From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Sat, 20 Aug 2011 13:29:21 +0000 (+0000)
Subject: added dpshaderkillifcvar and dpshaderkillifcvarzero keywords for
X-Git-Tag: xonotic-v0.5.0~36
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=d700e29fad085addf4fe0e2fb6c0cf29768b77e2;p=xonotic%2Fdarkplaces.git

added dpshaderkillifcvar and dpshaderkillifcvarzero keywords for
shaders, their parameter is a custom cvar name of your choice

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@11286 d7cf8633-e32d-0410-b094-e92efae38249
::stable-branch::merge=6642d846d198f2616c17d2c742a44d2df35074c9
---

diff --git a/model_shared.c b/model_shared.c
index 0fc77282..46768288 100644
--- a/model_shared.c
+++ b/model_shared.c
@@ -2079,6 +2079,16 @@ void Mod_LoadQ3Shaders(void)
 					strlcpy(shader.dpreflectcube, parameter[1], sizeof(shader.dpreflectcube));
 				else if (!strcasecmp(parameter[0], "dpmeshcollisions"))
 					shader.dpmeshcollisions = true;
+				else if (!strcasecmp(parameter[0], "dpshaderkillifcvarzero") && numparameters >= 2)
+				{
+					if (Cvar_VariableValue(parameter[1]) == 0.0f)
+						shader.dpshaderkill = true;
+				}
+				else if (!strcasecmp(parameter[0], "dpshaderkillifcvar") && numparameters >= 2)
+				{
+					if (Cvar_VariableValue(parameter[1]) != 0.0f)
+						shader.dpshaderkill = true;
+				}
 				else if (!strcasecmp(parameter[0], "sky") && numparameters >= 2)
 				{
 					// some q3 skies don't have the sky parm set
@@ -2211,6 +2221,9 @@ void Mod_LoadQ3Shaders(void)
 					}
 				}
 			}
+			// hide this shader if a cvar said it should be killed
+			if (shader.dpshaderkill)
+				shader.numlayers = 0;
 			// pick the primary layer to render with
 			if (shader.numlayers)
 			{
@@ -2490,6 +2503,8 @@ nothing                GL_ZERO GL_ONE
 
 		if (shader->dpmeshcollisions)
 			texture->basematerialflags |= MATERIALFLAG_MESHCOLLISIONS;
+		if (shader->dpshaderkill && developer_extra.integer)
+			Con_DPrintf("^1%s:^7 killing shader ^3\"%s\" because of cvar\n", loadmodel->name, name);
 	}
 	else if (!strcmp(texture->name, "noshader") || !texture->name[0])
 	{
diff --git a/model_shared.h b/model_shared.h
index 8b73377e..bd0bb265 100644
--- a/model_shared.h
+++ b/model_shared.h
@@ -452,6 +452,9 @@ typedef struct q3shaderinfo_s
 	// add collisions to all triangles of the surface
 	qboolean dpmeshcollisions;
 
+	// kill shader based on cvar checks
+	qboolean dpshaderkill;
+
 	// fake reflection
 	char dpreflectcube[Q3PATHLENGTH];