Create sketch_2021_05_18c.pyde

2021/sketch_2021_05_18c/sketch_2021_05_18c.pyde

@@ -0,0 +1,54 @@
+from itertools import product
+from random import sample
+
+
+def setup():
+    global grid, elements
+    size(700, 700)
+    grid = list(product(range(100, width, 125), repeat=2))
+    elements = generate()
+
+def generate():
+    elements = []
+    points = set()
+    while len(points) < 24:
+        a, b = sample(grid, 2)
+        if a not in points and b not in points:
+            points.add(a)
+            points.add(b)
+            elements.append(Element(a, b))
+    return elements
+       
+def draw():
+    background(240)
+    for e in elements:
+        e.display()
+
+def keyPressed():
+    if key  == 's':
+        saveFrame(str(frameCount) + '.png')
+    elements[:] = generate()
+
+class Element:
+    
+    def __init__(self, a, b):
+        self.p1 = PVector(*a)
+        self.p2 = PVector(*b)
+        n = 16 
+        divs = lambda i: PVector.lerp(self.p1, self.p2, i / float(n))
+        self.points = [divs(i) for i in range(n)] + [self.p2]
+        
+    def display(self):
+        for p in self.points :
+            for e in reversed(elements):
+                if e == self:
+                    break
+                for ep in e.points:
+                    d = dist(p.x, p.y, ep.x, ep.y)
+                    if  d <= 125:
+                        stroke(0, 0, d, 155 - d)
+                        line(p.x, p.y, ep.x, ep.y) 
+            fill(0)
+            noStroke()
+            circle(p.x, p.y, 4)
+