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alignment fixed, when having a devicePixelRatio

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This commit is contained in:
Uwe Rathmann 2023-11-24 11:21:50 +01:00
parent e7752a25f9
commit f3a1de5b00
1 changed files with 8 additions and 9 deletions
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17
src/nodes/QskBasicLinesNode.cpp
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@ -82,18 +82,15 @@ namespace
if ( state.isMatrixDirty() || ( matOld == nullptr ) if ( state.isMatrixDirty() || ( matOld == nullptr )
|| ( matNew->m_pixelAlignment != matOld->m_pixelAlignment ) ) || ( matNew->m_pixelAlignment != matOld->m_pixelAlignment ) )
{ {
/* const auto r = state.viewportRect();
We do not need to upload the size as it is available
from the matrix. But the shader needs to know wether to
round or not TODO ...
*/
QVector2D size; QVector2D size;
if ( matNew->m_pixelAlignment & Qt::Horizontal ) if ( matNew->m_pixelAlignment & Qt::Horizontal )
size.setX( 2.0 / matrix( 0, 0 ) ); size.setX( r.width() );
if ( matNew->m_pixelAlignment & Qt::Vertical ) if ( matNew->m_pixelAlignment & Qt::Vertical )
size.setY( -2.0 / matrix( 1, 1 ) ); size.setY( r.height() );
memcpy( data + 80, &size, 8 ); memcpy( data + 80, &size, 8 );
changed = true; changed = true;
@ -162,13 +159,15 @@ namespace
p->setUniformValue( m_colorId, material->m_color ); p->setUniformValue( m_colorId, material->m_color );
const auto r = state.viewportRect();
QVector2D size; QVector2D size;
if ( material->m_pixelAlignment & Qt::Horizontal ) if ( material->m_pixelAlignment & Qt::Horizontal )
size.setX( 2.0 / matrix( 0, 0 ) ); size.setX( r.width() );
if ( material->m_pixelAlignment & Qt::Vertical ) if ( material->m_pixelAlignment & Qt::Vertical )
size.setY( -2.0 / matrix( 1, 1 ) ); size.setY( r.height() );
p->setUniformValue( m_sizeId, size ); p->setUniformValue( m_sizeId, size );
} }