImWchar)FallbackGlyph->Codepoint; |
3210 | } |
3211 | } |
3212 | |
3213 | FallbackAdvanceX = FallbackGlyph->AdvanceX; |
3214 | for (int i = 0; i < max_codepoint + 1; i++) |
3215 | if (IndexAdvanceX[i] < 0.0f) |
3216 | IndexAdvanceX[i] = FallbackAdvanceX; |
3217 | } |
3218 | |
3219 | // API is designed this way to avoid exposing the 4K page size |
3220 | // e.g. use with IsGlyphRangeUnused(0, 255) |
3221 | bool ImFont::IsGlyphRangeUnused(unsigned int c_begin, unsigned int c_last) |
3222 | { |
3223 | unsigned int page_begin = (c_begin / 4096); |
3224 | unsigned int page_last = (c_last / 4096); |
3225 | for (unsigned int page_n = page_begin; page_n <= page_last; page_n++) |
3226 | if ((page_n >> 3) < sizeof(Used4kPagesMap)) |
3227 | if (Used4kPagesMap[page_n >> 3] & (1 << (page_n & 7))) |
3228 | return false; |
3229 | return true; |
3230 | } |
3231 | |
3232 | void ImFont::SetGlyphVisible(ImWchar c, bool visible) |
3233 | { |
3234 | if (ImFontGlyph* glyph = (ImFontGlyph*)(void*)FindGlyph((ImWchar)c)) |
3235 | glyph->Visible = visible ? 1 : 0; |
3236 | } |
3237 | |
3238 | void ImFont::GrowIndex(int new_size) |
3239 | { |
3240 | IM_ASSERT(IndexAdvanceX.Size == IndexLookup.Size); |
3241 | if (new_size <= IndexLookup.Size) |
3242 | return; |
3243 | IndexAdvanceX.resize(new_size, -1.0f); |
3244 | IndexLookup.resize(new_size, (ImWchar)-1); |
3245 | } |
3246 | |
3247 | // x0/y0/x1/y1 are offset from the character upper-left layout position, in pixels. Therefore x0/y0 are often fairly close to zero. |
3248 | // Not to be mistaken with texture coordinates, which are held by u0/v0/u1/v1 in normalized format (0.0..1.0 on each texture axis). |
3249 | // 'cfg' is not necessarily == 'this->ConfigData' because multiple source fonts+configs can be used to build one target font. |
3250 | void ImFont::AddGlyph(const ImFontConfig* cfg, ImWchar codepoint, float x0, float y0, float x1, float y1, float u0, float v0, float u1, float v1, float advance_x) |
3251 | { |
3252 | if (cfg != NULL) |
3253 | { |
3254 | // Clamp & recenter if needed |
3255 | const float advance_x_original = advance_x; |
3256 | advance_x = ImClamp(advance_x, cfg->GlyphMinAdvanceX, cfg->GlyphMaxAdvanceX); |
3257 | if (advance_x != advance_x_original) |
3258 | { |
3259 | float char_off_x = cfg->PixelSnapH ? ImFloor((advance_x - advance_x_original) * 0.5f) : (advance_x - advance_x_original) * 0.5f; |
3260 | x0 += char_off_x; |
3261 | x1 += char_off_x; |
3262 | } |
3263 | |
3264 | // Snap to pixel |
3265 | if (cfg->PixelSnapH) |
3266 | advance_x = IM_ROUND(advance_x); |
3267 | |
3268 | // Bake spacing |
3269 | advance_x += cfg->GlyphExtraSpacing.x; |
3270 | } |
3271 | |
3272 | Glyphs.resize(Glyphs.Size + 1); |
3273 | ImFontGlyph& glyph = Glyphs.back(); |
3274 | glyph.Codepoint = (unsigned int)codepoint; |
3275 | glyph.Visible = (x0 != x1) && (y0 != y1); |
3276 | glyph.Colored = false; |
3277 | glyph.X0 = x0; |
3278 | glyph.Y0 = y0; |
3279 | glyph.X1 = x1; |
3280 | glyph.Y1 = y1; |
3281 | glyph.U0 = u0; |
3282 | glyph.V0 = v0; |
3283 | glyph.U1 = u1; |
3284 | glyph.V1 = v1; |
3285 | glyph.AdvanceX = advance_x; |
3286 | |
3287 | // Compute rough surface usage metrics (+1 to account for average padding, +0.99 to round) |
3288 | // We use (U1-U0)*TexWidth instead of X1-X0 to account for oversampling. |
3289 | float pad = ContainerAtlas->TexGlyphPadding + 0.99f; |
3290 | DirtyLookupTables = true; |
3291 | MetricsTotalSurface += (int)((glyph.U1 - glyph.U0) * ContainerAtlas->TexWidth + pad) * (int)((glyph.V1 - glyph.V0) * ContainerAtlas->TexHeight + pad); |
3292 | } |
3293 | |
3294 | void ImFont::AddRemapChar(ImWchar dst, ImWchar src, bool overwrite_dst) |
3295 | { |
3296 | IM_ASSERT(IndexLookup.Size > 0); // Currently this can only be called AFTER the font has been built, aka after calling ImFontAtlas::GetTexDataAs*() function. |
3297 | unsigned int index_size = (unsigned int)IndexLookup.Size; |
3298 | |
3299 | if (dst < index_size && IndexLookup.Data[dst] == (ImWchar)-1 && !overwrite_dst) // 'dst' already exists |
3300 | return; |
3301 | if (src >= index_size && dst >= index_size) // both 'dst' and 'src' don't exist -> no-op |
3302 | return; |
3303 | |
3304 | GrowIndex(dst + 1); |
3305 | IndexLookup[dst] = (src < index_size) ? IndexLookup.Data[src] : (ImWchar)-1; |
3306 | IndexAdvanceX[dst] = (src < index_size) ? IndexAdvanceX.Data[src] : 1.0f; |
3307 | } |
3308 | |
3309 | const ImFontGlyph* ImFont::FindGlyph(ImWchar c) const |
3310 | { |
3311 | if (c >= (size_t)IndexLookup.Size) |
3312 | return FallbackGlyph; |
3313 | const ImWchar i = IndexLookup.Data[c]; |
3314 | if (i == (ImWchar)-1) |
3315 | return FallbackGlyph; |
3316 | return &Glyphs.Data[i]; |
3317 | } |
3318 | |
3319 | const ImFontGlyph* ImFont::FindGlyphNoFallback(ImWchar c) const |
3320 | { |
3321 | if (c >= (size_t)IndexLookup.Size) |
3322 | return NULL; |
3323 | const ImWchar i = IndexLookup.Data[c]; |
3324 | if (i == (ImWchar)-1) |
3325 | return NULL; |
3326 | return &Glyphs.Data[i]; |
3327 | } |
3328 | |
3329 | const char* ImFont::CalcWordWrapPositionA(float scale, const char* text, const char* text_end, float wrap_width) const |
3330 | { |
3331 | // Simple word-wrapping for English, not full-featured. Please submit failing cases! |
3332 | // FIXME: Much possible improvements (don't cut things like "word !", "word!!!" but cut within "word,,,,", more sensible support for punctuations, support for Unicode punctuations, etc.) |
3333 | |
3334 | // For references, possible wrap point marked with ^ |
3335 | // "aaa bbb, ccc,ddd. eee fff. ggg!" |
3336 | // ^ ^ ^ ^ ^__ ^ ^ |
3337 | |
3338 | // List of hardcoded separators: .,;!?'" |
3339 | |
3340 | // Skip extra blanks after a line returns (that includes not counting them in width computation) |
3341 | // e.g. "Hello world" --> "Hello" "World" |
3342 | |
3343 | // Cut words that cannot possibly fit within one line. |
3344 | // e.g.: "The tropical fish" with ~5 characters worth of width --> "The tr" "opical" "fish" |
3345 | |
3346 | float line_width = 0.0f; |
3347 | float word_width = 0.0f; |
3348 | float blank_width = 0.0f; |
3349 | wrap_width /= scale; // We work with unscaled widths to avoid scaling every characters |
3350 | |
3351 | const char* word_end = text; |
3352 | const char* prev_word_end = NULL; |
3353 | bool inside_word = true; |
3354 | |
3355 | const char* s = text; |
3356 | while (s < text_end) |
3357 | { |
3358 | unsigned int c = (unsigned int)*s; |
3359 | const char* next_s; |
3360 | if (c < 0x80) |
3361 | next_s = s + 1; |
3362 | else |
