[PATCH v2 1/1] winemac.drv: Never set a zero backing size for a GL context.

[Tim Clem]

From: Tim Clem

Doing so results in a Metal assertion on newer OSes.
---
 dlls/winemac.drv/cocoa_opengl.m | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/winemac.drv/cocoa_opengl.m b/dlls/winemac.drv/cocoa_opengl.m
index ea00f95ff68..3e5f682613a 100644
--- a/dlls/winemac.drv/cocoa_opengl.m
+++ b/dlls/winemac.drv/cocoa_opengl.m
@@ -94,12 +94,16 @@ - (void) resetSurfaceIfBackingSizeChanged
         }
     }

+    /* This is a no-op if either dimension of the size is zero. */
     - (void) wine_updateBackingSize:(const CGSize*)size
     {
         GLint enabled;

if (size)
         {
+            if (size->width == 0 || size->height == 0)
+                return;
+
             if (CGLIsEnabled(self.CGLContextObj, kCGLCESurfaceBackingSize, &enabled) != kCGLNoError)
                 enabled = 0;