X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fxonotic-data.pk3dir.git;a=blobdiff_plain;f=qcsrc%2Flib%2Fvector.qh;h=0a887cfebb03c4544df88a8d0316bd6f8aa4ab8d;hp=adb6d6a95b272fdfc59f6c650e318411ad3738c3;hb=b41154774b47ce0d8ea139f5ca48ac1a10055a61;hpb=fc15d72b041c9a748b605ba28735380fbe5b5b01

diff --git a/qcsrc/lib/vector.qh b/qcsrc/lib/vector.qh
index adb6d6a95b..0a887cfebb 100644
--- a/qcsrc/lib/vector.qh
+++ b/qcsrc/lib/vector.qh
@@ -34,6 +34,13 @@ vector cross(vector a, vector b)
 }
 #endif
 
+noref vector _vmul_a, _vmul_b;
+#define vmul(a, b) \
+    (_vmul_a = (a), _vmul_b = (b), \
+	  '1 0 0' * (_vmul_a.x * _vmul_b.x) \
+	+ '0 1 0' * (_vmul_a.y * _vmul_b.y) \
+	+ '0 0 1' * (_vmul_a.z * _vmul_b.z))
+
 const vector eX = '1 0 0';
 const vector eY = '0 1 0';
 const vector eZ = '0 0 1';
@@ -94,7 +101,7 @@ noref vector _vec2;
 noref vector _vec3;
 #define vec3(_x, _y, _z) (_vec3.x = (_x), _vec3.y = (_y), _vec3.z = (_z), _vec3)
 
-vector rotate(vector v, float a)
+vector Rotate(vector v, float a)
 {
 	float a_sin = sin(a), a_cos = cos(a);
 	vector r = '0 0 0';
@@ -124,7 +131,18 @@ vector vec_reflect(vector vel, vector norm, float bounce)
 	return vel - (1 + bounce) * (vel * norm) * norm;
 }
 
-#ifndef MENUQC
+vector vec_epsilon(vector this, float eps)
+{
+	if (this.x > -eps && this.x < eps) this.x = 0;
+	if (this.y > -eps && this.y < eps) this.y = 0;
+	if (this.z > -eps && this.z < eps) this.z = 0;
+	return this;
+}
+
+#define ClipVelocity(in, normal, out, overbounce) \
+	(out = vec_epsilon(vec_reflect(in, normal, (overbounce) - 1), 0.1))
+
+#ifdef GAMEQC
 	vector get_corner_position(entity box, int corner)
 	{
 		switch (corner)