diff options
Diffstat (limited to 'src/gui/painting/qpainter.cpp')
| -rw-r--r-- | src/gui/painting/qpainter.cpp | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp index bf12c6b..270144b 100644 --- a/src/gui/painting/qpainter.cpp +++ b/src/gui/painting/qpainter.cpp @@ -38,6 +38,7 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ + // QtCore #include <qdebug.h> #include <qmath.h> @@ -1986,12 +1987,25 @@ QPaintEngine *QPainter::paintEngine() const endNativePainting(). Note that only the states the underlying paint engine changes will be reset - to their respective default states. If, for example, the OpenGL polygon - mode is changed by the user inside a beginNativePaint()/endNativePainting() - block, it will not be reset to the default state by endNativePainting(). + to their respective default states. The states we reset may change from + release to release. The following states are currently reset in the OpenGL + 2 engine: + + \list + \i blending is disabled + \i the depth, stencil and scissor tests are disabled + \i the active texture unit is reset to 0 + \i the depth mask, depth function and the clear depth are reset to their + default values + \i the stencil mask, stencil operation and stencil function are reset to + their default values + \i the current color is reset to solid white + \endlist - Here is an example that shows intermixing of painter commands - and raw OpenGL commands: + If, for example, the OpenGL polygon mode is changed by the user inside a + beginNativePaint()/endNativePainting() block, it will not be reset to the + default state by endNativePainting(). Here is an example that shows + intermixing of painter commands and raw OpenGL commands: \snippet doc/src/snippets/code/src_gui_painting_qpainter.cpp 21 |