3363 | next_s = s + ImTextCharFromUtf8(&c, s, text_end); |
3364 | if (c == 0) |
3365 | break; |
3366 | |
3367 | if (c < 32) |
3368 | { |
3369 | if (c == '\n') |
3370 | { |
3371 | line_width = word_width = blank_width = 0.0f; |
3372 | inside_word = true; |
3373 | s = next_s; |
3374 | continue; |
3375 | } |
3376 | if (c == '\r') |
3377 | { |
3378 | s = next_s; |
3379 | continue; |
3380 | } |
3381 | } |
3382 | |
3383 | const float char_width = ((int)c < IndexAdvanceX.Size ? IndexAdvanceX.Data[c] : FallbackAdvanceX); |
3384 | if (ImCharIsBlankW(c)) |
3385 | { |
3386 | if (inside_word) |
3387 | { |
3388 | line_width += blank_width; |
3389 | blank_width = 0.0f; |
3390 | word_end = s; |
3391 | } |
3392 | blank_width += char_width; |
3393 | inside_word = false; |
3394 | } |
3395 | else |
3396 | { |
3397 | word_width += char_width; |
3398 | if (inside_word) |
3399 | { |
3400 | word_end = next_s; |
3401 | } |
3402 | else |
3403 | { |
3404 | prev_word_end = word_end; |
3405 | line_width += word_width + blank_width; |
3406 | word_width = blank_width = 0.0f; |
3407 | } |
3408 | |
3409 | // Allow wrapping after punctuation. |
3410 | inside_word = (c != '.' && c != ',' && c != ';' && c != '!' && c != '?' && c != '\"'); |
3411 | } |
3412 | |
3413 | // We ignore blank width at the end of the line (they can be skipped) |
3414 | if (line_width + word_width > wrap_width) |
3415 | { |
3416 | // Words that cannot possibly fit within an entire line will be cut anywhere. |
3417 | if (word_width < wrap_width) |
3418 | s = prev_word_end ? prev_word_end : word_end; |
3419 | break; |
3420 | } |
3421 | |
3422 | s = next_s; |
3423 | } |
3424 | |
3425 | return s; |
3426 | } |
3427 | |
3428 | ImVec2 ImFont::CalcTextSizeA(float size, float max_width, float wrap_width, const char* text_begin, const char* text_end, const char** remaining) const |
3429 | { |
3430 | if (!text_end) |
3431 | text_end = text_begin + strlen(text_begin); // FIXME-OPT: Need to avoid this. |
3432 | |
3433 | const float line_height = size; |
3434 | const float scale = size / FontSize; |
3435 | |
3436 | ImVec2 text_size = ImVec2(0, 0); |
3437 | float line_width = 0.0f; |
3438 | |
3439 | const bool word_wrap_enabled = (wrap_width > 0.0f); |
3440 | const char* word_wrap_eol = NULL; |
3441 | |
3442 | const char* s = text_begin; |
3443 | while (s < text_end) |
3444 | { |
3445 | if (word_wrap_enabled) |
3446 | { |
3447 | // Calculate how far we can render. Requires two passes on the string data but keeps the code simple and not intrusive for what's essentially an uncommon feature. |
3448 | if (!word_wrap_eol) |
3449 | { |
3450 | word_wrap_eol = CalcWordWrapPositionA(scale, s, text_end, wrap_width - line_width); |
3451 | if (word_wrap_eol == s) // Wrap_width is too small to fit anything. Force displaying 1 character to minimize the height discontinuity. |
3452 | word_wrap_eol++; // +1 may not be a character start point in UTF-8 but it's ok because we use s >= word_wrap_eol below |
3453 | } |
3454 | |
3455 | if (s >= word_wrap_eol) |
3456 | { |
3457 | if (text_size.x < line_width) |
3458 | text_size.x = line_width; |
3459 | text_size.y += line_height; |
3460 | line_width = 0.0f; |
3461 | word_wrap_eol = NULL; |
3462 | |
3463 | // Wrapping skips upcoming blanks |
3464 | while (s < text_end) |
3465 | { |
3466 | const char c = *s; |
3467 | if (ImCharIsBlankA(c)) { s++; } else if (c == '\n') { s++; break; } else { break; } |
3468 | } |
3469 | continue; |
3470 | } |
3471 | } |
3472 | |
3473 | // Decode and advance source |
3474 | const char* prev_s = s; |
3475 | unsigned int c = (unsigned int)*s; |
3476 | if (c < 0x80) |
3477 | { |
3478 | s += 1; |
3479 | } |
3480 | else |
3481 | { |
3482 | s += ImTextCharFromUtf8(&c, s, text_end); |
3483 | if (c == 0) // Malformed UTF-8? |
3484 | break; |
3485 | } |
3486 | |
3487 | if (c < 32) |
3488 | { |
3489 | if (c == '\n') |
3490 | { |
3491 | text_size.x = ImMax(text_size.x, line_width); |
3492 | text_size.y += line_height; |
3493 | line_width = 0.0f; |
3494 | continue; |
3495 | } |
3496 | if (c == '\r') |
3497 | continue; |
3498 | } |
3499 | |
3500 | const float char_width = ((int)c < IndexAdvanceX.Size ? IndexAdvanceX.Data[c] : FallbackAdvanceX) * scale; |
3501 | if (line_width + char_width >= max_width) |
3502 | { |
3503 | s = prev_s; |
3504 | break; |
3505 | } |
3506 | |
3507 | line_width += char_width; |
3508 | } |
3509 | |
3510 | if (text_size.x < line_width) |
3511 | text_size.x = line_width; |
3512 | |
3513 | if (line_width > 0 || text_size.y == 0.0f) |
3514 | text_size.y += line_height; |
3515 | |
3516 | if (remaining) |
3517 | *remaining = s; |
3518 | |
3519 | return text_size; |
3520 | } |
3521 | |
3522 | // Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound. |
3523 | void ImFont::RenderChar(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col, ImWchar c) const |
3524 | { |
3525 | const ImFontGlyph* glyph = FindGlyph(c); |
3526 | if (!glyph || !glyph->Visible) |
3527 | return; |
3528 | if (glyph->Colored) |
3529 | col |= ~IM_COL32_A_MASK; |
3530 | float scale = (size >= 0.0f) ? (size / FontSize) : 1.0f; |
3531 | pos.x = IM_FLOOR(pos.x); |
3532 | pos.y = IM_FLOOR(pos.y); |
3533 | draw_list->PrimReserve(6, 4); |
3534 | draw_list->PrimRectUV(ImVec2(pos.x + glyph->X0 * scale, pos.y + glyph->Y0 * scale), ImVec2(pos.x + glyph->X1 * scale, pos.y + glyph->Y1 * scale), ImVec2(glyph->U0, glyph->V0), ImVec2(glyph->U1, glyph->V1), col); |
3535 | } |
3536 | |
3537 | // Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound. |
3538 | void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col, const ImVec4& clip_rect, const char* text_begin, const char* text_end, float wrap_width, bool cpu_fine_clip) const |
3539 | { |
3540 | if (!text_end) |
3541 | text_end = text_begin + strlen(text_begin); // ImGui:: functions generally already provides a valid text_end, so this is merely to handle direct calls. |
3542 | |
3543 | // Align to be pixel perfect |
3544 | pos.x = IM_FLOOR(pos.x); |
3545 | pos.y = IM_FLOOR(pos.y); |
3546 | float x = pos.x; |
3547 | float y = pos.y; |
3548 | if (y > clip_rect.w) |
3549 | return; |
3550 | |
3551 | const float scale = size / FontSize; |
3552 | const float line_height = FontSize * scale; |
3553 | const bool word_wrap_enabled = (wrap_width > 0.0f); |
3554 | const char* word_wrap_eol = NULL; |
3555 | |
3556 | // Fast-forward to first visible line |
3557 | const char* s = text_begin; |
3558 | if (y + line_height < clip_rect.y && !word_wrap_enabled) |
3559 | while (y + line_height < clip_rect.y && s < text_end) |
3560 | { |
