Files
oak-editor/app/render/backend/renderer.cpp
T
2020-11-11 21:53:24 +11:00

114 lines
3.4 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#include "renderer.h"
#include <QFloat16>
#include "common/ocioutils.h"
#include "render/colormanager.h"
OLIVE_NAMESPACE_ENTER
Renderer::Renderer(QObject *parent) :
QObject(parent)
{
}
Renderer::TexturePtr Renderer::CreateTexture(const VideoParams &param, void *data, int linesize)
{
QVariant v = CreateNativeTexture(param, data, linesize);
if (v.isNull()) {
return nullptr;
}
return std::make_shared<Texture>(this, v, param);
}
// copied from source code to OCIODisplay
/*const int OCIO_LUT3D_EDGE_SIZE = 64;
const int OCIO_LUT3D_PIXEL_COUNT = OCIO_LUT3D_EDGE_SIZE*OCIO_LUT3D_EDGE_SIZE*OCIO_LUT3D_EDGE_SIZE;
const int OCIO_LUT3D_ENTRY_COUNT = 3 * OCIO_LUT3D_PIXEL_COUNT;
const int OCIO_LUT3D_ENTRY_COUNT_WITH_ALPHA = 4 * OCIO_LUT3D_PIXEL_COUNT;
const int OCIO_LUT2D_EDGE_SIZE = 512;*/
void Renderer::BlitColorManaged(ColorProcessorPtr color_processor, TexturePtr source, Texture *destination, bool flipped)
{
qDebug() << "BlitColorManaged is a partial stub";
QVariant shader = CreateNativeShader(ShaderCode(FileFunctions::ReadFileAsString(":/shaders/default.frag"), FileFunctions::ReadFileAsString(":/shaders/default.vert")));
ShaderJob job;
job.InsertValue(QStringLiteral("ove_maintex"), ShaderValue(QVariant::fromValue(source), NodeParam::kTexture));
if (flipped) {
QMatrix4x4 mat;
mat.scale(1, -1, 1);
job.SetMatrix(mat);
}
BlitToTexture(shader, job, destination);
DestroyNativeShader(shader);
}
void Renderer::BlitColorManaged(ColorProcessorPtr color_processor, TexturePtr source, VideoParams params, bool flipped)
{
qDebug() << "BlitColorManaged is a partial stub";
/*ColorContext color_ctx;
if (color_cache_.contains(color_processor->id())) {
color_ctx = color_cache_.value(color_processor->id());
} else {
// Create shader description
const char* ocio_func_name = "OCIODisplay";
OCIO::GpuShaderDescRcPtr shader_desc = OCIO::GpuShaderDesc::CreateShaderDesc();
shader_desc->setLanguage(OCIO::GPU_LANGUAGE_GLSL_1_2);
shader_desc->setFunctionName(ocio_func_name);
shader_desc->setResourcePrefix("ocio_");
// Generate shader
color_processor->GetProcessor()->getDefaultGPUProcessor()->extractGpuShaderInfo(shader_desc);
qDebug() << "Shader:" << shader_desc->getShaderText();
}*/
QVariant shader = CreateNativeShader(ShaderCode(FileFunctions::ReadFileAsString(":/shaders/default.frag"), FileFunctions::ReadFileAsString(":/shaders/default.vert")));
ShaderJob job;
job.InsertValue(QStringLiteral("ove_maintex"), ShaderValue(QVariant::fromValue(source), NodeParam::kTexture));
if (flipped) {
QMatrix4x4 mat;
mat.scale(1, -1, 1);
job.SetMatrix(mat);
}
Blit(shader, job, params);
DestroyNativeShader(shader);
}
OLIVE_NAMESPACE_EXIT