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Diffstat (limited to 'src/3rdparty/angle/src/common/MemoryBuffer.h')
-rw-r--r-- | src/3rdparty/angle/src/common/MemoryBuffer.h | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/src/3rdparty/angle/src/common/MemoryBuffer.h b/src/3rdparty/angle/src/common/MemoryBuffer.h deleted file mode 100644 index f76b9ee62e..0000000000 --- a/src/3rdparty/angle/src/common/MemoryBuffer.h +++ /dev/null @@ -1,77 +0,0 @@ -// -// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. -// - -#ifndef COMMON_MEMORYBUFFER_H_ -#define COMMON_MEMORYBUFFER_H_ - -#include "common/Optional.h" -#include "common/angleutils.h" -#include "common/debug.h" - -#include <stdint.h> -#include <cstddef> - -namespace angle -{ - -class MemoryBuffer final : NonCopyable -{ - public: - MemoryBuffer(); - ~MemoryBuffer(); - - MemoryBuffer(MemoryBuffer &&other); - MemoryBuffer &operator=(MemoryBuffer &&other); - - bool resize(size_t size); - size_t size() const { return mSize; } - bool empty() const { return mSize == 0; } - - const uint8_t *data() const { return mData; } - uint8_t *data() - { - ASSERT(mData); - return mData; - } - - void fill(uint8_t datum); - - private: - size_t mSize; - uint8_t *mData; -}; - -class ScratchBuffer final : NonCopyable -{ - public: - // If we request a scratch buffer requesting a smaller size this many times, release and - // recreate the scratch buffer. This ensures we don't have a degenerate case where we are stuck - // hogging memory. - ScratchBuffer(uint32_t lifetime); - ~ScratchBuffer(); - - // Returns true with a memory buffer of the requested size, or false on failure. - bool get(size_t requestedSize, MemoryBuffer **memoryBufferOut); - - // Same as get, but ensures new values are initialized to a fixed constant. - bool getInitialized(size_t requestedSize, MemoryBuffer **memoryBufferOut, uint8_t initValue); - - // Ticks the release counter for the scratch buffer. Also done implicitly in get(). - void tick(); - - void clear(); - - private: - bool getImpl(size_t requestedSize, MemoryBuffer **memoryBufferOut, Optional<uint8_t> initValue); - - const uint32_t mLifetime; - uint32_t mResetCounter; - MemoryBuffer mScratchMemory; -}; - -} // namespace angle - -#endif // COMMON_MEMORYBUFFER_H_ |