From bd0fed04ab3877c0935c1c6dca30206ec472b231 Mon Sep 17 00:00:00 2001
From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Sun, 6 Oct 2002 14:43:11 +0000
Subject: [PATCH] GL_DrawRangeElements now reports if it got a bogus indexcount
 and vertex range

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@2508 d7cf8633-e32d-0410-b094-e92efae38249
---
 gl_backend.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gl_backend.c b/gl_backend.c
index 48d49829..7de9f388 100644
--- a/gl_backend.c
+++ b/gl_backend.c
@@ -449,6 +449,11 @@ void GL_DrawRangeElements(int firstvert, int endvert, int indexcount, int *index
 	int arraylocked = false;
 	c_meshs++;
 	c_meshelements += indexcount;
+	if (indexcount == 0 || endvert == firstvert)
+	{
+		Con_Printf("GL_DrawRangeElements(%d, %d, %d, %08p);\n", firstvert, endvert, indexcount, index);
+		return;
+	}
 	if (gl_supportslockarrays && gl_lockarrays.integer)
 	{
 		qglLockArraysEXT(firstvert, endvert - firstvert);
-- 
2.39.2