3561 | s = (const char*)memchr(s, '\n', text_end - s); |
3562 | s = s ? s + 1 : text_end; |
3563 | y += line_height; |
3564 | } |
3565 | |
3566 | // For large text, scan for the last visible line in order to avoid over-reserving in the call to PrimReserve() |
3567 | // Note that very large horizontal line will still be affected by the issue (e.g. a one megabyte string buffer without a newline will likely crash atm) |
3568 | if (text_end - s > 10000 && !word_wrap_enabled) |
3569 | { |
3570 | const char* s_end = s; |
3571 | float y_end = y; |
3572 | while (y_end < clip_rect.w && s_end < text_end) |
3573 | { |
3574 | s_end = (const char*)memchr(s_end, '\n', text_end - s_end); |
3575 | s_end = s_end ? s_end + 1 : text_end; |
3576 | y_end += line_height; |
3577 | } |
3578 | text_end = s_end; |
3579 | } |
3580 | if (s == text_end) |
3581 | return; |
3582 | |
3583 | // Reserve vertices for remaining worse case (over-reserving is useful and easily amortized) |
3584 | const int vtx_count_max = (int)(text_end - s) * 4; |
3585 | const int idx_count_max = (int)(text_end - s) * 6; |
3586 | const int idx_expected_size = draw_list->IdxBuffer.Size + idx_count_max; |
3587 | draw_list->PrimReserve(idx_count_max, vtx_count_max); |
3588 | |
3589 | ImDrawVert* vtx_write = draw_list->_VtxWritePtr; |
3590 | ImDrawIdx* idx_write = draw_list->_IdxWritePtr; |
3591 | unsigned int vtx_current_idx = draw_list->_VtxCurrentIdx; |
3592 | |
3593 | const ImU32 col_untinted = col | ~IM_COL32_A_MASK; |
3594 | |
3595 | while (s < text_end) |
3596 | { |
3597 | if (word_wrap_enabled) |
3598 | { |
3599 | // Calculate how far we can render. Requires two passes on the string data but keeps the code simple and not intrusive for what's essentially an uncommon feature. |
3600 | if (!word_wrap_eol) |
3601 | { |
3602 | word_wrap_eol = CalcWordWrapPositionA(scale, s, text_end, wrap_width - (x - pos.x)); |
3603 | if (word_wrap_eol == s) // Wrap_width is too small to fit anything. Force displaying 1 character to minimize the height discontinuity. |
3604 | word_wrap_eol++; // +1 may not be a character start point in UTF-8 but it's ok because we use s >= word_wrap_eol below |
3605 | } |
3606 | |
3607 | if (s >= word_wrap_eol) |
3608 | { |
3609 | x = pos.x; |
3610 | y += line_height; |
3611 | word_wrap_eol = NULL; |
3612 | |
3613 | // Wrapping skips upcoming blanks |
3614 | while (s < text_end) |
3615 | { |
3616 | const char c = *s; |
3617 | if (ImCharIsBlankA(c)) { s++; } else if (c == '\n') { s++; break; } else { break; } |
3618 | } |
3619 | continue; |
3620 | } |
3621 | } |
3622 | |
3623 | // Decode and advance source |
3624 | unsigned int c = (unsigned int)*s; |
3625 | if (c < 0x80) |
3626 | { |
3627 | s += 1; |
3628 | } |
3629 | else |
3630 | { |
3631 | s += ImTextCharFromUtf8(&c, s, text_end); |
3632 | if (c == 0) // Malformed UTF-8? |
3633 | break; |
3634 | } |
3635 | |
3636 | if (c < 32) |
3637 | { |
3638 | if (c == '\n') |
3639 | { |
3640 | x = pos.x; |
3641 | y += line_height; |
3642 | if (y > clip_rect.w) |
3643 | break; // break out of main loop |
3644 | continue; |
3645 | } |
3646 | if (c == '\r') |
3647 | continue; |
3648 | } |
3649 | |
3650 | const ImFontGlyph* glyph = FindGlyph((ImWchar)c); |
3651 | if (glyph == NULL) |
3652 | continue; |
3653 | |
3654 | float char_width = glyph->AdvanceX * scale; |
3655 | if (glyph->Visible) |
3656 | { |
3657 | // We don't do a second finer clipping test on the Y axis as we've already skipped anything before clip_rect.y and exit once we pass clip_rect.w |
3658 | float x1 = x + glyph->X0 * scale; |
3659 | float x2 = x + glyph->X1 * scale; |
3660 | float y1 = y + glyph->Y0 * scale; |
3661 | float y2 = y + glyph->Y1 * scale; |
3662 | if (x1 <= clip_rect.z && x2 >= clip_rect.x) |
3663 | { |
3664 | // Render a character |
3665 | float u1 = glyph->U0; |
3666 | float v1 = glyph->V0; |
3667 | float u2 = glyph->U1; |
3668 | float v2 = glyph->V1; |
3669 | |
3670 | // CPU side clipping used to fit text in their frame when the frame is too small. Only does clipping for axis aligned quads. |
3671 | if (cpu_fine_clip) |
3672 | { |
3673 | if (x1 < clip_rect.x) |
3674 | { |
3675 | u1 = u1 + (1.0f - (x2 - clip_rect.x) / (x2 - x1)) * (u2 - u1); |
3676 | x1 = clip_rect.x; |
3677 | } |
3678 | if (y1 < clip_rect.y) |
3679 | { |
3680 | v1 = v1 + (1.0f - (y2 - clip_rect.y) / (y2 - y1)) * (v2 - v1); |
3681 | y1 = clip_rect.y; |
3682 | } |
3683 | if (x2 > clip_rect.z) |
3684 | { |
3685 | u2 = u1 + ((clip_rect.z - x1) / (x2 - x1)) * (u2 - u1); |
3686 | x2 = clip_rect.z; |
3687 | } |
3688 | if (y2 > clip_rect.w) |
3689 | { |
3690 | v2 = v1 + ((clip_rect.w - y1) / (y2 - y1)) * (v2 - v1); |
3691 | y2 = clip_rect.w; |
3692 | } |
3693 | if (y1 >= y2) |
3694 | { |
3695 | x += char_width; |
3696 | continue; |
3697 | } |
3698 | } |
3699 | |
3700 | // Support for untinted glyphs |
3701 | ImU32 glyph_col = glyph->Colored ? col_untinted : col; |
3702 | |
3703 | // We are NOT calling PrimRectUV() here because non-inlined causes too much overhead in a debug builds. Inlined here: |
3704 | { |
3705 | idx_write[0] = (ImDrawIdx)(vtx_current_idx); idx_write[1] = (ImDrawIdx)(vtx_current_idx+1); idx_write[2] = (ImDrawIdx)(vtx_current_idx+2); |
3706 | idx_write[3] = (ImDrawIdx)(vtx_current_idx); idx_write[4] = (ImDrawIdx)(vtx_current_idx+2); idx_write[5] = (ImDrawIdx)(vtx_current_idx+3); |
3707 | vtx_write[0].pos.x = x1; vtx_write[0].pos.y = y1; vtx_write[0].col = glyph_col; vtx_write[0].uv.x = u1; vtx_write[0].uv.y = v1; |
3708 | vtx_write[1].pos.x = x2; vtx_write[1].pos.y = y1; vtx_write[1].col = glyph_col; vtx_write[1].uv.x = u2; vtx_write[1].uv.y = v1; |
3709 | vtx_write[2].pos.x = x2; vtx_write[2].pos.y = y2; vtx_write[2].col = glyph_col; vtx_write[2].uv.x = u2; vtx_write[2].uv.y = v2; |
3710 | vtx_write[3].pos.x = x1; vtx_write[3].pos.y = y2; vtx_write[3].col = glyph_col; vtx_write[3].uv.x = u1; vtx_write[3].uv.y = v2; |
3711 | vtx_write += 4; |
3712 | vtx_current_idx += 4; |
3713 | idx_write += 6; |
3714 | } |
3715 | } |
3716 | } |
3717 | x += char_width; |
3718 | } |
3719 | |
3720 | // Give back unused vertices (clipped ones, blanks) ~ this is essentially a PrimUnreserve() action. |
3721 | draw_list->VtxBuffer.Size = (int)(vtx_write - draw_list->VtxBuffer.Data); // Same as calling shrink() |
3722 | draw_list->IdxBuffer.Size = (int)(idx_write - draw_list->IdxBuffer.Data); |
3723 | draw_list->CmdBuffer[draw_list->CmdBuffer.Size - 1].ElemCount -= (idx_expected_size - draw_list->IdxBuffer.Size); |
3724 | draw_list->_VtxWritePtr = vtx_write; |
