63 lines
2.1 KiB
C++
63 lines
2.1 KiB
C++
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#include "BlurredBoxMaterialShader.h"
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#include "BlurredBoxMaterial.h"
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BlurredBoxMaterialShader::BlurredBoxMaterialShader()
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{
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setShaderSourceFile( QOpenGLShader::Vertex, ":/shaders/blurredbox.vert" );
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setShaderSourceFile( QOpenGLShader::Fragment, ":/shaders/blurredbox.frag" );
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}
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const char* const* BlurredBoxMaterialShader::attributeNames() const
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{
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static char const* const names[] = { "in_vertex", "in_coord", nullptr };
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return names;
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}
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void BlurredBoxMaterialShader::initialize()
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{
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QSGMaterialShader::initialize();
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auto p = program();
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m_matrixId = p->uniformLocation( "matrix" );
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m_rectOpacityId = p->uniformLocation( "rectOpacity" );
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m_rectCornerRadiiId = p->uniformLocation( "rectCornerRadii" );
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m_blurDirectionsId = p->uniformLocation( "blurDirections" );
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m_blurQualityId = p->uniformLocation( "blurQuality" );
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m_rectOnScreen = p->uniformLocation( "rectOnScreen" );
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m_rectOfScreen = p->uniformLocation( "rectOfScreen" );
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m_blurSizeId = p->uniformLocation( "blurSize" );
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}
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void BlurredBoxMaterialShader::updateState(
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const RenderState& state, QSGMaterial* newMaterial, QSGMaterial* oldMaterial )
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{
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auto p = program();
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if ( state.isMatrixDirty() )
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{
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p->setUniformValue( m_matrixId, state.combinedMatrix() );
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}
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if ( state.isOpacityDirty() )
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{
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p->setUniformValue( m_rectOpacityId, state.opacity() );
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}
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bool updateMaterial = ( oldMaterial == nullptr ) || newMaterial->compare( oldMaterial ) != 0;
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updateMaterial |= state.isCachedMaterialDataDirty();
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if ( updateMaterial )
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{
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auto material = dynamic_cast< const BlurredBoxMaterial* >( newMaterial );
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p->setUniformValue( m_rectCornerRadiiId, material->m_rectCornerRadii );
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p->setUniformValue( m_rectOfScreen, material->m_rectOfScreen );
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p->setUniformValue( m_rectOnScreen, material->m_rectOnScreen );
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p->setUniformValue( m_blurDirectionsId, material->m_blurDirections );
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p->setUniformValue( m_blurQualityId, material->m_blurQuality );
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p->setUniformValue( m_blurSizeId, material->m_blurSize );
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}
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}
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