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67 lines
2.4 KiB
67 lines
2.4 KiB
/****************************************************************************
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Copyright (c) 2020-2023 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 <memory>
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#include "gfx-base/GFXDef.h"
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#include "glslang/Public/ShaderLang.h"
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namespace cc {
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namespace gfx {
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class SPIRVUtils {
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public:
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static SPIRVUtils *getInstance() { return &instance; }
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void initialize(int vulkanMinorVersion);
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void destroy();
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void compileGLSL(ShaderStageFlagBit type, const ccstd::string &source);
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void compressInputLocations(gfx::AttributeList &attributes);
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inline uint32_t *getOutputData() {
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_shader.reset();
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_program.reset();
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return _output.data();
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}
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inline size_t getOutputSize() {
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return _output.size() * sizeof(uint32_t);
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}
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private:
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int _clientInputSemanticsVersion{0};
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glslang::EShTargetClientVersion _clientVersion{glslang::EShTargetClientVersion::EShTargetVulkan_1_0};
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glslang::EShTargetLanguageVersion _targetVersion{glslang::EShTargetLanguageVersion::EShTargetSpv_1_0};
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std::unique_ptr<glslang::TShader> _shader{nullptr};
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std::unique_ptr<glslang::TProgram> _program{nullptr};
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ccstd::vector<uint32_t> _output;
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static SPIRVUtils instance;
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};
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} // namespace gfx
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} // namespace cc
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