gecko-dev/gfx/layers/mlgpu/UtilityMLGPU.h

43 строки
1.2 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_gfx_layers_mlgpu_UtilityMLGPU_h
#define mozilla_gfx_layers_mlgpu_UtilityMLGPU_h
#include "mozilla/Assertions.h"
#include "mozilla/MathAlgorithms.h"
namespace mozilla {
namespace layers {
template <size_t T> struct AlignUp
{
static inline size_t calc(size_t aAmount) {
MOZ_ASSERT(IsPowerOfTwo(T), "alignment must be a power of two");
return aAmount + ((T - (aAmount % T)) % T);
}
};
template <> struct AlignUp<0>
{
static inline size_t calc(size_t aAmount) {
return aAmount;
}
};
} // namespace layers
} // namespace mozilla
#ifdef ENABLE_AL_LOGGING
# define AL_LOG(...) printf_stderr("AL: " __VA_ARGS__)
# define AL_LOG_IF(cond, ...) do { if (cond) { printf_stderr("AL: " __VA_ARGS__); } } while(0)
#else
# define AL_LOG(...)
# define AL_LOG_IF(...)
#endif
#endif // mozilla_gfx_layers_mlgpu_UtilityMLGPU_h