From aaf695a3fad8d84f3d9483a573732350445d453a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Samuel=20R=C3=B8dal?= Date: Fri, 25 Sep 2009 17:20:50 +0200 Subject: Made GL 2 paint engine waste less bits in clipping algorithm. --- src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp index 17b4808..c0959ae 100644 --- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp +++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp @@ -1710,7 +1710,7 @@ void QGL2PaintEngineExPrivate::writeClip(const QVectorPath &path, uint depth) updateMatrix(); if (q->state()->needsDepthBufferClear) { glDepthMask(true); - glClearDepth(rawDepth(2)); + glClearDepth(rawDepth(1)); glClear(GL_DEPTH_BUFFER_BIT); q->state()->needsDepthBufferClear = false; glDepthMask(false); @@ -1872,8 +1872,8 @@ void QGL2PaintEngineExPrivate::systemStateChanged() q->state()->depthTestEnabled = false; q->state()->needsDepthBufferClear = true; - q->state()->currentDepth = 1; - maxDepth = 4; + q->state()->currentDepth = 0; + maxDepth = 1; q->state()->rectangleClip = use_system_clip ? systemClip.boundingRect() : QRect(0, 0, width, height); updateDepthScissorTest(); @@ -1901,7 +1901,7 @@ void QGL2PaintEngineExPrivate::systemStateChanged() path.addRegion(systemClip); glDepthFunc(GL_ALWAYS); - writeClip(qtVectorPathForPath(q->state()->matrix.inverted().map(path)), 2); + writeClip(qtVectorPathForPath(q->state()->matrix.inverted().map(path)), 1); glDepthFunc(GL_LESS); glEnable(GL_DEPTH_TEST); @@ -1987,7 +1987,6 @@ QOpenGL2PaintEngineState::QOpenGL2PaintEngineState() { needsDepthBufferClear = true; depthTestEnabled = false; - currentDepth = 1; canRestoreClip = true; } -- cgit v0.12