returning the effective ( not the intended ) size of the texture
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ccb79967f4
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@ -75,6 +75,7 @@ namespace
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void setProjection( const QRectF& );
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void setTextureSize( const QSize& );
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QSize textureSize() const;
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protected:
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void nodeChanged( QSGNode*, QSGNode::DirtyState ) override;
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@ -182,6 +183,11 @@ namespace
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setViewportRect( r );
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}
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QSize Renderer::textureSize() const
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{
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return m_fbo ? m_fbo->size() : QSize();
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}
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void Renderer::render()
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{
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m_dirty = false;
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@ -314,6 +320,22 @@ class QskSceneTexturePrivate final : public QSGTexturePrivate
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{ return renderer ? renderer->rhiTexture() : nullptr; }
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#endif
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QSize pixelSize() const
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{
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QSize size( qCeil( rect.width() ), qCeil( rect.height() ) );
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size *= devicePixelRatio;
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const QSize minSize = context->sceneGraphContext()->minimumFBOSize();
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while ( size.width() < minSize.width() )
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size.rwidth() *= 2;
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while ( size.height() < minSize.height() )
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size.rheight() *= 2;
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return size;
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}
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QRectF rect;
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const qreal devicePixelRatio;
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@ -347,19 +369,7 @@ const QSGGeometryNode* QskSceneTexture::textureNode() const
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QSize QskSceneTexture::textureSize() const
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{
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Q_D( const QskSceneTexture );
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QSize size( qCeil( d->rect.width() ), qCeil( d->rect.height() ) );
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size *= d->devicePixelRatio;
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const QSize minSize = d->context->sceneGraphContext()->minimumFBOSize();
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while ( size.width() < minSize.width() )
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size.rwidth() *= 2;
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while ( size.height() < minSize.height() )
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size.rheight() *= 2;
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return size;
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return d->renderer ? d->renderer->textureSize() : QSize();
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}
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void QskSceneTexture::render( const QSGRootNode* rootNode,
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@ -379,7 +389,7 @@ void QskSceneTexture::render( const QSGRootNode* rootNode,
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d->renderer->setFinalNode( const_cast< QSGTransformNode* >( finalNode ) );
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d->renderer->setProjection( d->rect );
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d->renderer->setTextureSize( textureSize() );
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d->renderer->setTextureSize( d->pixelSize() );
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d->renderer->renderScene();
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}
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