added scr_refresh cvar which is similar to r_render but disables the entire render...

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@6877 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/cl_screen.c b/cl_screen.c
index e528ddddf212fe369cd110a01c9e36b9e713b13f..57be9af375763d0500912f16c10c0c5c78d2d439 100644 (file)
--- a/cl_screen.c
+++ b/cl_screen.c
@@ -44,6 +44,7 @@ cvar_t scr_zoomwindow_viewsizex = {CVAR_SAVE, "scr_zoomwindow_viewsizex", "20",
 cvar_t scr_zoomwindow_viewsizey = {CVAR_SAVE, "scr_zoomwindow_viewsizey", "20", "vertical viewsize of zoom window"};
 cvar_t scr_zoomwindow_fov = {CVAR_SAVE, "scr_zoomwindow_fov", "20", "fov of zoom window"};
 cvar_t scr_stipple = {0, "scr_stipple", "0", "interlacing-like stippling of the display"};
+cvar_t scr_refresh = {0, "scr_refresh", "1", "allows you to completely shut off rendering for benchmarking purposes"};
 
 
 int jpeg_supported = false;
@@ -628,6 +629,7 @@ void CL_Screen_Init(void)
        Cvar_RegisterVariable(&scr_zoomwindow_viewsizey);
        Cvar_RegisterVariable(&scr_zoomwindow_fov);
        Cvar_RegisterVariable(&scr_stipple);
+       Cvar_RegisterVariable(&scr_refresh);
 
        Cmd_AddCommand ("sizeup",SCR_SizeUp_f, "increase view size (increases viewsize cvar)");
        Cmd_AddCommand ("sizedown",SCR_SizeDown_f, "decrease view size (decreases viewsize cvar)");
@@ -1613,7 +1615,7 @@ void SCR_UpdateLoadingScreen (qboolean clear)
        float vertex3f[12];
        float texcoord2f[8];
        // don't do anything if not initialized yet
-       if (vid_hidden)
+       if (vid_hidden || !scr_refresh.integer)
                return;
        CHECKGLERROR
        qglViewport(0, 0, vid.width, vid.height);CHECKGLERROR
@@ -1675,10 +1677,10 @@ void CL_UpdateScreen(void)
 {
        float conwidth, conheight;
 
-       if (vid_hidden)
+       if (vid_hidden || !scr_refresh.integer)
                return;
 
-       if (!scr_initialized || !con_initialized || vid_hidden)
+       if (!scr_initialized || !con_initialized)
                return;                         // not initialized yet
 
        // don't allow cheats in multiplayer

diff --git a/screen.h b/screen.h
index 0a020fc0f1bb91737e274ab9b27b1ae294453d7b..3ee9d0de76d9cc153f57ae344fc2dfe8f77677f4 100644 (file)
--- a/screen.h
+++ b/screen.h
@@ -45,5 +45,7 @@ extern cvar_t scr_conalpha;
 extern cvar_t scr_conbrightness;
 extern cvar_t r_letterbox;
 
+extern cvar_t scr_refresh;
+
 #endif