3725 | draw_list->_IdxWritePtr = idx_write; |
3726 | draw_list->_VtxCurrentIdx = vtx_current_idx; |
3727 | } |
3728 | |
3729 | //----------------------------------------------------------------------------- |
3730 | // [SECTION] ImGui Internal Render Helpers |
3731 | //----------------------------------------------------------------------------- |
3732 | // Vaguely redesigned to stop accessing ImGui global state: |
3733 | // - RenderArrow() |
3734 | // - RenderBullet() |
3735 | // - RenderCheckMark() |
3736 | // - RenderMouseCursor() |
3737 | // - RenderArrowPointingAt() |
3738 | // - RenderRectFilledRangeH() |
3739 | // - RenderRectFilledWithHole() |
3740 | //----------------------------------------------------------------------------- |
3741 | // Function in need of a redesign (legacy mess) |
3742 | // - RenderColorRectWithAlphaCheckerboard() |
3743 | //----------------------------------------------------------------------------- |
3744 | |
3745 | // Render an arrow aimed to be aligned with text (p_min is a position in the same space text would be positioned). To e.g. denote expanded/collapsed state |
3746 | void ImGui::RenderArrow(ImDrawList* draw_list, ImVec2 pos, ImU32 col, ImGuiDir dir, float scale) |
3747 | { |
3748 | const float h = draw_list->_Data->FontSize * 1.00f; |
3749 | float r = h * 0.40f * scale; |
3750 | ImVec2 center = pos + ImVec2(h * 0.50f, h * 0.50f * scale); |
3751 | |
3752 | ImVec2 a, b, c; |
3753 | switch (dir) |
3754 | { |
3755 | case ImGuiDir_Up: |
3756 | case ImGuiDir_Down: |
3757 | if (dir == ImGuiDir_Up) r = -r; |
3758 | a = ImVec2(+0.000f, +0.750f) * r; |
3759 | b = ImVec2(-0.866f, -0.750f) * r; |
3760 | c = ImVec2(+0.866f, -0.750f) * r; |
3761 | break; |
3762 | case ImGuiDir_Left: |
3763 | case ImGuiDir_Right: |
3764 | if (dir == ImGuiDir_Left) r = -r; |
3765 | a = ImVec2(+0.750f, +0.000f) * r; |
3766 | b = ImVec2(-0.750f, +0.866f) * r; |
3767 | c = ImVec2(-0.750f, -0.866f) * r; |
3768 | break; |
3769 | case ImGuiDir_None: |
3770 | case ImGuiDir_COUNT: |
3771 | IM_ASSERT(0); |
3772 | break; |
3773 | } |
3774 | draw_list->AddTriangleFilled(center + a, center + b, center + c, col); |
3775 | } |
3776 | |
3777 | void ImGui::RenderBullet(ImDrawList* draw_list, ImVec2 pos, ImU32 col) |
3778 | { |
3779 | draw_list->AddCircleFilled(pos, draw_list->_Data->FontSize * 0.20f, col, 8); |
3780 | } |
3781 | |
3782 | void ImGui::RenderCheckMark(ImDrawList* draw_list, ImVec2 pos, ImU32 col, float sz) |
3783 | { |
3784 | float thickness = ImMax(sz / 5.0f, 1.0f); |
3785 | sz -= thickness * 0.5f; |
3786 | pos += ImVec2(thickness * 0.25f, thickness * 0.25f); |
3787 | |
3788 | float third = sz / 3.0f; |
3789 | float bx = pos.x + third; |
3790 | float by = pos.y + sz - third * 0.5f; |
3791 | draw_list->PathLineTo(ImVec2(bx - third, by - third)); |
3792 | draw_list->PathLineTo(ImVec2(bx, by)); |
3793 | draw_list->PathLineTo(ImVec2(bx + third * 2.0f, by - third * 2.0f)); |
3794 | draw_list->PathStroke(col, 0, thickness); |
3795 | } |
3796 | |
3797 | void ImGui::RenderMouseCursor(ImDrawList* draw_list, ImVec2 pos, float scale, ImGuiMouseCursor mouse_cursor, ImU32 col_fill, ImU32 col_border, ImU32 col_shadow) |
3798 | { |
3799 | if (mouse_cursor == ImGuiMouseCursor_None) |
3800 | return; |
3801 | IM_ASSERT(mouse_cursor > ImGuiMouseCursor_None && mouse_cursor < ImGuiMouseCursor_COUNT); |
3802 | |
3803 | ImFontAtlas* font_atlas = draw_list->_Data->Font->ContainerAtlas; |
3804 | ImVec2 offset, size, uv[4]; |
3805 | if (font_atlas->GetMouseCursorTexData(mouse_cursor, &offset, &size, &uv[0], &uv[2])) |
3806 | { |
3807 | pos -= offset; |
3808 | ImTextureID tex_id = font_atlas->TexID; |
3809 | draw_list->PushTextureID(tex_id); |
3810 | draw_list->AddImage(tex_id, pos + ImVec2(1, 0) * scale, pos + (ImVec2(1, 0) + size) * scale, uv[2], uv[3], col_shadow); |
3811 | draw_list->AddImage(tex_id, pos + ImVec2(2, 0) * scale, pos + (ImVec2(2, 0) + size) * scale, uv[2], uv[3], col_shadow); |
3812 | draw_list->AddImage(tex_id, pos, pos + size * scale, uv[2], uv[3], col_border); |
3813 | draw_list->AddImage(tex_id, pos, pos + size * scale, uv[0], uv[1], col_fill); |
3814 | draw_list->PopTextureID(); |
3815 | } |
3816 | } |
3817 | |
3818 | // Render an arrow. 'pos' is position of the arrow tip. half_sz.x is length from base to tip. half_sz.y is length on each side. |
3819 | void ImGui::RenderArrowPointingAt(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col) |
3820 | { |
3821 | switch (direction) |
3822 | { |
3823 | case ImGuiDir_Left: draw_list->AddTriangleFilled(ImVec2(pos.x + half_sz.x, pos.y - half_sz.y), ImVec2(pos.x + half_sz.x, pos.y + half_sz.y), pos, col); return; |
3824 | case ImGuiDir_Right: draw_list->AddTriangleFilled(ImVec2(pos.x - half_sz.x, pos.y + half_sz.y), ImVec2(pos.x - half_sz.x, pos.y - half_sz.y), pos, col); return; |
3825 | case ImGuiDir_Up: draw_list->AddTriangleFilled(ImVec2(pos.x + half_sz.x, pos.y + half_sz.y), ImVec2(pos.x - half_sz.x, pos.y + half_sz.y), pos, col); return; |
3826 | case ImGuiDir_Down: draw_list->AddTriangleFilled(ImVec2(pos.x - half_sz.x, pos.y - half_sz.y), ImVec2(pos.x + half_sz.x, pos.y - half_sz.y), pos, col); return; |
3827 | case ImGuiDir_None: case ImGuiDir_COUNT: break; // Fix warnings |
3828 | } |
3829 | } |
3830 | |
3831 | static inline float ImAcos01(float x) |
3832 | { |
3833 | if (x <= 0.0f) return IM_PI * 0.5f; |
3834 | if (x >= 1.0f) return 0.0f; |
3835 | return ImAcos(x); |
3836 | //return (-0.69813170079773212f * x * x - 0.87266462599716477f) * x + 1.5707963267948966f; // Cheap approximation, may be enough for what we do. |
3837 | } |
3838 | |
3839 | // FIXME: Cleanup and move code to ImDrawList. |
3840 | void ImGui::RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, ImU32 col, float x_start_norm, float x_end_norm, float rounding) |
3841 | { |
3842 | if (x_end_norm == x_start_norm) |
3843 | return; |
3844 | if (x_start_norm > x_end_norm) |
3845 | ImSwap(x_start_norm, x_end_norm); |
3846 | |
3847 | ImVec2 p0 = ImVec2(ImLerp(rect.Min.x, rect.Max.x, x_start_norm), rect.Min.y); |
3848 | ImVec2 p1 = ImVec2(ImLerp(rect.Min.x, rect.Max.x, x_end_norm), rect.Max.y); |
3849 | if (rounding == 0.0f) |
3850 | { |
3851 | draw_list->AddRectFilled(p0, p1, col, 0.0f); |
3852 | return; |
3853 | } |
3854 | |
3855 | rounding = ImClamp(ImMin((rect.Max.x - rect.Min.x) * 0.5f, (rect.Max.y - rect.Min.y) * 0.5f) - 1.0f, 0.0f, rounding); |
3856 | const float inv_rounding = 1.0f / rounding; |
3857 | const float arc0_b = ImAcos01(1.0f - (p0.x - rect.Min.x) * inv_rounding); |
