From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Fri, 21 May 2004 00:49:52 +0000 (+0000)
Subject: handle sky scroll wrapping better
X-Git-Tag: xonotic-v0.1.0preview~5840
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=e771527024706f7e23891070afd36cc6764fcafb;p=xonotic%2Fdarkplaces.git

handle sky scroll wrapping better


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@4212 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/r_sky.c b/r_sky.c
index c8fde676..6b152636 100644
--- a/r_sky.c
+++ b/r_sky.c
@@ -374,14 +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 * r_skyscroll1.value, speedscale * r_skyscroll1.value, 0);
-	Matrix4x4_CreateTranslate(&scroll2matrix, speedscale * r_skyscroll2.value, speedscale * r_skyscroll2.value, 0);
+	Matrix4x4_CreateTranslate(&scroll1matrix, speedscale, speedscale, 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);