Merge branch 'terencehill/vec2_optimizations' into 'master'

[xonotic/xonotic-data.pk3dir.git] / qcsrc / lib / angle.qc

diff --git a/qcsrc/lib/angle.qc b/qcsrc/lib/angle.qc
index f921d74b01bdc43953101260514e9ffb5d0c3eca..302d783239a9894b6e1056b5bb48ca39ba473122 100644 (file)
--- a/qcsrc/lib/angle.qc
+++ b/qcsrc/lib/angle.qc
@@ -57,32 +57,16 @@ vector shortangle_vxy(vector ang1, vector ang2)
 }
 
 /*
-* Return the angle between two enteties
+* Return the angle offset between angle ang and angle of the vector from->to
 */
-vector angleofs(entity from, entity to)
-{
-       vector v_res;
-
-       v_res = normalize(to.origin - from.origin);
-       v_res = vectoangles(v_res);
-       v_res = v_res - from.angles;
-
-       if (v_res_x < 0)        v_res_x += 360;
-       if (v_res_x > 180)      v_res_x -= 360;
 
-       if (v_res_y < 0)        v_res_y += 360;
-       if (v_res_y > 180)      v_res_y -= 360;
-
-       return v_res;
-}
-
-vector angleofs3(vector from, vector from_a, entity to)
+vector angleofs3(vector from, vector ang, vector to)
 {
        vector v_res;
 
-       v_res = normalize(to.origin - from);
+       v_res = normalize(to - from);
        v_res = vectoangles(v_res);
-       v_res = v_res - from_a;
+       v_res = v_res - ang;
 
        if (v_res_x < 0)        v_res_x += 360;
        if (v_res_x > 180)      v_res_x -= 360;
@@ -92,3 +76,5 @@ vector angleofs3(vector from, vector from_a, entity to)
 
        return v_res;
 }
+
+#define angleofs(from, to) angleofs3(from.origin, from.angles, to.origin)