1// Copyright (c) 2015-2016 The Khronos Group Inc.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#ifndef SOURCE_MACRO_H_
16#define SOURCE_MACRO_H_
17
18// Evaluates to the number of elements of array A.
19//
20// If we could use constexpr, then we could make this a template function.
21// If the source arrays were std::array, then we could have used
22// std::array::size.
23#define ARRAY_SIZE(A) (static_cast<uint32_t>(sizeof(A) / sizeof(A[0])))
24
25#endif // SOURCE_MACRO_H_
26