macos: force pixel format without depth/stencil

We don't need either depth or stencil buffers, so we want a pixel format
without them so that things like glClear() can do less work.

diff --git a/gdk/macos/gdkmacosglcontext.c b/gdk/macos/gdkmacosglcontext.c
index 60e4436171ae04957d0f90db9496beb43a9a274d..b062196ba8e7471c045df607b47ab3f584259573 100644 (file)
--- a/gdk/macos/gdkmacosglcontext.c
+++ b/gdk/macos/gdkmacosglcontext.c
@@ -330,6 +330,8 @@ create_pixel_format (int      major,
   CGLPixelFormatAttribute attrs[] = {
     kCGLPFAOpenGLProfile, (CGLPixelFormatAttribute)kCGLOGLPVersion_Legacy,
     kCGLPFAAllowOfflineRenderers, /* allow sharing across GPUs */
+    kCGLPFADepthSize, 0,
+    kCGLPFAStencilSize, 0,
     kCGLPFAColorSize, 24,
     kCGLPFAAlphaSize, 8,
     0