From: eihrul <eihrul@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Tue, 5 Jan 2010 18:48:57 +0000 (+0000)
Subject: don't use textureGatherOffset as Catalyst GLSL doesn't appear to implement it
X-Git-Tag: xonotic-v0.1.0preview~230^2~677
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=10933a4bc798e0cf97cd4d2dbc93d82f6388d554;p=xonotic%2Fdarkplaces.git

don't use textureGatherOffset as Catalyst GLSL doesn't appear to implement it


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@9789 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/gl_rmain.c b/gl_rmain.c
index 68045ed1..1e692871 100644
--- a/gl_rmain.c
+++ b/gl_rmain.c
@@ -1163,9 +1163,9 @@ static const char *builtinshaderstring =
 "#    ifdef USESHADOWMAPPCF\n"
 "#     if defined(GL_ARB_texture_gather) || defined(GL_AMD_texture_texture4)\n"
 "#      ifdef GL_ARB_texture_gather\n"
-"#        define texval(x, y) textureGatherOffset(Texture_ShadowMap2D, center, ivec(x, y))\n"
+"#        define texval(x, y) textureGather(Texture_ShadowMap2D, center + vec(x, y)*ShadowMap_TextureScale)\n"
 "#      else\n"
-"#        define texval(x, y) texture4(Texture_ShadowMap2D, center + vec2(x,y)*ShadowMap_TextureScale)\n"
+"#        define texval(x, y) texture4(Texture_ShadowMap2D, center + vec2(x, y)*ShadowMap_TextureScale)\n"
 "#      endif\n"
 "	vec2 center = shadowmaptc.xy - 0.5, offset = fract(center);\n"
 "	center *= ShadowMap_TextureScale;\n"