2020+06_07a

2020/sketch_2020_06_07a/sketch_2020_06_07a.pyde

@@ -0,0 +1,54 @@
+# D'aprés @ntsutae つぶやきProcessing
+# https://twitter.com/ntsutae/status/1268432505356513280?s=20
+
+t = 0
+a, b, c = 1, 10, 128
+def setup():
+    size(512, 512)
+    noSmooth()
+    colorMode(HSB)
+def draw():
+    global t
+    t += 1
+    background(0)
+    s = 1
+    scale(s)
+    w = width // s
+    for x in range(w):
+        for y in range(w):
+            p = (-t + abs((x + y) | (x - y + t * 2))
+                 ** a) % b
+            # delay(1)
+            if p < c:
+                px = color(p % 256, 255, 255)
+                # for ix, iy in ((x * 2, y * 2),
+                #                (x * 2 + 1, y * 2),
+                #                (x * 2, y * 2 + 1),
+                #                (x * 2 + 1, y * 2 + 1)):
+                    # set(ix, iy, px)
+                set(x, y, px)
+
+def keyPressed():
+    global a, b, c
+    if key == 'a':
+        a += .1
+    if key == 'z' and a > 1:
+        a -= .1
+    if key == 's':
+        b += 1
+    if key == 'x' and b > 1:
+        b -= 1
+    if key == 'd':
+        c += 1
+    if key == 'c' and c > 1:
+        c -= 1
+    print(a, b, c)
+
+# First ported from @ntsutae code for a single tweet
+# t=0;w=720#つぶやきProcessing d'aprés @ntsutae
+# def setup():size(w,w)
+# def draw():
+#  global t;t+=1;scale(3);background(-1)
+#  for y in range(240):
+#   for x in range(240):
+#    (t+abs((x+y-t)^(x-y+t))**3)%1023<109 and point(x,y)

README.md

@@ -20,6 +20,15 @@
 ## 2020
 
 
+---
+
+![sketch_2020_06_07a](2020/sketch_2020_06_07a/sketch_2020_06_07a.gif)
+
+[sketch_2020_06_07a](https://github.com/villares/sketch-a-day/tree/master/2020/sketch_2020_06_07a) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
+
+Diagonal serpinsky-like 
+
+`(-t + abs((x + y) | (x - y + t * 2)) ** a) % b < c`
 
 ---