added notes

Python/Tree fractal.py

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+import turtle
+MINIMUM_BRANCH_LENGTH = 5
+def build_tree(t, branch_length, shorten_by, angle, c):
+  if branch_length > MINIMUM_BRANCH_LENGTH:
+    t.pendown()
+    t.color(c)
+    t.forward(branch_length)
+    
+    new_length = branch_length - shorten_by
+    t.left(angle)
+    build_tree(t, new_length, shorten_by, angle, "#8a1cff")
+    t.right(angle * 2)
+    
+    build_tree(t, new_length, shorten_by, angle, "#ff7e1c")
+    t.left(angle)
+    
+    t.penup()
+    t.backward(branch_length)
+    
+tree = turtle.Turtle()
+tree.hideturtle()
+tree.speed(0)
+tree.setheading(90)
+tree.color('green')
+turtle.bgcolor("black")
+build_tree(tree, 40, 3, 15, "red")
+turtle.mainloop()

Python/fib.py

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+import turtle
+import math
+
+
+turtle.colormode(255)
+
+fac = .01
+a=0
+b=1
+
+sqr = math.sqrt(5)
+
+c= 1/sqr
+d= (1+sqr)/2
+e = (1-sqr)/2
+j = 10
+
+j_max = 30
+
+turtle.bgcolor("black")
+
+
+def fibb(t, col):
+    global b
+    global j
+    global j_max
+    global c
+    global d
+    global e
+    
+    
+    coll = math.radians(col)
+    print(col)
+    print(255*coll)
+    print(round(255*coll))    
+    
+    if coll >1:
+        coll = 1
+    if coll <0:
+        coll = 0    
+    t.pencolor((round(255* coll),0,192))
+    
+    for j in range(10, j_max):
+        f=math.pi * b * fac /2
+        f /= 90
+        for i in range(90):
+            turt.forward(f)
+            turt.left(1)
+        
+        b = c * ((d**j)- (e**j))
+        
+    t.penup()
+turt = turtle.Turtle()
+turt.speed(0)
+
+for ang in range(360):
+    turt.setx(0)
+    turt.sety(0)
+    turt.left(1)
+    turt.pendown()
+    a=0
+    b=1
+    print(ang)
+    if ang>179:
+        ang = ang - 179
+    fibb(turt, ang)
+
+cv = turt.getcanvas()
+cv.postscript(file="file_name.ps", colormode='color')
+
+turtle.done()
+    
+    

Python/python notes.txt

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+https://stackoverflow.com/questions/16119991/how-to-speed-up-pythons-turtle-function-and-stop-it-freezing-at-the-end
+used to speed up image, but wont be able to see animation