fix stupid typo in GLSL shader

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@4962 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/r_shadow.c b/r_shadow.c
index f5dfdac480cccdb04aff9af5890cfdd9958abc4a..a386f0333772766875c3ba6ceb4f64f55af6044e 100644 (file)
--- a/r_shadow.c
+++ b/r_shadow.c
@@ -307,7 +307,7 @@ const char *builtinshader_light_vert =
 "\n"
 "#ifdef USEOFFSETMAPPING\n"
 "      vec2 OffsetVector = normalize(EyeVector).xy * vec2(-1, 1);\n"
-"      vec2 TexCoordOffset += OffsetVector * (OffsetMapping_Bias + OffsetMapping_Scale * texture2D(Texture_Normal, TexCoord).w);\n"
+"      vec2 TexCoordOffset = TexCoord + OffsetVector * (OffsetMapping_Bias + OffsetMapping_Scale * texture2D(Texture_Normal, TexCoord).w);\n"
 "      TexCoordOffset += OffsetVector * (OffsetMapping_Bias + OffsetMapping_Scale * texture2D(Texture_Normal, TexCoordOffset).w);\n"
 "      TexCoordOffset += OffsetVector * (OffsetMapping_Bias + OffsetMapping_Scale * texture2D(Texture_Normal, TexCoordOffset).w);\n"
 "      TexCoordOffset += OffsetVector * (OffsetMapping_Bias + OffsetMapping_Scale * texture2D(Texture_Normal, TexCoordOffset).w);\n"