Data commit

Task/Mandelbrot-set/Processing-Python-mode/mandelbrot-set.processing-py

@@ -0,0 +1,51 @@
+i = di = dj = 0
+fn1, fn2, fn3 = random(20), random(20), random(20)
+f = 10
+
+def setup():
+    global zmx1, zmx2, zmy1, zmy2
+    size(500, 500)
+    zmx1 = int(width / 4)
+    zmx2 = 2
+    zmy1 = int(height / 4)
+    zmy2 = 2
+
+
+def draw():
+    global i
+
+    if i <= width:
+        i += 1
+    x = float(i + di) / zmx1 - zmx2
+    for j in range(height + 1):
+        y = zmy2 - float(j + dj) / zmy1
+        zr = zi = zr2 = zi2 = 0
+        cr, ci = x, y
+        n = 1
+        while n < 200 and (zr2 + zi2) < 4:
+            zi2 = zi * zi
+            zr2 = zr * zr
+            zi = 2 * zi * zr + ci
+            zr = zr2 - zi2 + cr
+            n += 1
+
+        re = (n * fn1) % 255
+        gr = (n * fn2) % 255
+        bl = (n * fn3) % 255
+        stroke(re, gr, bl)
+        point(i, j)
+
+
+def mousePressed():
+    global zmx1, zmx2, zmy1, zmy2, di, dj
+    global i, j
+    background(200)
+    xt, yt = mouseX, mouseY
+    di = di + xt - width / 2.
+    dj = dj + yt - height / 2.
+    zmx1 = zmx1 * f
+    zmx2 = zmx2 * (1. / f)
+    zmy1 = zmy1 * f
+    zmy2 = zmy2 * (1. / f)
+    di, dj = di * f, dj * f
+    i = j = 0