mirror of https://github.com/alibaba/MNN.git
41 lines
1.4 KiB
C++
41 lines
1.4 KiB
C++
//
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// GLUtils.cpp
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// MNN
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//
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// Created by MNN on 2019/01/31.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#include "backend/opengl/GLUtils.hpp"
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#include "backend/opengl/GLBackend.hpp"
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#include <sstream>
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namespace MNN {
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namespace OpenGL {
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void setLocalSize(std::vector<std::string>& prefix, int* localSize, int setLocalSizeX, int setLocalSizeY, int setLocalSizeZ){
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GLint maxLocalSizeX, maxLocalSizeY, maxLocalSizeZ;
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glGetIntegeri_v(GL_MAX_COMPUTE_WORK_GROUP_SIZE, 0, &maxLocalSizeX);
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glGetIntegeri_v(GL_MAX_COMPUTE_WORK_GROUP_SIZE, 1, &maxLocalSizeY);
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glGetIntegeri_v(GL_MAX_COMPUTE_WORK_GROUP_SIZE, 2, &maxLocalSizeZ);
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localSize[0] = setLocalSizeX < maxLocalSizeX ? setLocalSizeX : maxLocalSizeX;
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localSize[1] = setLocalSizeY < maxLocalSizeY ? setLocalSizeY : maxLocalSizeY;
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localSize[2] = setLocalSizeZ < maxLocalSizeZ ? setLocalSizeZ : maxLocalSizeZ;
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{
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std::ostringstream os;
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os << "#define XLOCAL " << localSize[0];
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prefix.push_back(os.str());
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}
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{
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std::ostringstream os;
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os << "#define YLOCAL " << localSize[1];
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prefix.push_back(os.str());
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}
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{
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std::ostringstream os;
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os << "#define ZLOCAL " << localSize[2];
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prefix.push_back(os.str());
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}
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}
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} // namespace OpenGL
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} // namespace MNN
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