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// Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include "sceneeffect.h"
#include <Qt3DRender/QGraphicsApiFilter>
#include <Qt3DRender/QShaderProgram>
#include <QUrl>
QT_BEGIN_NAMESPACE
SceneEffect::SceneEffect(Qt3DCore::QNode *parent)
: Qt3DRender::QEffect(parent)
, m_gl3Technique(new Qt3DRender::QTechnique())
, m_gl2Technique(new Qt3DRender::QTechnique())
, m_gl2Pass(new Qt3DRender::QRenderPass())
, m_gl3Pass(new Qt3DRender::QRenderPass())
, m_passCriterion(new Qt3DRender::QFilterKey(this))
{
m_gl3Technique->graphicsApiFilter()->setProfile(Qt3DRender::QGraphicsApiFilter::CoreProfile);
m_gl3Technique->graphicsApiFilter()->setApi(Qt3DRender::QGraphicsApiFilter::OpenGL);
m_gl3Technique->graphicsApiFilter()->setMajorVersion(3);
m_gl3Technique->graphicsApiFilter()->setMinorVersion(1);
m_gl2Technique->graphicsApiFilter()->setApi(Qt3DRender::QGraphicsApiFilter::OpenGL);
m_gl2Technique->graphicsApiFilter()->setMajorVersion(2);
m_gl2Technique->graphicsApiFilter()->setMinorVersion(0);
m_gl2Technique->graphicsApiFilter()->setProfile(Qt3DRender::QGraphicsApiFilter::NoProfile);
m_passCriterion->setName(QStringLiteral("pass"));
m_passCriterion->setValue(QStringLiteral("geometry"));
Qt3DRender::QShaderProgram *gl3Shader = new Qt3DRender::QShaderProgram();
gl3Shader->setVertexShaderCode(Qt3DRender::QShaderProgram::loadSource(QUrl(QStringLiteral("qrc:/geometry_gl3.vert"))));
gl3Shader->setFragmentShaderCode(Qt3DRender::QShaderProgram::loadSource(QUrl(QStringLiteral("qrc:/geometry_gl3.frag"))));
m_gl3Pass->addFilterKey(m_passCriterion);
m_gl3Pass->setShaderProgram(gl3Shader);
m_gl3Technique->addRenderPass(m_gl3Pass);
Qt3DRender::QShaderProgram *gl2Shader = new Qt3DRender::QShaderProgram();
gl2Shader->setVertexShaderCode(Qt3DRender::QShaderProgram::loadSource(QUrl(QStringLiteral("qrc:/geometry_gl2.vert"))));
gl2Shader->setFragmentShaderCode(Qt3DRender::QShaderProgram::loadSource(QUrl(QStringLiteral("qrc:/geometry_gl2.frag"))));
m_gl2Pass->addFilterKey(m_passCriterion);
m_gl2Pass->setShaderProgram(gl2Shader);
m_gl2Technique->addRenderPass(m_gl2Pass);
addTechnique(m_gl3Technique);
addTechnique(m_gl2Technique);
}
QList<Qt3DRender::QFilterKey *> SceneEffect::passCriteria() const
{
return { m_passCriterion };
}
QT_END_NAMESPACE
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