MNN/source/backend/opengl/execution/GLSqueeze.cpp

66 lines
1.8 KiB
C++

//
// GLSqueeze.cpp
// MNN
//
// Created by MNN on 2019/01/31.
// Copyright © 2018, Alibaba Group Holding Limited
//
#include "GLSqueeze.hpp"
#include <sstream>
#include "AllShader.hpp"
#include "GLBackend.hpp"
#include "Macro.h"
#include "TensorUtils.hpp"
namespace MNN {
namespace OpenGL {
GLSqueeze::GLSqueeze(const std::vector<Tensor *> &inputs, const Op *op, Backend *bn) : Execution(bn) {
}
GLSqueeze::~GLSqueeze() {
}
ErrorCode GLSqueeze::onResize(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs) {
auto input = inputs[0];
auto output = outputs[0];
std::vector<std::string> prefix;
setLocalSize(prefix, mLocalSize, 8, 8, 1);
mProgram = ((GLBackend *)backend())->getProgram("suqeeze", glsl_image_copy_glsl, prefix);
return NO_ERROR;
}
ErrorCode GLSqueeze::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);
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, TEXTURE_FORMAT);
{
int texId = 0;
glActiveTexture(GL_TEXTURE0 + texId);
glUniform1i(1, texId);
glBindTexture(GL_TEXTURE_3D, input->deviceId());
OPENGL_CHECK_ERROR;
}
glUniform4i(2, iw, ih, ic_4, ib);
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;
}
GLCreatorRegister<TypedCreator<GLSqueeze>> __squeeze_op(OpType_Squeeze);
} // namespace OpenGL
} // namespace MNN