From: divverent <divverent@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Mon, 5 Oct 2009 07:59:44 +0000 (+0000)
Subject: new shader keyword: dp_specularpowermod 2, makes gloss have 2x the usual specular... 
X-Git-Tag: xonotic-v0.1.0preview~1329
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=6ed0ef2aaa8c87162d1a92b349e4fc8ae59ca3a1;p=xonotic%2Fdarkplaces.git

new shader keyword: dp_specularpowermod 2, makes gloss have 2x the usual specular power

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@9305 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/gl_rmain.c b/gl_rmain.c
index 5794e317..0af9edb5 100644
--- a/gl_rmain.c
+++ b/gl_rmain.c
@@ -5508,6 +5508,7 @@ texture_t *R_GetCurrentTexture(texture_t *t)
 			t->specularpower = r_shadow_gloss2exponent.value;
 		}
 	}
+	t->specularpower *= t->specularpowermod;
 
 	// lightmaps mode looks bad with dlights using actual texturing, so turn
 	// off the colormap and glossmap, but leave the normalmap on as it still
diff --git a/model_shared.c b/model_shared.c
index bc6a98b5..2a0895a7 100644
--- a/model_shared.c
+++ b/model_shared.c
@@ -1416,6 +1416,7 @@ void Mod_LoadQ3Shaders(void)
 			shader.reflectfactor = 1;
 			Vector4Set(shader.reflectcolor4f, 1, 1, 1, 1);
 			shader.r_water_wateralpha = 1;
+			shader.specularpowermod = 1;
 
 			strlcpy(shader.name, com_token, sizeof(shader.name));
 			if (!COM_ParseToken_QuakeC(&text, false) || strcasecmp(com_token, "{"))
@@ -1814,6 +1815,10 @@ void Mod_LoadQ3Shaders(void)
 					Vector4Set(shader.reflectcolor4f, atof(parameter[8]), atof(parameter[9]), atof(parameter[10]), 1);
 					shader.r_water_wateralpha = atof(parameter[11]);
 				}
+				else if (!strcasecmp(parameter[0], "dp_specularpowermod") && numparameters >= 2)
+				{
+					shader.specularpowermod = atof(parameter[1]);
+				}
 				else if (!strcasecmp(parameter[0], "deformvertexes") && numparameters >= 2)
 				{
 					int i, deformindex;
@@ -1922,6 +1927,7 @@ qboolean Mod_LoadTextureFromQ3Shader(texture_t *texture, const char *name, qbool
 		texflagsmask &= ~TEXF_PICMIP;
 	if(!(defaulttexflags & TEXF_COMPRESS))
 		texflagsmask &= ~TEXF_COMPRESS;
+	texture->specularpowermod = 1; // unless later loaded from the shader
 
 	if (shader)
 	{
@@ -2056,6 +2062,7 @@ nothing                GL_ZERO GL_ONE
 		texture->reflectfactor = shader->reflectfactor;
 		Vector4Copy(shader->reflectcolor4f, texture->reflectcolor4f);
 		texture->r_water_wateralpha = shader->r_water_wateralpha;
+		texture->specularpowermod = shader->specularpowermod;
 	}
 	else if (!strcmp(texture->name, "noshader") || !texture->name[0])
 	{
diff --git a/model_shared.h b/model_shared.h
index 9f02b21c..c5489910 100644
--- a/model_shared.h
+++ b/model_shared.h
@@ -384,7 +384,10 @@ typedef struct q3shaderinfo_s
 	float reflectfactor; // amount of reflection distort (1.0 = like the cvar specifies)
 	vec4_t reflectcolor4f; // color tint of reflection (including alpha factor)
 	float r_water_wateralpha; // additional wateralpha to apply when r_water is active
-#define Q3SHADERINFO_COMPARE_END r_water_wateralpha
+
+	// gloss
+	float specularpowermod;
+#define Q3SHADERINFO_COMPARE_END specularpowermod
 }
 q3shaderinfo_t;
 
@@ -514,6 +517,9 @@ typedef struct texture_s
 	float reflectfactor; // amount of reflection distort (1.0 = like the cvar specifies)
 	vec4_t reflectcolor4f; // color tint of reflection (including alpha factor)
 	float r_water_wateralpha; // additional wateralpha to apply when r_water is active
+
+	// gloss
+	float specularpowermod;
 }
 texture_t;