X-Git-Url: http://gitweb.pgornicz.com/gitweb.cgi?a=blobdiff_plain;f=src%2Fmathw.h;h=26a92d867eb322d483f094d639910ef8db0d3cb3;hb=f5380bc68a49710df6c10b089da232afb791344e;hp=0d9e3ab14369df005a8cb87db1d0d283d705539b;hpb=ad9f1fb6bdfc51df61a7fb52d607ca0c0bceca4c;p=physics.git

diff --git a/src/mathw.h b/src/mathw.h
index 0d9e3ab..26a92d8 100644
--- a/src/mathw.h
+++ b/src/mathw.h
@@ -1,3 +1,20 @@
+/*
+ *  Copyright (C) 2008 Patrik Gornicz, Gornicz_P (at) hotmail (dot) com.
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #ifndef MATHW_H
 #define MATHW_H
 
@@ -5,17 +22,25 @@
 #include "Vector2.h"
 
 
-/// ***** Header Methods *****
+/// ***** Public Variables *****
 
-int mod(int,int);
+static const float PI = 3.1415926535897;
 
-float radsToA(float);
-float atanA(float);
-float atan2A(float, float);
+/// ***** Header Methods *****
+
+int mod(int, int);
 
 /// Vector2 Math
 
-//Vector2 vectorToLine(float, float, float, float) const;
+Vector2 vectorToLine
+(
+  const Vector2& vec,
+  float x1,
+  float y1,
+  float x2,
+  float y2
+);
+
 //Vector2 lineIntersection(Vector2&, Vector2&, Vector2&, Vector2&) const;
 
 //void Rotate(float rads);