Use some elif.

[tabakrolletjie.git] / tabakrolletjie / lights.py

diff --git a/tabakrolletjie/lights.py b/tabakrolletjie/lights.py
index 8b688f71907588608f698084615eb8f4b6c37e8f..fef2b44d2133e32c2f43d2e1366ad00101e8559e 100644 (file)
--- a/tabakrolletjie/lights.py
+++ b/tabakrolletjie/lights.py
@@ -14,7 +14,7 @@ from .constants import LIGHT_CATEGORY, FITTINGS_CATEGORY, COLOURS
 from .rays import RayPolyManager
 from .utils import DetailedTimer
 from .loader import loader
-from .transforms import Multiply
+from .transforms import Multiply, MultiplyImage
 
 LIGHT_FILTER = pymunk.ShapeFilter(
     mask=pymunk.ShapeFilter.ALL_MASKS ^ (
@@ -129,6 +129,7 @@ class BaseLight(object):
             self.body, self.FITTING_RADIUS, self.ray_manager.position)
         self.fitting.filter = FITTINGS_FILTER
         self._fitting_image = None
+        self._colour_mult_image = None
 
     @property
     def position(self):
@@ -205,10 +206,30 @@ class BaseLight(object):
 
     def fitting_image(self):
         if self._fitting_image is None:
-            fitting_colour = COLOURS[self.colour]
-            self._fitting_image = loader.load_image(
-                "48", self.FITTING_IMG,
-                transform=Multiply(colour=fitting_colour))
+            fitting_colours = [COLOURS[c] for c in self.colour_cycle]
+            ncolour = len(fitting_colours)
+            if ncolour > 3:
+                print "Multicoloured light should not have more than 3 colours"
+                ncolour = 3
+
+            if ncolour == 1:
+                self._fitting_image = loader.load_image(
+                    "48", self.FITTING_IMG,
+                    transform=Multiply(colour=fitting_colours[0]))
+            else:
+                if self._colour_mult_image is None:
+                    self._colour_mult_image = pygame.surface.Surface((48, 48))
+
+                    for i in range(ncolour):
+                        sector = loader.load_image(
+                            "48", "light_mask_%d_%d.png" % (ncolour, i + 1),
+                            transform=Multiply(colour=fitting_colours[i]))
+                        self._colour_mult_image.blit(sector, (0, 0), None, 0)
+
+                self._fitting_image = loader.load_image(
+                    "48", self.FITTING_IMG,
+                    transform=MultiplyImage(image=self._colour_mult_image))
+
         return self._fitting_image
 
     def invalidate_fitting_image(self):
@@ -223,7 +244,7 @@ class BaseLight(object):
             return 0.0
         area = math.pi * (self.ray_manager.max_radius ** 2)  # radius
         area = area * (self.ray_manager.spread / (2 * math.pi))  # spread
-        return 5 * area * self.intensity
+        return 5 * area * self.intensity / 6400  # 80x80 unit area
 
     def base_damage(self):
         return 5 * self.intensity
@@ -248,14 +269,6 @@ class Lamp(BaseLight):
     FITTING_IMG = "lamp.png"
 
 
-class MultiColourLamp(BaseLight):
-
-    FITTING_IMG = "lamp.png"
-
-    def __init__(self, **kw):
-        super(MultiColourLamp, self).__init__(**kw)
-
-
 class PulsatingLamp(BaseLight):
 
     FITTING_IMG = "lamp.png"