From f96a6aad6b266c8cd4b1a117510fd4cacb6413c8 Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Tue, 10 Apr 2012 17:13:28 -0500
Subject: MAINT-74 Fix "show cross sections" crashing and not working in
 general.

---
 .../shaders/class1/interface/clipF.glsl            | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 indra/newview/app_settings/shaders/class1/interface/clipF.glsl

(limited to 'indra/newview/app_settings/shaders/class1/interface/clipF.glsl')

diff --git a/indra/newview/app_settings/shaders/class1/interface/clipF.glsl b/indra/newview/app_settings/shaders/class1/interface/clipF.glsl
new file mode 100644
index 0000000000..ac2bc8703b
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/interface/clipF.glsl
@@ -0,0 +1,46 @@
+/** 
+ * @file debugF.glsl
+ *
+ * $LicenseInfo:firstyear=2007&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+uniform vec4 color;
+uniform vec4 clip_plane;
+
+VARYING vec3 vary_position;
+
+
+void main() 
+{
+	if (dot(vary_position,clip_plane.xyz)+clip_plane.w < 0.0)
+	{
+		discard;
+	}
+
+	frag_color = color;
+}
-- 
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