3858 | const float arc0_e = ImAcos01(1.0f - (p1.x - rect.Min.x) * inv_rounding); |
3859 | const float half_pi = IM_PI * 0.5f; // We will == compare to this because we know this is the exact value ImAcos01 can return. |
3860 | const float x0 = ImMax(p0.x, rect.Min.x + rounding); |
3861 | if (arc0_b == arc0_e) |
3862 | { |
3863 | draw_list->PathLineTo(ImVec2(x0, p1.y)); |
3864 | draw_list->PathLineTo(ImVec2(x0, p0.y)); |
3865 | } |
3866 | else if (arc0_b == 0.0f && arc0_e == half_pi) |
3867 | { |
3868 | draw_list->PathArcToFast(ImVec2(x0, p1.y - rounding), rounding, 3, 6); // BL |
3869 | draw_list->PathArcToFast(ImVec2(x0, p0.y + rounding), rounding, 6, 9); // TR |
3870 | } |
3871 | else |
3872 | { |
3873 | draw_list->PathArcTo(ImVec2(x0, p1.y - rounding), rounding, IM_PI - arc0_e, IM_PI - arc0_b, 3); // BL |
3874 | draw_list->PathArcTo(ImVec2(x0, p0.y + rounding), rounding, IM_PI + arc0_b, IM_PI + arc0_e, 3); // TR |
3875 | } |
3876 | if (p1.x > rect.Min.x + rounding) |
3877 | { |
3878 | const float arc1_b = ImAcos01(1.0f - (rect.Max.x - p1.x) * inv_rounding); |
3879 | const float arc1_e = ImAcos01(1.0f - (rect.Max.x - p0.x) * inv_rounding); |
3880 | const float x1 = ImMin(p1.x, rect.Max.x - rounding); |
3881 | if (arc1_b == arc1_e) |
3882 | { |
3883 | draw_list->PathLineTo(ImVec2(x1, p0.y)); |
3884 | draw_list->PathLineTo(ImVec2(x1, p1.y)); |
3885 | } |
3886 | else if (arc1_b == 0.0f && arc1_e == half_pi) |
3887 | { |
3888 | draw_list->PathArcToFast(ImVec2(x1, p0.y + rounding), rounding, 9, 12); // TR |
3889 | draw_list->PathArcToFast(ImVec2(x1, p1.y - rounding), rounding, 0, 3); // BR |
3890 | } |
3891 | else |
3892 | { |
3893 | draw_list->PathArcTo(ImVec2(x1, p0.y + rounding), rounding, -arc1_e, -arc1_b, 3); // TR |
3894 | draw_list->PathArcTo(ImVec2(x1, p1.y - rounding), rounding, +arc1_b, +arc1_e, 3); // BR |
3895 | } |
3896 | } |
3897 | draw_list->PathFillConvex(col); |
3898 | } |
3899 | |
3900 | void ImGui::RenderRectFilledWithHole(ImDrawList* draw_list, ImRect outer, ImRect inner, ImU32 col, float rounding) |
3901 | { |
3902 | const bool fill_L = (inner.Min.x > outer.Min.x); |
3903 | const bool fill_R = (inner.Max.x < outer.Max.x); |
3904 | const bool fill_U = (inner.Min.y > outer.Min.y); |
3905 | const bool fill_D = (inner.Max.y < outer.Max.y); |
3906 | if (fill_L) draw_list->AddRectFilled(ImVec2(outer.Min.x, inner.Min.y), ImVec2(inner.Min.x, inner.Max.y), col, rounding, (fill_U ? 0 : ImDrawFlags_RoundCornersTopLeft) | (fill_D ? 0 : ImDrawFlags_RoundCornersBottomLeft)); |
3907 | if (fill_R) draw_list->AddRectFilled(ImVec2(inner.Max.x, inner.Min.y), ImVec2(outer.Max.x, inner.Max.y), col, rounding, (fill_U ? 0 : ImDrawFlags_RoundCornersTopRight) | (fill_D ? 0 : ImDrawFlags_RoundCornersBottomRight)); |
3908 | if (fill_U) draw_list->AddRectFilled(ImVec2(inner.Min.x, outer.Min.y), ImVec2(inner.Max.x, inner.Min.y), col, rounding, (fill_L ? 0 : ImDrawFlags_RoundCornersTopLeft) | (fill_R ? 0 : ImDrawFlags_RoundCornersTopRight)); |
3909 | if (fill_D) draw_list->AddRectFilled(ImVec2(inner.Min.x, inner.Max.y), ImVec2(inner.Max.x, outer.Max.y), col, rounding, (fill_L ? 0 : ImDrawFlags_RoundCornersBottomLeft) | (fill_R ? 0 : ImDrawFlags_RoundCornersBottomRight)); |
3910 | if (fill_L && fill_U) draw_list->AddRectFilled(ImVec2(outer.Min.x, outer.Min.y), ImVec2(inner.Min.x, inner.Min.y), col, rounding, ImDrawFlags_RoundCornersTopLeft); |
3911 | if (fill_R && fill_U) draw_list->AddRectFilled(ImVec2(inner.Max.x, outer.Min.y), ImVec2(outer.Max.x, inner.Min.y), col, rounding, ImDrawFlags_RoundCornersTopRight); |
3912 | if (fill_L && fill_D) draw_list->AddRectFilled(ImVec2(outer.Min.x, inner.Max.y), ImVec2(inner.Min.x, outer.Max.y), col, rounding, ImDrawFlags_RoundCornersBottomLeft); |
3913 | if (fill_R && fill_D) draw_list->AddRectFilled(ImVec2(inner.Max.x, inner.Max.y), ImVec2(outer.Max.x, outer.Max.y), col, rounding, ImDrawFlags_RoundCornersBottomRight); |
3914 | } |
3915 | |
3916 | // Helper for ColorPicker4() |
3917 | // NB: This is rather brittle and will show artifact when rounding this enabled if rounded corners overlap multiple cells. Caller currently responsible for avoiding that. |
3918 | // Spent a non reasonable amount of time trying to getting this right for ColorButton with rounding+anti-aliasing+ImGuiColorEditFlags_HalfAlphaPreview flag + various grid sizes and offsets, and eventually gave up... probably more reasonable to disable rounding altogether. |
3919 | // FIXME: uses ImGui::GetColorU32 |
3920 | void ImGui::RenderColorRectWithAlphaCheckerboard(ImDrawList* draw_list, ImVec2 p_min, ImVec2 p_max, ImU32 col, float grid_step, ImVec2 grid_off, float rounding, ImDrawFlags flags) |
3921 | { |
3922 | if ((flags & ImDrawFlags_RoundCornersMask_) == 0) |
3923 | flags = ImDrawFlags_RoundCornersDefault_; |
3924 | if (((col & IM_COL32_A_MASK) >> IM_COL32_A_SHIFT) < 0xFF) |
3925 | { |
3926 | ImU32 col_bg1 = GetColorU32(ImAlphaBlendColors(IM_COL32(204, 204, 204, 255), col)); |
3927 | ImU32 col_bg2 = GetColorU32(ImAlphaBlendColors(IM_COL32(128, 128, 128, 255), col)); |
3928 | draw_list->AddRectFilled(p_min, p_max, col_bg1, rounding, flags); |
3929 | |
3930 | int yi = 0; |
3931 | for (float y = p_min.y + grid_off.y; y < p_max.y; y += grid_step, yi++) |
3932 | { |
3933 | float y1 = ImClamp(y, p_min.y, p_max.y), y2 = ImMin(y + grid_step, p_max.y); |
3934 | if (y2 <= y1) |
3935 | continue; |
3936 | for (float x = p_min.x + grid_off.x + (yi & 1) * grid_step; x < p_max.x; x += grid_step * 2.0f) |
3937 | { |
3938 | float x1 = ImClamp(x, p_min.x, p_max.x), x2 = ImMin(x + grid_step, p_max.x); |
3939 | if (x2 <= x1) |
3940 | continue; |
3941 | ImDrawFlags cell_flags = ImDrawFlags_RoundCornersNone; |
3942 | if (y1 <= p_min.y) { if (x1 <= p_min.x) cell_flags |= ImDrawFlags_RoundCornersTopLeft; if (x2 >= p_max.x) cell_flags |= ImDrawFlags_RoundCornersTopRight; } |
3943 | if (y2 >= p_max.y) { if (x1 <= p_min.x) cell_flags |= ImDrawFlags_RoundCornersBottomLeft; if (x2 >= p_max.x) cell_flags |= ImDrawFlags_RoundCornersBottomRight; } |
3944 | |
3945 | // Combine flags |
3946 | cell_flags = (flags == ImDrawFlags_RoundCornersNone || cell_flags == ImDrawFlags_RoundCornersNone) ? ImDrawFlags_RoundCornersNone : (cell_flags & flags); |
3947 | draw_list->AddRectFilled(ImVec2(x1, y1), ImVec2(x2, y2), col_bg2, rounding, cell_flags); |
3948 | } |
3949 | } |
3950 | } |
3951 | else |
3952 | { |
3953 | draw_list->AddRectFilled(p_min, p_max, col, rounding, flags); |
3954 | } |
3955 | } |
3956 | |
3957 | //----------------------------------------------------------------------------- |
