mirror of https://github.com/axmolengine/axmol.git
79 lines
2.5 KiB
Objective-C
79 lines
2.5 KiB
Objective-C
/****************************************************************************
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Copyright (c) 2018-2019 Xiamen Yaji Software Co., Ltd.
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http://www.cocos2d-x.org
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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
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, 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 "../BlendState.h"
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#import <Metal/Metal.h>
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CC_BACKEND_BEGIN
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/**
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* @addtogroup _metal
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* @{
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*/
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/**
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* @brief Blend descriptor
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*/
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struct BlendDescriptorMTL
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{
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MTLColorWriteMask writeMask = MTLColorWriteMaskAll;
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bool blendEnabled = false;
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MTLBlendOperation rgbBlendOperation = MTLBlendOperationAdd;
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MTLBlendOperation alphaBlendOperation = MTLBlendOperationAdd;
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MTLBlendFactor sourceRGBBlendFactor = MTLBlendFactorOne;
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MTLBlendFactor destinationRGBBlendFactor = MTLBlendFactorZero;
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MTLBlendFactor sourceAlphaBlendFactor = MTLBlendFactorOne;
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MTLBlendFactor destinationAlphaBlendFactor = MTLBlendFactorZero;
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};
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/**
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* @brief a class of BlendStateMTL
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*/
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class BlendStateMTL : public BlendState
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{
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public:
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/// @name Constructor, Destructor and Initializers
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BlendStateMTL(const BlendDescriptor& descriptor);
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/// @name Setters & Getters
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/**
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* @brief get blend descritptor
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* @return return a const reference of BlendDescriptorMTL
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*/
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inline const BlendDescriptorMTL& getBlendDescriptorMTL() const { return _blendDescriptorMTL; }
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private:
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BlendDescriptorMTL _blendDescriptorMTL;
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};
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// end of metal group
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/** @}*/
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CC_BACKEND_END
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