added 3 new animations, simple css change

animation.py

@@ -1,5 +1,7 @@
+import random
 import colorsys
 from time import time
+from typing import Tuple
 
 
 class Animation:
@@ -41,6 +43,135 @@ class Steady(Animation):
     def name(self):
         return "steady"
 
+class RandomSingle(Animation):
+    """
+        by Max & Lightmoll (https://lght.ml)
+        from 2022-06-08
+    """
+    def __init__(self, color):
+        super().__init__()
+        self.PERIOD = 4 * 30 #frames
+        self.color = self._rand_color()
+        self.last_colors = []
+        self.frame_counter = 0
+    
+
+    def update(self, index:int, count:int) -> Tuple[int, int, int]:
+        if index == 0:
+            if ((self.frame_counter % self.PERIOD) == 0):
+                self.last_colors = []
+                for _ in range(count):
+                    self.last_colors.append(self._rand_color())
+            self.frame_counter += 1
+        try:
+            return self.last_colors[index]
+        except IndexError:
+            print("INDEX ERROR: ", index, len(self.last_colors))
+            raise Exception(f"{index}, {len(self.last_colors)}")
+
+
+    def _rand_color(self):
+        return (
+                round(random.random() * 255),
+                round(random.random() * 255),
+                round(random.random() * 255)
+            )
+
+
+    def __str__(self):
+        return "randomsingle"
+
+
+    def name(self):
+        return str(self)
+
+
+
+class TwoColor(Steady):
+    """
+        by Max & Lightmoll (https://lght.ml)
+        from 2022-06-08
+    """
+    def __init__(self, color): 
+        super().__init__(color) 
+        self.start_time = time()
+        self.PERIOD = 0.5 #s
+        self.COL_1 = color #input color
+        
+        self.COL_2 = (255-self.r, 255-self.g, 255-self.b) #compl. color
+
+                     #of lights
+    def update(self, index:int, count:int) -> Tuple[int, int, int]:
+        time_diff = time() - self.start_time
+                #r,g,b
+        color = (0,0,0)
+        
+        if (self.PERIOD / 2 > (time_diff % self.PERIOD)):
+            color = self.COL_1
+        else:
+            color = self.COL_2
+        return color
+
+
+    def __str__(self):
+        return "twocolor"
+
+
+    def name(self):
+        return str(self)
+
+class Caramelldansen(Steady):
+    """
+        by Max & Lightmoll (https://lght.ml)
+        from 2022-06-08
+    """
+    def __init__(self, color): 
+        super().__init__(color) 
+        self.start_time = time()
+        self.PERIOD = int(0.42 * 30) #frames
+        self.COLORS = [
+                (230,50,50),
+                (255,0,0),
+                (50,230,50),
+                (0,255,0),
+                (50,50,230),
+                (0,0,255)
+            ]
+        """
+        self.COLORS = [
+            (255,0,0),
+            (0,255,0),
+            (0,0,255)
+        ]
+        """
+        self.color_index = 0
+        self.frame_counter = 0
+
+
+    def update(self, index:int, count:int) -> Tuple[int, int, int]:
+        time_diff = round(time() - self.start_time)
+        #r,g,b
+        if index == 0:
+            self.frame_counter += 1
+
+        if (((self.frame_counter % self.PERIOD) == 0) and index == 0):
+            self.color_index += 1
+
+        if (self.color_index == len(self.COLORS)):
+            #self.frame_counter = 0 #prevent big numbers
+            self.color_index = 0
+
+        return self.COLORS[self.color_index]
+
+
+    def __str__(self):
+        # when is this endpoint called?
+        return "caramelldansen"
+
+
+    def name(self):
+        return str(self)
+
 
 class FadeTo(Steady):
     def __init__(self, color, t=2.0):
@@ -102,6 +233,27 @@ class Chase(Steady):
         return "chase"
 
 
+class ChaseRandom(Animation):
+    def __init__(self, color, looptime=1.0):
+        super(Chase, self).__init__(color)
+        self.looptime = looptime
+
+    def update(self, index, count):
+        angle = (time() / self.looptime + (index + 0.0) / count) % 1.0
+        l = 1 - min(abs(angle - 1 / count) * .9, 1.0 / count) * count
+        # print(f"f({index}, {angle:.2f}) -> {l:.2f}")
+        return (int(self.r * l), int(self.g * l), int(self.b * l))
+
+    def __str__(self):
+        return f"{type(self).__name__}({self.r}, {self.g}, {self.b}, {self.looptime:.2f})"
+
+    def name(self):
+        return "chase"
+
+
 def hsv_to_rgb(h, s, v):
     (r, g, b) = colorsys.hsv_to_rgb(h, s, v)
-    return [int(r * 255), int(g * 255), int(b * 255)]
+    return [int(r * 255), int(g * 255), int(b * 255)]
+
+def rgb_to_hsv(r, g, b):
+    return colorsys.rgb_to_hsv(r/255,g/255,b/255)