3958 | // [SECTION] Decompression code |
3959 | //----------------------------------------------------------------------------- |
3960 | // Compressed with stb_compress() then converted to a C array and encoded as base85. |
3961 | // Use the program in misc/fonts/binary_to_compressed_c.cpp to create the array from a TTF file. |
3962 | // The purpose of encoding as base85 instead of "0x00,0x01,..." style is only save on _source code_ size. |
3963 | // Decompression from stb.h (public domain) by Sean Barrett https://github.com/nothings/stb/blob/master/stb.h |
3964 | //----------------------------------------------------------------------------- |
3965 | |
3966 | static unsigned int stb_decompress_length(const unsigned char *input) |
3967 | { |
3968 | return (input[8] << 24) + (input[9] << 16) + (input[10] << 8) + input[11]; |
3969 | } |
3970 | |
3971 | static unsigned char *stb__barrier_out_e, *stb__barrier_out_b; |
3972 | static const unsigned char *stb__barrier_in_b; |
3973 | static unsigned char *stb__dout; |
3974 | static void stb__match(const unsigned char *data, unsigned int length) |
3975 | { |
3976 | // INVERSE of memmove... write each byte before copying the next... |
3977 | IM_ASSERT(stb__dout + length <= stb__barrier_out_e); |
3978 | if (stb__dout + length > stb__barrier_out_e) { stb__dout += length; return; } |
3979 | if (data < stb__barrier_out_b) { stb__dout = stb__barrier_out_e+1; return; } |
3980 | while (length--) *stb__dout++ = *data++; |
3981 | } |
3982 | |
3983 | static void stb__lit(const unsigned char *data, unsigned int length) |
3984 | { |
3985 | IM_ASSERT(stb__dout + length <= stb__barrier_out_e); |
3986 | if (stb__dout + length > stb__barrier_out_e) { stb__dout += length; return; } |
3987 | if (data < stb__barrier_in_b) { stb__dout = stb__barrier_out_e+1; return; } |
3988 | memcpy(stb__dout, data, length); |
3989 | stb__dout += length; |
3990 | } |
3991 | |
3992 | #define stb__in2(x) ((i[x] << 8) + i[(x)+1]) |
3993 | #define stb__in3(x) ((i[x] << 16) + stb__in2((x)+1)) |
3994 | #define stb__in4(x) ((i[x] << 24) + stb__in3((x)+1)) |
3995 | |
3996 | static const unsigned char *stb_decompress_token(const unsigned char *i) |
3997 | { |
3998 | if (*i >= 0x20) { // use fewer if's for cases that expand small |
3999 | if (*i >= 0x80) stb__match(stb__dout-i[1]-1, i[0] - 0x80 + 1), i += 2; |
4000 | else if (*i >= 0x40) stb__match(stb__dout-(stb__in2(0) - 0x4000 + 1), i[2]+1), i += 3; |
4001 | else /* *i >= 0x20 */ stb__lit(i+1, i[0] - 0x20 + 1), i += 1 + (i[0] - 0x20 + 1); |
4002 | } else { // more ifs for cases that expand large, since overhead is amortized |
4003 | if (*i >= 0x18) stb__match(stb__dout-(stb__in3(0) - 0x180000 + 1), i[3]+1), i += 4; |
4004 | else if (*i >= 0x10) stb__match(stb__dout-(stb__in3(0) - 0x100000 + 1), stb__in2(3)+1), i += 5; |
4005 | else if (*i >= 0x08) stb__lit(i+2, stb__in2(0) - 0x0800 + 1), i += 2 + (stb__in2(0) - 0x0800 + 1); |
4006 | else if (*i == 0x07) stb__lit(i+3, stb__in2(1) + 1), i += 3 + (stb__in2(1) + 1); |
4007 | else if (*i == 0x06) stb__match(stb__dout-(stb__in3(1)+1), i[4]+1), i += 5; |
4008 | else if (*i == 0x04) stb__match(stb__dout-(stb__in3(1)+1), stb__in2(4)+1), i += 6; |
4009 | } |
4010 | return i; |
4011 | } |
4012 | |
4013 | static unsigned int stb_adler32(unsigned int adler32, unsigned char *buffer, unsigned int buflen) |
4014 | { |
4015 | const unsigned long ADLER_MOD = 65521; |
4016 | unsigned long s1 = adler32 & 0xffff, s2 = adler32 >> 16; |
4017 | unsigned long blocklen = buflen % 5552; |
4018 | |
4019 | unsigned long i; |
4020 | while (buflen) { |
4021 | for (i=0; i + 7 < blocklen; i += 8) { |
4022 | s1 += buffer[0], s2 += s1; |
4023 | s1 += buffer[1], s2 += s1; |
4024 | s1 += buffer[2], s2 += s1; |
4025 | s1 += buffer[3], s2 += s1; |
4026 | s1 += buffer[4], s2 += s1; |
4027 | s1 += buffer[5], s2 += s1; |
4028 | s1 += buffer[6], s2 += s1; |
4029 | s1 += buffer[7], s2 += s1; |
4030 | |
4031 | buffer += 8; |
4032 | } |
4033 | |
4034 | for (; i < blocklen; ++i) |
4035 | s1 += *buffer++, s2 += s1; |
4036 | |
4037 | s1 %= ADLER_MOD, s2 %= ADLER_MOD; |
4038 | buflen -= blocklen; |
4039 | blocklen = 5552; |
4040 | } |
4041 | return (unsigned int)(s2 << 16) + (unsigned int)s1; |
4042 | } |
4043 | |
4044 | static unsigned int stb_decompress(unsigned char *output, const unsigned char *i, unsigned int /*length*/) |
4045 | { |
4046 | if (stb__in4(0) != 0x57bC0000) return 0; |
4047 | if (stb__in4(4) != 0) return 0; // error! stream is > 4GB |
4048 | const unsigned int olen = stb_decompress_length(i); |
4049 | stb__barrier_in_b = i; |
4050 | stb__barrier_out_e = output + olen; |
4051 | stb__barrier_out_b = output; |
4052 | i += 16; |
4053 | |
4054 | stb__dout = output; |
4055 | for (;;) { |
4056 | const unsigned char *old_i = i; |
4057 | i = stb_decompress_token(i); |
4058 | if (i == old_i) { |
4059 | if (*i == 0x05 && i[1] == 0xfa) { |
4060 | IM_ASSERT(stb__dout == output + olen); |
4061 | if (stb__dout != output + olen) return 0; |
4062 | if (stb_adler32(1, output, olen) != (unsigned int) stb__in4(2)) |
4063 | return 0; |
4064 | return olen; |
4065 | } else { |
4066 | IM_ASSERT(0); /* NOTREACHED */ |
4067 | return 0; |
4068 | } |
4069 | } |
4070 | IM_ASSERT(stb__dout <= output + olen); |
4071 | if (stb__dout > output + olen) |
4072 | return 0; |
4073 | } |
4074 | } |
4075 | |
4076 | //----------------------------------------------------------------------------- |
4077 | // [SECTION] Default font data (ProggyClean.ttf) |
4078 | //----------------------------------------------------------------------------- |
4079 | // ProggyClean.ttf |
4080 | // Copyright (c) 2004, 2005 Tristan Grimmer |
4081 | // MIT license (see License.txt in http://www.upperbounds.net/download/ProggyClean.ttf.zip) |
4082 | // Download and more information at http://upperbounds.net |
4083 | //----------------------------------------------------------------------------- |
4084 | // File: 'ProggyClean.ttf' (41208 bytes) |
4085 | // Exported using misc/fonts/binary_to_compressed_c.cpp (with compression + base85 string encoding). |
4086 | // The purpose of encoding as base85 instead of "0x00,0x01,..." style is only save on _source code_ size. |
4087 | //----------------------------------------------------------------------------- |
4088 | static const char proggy_clean_ttf_compressed_data_base85[11980 + 1] = |
4089 | "7])#######hV0qs'/###[),##/l:$#Q6>##5[n42>c-TH`->>#/e>11NNV=Bv(*:.F?uu#(gRU.o0XGH`$vhLG1hxt9?W`#,5LsCp#-i>.r$<$6pD>Lb';9Crc6tgXmKVeU2cD4Eo3R/" |
