diff options
Diffstat (limited to 'src/plugins/platforms/cocoa/qcocoaglcontext.mm')
-rw-r--r-- | src/plugins/platforms/cocoa/qcocoaglcontext.mm | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoaglcontext.mm b/src/plugins/platforms/cocoa/qcocoaglcontext.mm index 7b124ea517..ba7d12ce30 100644 --- a/src/plugins/platforms/cocoa/qcocoaglcontext.mm +++ b/src/plugins/platforms/cocoa/qcocoaglcontext.mm @@ -197,8 +197,15 @@ NSOpenGLPixelFormat *QCocoaGLContext::pixelFormatForSurfaceFormat(const QSurface attrs << NSOpenGLPFAStencilSize << format.stencilBufferSize(); if (format.alphaBufferSize() > 0) attrs << NSOpenGLPFAAlphaSize << format.alphaBufferSize(); - if (format.redBufferSize() > 0 && format.greenBufferSize() > 0 && format.blueBufferSize() > 0) { - const int colorSize = format.redBufferSize() + format.greenBufferSize() + format.blueBufferSize(); + + auto rbz = format.redBufferSize(); + auto gbz = format.greenBufferSize(); + auto bbz = format.blueBufferSize(); + if (rbz > 0 || gbz > 0 || bbz > 0) { + auto fallbackSize = qMax(rbz, qMax(gbz, bbz)); + auto colorSize = (rbz > 0 ? rbz : fallbackSize) + + (gbz > 0 ? gbz : fallbackSize) + + (bbz > 0 ? bbz : fallbackSize); attrs << NSOpenGLPFAColorSize << colorSize << NSOpenGLPFAMinimumPolicy; } |