[Differential] [Commented On] D3502: Provide scale offset to WindowVertex calculation

[graesslin (Martin Gräßlin)]

graesslin added a comment.


  In https://phabricator.kde.org/D3502#65291, @davidedmundson wrote:
  
  > > What about using a textureMatrix and do the mapping in the shader?
  >
  > In an earlier version I did have
  >
  >   Scene::renderWindow
  >   if (node == ContentLeaf) {    setScale(topLevel->scale);  }
  >   
  >
  > which I think is effectively what you're suggesting?
  
  
  no, I suggest using a TextureMatrix and do the scaling through the matrix. We used to have a texture matrix by default in the shaders, but seems we don't use it any more.

REPOSITORY
  rKWIN KWin

REVISION DETAIL
  https://phabricator.kde.org/D3502

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To: davidedmundson, #plasma, graesslin
Cc: graesslin, plasma-devel, kwin, lesliezhai, ali-mohamed, hardening, jensreuterberg, abetts, sebas
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