From d0cc016d6268af11672b1895a325368eabc96c4a Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Tue, 27 Apr 2010 00:13:51 -0500
Subject: Stop z-fighting in glow pass. (transplanted from
 a1ec712ffcf5a8b21d2d441b348022fa8e4a44c2)

---
 indra/newview/lldrawpoolsimple.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/indra/newview/lldrawpoolsimple.cpp b/indra/newview/lldrawpoolsimple.cpp
index ca7a1b47c2..c8e6f95ab6 100644
--- a/indra/newview/lldrawpoolsimple.cpp
+++ b/indra/newview/lldrawpoolsimple.cpp
@@ -55,6 +55,10 @@ void LLDrawPoolGlow::render(S32 pass)
 	LLFastTimer t(FTM_RENDER_GLOW);
 	LLGLEnable blend(GL_BLEND);
 	LLGLDisable test(GL_ALPHA_TEST);
+	gGL.flush();
+	/// Get rid of z-fighting with non-glow pass.
+	LLGLEnable polyOffset(GL_POLYGON_OFFSET_FILL);
+	glPolygonOffset(-1.0f, -1.0f);
 	gGL.setSceneBlendType(LLRender::BT_ADD);
 	
 	U32 shader_level = LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_OBJECT);
-- 
cgit v1.2.3