X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=r_sky.c;h=6b1526361543b4a72b6c8db9f0ea6538d98bdce1;hp=505db1a50b5a9daf86530a568de088ba7927610d;hb=becb9918a349c7d7811b60154cd4b516141e4fc7;hpb=699c77ca2c9fd357fbe479f00e778486becfd840

diff --git a/r_sky.c b/r_sky.c
index 505db1a5..6b152636 100644
--- a/r_sky.c
+++ b/r_sky.c
@@ -4,6 +4,8 @@
 
 // FIXME: fix skybox after vid_restart
 cvar_t r_sky = {CVAR_SAVE, "r_sky", "1"};
+cvar_t r_skyscroll1 = {CVAR_SAVE, "r_skyscroll1", "1"};
+cvar_t r_skyscroll2 = {CVAR_SAVE, "r_skyscroll2", "2"};
 qboolean skyavailable_quake;
 qboolean skyavailable_box;
 int skyrendernow;
@@ -372,14 +374,16 @@ static void R_SkySphere(void)
 		skyspherecalc();
 	}
 
+	// wrap the scroll values just to be extra kind to float accuracy
+
 	// scroll speed for upper layer
-	speedscale = cl.time*8.0/128.0;
-	// wrap the scroll just to be extra kind to float accuracy
+	speedscale = cl.time*r_skyscroll1.value*8.0/128.0;
 	speedscale -= (int)speedscale;
-
-	// scroll the lower cloud layer twice as fast (just like quake did)
 	Matrix4x4_CreateTranslate(&scroll1matrix, speedscale, speedscale, 0);
-	Matrix4x4_CreateTranslate(&scroll2matrix, speedscale * 2, speedscale * 2, 0);
+	// scroll speed for lower layer (transparent layer)
+	speedscale = cl.time*r_skyscroll2.value*8.0/128.0;
+	speedscale -= (int)speedscale;
+	Matrix4x4_CreateTranslate(&scroll2matrix, speedscale, speedscale, 0);
 
 	GL_Color(1, 1, 1, 1);
 	GL_BlendFunc(GL_ONE, GL_ZERO);
@@ -558,6 +562,8 @@ void R_Sky_Init(void)
 {
 	Cmd_AddCommand ("loadsky", &LoadSky_f);
 	Cvar_RegisterVariable (&r_sky);
+	Cvar_RegisterVariable (&r_skyscroll1);
+	Cvar_RegisterVariable (&r_skyscroll2);
 	R_ResetSkyBox();
 	R_ResetQuakeSky();
 	R_RegisterModule("R_Sky", r_sky_start, r_sky_shutdown, r_sky_newmap);