MNN/source/backend/opengl/GLUnary.cpp

87 lines
2.6 KiB
C++

//
// GLUnary.cpp
// MNN
//
// Created by MNN on 2019/01/31.
// Copyright © 2018, Alibaba Group Holding Limited
//
#include "backend/opengl/GLUnary.hpp"
#include <sstream>
#include "AllShader.hpp"
#include "backend/opengl/GLBackend.hpp"
#include "core/Macro.h"
#include "core/TensorUtils.hpp"
namespace MNN {
namespace OpenGL {
GLUnary::GLUnary(const std::vector<Tensor *> &inputs, const Op *op, Backend *bn) : Execution(bn) {
mType = op->main_as_UnaryOp()->opType();
}
GLUnary::~GLUnary() {
}
ErrorCode GLUnary::onResize(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs) {
std::vector<std::string> prefix;
setLocalSize(prefix, mLocalSize, 8, 8, 1);
if (UnaryOpOperation_EXP == mType) {
prefix.push_back("#define EXP");
mProgram = ((GLBackend *)backend())->getProgram("unary_exp", glsl_unary_glsl, prefix);
}else{
MNN_PRINT("Not Supported Unary Operation: %d\n", mType);
}
return NO_ERROR;
}
ErrorCode GLUnary::onExecute(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs) {
auto input = inputs[0];
auto output = outputs[0];
std::vector<int> inputShape = tensorShapeFormat(input);
std::vector<int> outputShape = tensorShapeFormat(output);
int ib = inputShape.at(0);
int ih = inputShape.at(1);
int iw = inputShape.at(2);
int ic = inputShape.at(3);
int ic_4 = UP_DIV(ic, 4);
mProgram->useProgram();
glBindImageTexture(0, output->deviceId(), 0, GL_TRUE, 0, GL_WRITE_ONLY, ((GLBackend *)backend())->getTextrueFormat());
{
int texId = 0;
glActiveTexture(GL_TEXTURE0 + texId);
glUniform1i(1, texId);
glBindTexture(GL_TEXTURE_3D, input->deviceId());
OPENGL_CHECK_ERROR;
}
glUniform4i(3, iw, ih, ic_4, 1);
OPENGL_CHECK_ERROR;
((GLBackend *)backend())->compute(UP_DIV(iw, mLocalSize[0]), UP_DIV(ih, mLocalSize[1]), UP_DIV(ic_4, mLocalSize[2]));
return NO_ERROR;
}
class UnaryCreator : public GLBackend::Creator {
public:
virtual ~UnaryCreator() = default;
virtual Execution *onCreate(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs,
const MNN::Op *op, Backend *backend) const override {
auto type = op->main_as_UnaryOp()->opType();
if (UnaryOpOperation_EXP == type) {
return new GLUnary(inputs, op, backend);
}else{
MNN_PRINT("Not Supported Unary Operation: %d\n", type);
return nullptr;
}
}
};
GLCreatorRegister<UnaryCreator> __unary_op(OpType_UnaryOp);
} // namespace OpenGL
} // namespace MNN