fixed compile error in GLSL shader with the new textured attenuation code

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@7047 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/gl_rmain.c b/gl_rmain.c
index 3837e8e89cd9d8e20a09fabdf16eef5457636a6f..10fa60d5dc94ec884cb43a00113848cbb4cb039a 100644 (file)
--- a/gl_rmain.c
+++ b/gl_rmain.c
@@ -581,14 +581,14 @@ static const char *builtinshaderstring =
 "      myhvec3 specularnormal = normalize(diffusenormal + myhvec3(normalize(EyeVector)));\n"
 "\n"
 "      // calculate directional shading\n"
-"      color.rgb = LightColor * myhalf(texture2D(Texture_Attenuation, length(CubeVector))) * (color.rgb * (AmbientScale + DiffuseScale * myhalf(max(float(dot(surfacenormal, diffusenormal)), 0.0))) + (SpecularScale * pow(myhalf(max(float(dot(surfacenormal, specularnormal)), 0.0)), SpecularPower)) * myhvec3(texture2D(Texture_Gloss, TexCoord)));\n"
+"      color.rgb = LightColor * myhalf(texture2D(Texture_Attenuation, vec2(length(CubeVector), 0.0))) * (color.rgb * (AmbientScale + DiffuseScale * myhalf(max(float(dot(surfacenormal, diffusenormal)), 0.0))) + (SpecularScale * pow(myhalf(max(float(dot(surfacenormal, specularnormal)), 0.0)), SpecularPower)) * myhvec3(texture2D(Texture_Gloss, TexCoord)));\n"
 "#else\n"
 "#ifdef USEDIFFUSE\n"
 "      myhvec3 surfacenormal = normalize(myhvec3(texture2D(Texture_Normal, TexCoord)) - myhvec3(0.5));\n"
 "      myhvec3 diffusenormal = myhvec3(normalize(LightVector));\n"
 "\n"
 "      // calculate directional shading\n"
-"      color.rgb = LightColor * myhalf(texture2D(Texture_Attenuation, length(CubeVector))) * color.rgb * (AmbientScale + DiffuseScale * myhalf(max(float(dot(surfacenormal, diffusenormal)), 0.0)));\n"
+"      color.rgb = LightColor * myhalf(texture2D(Texture_Attenuation, vec2(length(CubeVector), 0.0))) * color.rgb * (AmbientScale + DiffuseScale * myhalf(max(float(dot(surfacenormal, diffusenormal)), 0.0)));\n"
 "#else\n"
 "      // calculate directionless shading\n"
 "      color.rgb = color.rgb * LightColor * myhalf(texture2D(Texture_Attenuation, length(CubeVector)));\n"