engine: client: move ref state updating into standalone function

engine/client/cl_parse.c

@@ -1579,10 +1579,7 @@ void CL_RegisterResources( sizebuf_t *msg )
 			CL_ClearWorld ();
 
 			// update the ref state.
-			refState.time      = cl.time;
-			refState.oldtime   = cl.oldtime;
-			refState.realtime  = host.realtime;
-			refState.frametime = host.frametime;
+			R_UpdateRefState ();
 
 			// tell rendering system we have a new set of models.
 			ref.dllFuncs.R_NewMap ();
@@ -3175,10 +3172,7 @@ void CL_LegacyPrecache_f( void )
 		clgame.entities->model = cl.worldmodel;
 
 	// update the ref state.
-	refState.time      = cl.time;
-	refState.oldtime   = cl.oldtime;
-	refState.realtime  = host.realtime;
-	refState.frametime = host.frametime;
+	R_UpdateRefState ();
 
 	// tell rendering system we have a new set of models.
 	ref.dllFuncs.R_NewMap ();

engine/client/ref_common.c

@@ -41,12 +41,17 @@ void GAME_EXPORT GL_FreeImage( const char *name )
 		 ref.dllFuncs.GL_FreeTexture( texnum );
 }
 
-void GL_RenderFrame( const ref_viewpass_t *rvp )
+void R_UpdateRefState( void )
 {
 	refState.time      = cl.time;
 	refState.oldtime   = cl.oldtime;
 	refState.realtime  = host.realtime;
 	refState.frametime = host.frametime;
+}
+
+void GL_RenderFrame( const ref_viewpass_t *rvp )
+{
+	R_UpdateRefState();
 
 	VectorCopy( rvp->vieworigin, refState.vieworg );
 	VectorCopy( rvp->viewangles, refState.viewangles );

engine/client/ref_common.h

@@ -51,5 +51,6 @@ extern convar_t *gl_clear;
 
 qboolean R_Init( void );
 void R_Shutdown( void );
+void R_UpdateRefState( void );
 
 #endif // REF_COMMON_H