Modify sunrise show

1 files changed, 88 insertions, 36 deletions

diff --git a/sunrise.py b/sunrise.py
index 59818d5..4956342 100644
--- a/sunrise.py
+++ b/sunrise.py
@@ -11,34 +11,40 @@ class Sun(object):
     """Object displayed on the bridge, probably a fish."""
     def __init__(self):
         """Create fish with default parameters."""
-        self.center_x = 140
-        self.center_y = -5
-        self.width = 30
-        self.height = 5
-        self.wait = 0
+        self.x = 25
+        self.y = 0 - 1
+        self.width = 150
+        self.height = 2
+        self.base_color = color.HSV(27/360, 1, 0.5)
+        self.end_color = color.HSV(53/360, 1, 1)
+        self.color = self.base_color.to_RGB()
 
     def update(self):
         """Swim gently to the other side of the bridge."""
-        self.center_y += 0.005
-        if self.center_y >= 1:
-            self.center_y = 1
-            self.wait += 1
-            if self.wait >= 200:
-                self.wait = 0
-                self.center_y = -5
+        self.y += 0.005
+        if self.y + self.height >= 3:
+            self.y = 3 - self.height
+        elif self.y + self.height > 1:
+            self.width += 0.2
+            self.x -= 0.1
+            color_range = (self.end_color - self.base_color).unit()
+            self.color = (self.y + self.height - 1) / 3 * color_range + self.base_color
+            self.color = self.color.to_RGB()
 
-    def color_at(self, x, y):
-        ball_width = 15
-        if abs(x - self.center_x) < ball_width:
-            return color.RGB(1, 1, 1)
-        distance = abs(self.center_x - x)
-        start_hue = 58 / 360
-        end_hue = 41 / 360
-        start_sat = 0
-        end_sat = 0.92
-        sat = scale_with_clamp(distance, ball_width, 60, start_sat, end_sat)
-        hue = scale_with_clamp(distance, ball_width, 100, start_hue, end_hue)
-        return color.HSV(hue, sat, 1).to_RGB()
+        #print(self.y)
+
+    #def color_at(self, x, y):
+        #ball_width = 15
+        #if abs(x - self.center_x) < ball_width:
+            #return color.RGB(1, 1, 1)
+        #distance = abs(self.center_x - x)
+        #start_hue = 58 / 360
+        #end_hue = 41 / 360
+        #start_sat = 0
+        #end_sat = 0.92
+        #sat = scale_with_clamp(distance, ball_width, 60, start_sat, end_sat)
+        #hue = scale_with_clamp(distance, ball_width, 100, start_hue, end_hue)
+        #return color.HSV(hue, sat, 1).to_RGB()
 
 
 def scale_with_clamp(inp, min_inp, max_inp, min_out, max_out):
@@ -55,10 +61,36 @@ class Light(object):
         self.step = 0
         self.x = x
         self.y = y
+        self.fade_step = 0
 
-    def update(self, sun):
+    def update(self, sky_brightness, sun):
         """Change color depending on where the fish is."""
-        self.light.setRGBRaw(*sun.color_at(self.x, self.y).components)
+        if self.y == 0:
+            if abs(self.transitioning_to - self.color) <= self.step:
+                self.transitioning_to = pick_ocean_HSV(sky_brightness).to_RGB()
+                self.step = (random_change()
+                    * abs(self.color - self.transitioning_to))
+            self.color = transition(
+                self.color, self.transitioning_to, self.step
+            )
+            self.light.setRGBRaw(
+                *map(lambda x: clamp(0, x, 1), self.color.components)
+            )
+        else:
+            sky_color = color.HSV(250/360, 0.25, sky_brightness).to_RGB()
+            coverage = compute_coverage(sun, self.x, self.y)
+            self.color = coverage * sun.color + (1 - coverage) * sky_color
+            self.light.setRGBRaw(
+                *map(lambda x: clamp(0, x, 1), self.color.components)
+            )
+
+    def fade_to_black(self, steps):
+        hue = self.color.to_HSV().h()
+        sat = self.color.to_HSV().s()
+        value = self.color.to_HSV().v()
+        new_color = color.HSV(hue, sat, value - value / steps * self.fade_step).to_RGB()
+        self.fade_step += 1
+        self.light.setRGBRaw(*map(lambda x: clamp(0, x, 1), new_color.components))
 
 
 class SunriseShow(Show):
@@ -67,12 +99,29 @@ class SunriseShow(Show):
                        for y in xrange(self.bridge.HEIGHT)
                        for x in xrange(self.bridge.WIDTH)]
         self.sun = Sun()
+        self.sky_brightness = 0
+        self.tick_count = 0
 
 
     def update(self):
-        self.sun.update()
-        for light in self.lights:
-            light.update(self.sun)
+        if self.tick_count > 1000:
+            fade_time = 3 # sec
+            if self.tick_count > 1000 + fade_time * FRAME_RATE:
+                self.stop()
+                return
+            for light in self.lights:
+                light.fade_to_black(fade_time * FRAME_RATE)
+        else:
+            if self.sky_brightness >= 1:
+                self.sun.update()
+            for light in self.lights:
+                light.update(self.sky_brightness, self.sun)
+
+            if self.sky_brightness < 1:
+                self.sky_brightness += 0.05 / FRAME_RATE
+
+        self.tick_count += 1
+        print self.tick_count
 
 
 def compute_coverage(fish, x, y):
@@ -89,12 +138,15 @@ def compute_coverage(fish, x, y):
     return coverage * scale
 
 
-def pick_HSV():
+def pick_ocean_HSV(sky_brightness):
     """Return a random color in an appropriate interval."""
-    hue = random.random() * (constants.MAX_HUE - constants.MIN_HUE) + constants.MIN_HUE
-    saturation = random.random() * (MAX_SATURATION - MIN_SATURATION) + MIN_SATURATION
-    value = random.random() * (MAX_VALUE - MIN_VALUE) + MIN_VALUE
-    return color.HSV(hue, saturation, value)
+    min_hue = 236 / 360
+    max_hue = 250 / 360
+    min_sat = 0.25
+    max_sat = 0.6
+    hue = random.random() * (max_hue - min_hue) + min_hue
+    saturation = random.random() * (max_sat - min_sat) + min_sat
+    return color.HSV(hue, saturation, sky_brightness)
 
 
 def transition(start, end, step):
@@ -109,8 +161,8 @@ def transition(start, end, step):
 
 def random_change():
     """Return a random amount that a light should change each frame."""
-    min_time = int(constants.MIN_TIME * FRAME_RATE)
-    max_time = int(MAX_TIME * FRAME_RATE)
+    min_time = int(2 * FRAME_RATE)
+    max_time = int(6 * FRAME_RATE)
     return 1 / random.randint(min_time, max_time)