overhaul to the collision system... should have maybe made more commits.

transform.py

@@ -0,0 +1,38 @@
+from dataclasses import dataclass
+from math import pi
+
+import pygame as pg
+
+@dataclass
+class Transform:
+    
+    position: pg.Vector2
+    rotation: pg.Vector2 = 0.0
+    scale: float = 1.0
+    parent: 'Transform' = None
+
+    @property
+    def global_position(self):
+        if self.parent is None:
+            return self.position
+        return self.position + self.parent.global_position
+    
+    @property
+    def global_rotation(self):
+        if self.parent is None:
+            return self.rotation
+        return self.position + self.parent.global_rotation
+    
+    @property
+    def global_scale(self):
+        if self.parent is None:
+            return self.scale
+        return self.scale * self.parent.global_scale
+
+    @property
+    def global_degrees(self):
+        return self.global_rotation * (180.0 / pi)
+
+    @property
+    def degrees(self):
+        return self.rotation * (180.0 / pi)