got the speed working (yay) but the angular velocity that results is superrrr low, thus not creating any rotation after impact, wierd...

collisions.h

@@ -0,0 +1,15 @@
+#ifndef COLLISIONS_H_INCLUDED
+#define COLLISIONS_H_INCLUDED
+
+#include "polygons.h"
+#include "vec2d.h"
+
+struct collision {
+    bool collides;
+    vec2d n; // minimum push vector
+    vec2d impact_point;
+};
+
+extern collision collides(polygon& p, polygon& q);
+
+#endif