+ SCR_ScreenShot(filename, vid.realx, vid.realy, vid.realwidth, vid.realheight);
+ Con_Printf ("Wrote %s\n", filename);
+}
+
+/*
+===============
+R_Envmap_f
+
+Grab six views for environment mapping tests
+===============
+*/
+struct
+{
+ float angles[3];
+ char *name;
+}
+envmapinfo[6] =
+{
+ {{ 0, 0, 0}, "ft"},
+ {{ 0, 90, 0}, "rt"},
+ {{ 0, 180, 0}, "bk"},
+ {{ 0, 270, 0}, "lf"},
+ {{-90, 90, 0}, "up"},
+ {{ 90, 90, 0}, "dn"}
+};
+
+static void R_Envmap_f (void)
+{
+ int j, size;
+ char filename[256], basename[256];
+
+ if (Cmd_Argc() != 3)
+ {
+ Con_Printf ("envmap <basename> <size>: save out 6 cubic environment map images, usable with loadsky, note that size must one of 128, 256, 512, or 1024 and can't be bigger than your current resolution\n");
+ return;
+ }
+
+ strcpy(basename, Cmd_Argv(1));
+ size = atoi(Cmd_Argv(2));
+ if (size != 128 && size != 256 && size != 512 && size != 1024)
+ {
+ Con_Printf("envmap: size must be one of 128, 256, 512, or 1024\n");
+ return;
+ }
+ if (size > vid.realwidth || size > vid.realheight)
+ {
+ Con_Printf("envmap: your resolution is not big enough to render that size\n");
+ return;
+ }
+
+ envmap = true;
+
+ r_refdef.x = 0;
+ r_refdef.y = 0;
+ r_refdef.width = size;
+ r_refdef.height = size;
+
+ r_refdef.fov_x = 90;
+ r_refdef.fov_y = 90;
+
+ for (j = 0;j < 6;j++)
+ {
+ sprintf(filename, "env/%s%s.tga", basename, envmapinfo[j].name);
+ VectorCopy(envmapinfo[j].angles, r_refdef.viewangles);
+ R_ClearScreen();
+ R_RenderView ();
+ SCR_ScreenShot(filename, vid.realx, vid.realy, size, size);
+ }
+
+ envmap = false;
+}