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50
51#include "finaleffect.h"
52
53#include <Qt3DRender/QGraphicsApiFilter>
54#include <Qt3DRender/QShaderProgram>
55#include <QUrl>
56
57QT_BEGIN_NAMESPACE
58
59FinalEffect::FinalEffect(Qt3DCore::QNode *parent)
60 : Qt3DRender::QEffect(parent)
61 , m_gl3Technique(new Qt3DRender::QTechnique())
62 , m_gl2Technique(new Qt3DRender::QTechnique())
63 , m_gl2Pass(new Qt3DRender::QRenderPass())
64 , m_gl3Pass(new Qt3DRender::QRenderPass())
65 , m_passCriterion(new Qt3DRender::QFilterKey(this))
66{
67 m_gl3Technique->graphicsApiFilter()->setApi(Qt3DRender::QGraphicsApiFilter::OpenGL);
68 m_gl3Technique->graphicsApiFilter()->setMajorVersion(3);
69 m_gl3Technique->graphicsApiFilter()->setMinorVersion(1);
70 m_gl3Technique->graphicsApiFilter()->setProfile(Qt3DRender::QGraphicsApiFilter::CoreProfile);
71
72 m_gl2Technique->graphicsApiFilter()->setApi(Qt3DRender::QGraphicsApiFilter::OpenGL);
73 m_gl2Technique->graphicsApiFilter()->setMajorVersion(2);
74 m_gl2Technique->graphicsApiFilter()->setMinorVersion(0);
75 m_gl2Technique->graphicsApiFilter()->setProfile(Qt3DRender::QGraphicsApiFilter::NoProfile);
76
77 m_passCriterion->setName(QStringLiteral("pass"));
78 m_passCriterion->setValue(QStringLiteral("final"));
79
80 Qt3DRender::QShaderProgram *gl3Shader = new Qt3DRender::QShaderProgram();
81 gl3Shader->setVertexShaderCode(gl3Shader->loadSource(sourceUrl: QUrl(QStringLiteral("qrc:/final_gl3.vert"))));
82 gl3Shader->setFragmentShaderCode(gl3Shader->loadSource(sourceUrl: QUrl(QStringLiteral("qrc:/final_gl3.frag"))));
83
84 m_gl3Pass->addFilterKey(filterKey: m_passCriterion);
85 m_gl3Pass->setShaderProgram(gl3Shader);
86 m_gl3Technique->addRenderPass(pass: m_gl3Pass);
87
88 Qt3DRender::QShaderProgram *gl2Shader = new Qt3DRender::QShaderProgram();
89 gl2Shader->setVertexShaderCode(gl2Shader->loadSource(sourceUrl: QUrl(QStringLiteral("qrc:/final_gl2.vert"))));
90 gl2Shader->setFragmentShaderCode(gl2Shader->loadSource(sourceUrl: QUrl(QStringLiteral("qrc:/final_gl2.frag"))));
91
92 m_gl2Pass->addFilterKey(filterKey: m_passCriterion);
93 m_gl2Pass->setShaderProgram(gl2Shader);
94 m_gl2Technique->addRenderPass(pass: m_gl2Pass);
95
96 addTechnique(t: m_gl3Technique);
97 addTechnique(t: m_gl2Technique);
98}
99
100QList<Qt3DRender::QFilterKey *> FinalEffect::passCriteria() const
101{
102 return QList<Qt3DRender::QFilterKey *>() << m_passCriterion;
103}
104
105QT_END_NAMESPACE
106

source code of qt3d/tests/manual/deferred-renderer-cpp/finaleffect.cpp