Ticket #8946: gc-noninterlaved-fix.diff

osystem_gfx.cpp

@@ -142 +142 @@
         printf("setGraphicsMode %d\n", mode);
 
         xar = vmode->viWidth / 2;
-        yar = vmode->xfbHeight / 2;
+
+        // If screen mode is not interlaced, vertical resolution would be
+        // less than 480 lines (240 or 262), and xfbHeight/2 would squash 
+        // the screen because of wrong aspect ratio.
+        if(vmode->xfbHeight < 480) { 
+                yar = vmode->xfbHeight; 
+        } 
+        else {
+                yar = vmode->xfbHeight / 2;
+        }       
 
 #ifndef GAMECUBE
         if (CONF_GetAspectRatio() && !_fullscreen)