add spherical environment mapping

2004-01-06 19:54:13 +00:00
parent 96aa6fa168
commit 882406afe8
7 changed files with 55 additions and 0 deletions
@@ -1440,3 +1440,19 @@ bool RageDisplay_OGL::SupportsTextureFormat( PixelFormat pixfmt, bool realtime )
 		return true;
 	}
 }
+
+void RageDisplay_OGL::SetSphereEnironmentMapping( bool b )
+{
+	if( b )
+	{
+		glTexGeni(GL_S, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP);
+		glTexGeni(GL_T, GL_TEXTURE_GEN_MODE, GL_SPHERE_MAP);
+		glEnable(GL_TEXTURE_GEN_S);
+		glEnable(GL_TEXTURE_GEN_T);
+	}
+	else
+	{
+		glDisable(GL_TEXTURE_GEN_S);
+		glDisable(GL_TEXTURE_GEN_T);
+	}
+}