# HG changeset patch
# User John Tsiombikas <nuclear@member.fsf.org>
# Date 1283748047 -3600
# Node ID e3b4457dc4d2b536b1a99769af5ab8571bbf1d23
# Parent  54a96b738afe71c06ae62ca0eb69493ff4cebb79
added glFinish after swap-buffers to make the program absolutely correct in regards to mediating usage of the shared GL/CL texture image

diff -r 54a96b738afe -r e3b4457dc4d2 src/clray.cc
--- a/src/clray.cc	Sun Sep 05 16:43:55 2010 +0100
+++ b/src/clray.cc	Mon Sep 06 05:40:47 2010 +0100
@@ -212,6 +212,11 @@
 	}
 
 	glutSwapBuffers();
+
+	/* We need to make sure OpenGL has finished with the texture
+	 * before allowing the OpenCL kernel to run again.
+	 */
+	glFinish();
 }
 
 void reshape(int x, int y)