4090 | "2*>]b(MC;$jPfY.;h^`IWM9<Lh2TlS+f-s$o6Q<BWH`YiU.xfLq$N;$0iR/GX:U(jcW2p/W*q?-qmnUCI;jHSAiFWM.R*kU@C=GH?a9wp8f$e.-4^Qg1)Q-GL(lf(r/7GrRgwV%MS=C#" |
4091 | "`8ND>Qo#t'X#(v#Y9w0#1D$CIf;W'#pWUPXOuxXuU(H9M(1<q-UE31#^-V'8IRUo7Qf./L>=Ke$$'5F%)]0^#[email protected]<r:QLtFsLcL6##lOj)#.Y5<-R&KgLwqJfLgN&;Q?gI^#DY2uL" |
4092 | "i@^rMl9t=cWq6##weg>$FBjVQTSDgEKnIS7EM9>ZY9w0#L;>>#Mx&4Mvt//L[MkA#[email protected]'[0#7RL_&#w+F%HtG9M#XL`N&.,GM4Pg;-<nLENhvx>-VsM.M0rJfLH2eTM`*oJMHRC`N" |
4093 | "kfimM2J,W-jXS:)r0wK#@Fge$U>`w'N7G#$#fB#$E^$#:9:hk+eOe--6x)F7*E%?76%^GMHePW-Z5l'&GiF#$956:rS?dA#fiK:)Yr+`�j@'DbG&#^$PG.Ll+DNa<XCMKEV*N)LN/N" |
4094 | "*b=%Q6pia-Xg8I$<MR&,VdJe$<(7G;Ckl'&hF;;$<_=X(b.RS%%)###MPBuuE1V:v&cXm#(&cV]`k9OhLMbn%s$G2,B$BfD3X*sp5#l,$R#]x_X1xKX%b5U*[r5iMfUo9U`N99hG)" |
4095 | "tm+/Us9pG)XPu`<0s-)WTt(gCRxIg(%6sfh=ktMKn3j)<6<b5Sk_/0(^]AaN#(p/L>&VZ>1i%h1S9u5o@YaaW$e+b<TWFn/Z:Oh(Cx2$lNEoN^e)#CFY@@I;BOQ*sRwZtZxRcU7uW6CX" |
4096 | "ow0i(?$Q[cjOd[P4d)]>ROPOpxTO7Stwi1::iB1q)C_=dV26J;2,]7op$]uQr@_V7$q^%lQwtuHY]=DX,n3L#0PHDO4f9>dC@O>HBuKPpP*E,N+b3L#lpR/MrTEH.IAQk.a>D[.e;mc." |
4097 | "x]Ip.PH^'/aqUO/$1WxLoW0[iLA<QT;5HKD+@qQ'NQ(3_PLhE48R.qAPSwQ0/WK?Z,[x?-J;jQTWA0X@KJ(_Y8N-:/M74:/-ZpKrUss?d#dZq]DAbkU*JqkL+nwX@@47`5>w=4h(9.`G" |
4098 | "CRUxHPeR`5Mjol(dUWxZa(>STrPkrJiWx`5U7F#.g*jrohGg`cg:lSTvEY/EV_7H4Q9[Z%cnv;JQYZ5q.l7Zeas:HOIZOB?G<Nald$qs]@]L<J7bR*>gv:[7MI2k).'2($5FNP&EQ(,)" |
4099 | "U]W]+fh18.vsai00);D3@4ku5P?DP8aJt+;qUM]=+b'8@;mViBKx0DE[-auGl8:PJ&Dj+M6OC]O^((##]`0i)drT;-7X`=-H3[igUnPG-NZlo.#k@h#=Ork$m>a>$-?Tm$UV(?#P6YY#" |
4100 | "'/###xe7q.73rI3*pP/$1>s9)W,JrM7SN]'/4C#v$U`0#V.[0>xQsH$fEmPMgY2u7Kh(G%siIfLSoS+MK2eTM$=5,M8p`A.;_R%#u[K#$x4AG8.kK/HSB==-'Ie/QTtG?-.*^N-4B/ZM" |
4101 | "_3YlQC7(p7q)&](`6_c)$/*JL(L-^(]$wIM`dPtOdGA,U3:w2M-0<q-]L_?^)1vw'.,MRsqVr.L;aN&#/EgJ)PBc[-f>+WomX2u7lqM2iEumMTcsF?-aT=Z-97UEnXglEn1K-bnEO`gu" |
4102 | "Ft(c%=;Am_Qs@jLooI&NX;]0#j4#F14;gl8-GQpgwhrq8'=l_f-b49'UOqkLu7-##oDY2L(te+Mch&gLYtJ,MEtJfLh'x'M=$CS-ZZ%P]8bZ>#S?YY#%Q&q'3^Fw&?D)UDNrocM3A76/" |
4103 | "/oL?#h7gl85[qW/NDOk%16ij;+:1a'iNIdb-ou8.P*w,v5#EI$TWS>Pot-R*H'-SEpA:g)f+O$%%`kA#G=8RMmG1&O`>to8bC]T&$,n.LoO>29sp3dt-52U%VM#q7'DHpg+#Z9%H[K<L" |
4104 | "%a2E-grWVM3@2=-k22tL]4$##6We'8UJCKE[d_=%wI;'6X-GsLX4j^SgJ$##R*w,vP3wK#iiW&#*h^D&R?jp7+/u&#(AP##XU8c$fSYW-J95_-Dp[g9wcO&#M-h1OcJlc-*vpw0xUX&#" |
4105 | "OQFKNX@QI'IoPp7nb,QU//MQ&ZDkKP)X<WSVL(68uVl&#c'[0#(s1X&xm$Y%B7*K:eDA323j998GXbA#pwMs-jgD$9QISB-A_(aN4xoFM^@C58D0+Q+q3n0#3U1InDjF682-SjMXJK)(" |
4106 | "h$hxua_K]ul92%'BOU&#BRRh-slg8KDlr:%L71Ka:.A;%YULjDPmL<LYs8i#XwJOYaKPKc1h:'9Ke,g)b),78=I39B;xiY$bgGw-&.Zi9InXDuYa%G*f2Bq7mn9^#p1vv%#(Wi-;/Z5h" |
4107 | "o;#2:;%d	v68C5g?ntX0X)pT`;%pB3q7mgGN)3%(P8nTd5L7GeA-GL@+%J3u2:(Yf>et`e;)f#Km8&+DC$I46>#Kr]]u-[=99tts1.qb#q72g1WJO81q+eN'03'eM>&1XxY-caEnO" |
4108 | "j%2n8)),?ILR5^.Ibn<-X-Mq7[a82Lq:F&#ce+S9wsCK*x`569E8ew'He]h:sI[2LM$[guka3ZRd6:t%IG:;$%YiJ:Nq=?eAw;/:nnDq0(CYcMpG)qLN4$##&J<j$UpK<Q4a1]MupW^-" |
4109 | "sj_$%[HK%'F####QRZJ::Y3EGl4'@%FkiAOg#p[##O`gukTfBHagL<LHw%q&OV0##F=6/:chIm0@eCP8X]:kFI%hl8hgO@RcBhS-@Qb$%+m=hPDLg*%K8ln(wcf3/'DW-$.lR?n[nCH-" |
4110 | "eXOONTJlh:.RYF%3'p6sq:UIMA945&^HFS87@$EP2iG<-lCO$%c`uKGD3rC$x0BL8aFn--`ke%#HMP'vh1/R&O_J9'um,.<tx[@%wsJk&bUT2`0uMv7gg#qp/ij.L56'hl;.s5CUrxjO" |
4111 | "M7-##.l+Au'A&O:-T72L]P`&=;ctp'XScX*rU.>-XTt,%OVU4)S1+R-#dg0/Nn?Ku1^0f$B*P:Rowwm-`0PKjYDDM'3]d39VZHEl4,.j']Pk-M.h^&:0FACm$maq-&sgw0t7/6(^xtk%" |
4112 | "LuH88Fj-ekm>GA#_>568x6(OFRl-IZp`&b,_P'$M<Jnq79VsJW/mWS*PUiq76;]/NM_>hLbxfc$mj`,O;&%W2m`Zh:/)Uetw:aJ%]K9h:TcF]u_-Sj9,VK3M.*'&0D[Ca]J9gp8,kAW]" |
4113 | "%(?A%R$f<->Zts'^kn=-^@c4%-pY6qI%J%1IGxfLU9CP8cbPlXv);C=b),<2mOvP8up,UVf3839acAWAW-W?#ao/^#%KYo8fRULNd2.>%m]UK:n%r$'sw]J;5pAoO_#2mO3n,'=H5(et" |
4114 | "Hg*`+RLgv>=4U8guD$I%D:W>-r5V*%j*W:Kvej.Lp$<M-SGZ':+Q_k+uvOSLiEo(<aD/K<CCc`'Lx>'?;++O'>()jLR-^u68PHm8ZFWe+ej8h:9r6L*0//c&iH&R8pRbA#Kjm%upV1g:" |
4115 | "a_#Ur7FuA#(tRh#.Y5K+@?3<-8m0$PEn;J:rh6?I6uG<-`wMU'ircp0LaE_OtlMb&1#6T.#FDKu#1Lw%u%+GM+X'e?YLfjM[VO0MbuFp7;>Q&#WIo)0@F%q7c#4XAXN-U&VB<HFF*qL(" |
4116 | "$/V,;(kXZejWO`<[5?\?ewY(*9=%wDc;,u<'9t3W-(H1th3+G]ucQ]kLs7df($/*JL]@*t7Bu_G3_7mp7<[email protected];x3B0lqp7Hf,^Ze7-##@/c58Mo(3;knp0%)A7?-W+eI'o8)b<" |
4117 | "nKnw'Ho8C=Y>pqB>0ie&jhZ[?iLR@@_AvA-iQC(=ksRZRVp7`.=+NpBC%rh&3]R:8XDmE5^V8O(x<<aG/1N$#FX$0V5Y6x'aErI3I$7x%E`v<-BY,)%-?Psf*l?%C3.mM(=/M0:JxG'?" |
4118 | "7WhH%o'a<-80g0NBxoO(GH<dM]n.+%q@jH?f.UsJ2Ggs&4<-e47&Kl+f//9@`b+?.TeN_&B8Ss?v;^Trk;f#YvJkl&w$]>-+k?'(<S:68tq*WoDfZu';mM?8X[ma8W%*`-=;D.(nc7/;" |
4119 | ")g:T1=^J$&BRV(-lTmNB6xqB[@0*o.erM*<SWF]u2=st-*(6v>^](H.aREZSi,#1:[IXaZFOm<-ui#qUq2$##Ri;u75OK#(RtaW-K-F`S+cF]uN`-KMQ%rP/Xri.LRcB##=YL3BgM/3M" |
4120 | "D?@f&1'BW-)Ju<L25gl8uhVm1hL$##*8###'A3/LkKW+(^rWX?5W_8g)a(m&K8P>#bmmWCMkk&#TR`C,5d>g)F;t,4:@_l8G/5h4vUd%&%950:VXD'QdWoY-F$BtUwmfe$YqL'8(PWX(" |
4121 | "P?^@Po3$##`MSs?DWBZ/S>+4%>fX,VWv/w'KD`LP5IbH;rTV>n3cEK8U#bX]l-/V+^lj3;vlMb&[5YQ8#pekX9JP3XUC72L,,?+Ni&co7ApnO*5NK,((W-i:$,kp'UDAO(G0Sq7MVjJs" |
4122 | "bIu)'Z,*[>br5fX^:FPAWr-m2KgL<LUN098kTF&#lvo58=/vjDo;.;)Ka*hLR#/k=rKbxuV`>Q_nN6'8uTGT5g)uLv:873UpTLgH+#FgpH'_o1780Ph8KmxQJ8#H72L4@768@Tm&Q" |
4123 | "h4CB/5OvmA&,Q&QbUoi$a_%3M01H)4x7I^&KQVgtFnV+;[Pc>[m4k//,]1?#`VY[Jr*3&&slRfLiVZJ:]?=K3Sw=[$=uRB?3xk48@aeg<Z'<$#4H)6,>e0jT6'N#(q%.O=?2S]u*(m<-" |
4124 | "V8J'(1)G][68hW$5'q[GC&5j`TE?m'esFGNRM)j,ffZ?-qx8;->g4t*:CIP/[Qap7/9'#(1sao7w-.qNUdkJ)tCF&#B^;[email protected]$m%#QvQS8U@)2Z+3K:AKM5i" |
4125 | "sZ88+dKQ)W6>J%CL<KE>`.d*(B`-n8D9oK<Up]c$X$(,)M8Zt7/[rdkqTgl-0cuGMv'?>-XV1q['-5k'cAZ69e;D_?$ZPP&s^+7])$*$#@QYi9,5P	r+$%CE=68>K8r0=dSC%%(@p7" |
4126 | ".m7jilQ02'0-VWAg<a/''3u.=4L$Y)6k/K:_[3=&jvL<L0C/2'v:^;-DIBW,B4E68:kZ;%?8(Q8BH=kO65BW?xSG&#@uU,DS*,?.+(o(#1vCS8#CHF>TlGW'b)Tq7VT9q^*^$$.:&N@@" |
4127 | "$&)WHtPm*5_rO0&e%K&#-30j(E4#'Zb.o/(Tpm$>K'f@[PvFl,hfINTNU6u'0pao7%XUp9]5.>%h`8_=VYbxuel.NTSsJfLacFu3B'lQSu/m6-Oqem8T+oE--$0a/k]uj9EwsG>%veR*" |
4128 | "hv^BFpQj:K'#SJ,sB-'#](j.Lg92rTw-*n%@/;39rrJF,l#qV%OrtBeC6/,;qB3ebNW[?,Hqj2L.1NP&GjUR=1D8QaS3Up&@*9wP?+lo7b?@%'k4`p0Z$22%K3+iCZj?XJN4Nm&+YF]u" |
4129 | "@-W$U%VEQ/,,>>#)D<h#`)h0:<Q6909ua+&VU%n2:cG3FJ-%@Bj-DgLr`Hw&HAKjKjseK</xKT*)B,N9X3]krc12t'pgTV(Lv-tL[xg_%=M_q7a^x?7Ubd>#%8cY#YZ?=,`Wdxu/ae&#" |
4130 | "w6)R89tI#6@s'(6Bf7a&?S=^ZI_kS&ai`&=tE72L_D,;^R)7[$s<Eh#c&)q.MXI%#v9ROa5FZO%sF7q7Nwb&#ptUJ:aqJe$Sl68%.D###EC><?-aF&#RNQv>o8lKN%5/$(vdfq7+ebA#" |
4131 | "u1p]ovUKW&Y%q]'>$1@-[xfn$7ZTp7mM,G,Ko7a&Gu%G[RMxJs[0MM%wci.LFDK)(<c`Q8N)jEIF*+?P2a8g%)$q]o2aH8C&<SibC/q,(e:v;-b#6[$NtDZ84Je2KNvB#$P5?tQ3nt(0" |
4132 | "d=j.LQf./Ll33+(;q3L-w=8dX$#WF&uIJ@-bfI>%:_i2B5CsR8&9Z&#=mPEnm0f`<&c)QL5uJ#%u%lJj+D-r;BoFDoS97h5g)E#o:&S4weDF,9^Hoe`h*L+_a*NrLW-1pG_&2UdB8" |
