Merge branch '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.6-integration

* '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2:
  Reset the GL stencil mask, op and function in resetGLState().
  Fix performance regression in _q_polishItems.
  Fixed indentation and typo.
  Fixed bug in boxes demo occuring with certain OpenGL drivers.
  Remove unnecessary call to QWidget::setAttribute().
  Avoid a deep copy of QImage::bits() in the png writer

1 files changed, 4 insertions, 2 deletions

diff --git a/demos/boxes/scene.cpp b/demos/boxes/scene.cpp
index 452f4ef..9b36b81 100644
--- a/demos/boxes/scene.cpp
+++ b/demos/boxes/scene.cpp
@@ -653,7 +653,8 @@ void Scene::initGL()
 
 static void loadMatrix(const QMatrix4x4& m)
 {
-    GLfloat mat[16];
+    // static to prevent glLoadMatrixf to fail on certain drivers
+    static GLfloat mat[16];
     const qreal *data = m.constData();
     for (int index = 0; index < 16; ++index)
         mat[index] = data[index];
@@ -662,7 +663,8 @@ static void loadMatrix(const QMatrix4x4& m)
 
 static void multMatrix(const QMatrix4x4& m)
 {
-    GLfloat mat[16];
+    // static to prevent glMultMatrixf to fail on certain drivers
+    static GLfloat mat[16];
     const qreal *data = m.constData();
     for (int index = 0; index < 16; ++index)
         mat[index] = data[index];