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84 lines
3.2 KiB
84 lines
3.2 KiB
/****************************************************************************
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Copyright (c) 2019-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include "gfx-base/GFXBuffer.h"
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#import <Metal/MTLBuffer.h>
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#import <Metal/MTLRenderCommandEncoder.h>
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#import <Metal/MTLStageInputOutputDescriptor.h>
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namespace cc {
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namespace gfx {
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class CCMTLCommandEncoder;
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struct CCMTLGPUBuffer;
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class CCMTLBuffer final : public Buffer {
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public:
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explicit CCMTLBuffer();
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~CCMTLBuffer();
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CCMTLBuffer(const CCMTLBuffer &) = delete;
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CCMTLBuffer(CCMTLBuffer &&) = delete;
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CCMTLBuffer &operator=(const CCMTLBuffer &) = delete;
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CCMTLBuffer &operator=(CCMTLBuffer &&) = delete;
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void update(const void *buffer, uint32_t offset) override;
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void encodeBuffer(CCMTLCommandEncoder &encoder, uint32_t offset, uint32_t binding, ShaderStageFlags stages);
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uint32_t currentOffset() const;
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id<MTLBuffer> mtlBuffer() const;
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inline CCMTLGPUBuffer *gpuBuffer() { return _gpuBuffer; }
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inline MTLIndexType getIndexType() const { return _indexType; }
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inline bool isDrawIndirectByIndex() const { return _isDrawIndirectByIndex; }
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inline const DrawInfoList &getDrawInfos() const { return _drawInfos; }
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protected:
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void doInit(const BufferInfo &info) override;
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void doInit(const BufferViewInfo &info) override;
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void doDestroy() override;
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void doResize(uint32_t size, uint32_t count) override;
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bool createMTLBuffer(uint32_t size, MemoryUsage usage);
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void updateMTLBuffer(const void *buffer, uint32_t offset, uint32_t size);
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MTLIndexType _indexType = MTLIndexTypeUInt16;
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MTLResourceOptions _mtlResourceOptions = MTLResourceStorageModePrivate;
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bool _isIndirectDrawSupported = false;
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uint32_t _bufferViewOffset = 0;
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uint8_t _lastUpdateCycle{0};
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bool _isDrawIndirectByIndex = false;
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ccstd::vector<MTLDrawIndexedPrimitivesIndirectArguments> _indexedPrimitivesIndirectArguments;
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ccstd::vector<MTLDrawPrimitivesIndirectArguments> _primitiveIndirectArguments;
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DrawInfoList _drawInfos;
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CCMTLGPUBuffer *_gpuBuffer = nullptr;
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};
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} // namespace gfx
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} // namespace cc
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