made light fixtures smaller

[tabakrolletjie.git] / tabakrolletjie / lights.py

diff --git a/tabakrolletjie/lights.py b/tabakrolletjie/lights.py
index 84318d15e253616dbe529fcd5a0f0d869e8a1ad2..e546b292851510f5b3452d68b1a1d63b7f7c9608 100644 (file)
--- a/tabakrolletjie/lights.py
+++ b/tabakrolletjie/lights.py
@@ -6,9 +6,13 @@ import pymunk.pygame_util
 import pygame.display
 import pygame.draw
 import pygame.locals as pgl
+import pygame.rect
 
 from .constants import LIGHT_CATEGORY, FITTINGS_CATEGORY
 from .rays import RayPolyManager
+from .utils import DetailedTimer
+from .loader import loader
+from .transforms import Multiply
 
 LIGHT_FILTER = pymunk.ShapeFilter(
     mask=pymunk.ShapeFilter.ALL_MASKS ^ (
@@ -92,6 +96,8 @@ class BaseLight(object):
         "white": (255, 255, 255),
     }
 
+    FITTING_IMG = None
+
     # cached surfaces
     _surface_cache = {}
 
@@ -109,6 +115,7 @@ class BaseLight(object):
         self.fitting.filter = FITTINGS_FILTER
         self.body.light = self
         self.ray_manager = RayPolyManager(self.body, LIGHT_FILTER)
+        self._image = None
 
     @classmethod
     def load(cls, config):
@@ -137,67 +144,92 @@ class BaseLight(object):
         radius_mask = self._surface_cache.get('radius_mask')
         if radius_mask is None:
             radius_mask = self._surface_cache['radius_mask'] = (
-                pygame.surface.Surface(surface.get_size(), pgl.SWSURFACE))
+                pygame.surface.Surface(
+                    surface.get_size(), pgl.SWSURFACE)).convert_alpha()
 
         ray_mask = self._surface_cache.get('ray_mask')
         if ray_mask is None:
             ray_mask = self._surface_cache['ray_mask'] = (
-                pygame.surface.Surface(surface.get_size(), pgl.SWSURFACE))
-
-        overlay_surf = self._surface_cache.get('overlay_surf')
-        if overlay_surf is None:
-            overlay_surf = self._surface_cache['overlay_surf'] = (
                 pygame.surface.Surface(
-                    surface.get_size(), pgl.SWSURFACE | pgl.SRCALPHA))
+                    surface.get_size(), pgl.SWSURFACE)).convert_alpha()
 
-        return radius_mask, ray_mask, overlay_surf
+        return radius_mask, ray_mask
 
     def render_light(self, surface):
         if not self.on:
             return
 
-        radius_mask, ray_mask, overlay_surf = self._cached_surfaces(surface)
-        white, black = (255, 255, 255), (0, 0, 0)
+        dt = DetailedTimer("render_light")
+        dt.start()
+        dt.show("%s, %s" % (self.ray_manager._start, self.ray_manager._end))
+
+        max_radius = self.radius_limits[1] or 50.0
+        min_radius = self.radius_limits[0] or 0
+
+        rw = max_radius * 2
+        rx, ry = pymunk.pygame_util.to_pygame(self.position, surface)
+        dest_rect = pygame.rect.Rect(rx, ry, rw, rw)
+        dest_rect.move_ip(- max_radius, - max_radius)
+
+        white, black = (255, 255, 255, 255), (0, 0, 0, 0)
+
+        radius_mask, ray_mask = self._cached_surfaces(surface)
+        radius_mask.set_clip(dest_rect)
+        ray_mask.set_clip(dest_rect)
 
         ray_mask.fill(black)
         for pygame_poly in self.ray_manager.pygame_polys(surface):
             pygame.draw.polygon(ray_mask, white, pygame_poly, 0)
-            pygame.draw.aalines(ray_mask, white, True, pygame_poly, 1)
+            pygame.draw.polygon(ray_mask, white, pygame_poly, 1)
+        dt.lap("ray mask rendered")
+
+        light_colour = self.COLOURS[self.colour]
+        intensity = int(255 * self.intensity)
+        light_colour = light_colour + (intensity,)
 
         radius_mask.fill(black)
         centre = pymunk.pygame_util.to_pygame(self.position, surface)
-        max_radius = self.radius_limits[1] or 50.0
-        min_radius = self.radius_limits[0] or 0
-        width = max_radius - min_radius
         pygame.draw.circle(
-            radius_mask, white, centre, int(max_radius), int(width))
+            radius_mask, light_colour, centre, int(max_radius), 0)
         pygame.draw.circle(
-            radius_mask, white, (centre[0] + 1, centre[1]),
-            int(max_radius), int(width))
+            radius_mask, black, centre, int(min_radius), 0)
+        dt.lap("radius mask rendered")
 
-        ray_mask.blit(radius_mask, (0, 0), None, pgl.BLEND_RGB_MULT)
-        ray_mask.set_colorkey(black)
+        ray_mask.blit(radius_mask, dest_rect, dest_rect, pgl.BLEND_RGBA_MULT)
+        dt.lap("blitted radius mask to ray mask")
 
-        light_colour = self.COLOURS[self.colour]
-        intensity = int(255 * self.intensity)
-        light_colour = light_colour + (intensity,)
+        surface.blit(ray_mask, dest_rect, dest_rect)
+        dt.lap("blitted surface")
+        dt.end()
 
-        overlay_surf.blit(ray_mask, (0, 0), None)
-        overlay_surf.fill(light_colour, None, pgl.BLEND_RGBA_MULT)
-
-        surface.blit(overlay_surf, (0, 0), None)
+    def get_image(self):
+        if self._image is None:
+            fitting_colour = self.COLOURS[self.colour]
+            self._image = loader.load_image(
+                "48", self.FITTING_IMG,
+                transform=Multiply(colour=fitting_colour))
+        return self._image
 
     def render_fitting(self, surface):
-        pygame.draw.circle(
-            surface, (255, 255, 0),
-            pymunk.pygame_util.to_pygame(self.fitting.offset, surface),
-            int(self.fitting.radius))
+        rx, ry = pymunk.pygame_util.to_pygame(self.position, surface)
+        surface.blit(self.get_image(), (rx - 24, ry - 24), None, 0)
 
     def tick(self):
         pass
 
 
+class Lamp(BaseLight):
+    FITTING_IMG = "lamp.png"
+
+    def __init__(self, **kw):
+        kw.pop("direction", None)
+        kw.pop("spread", None)
+        super(Lamp, self).__init__(**kw)
+
+
 class SpotLight(BaseLight):
+    FITTING_IMG = "spotlight.png"
+
     def __init__(self, **kw):
         kw.pop("direction", None)
         kw.pop("spread", None)