diff options
Diffstat (limited to 'src/quick/scenegraph/qsgdefaultcontext.cpp')
| -rw-r--r-- | src/quick/scenegraph/qsgdefaultcontext.cpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/quick/scenegraph/qsgdefaultcontext.cpp b/src/quick/scenegraph/qsgdefaultcontext.cpp index 5813844cd2..70b74b8877 100644 --- a/src/quick/scenegraph/qsgdefaultcontext.cpp +++ b/src/quick/scenegraph/qsgdefaultcontext.cpp @@ -221,8 +221,14 @@ QSurfaceFormat QSGDefaultContext::defaultSurfaceFormat() const static bool useDepth = qEnvironmentVariableIsEmpty("QSG_NO_DEPTH_BUFFER"); static bool useStencil = qEnvironmentVariableIsEmpty("QSG_NO_STENCIL_BUFFER"); static bool enableDebug = qEnvironmentVariableIsSet("QSG_OPENGL_DEBUG"); - format.setDepthBufferSize(useDepth ? 24 : 0); - format.setStencilBufferSize(useStencil ? 8 : 0); + if (useDepth && format.depthBufferSize() == -1) + format.setDepthBufferSize(24); + else if (!useDepth) + format.setDepthBufferSize(0); + if (useStencil && format.stencilBufferSize() == -1) + format.setStencilBufferSize(8); + else if (!useStencil) + format.setStencilBufferSize(0); if (enableDebug) format.setOption(QSurfaceFormat::DebugContext); if (QQuickWindow::hasDefaultAlphaBuffer()) |