X-Git-Url: https://git.ctpug.org.za/?a=blobdiff_plain;f=tabakrolletjie%2Frays.py;h=8b532784a46a80e97f354cb9686b6161fe2bbe8b;hb=ed21b64839c0b4f7f3309756e30ff34b2ff97571;hp=8a79c34c57b4c3ff89a7d31681c1c5ec0915f385;hpb=ee4a089ad17cc17ff85d2d86d5412eab3fd9038c;p=tabakrolletjie.git

diff --git a/tabakrolletjie/rays.py b/tabakrolletjie/rays.py
index 8a79c34..8b53278 100644
--- a/tabakrolletjie/rays.py
+++ b/tabakrolletjie/rays.py
@@ -12,7 +12,7 @@ from .constants import SCREEN_SIZE
 from .utils import debug_timer
 
 
-def screen_rays(pos):
+def screen_rays():
     """ An iterable that returns ordered rays from pos to the edge of the
         screen, starting with the edge point (0, 0) and continuing clockwise
         in pymunk coordinates.
@@ -40,7 +40,7 @@ def calculate_ray_polys(space, position, light_filter):
     vertices = [position]
     start, end = None, None
     ray_polys = []
-    for ray in screen_rays(position):
+    for ray in screen_rays():
         info = space.segment_query_first(position, ray, 1, light_filter)
         point = ray if info is None else info.point
         vertices.append(point)
@@ -129,6 +129,20 @@ class RayPolyManager(object):
     def min_radius(self, value):
         self._min_radius = value or 0.0
 
+    def serialize(self):
+        """ Return the required information from the ray_manager """
+        if self._direction is None:
+            direction = None
+            spread = None
+        else:
+            direction = self._direction.angle_degrees
+            spread = math.degrees(self.spread)
+        return {
+            "radius_limits": (self._min_radius, self._max_radius),
+            "direction": direction,
+            "spread": spread,
+        }
+
     def reaches(self, position):
         distance = self.position.get_distance(position)
         return (self._min_radius <= distance <= self._max_radius)