ref: gl: minimize dependency on internal engine headers

ref/gl/gl_beams.c

@@ -19,7 +19,6 @@ GNU General Public License for more details.
 #include "entity_types.h"
 #include "triangleapi.h"
 #include "customentity.h"
-#include "cl_tent.h"
 #include "pm_local.h"
 #include "studio.h"
 

ref/gl/gl_decals.c

@@ -14,7 +14,6 @@ GNU General Public License for more details.
 */
 
 #include "gl_local.h"
-#include "cl_tent.h"
 
 #define DECAL_OVERLAP_DISTANCE	2
 #define DECAL_DISTANCE		4	// too big values produce more clipped polygons

ref/gl/gl_rpart.c

@@ -19,7 +19,6 @@ GNU General Public License for more details.
 #include "entity_types.h"
 #include "triangleapi.h"
 #include "pm_local.h"
-#include "cl_tent.h"
 #include "studio.h"
 
 static float gTracerSize[11] = { 1.5f, 0.5f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f };

ref/gl/gl_sprite.c

@@ -18,7 +18,6 @@ GNU General Public License for more details.
 #include "sprite.h"
 #include "studio.h"
 #include "entity_types.h"
-#include "cl_tent.h"
 
 // it's a Valve default value for LoadMapSprite (probably must be power of two)
 #define MAPSPRITE_SIZE	128

ref/gl/gl_studio.c

@@ -20,8 +20,6 @@ GNU General Public License for more details.
 #include "triangleapi.h"
 #include "studio.h"
 #include "pm_local.h"
-#include "cl_tent.h"
-//#include "client.h"
 #include "pmtrace.h"
 
 #define EVENT_CLIENT	5000	// less than this value it's a server-side studio events