4133 | "6e%B/:=>)N4xeW.*wft-;$'58-ESqr<b?UI(_%@[P46>#U`'6AQ]m&6/`Z>#S?YY#Vc;r7U2&326d=w&H####?TZ`*4?&.MK?LP8Vxg>$[QXc%QJv92.(Db*B)gb*BM9dM*hJMAo*c&#" |
4134 | "b0v=Pjer]$gG&JXDf->'StvU7505l9$AFvgYRI^&<^b68?j#q9QX4SM'RO#&sL1IM.rJfLUAj221]d##DW=m83u5;'bYx,*Sl0hL(W;;$doB&O/TQ:(Z^xBdLjL<Lni;''X.`$#8+1GD" |
4135 | ":k$YUWsbn8ogh6rxZ2Z9]%nd+>V#*8U_72Lh+2Q8Cj0i:6hp&$C/:p(HK>T8Y[gHQ4`4)'$Ab(Nof%V'8hL&#<NEdtg(n'=S1A(Q1/I&4([%dM`,Iu'1:_hL>SfD07&6D<fp8dHM7/g+" |
4136 | "tlPN9J*rKaPct&?'uBCem^jn%9_K)<,C5K3s=5g&GmJb*[SYq7K;TRLGCsM-$$;S%:Y@r7AK0pprpL<Lrh,q7e/%KWK:50I^+m'vi`3?%Zp+<-d+$L-Sv:@.o19n$s0&39;kn;S%BSq*" |
4137 | "$3WoJSCLweV[aZ'MQIjO<7;X-X;&+dMLvu#^UsGEC9WEc[X(wI7#2.(F0jV*eZf<-Qv3J-c+J5AlrB#$p(H68LvEA'q3n0#m,[`*8Ft)FcYgEud]CWfm68,(aLA$@EFTgLXoBq/UPlp7" |
4138 | ":d[/;r_ix=:TF`S5H-b<LI&HY(K=h#)]Lk$K14lVfm:x$H<3^Ql<M`$OhapBnkup'D#L$Pb_`N*g]2e;X/Dtg,bsj&K#2[-:iYr'_wgH)NUIR8a1n#S?Yej'h8^58UbZd+^FKD*T@;6A" |
4139 | "7aQC[K8d-(v6GI$x:T<&'Gp5Uf>@M.*J:;$-rv29'M]8qMv-tLp,'886iaC=Hb*YJoKJ,(j%K=H`K.v9HggqBIiZu'QvBT.#=)0ukruV&.)3=(^1`o*Pj4<-<aN((^7('#Z0wK#5GX@7" |
4140 | "u][`*S^43933A4rl][`*O4CgLEl]v$1Q3AeF37dbXk,.)vj#x'd`;qgbQR%FW,2(?LO=s%Sc68%NP'##Aotl8x=BE#j1UD([3$M(]UI2LX3RpKN@;/#f'f/&_mt&F)XdF<9t4)Qa.*kT" |
4141 | "LwQ'(TTB9.xH'>#MJ+gLq9-##@HuZPN0]u:h7.T..G:;$/Usj(T7`Q8tT72LnYl<-qx8;-HV7Q-&Xdx%1a,hC=0u+HlsV>nuIQL-5<N?)NBS)QN*_I,?&)2'IM%L3I)X((e/dl2&8'<M" |
4142 | ":^#M*Q+[T.Xri.LYS3v%fF`68h;b-X[/En'CR.q7E)p'/kle2HM,u;^%OKC-N+Ll%F9CF<Nf'^#t2L,;27W:0O@6##U6W7:$rJfLWHj$#)woqBefIZ.PK<b*t7ed;p*_m;4ExK#h@&]>" |
4143 | "_>@kXQtMacfD.m-VAb8;IReM3$wf0''hra*so568'Ip&vRs849'MRYSp%:t:h5qSgwpEr$B>Q,;s(C#$)`svQuF$##-D,##,g68@2[T;.XSdN9Qe)rpt._K-#5wF)sP'##p#C0c%-Gb%" |
4144 | "hd+<-j'Ai*x&&HMkT]C'OSl##5RG[JXaHN;d'uA#x._U;.`PU@(Z3dt4r152@:v,'R.Sj'w#0<-;kPI)FfJ&#AYJ&#//)>-k=m=*XnK$>=)72L]0I%>.G690a:$##<,);?;72#?x9+d;" |
4145 | "^V'9;jY@;)br#q^YQpx:X#Te$Z^'=-=bGhLf:D6&bNwZ9-ZD#n^9HhLMr5G;']d&6'wYmTFmL<LD)F^%[tC'8;+9E#C$g%#5Y>q9wI>P(9mI[>kC-ekLC/R&CH+s'B;K-M6$EB%is00:" |
4146 | "+A4[7xks.LrNk0&E)wILYF@2L'0Nb$+pv<(2.768/FrY&h$^3i&@+G%JT'<-,v`3;_)I9M^AE]CN?Cl2AZg+%4iTpT3<n-&%H%b<FDj2M<hH=&Eh<2Len$b*aTX=-8QxN)k11IM1c^j%" |
4147 | "9s<L<NFSo)B?+<-(GxsF,^-Eh@$4dXhN$+#rxK8'je'D7k`e;)2pYwPA'_p9&@^18ml1^[@g4t*[JOa*[=Qp7(qJ_oOL^('7fB&Hq-:sf,sNj8xq^>$U4O]GKx'm9)b@p7YsvK3w^YR-" |
4148 | "CdQ*:Ir<($u&)#(&?L9Rg3H)4fiEp^iI9O8KnTj,]H?D*r7'M;PwZ9K0E^k&-cpI;.p/6_vwoFMV<->#%Xi.LxVnrU(4&8/P+:hLSKj$#U%]49t'I:rgMi'FL@a:0Y-uA[39',(vbma*" |
4149 | "hU%<-SRF`Tt:542R_VV$p@[p8DV[A,?1839FWdF<TddF<9Ah-6&9tWoDlh]&1SpGMq>Ti1O*H&#(AL8[_P%.M>v^-))qOT*F5Cq0`Ye%+$B6i:7@0IX<N+T+0MlMBPQ*Vj>SsD<U4JHY" |
4150 | "8kD2)2fU/M#$e.)T4,_=8hLim[&);?UkK'-x?'(:siIfL<$pFM`i<?%W(mGDHM%>iWP,##P`%/L<eXi:@Z9C.7o=@(pXdAO/NLQ8lPl+HPOQa8wD8=^GlPa8TKI1CjhsCTSLJM'/Wl>-" |
4151 | "S(qw%sf/@%#B6;/U7K]uZbi^Oc^2n<bhPmUkMw>%t<)'mEVE''n`WnJra$^TKvX5B>;_aSEK',(hwa0:i4G?.Bci.(X[?b*($,=-n<.Q%`(X=?+@Am*Js0&=3bh8K]mL<LoNs'6,'85`" |
4152 | "0?t/'_U59@]ddF<#LdF<eWdF<OuN/45rY<-L@&#+fm>69=Lb,OcZV/);TTm8VI;?%OtJ<(b4mq7M6:u?KRdF<gR@2L=FNU-<b[(9c/ML3m;Z[$oF3g)GAWqpARc=<ROu7cL5l;-[A]%/" |
4153 | "+fsd;l#SafT/f*W]0=O'$(Tb<[)*@e775R-:Yob%g*>l*:xP?Yb.5)%w_I?7uk5JC+FS(m#i'k.'a0i)9<7b'fs'59hq$*5Uhv##pi^8+hIEBF`nvo`;'l0.^S1<-wUK2/Coh58KKhLj" |
4154 | "M=SO*rfO`+qC`W-On.=AJ56>>i2@2LH6A:&5q`?9I3@@'04&p2/LVa*T-4<-i3;M9UvZd+N7>b*eIwg:CC)c<>nO&#<IGe;__.thjZl<%w(Wk2xmp4Q@I#I9,DF]u7-P=.-_:YJ]aS@V" |
4155 | "?6*C()dOp7:WL,b&3Rg/.cmM9&r^>$(>.Z-I&J(Q0Hd5Q%7Co-b`-c<N(6r@ip+AurK<m86QIth*#v;-OBqi+L7wDE-Ir8K['m+DDSLwK&/.?-V%U_%3:qKNu$_b*B-kp7NaD'QdWQPK" |
4156 | "Yq[@>P)hI;*_F]u`Rb[.j8_Q/<&>uu+VsH$sM9TA%?)(vmJ80),P7E>)tjD%2L=-t#fK[%`v=Q8<FfNkgg^oIbah*#8/Qt$F&:K*-(N/'+1vMB,u()-a.VUU*#[e%gAAO(S>WlA2);Sa" |
4157 | ">gXm8YB`1d@K#n]76-a$U,mF<fX]idqd)<3,]J7JmW4`6]uks=4-72L(jEk+:bJ0M^q-8Dm_Z?0olP1C9Sa&H[d&c$ooQUj]Exd*3ZM@-WGW2%s',B-_M%>%Ul:#/'xoFM9QX-$.QN'>" |
4158 | "[%$Z$uF6pA6Ki2O5:8w*vP1<-1`[G,)-m#>0`P&#eb#.3i)rtB61(o'$?X3B</R90;eZ]%Ncq;-Tl]#F>2Qft^ae_5tKL9MUe9b*sLEQ95C&`=G?@Mj=wh*'3E>=-<)Gt*Iw)'QG:`@I" |
4159 | "wOf7&]1i'S01B+Ev/Nac#9S;=;YQpg_6U`*kVY39xK,[/6Aj7:'1Bm-_1EYfa1+o&o4hp7KN_Q(OlIo@S%;jVdn0'1<Vc52=u`3^o-n1'g4v58Hj&6_t7$##?M)c<$bgQ_'SY((-xkA#" |
4160 | "Y(,p'H9rIVY-b,'%bCPF7.J<Up^,(dU1VY*5#WkTU>h19w,WQhLI)3S#f$2(eb,jr*b;3Vw]*7NH%$c4Vs,eD9>XW8?N]o+(*pgC%/72LV-u<Hp,3@e^9UB1J+ak9-TN/mhKPg+AJYd$" |
4161 | "MlvAF_jCK*.O-^(63adMT->W%iewS8W6m2rtCpo'RS1R84=@paTKt)>=%&1[)*vp'u+x,VrwN;&]kuO9JDbg=pO$J*.jVe;u'm0dr9l,<*wMK*Oe=g8lV_KEBFkO'oU]^=[-792#ok,)" |
4162 | "i]lR8qQ2oA8wcRCZ^7w/Njh;?.stX?Q1>S1q4Bn$)K1<-rGdO'$Wr.Lc.CG)$/*JL4tNR/,SVO3,aUw'DJN:)Ss;wGn9A32ijw%FL+Z0Fn.U9;reSq)bmI32U==5ALuG&#Vf1398/pVo" |
4163 | "1*c-(aY168o<`JsSbk-,1N;$>0:OUas(3:8Z972LSfF8eb=c-;>SPw7.6hn3m`9^Xkn(r.qS[0;T%&Qc=+STRxX'q1BNk3&*eu2;&8q$&x>Q#Q7^Tf+6<(d%ZVmj2bDi%.3L2n+4W'$P" |
4164 | "iDDG)g,r%+?,$@?uou5tSe2aN_AQU*<h`e-GI7)?OK2A.d7_c)?wQ5AS@DL3r#7fSkgl6-++D:'A,uq7SvlB$pcpH'q3n0#_%dY#xCpr-l<F0NR@-##FEV6NTF6##$l84N1w?AO>'IAO" |
4165 | "URQ##V^Fv-XFbGM7Fl(N<3DhLGF%q.1rC$#:T__&Pi68%0xi_&[qFJ(77j_&JWoF.V735&T,[R*:xFR*K5>>#`bW-?4Ne_&6Ne_&6Ne_&n`kr-#GJcM6X;uM6X;uM(.a..^2TkL%oR(#" |
4166 | ";u.T%fAr%4tJ8&><1=GHZ_+m9/#H1F^R#SC#*N=BA9(D?v[UiFY>>^8p,KKF.W]L29uLkLlu/+4T<XoIB&hx=T1PcDaB&;HH+-AFr?(m9HZV)FKS8JCw;SD=6[^/DZUL`EUDf]GGlG&>" |
4167 | "w$)F./^n3+rlo+DB;5sIYGNk+i1t-69Jg--0pao7Sm#K)pdHW&;LuDNH@H>#/X-TI(;P>#,Gc>#0Su>#4`1?#8lC?#<xU?#@.i?#D:%@#HF7@#LRI@#P_[@#Tkn@#Xw*A#]-=A#a9OA#" |
4168 | "d<F&#*;G##.GY##2Sl##6`($#:l:$#>xL$#B.`$#F:r$#JF.%#NR@%#R_R%#Vke%#Zww%#_-4^Rh%Sflr-k'MS.o?.5/sWel/wpEM0%3'/1)K^f1-d>G21&v(35>V`39V7A4=onx4" |
4169 | "A1OY5EI0;6Ibgr6M$HS7Q<)58C5w,;WoA*#[%T*#`1g*#d=#+#hI5+#lUG+#pbY+#tnl+#x$),#&1;,#*=M,#.I`,#2Ur,#6b.-#;w[H#iQtA#m^0B#qjBB#uvTB##-hB#'9$C#+E6C#" |
4170 | "/QHC#3^ZC#7jmC#;v)D#?,<D#C8ND#GDaD#KPsD#O]/E#g1A5#KA*1#gC17#MGd;#8(02#L-d3#rWM4#Hga1#,<w0#T.j<#O#'2#CYN1#qa^:#_4m3#o@/=#eG8=#t8J5#`+78#4uI-#" |
4171 | "m3B2#SB[8#Q0@8#i[*9#iOn8#1Nm;#^sN9#qh<9#:=x-#P;K2#$%X9#bC+.#Rg;<#mN=.#MTF.#RZO.#2?)4#Y#(/#[)1/#b;L/#dAU/#0Sv;#lY$0#n`-0#sf60#(F24#wrH0#%/e0#" |
4172 | "TmD<#%JSMFove:CTBEXI:<eh2g)B,3h2^G3i;#d3jD>)4kMYD4lVu`4m`:&5niUA5@(A5BA1]PBB:xlBCC=2CDLXMCEUtiCf&0g2'tN?PGT4CPGT4CPGT4CPGT4CPGT4CPGT4CPGT4CP" |
4173 | "GT4CPGT4CPGT4CPGT4CPGT4CPGT4CP-qekC`.9kEg^+F$kwViFJTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5KTB&5o,^<-28ZI'O?;xp" |
4174 | "O?;xpO?;xpO?;xpO?;xpO?;xpO?;xpO?;xpO?;xpO?;xpO?;xpO?;xpO?;xpO?;xp;7q-#lLYI:xvD=#" ; |
4175 | |
4176 | static const char* GetDefaultCompressedFontDataTTFBase85() |
4177 | { |
4178 | return proggy_clean_ttf_compressed_data_base85; |
4179 | } |
4180 | |
4181 | #endif // #ifndef IMGUI_DISABLE |
4182 | |