From: Rudolf Polzer <divVerent@xonotic.org>
Date: Tue, 24 Mar 2015 18:51:00 +0000 (+0100)
Subject: Make the face normal calculation clearer by using less variables.
X-Git-Tag: xonotic-v0.8.1~99
X-Git-Url: http://git.xonotic.org/?p=xonotic%2Fxonotic-data.pk3dir.git;a=commitdiff_plain;h=87aafe7dc86c3cd91abd813d038d2dd7964df371

Make the face normal calculation clearer by using less variables.
---

diff --git a/qcsrc/warpzonelib/server.qc b/qcsrc/warpzonelib/server.qc
index d5a3f4e92..c4dc7287f 100644
--- a/qcsrc/warpzonelib/server.qc
+++ b/qcsrc/warpzonelib/server.qc
@@ -537,7 +537,7 @@ void WarpZone_InitStep_UpdateTransform()
 {
 	vector org, ang, norm, point;
 	float area;
-	vector tri, a, b, c, p, q, n;
+	vector tri, a, b, c, n;
 	float i_s, i_t, n_t;
 	string tex;
 
@@ -561,9 +561,7 @@ void WarpZone_InitStep_UpdateTransform()
 			a = getsurfacepoint(self, i_s, tri.x);
 			b = getsurfacepoint(self, i_s, tri.y);
 			c = getsurfacepoint(self, i_s, tri.z);
-			p = b - a;
-			q = c - a;
-			n = cross(q, p);
+			n = cross(c - a, b - a);
 			area = area + vlen(n);
 			norm = norm + n;
 			point = point + vlen(n) * (a + b + c);