ProcessingのPythonモード 勉強3

ProcessingのPythonモードを勉強しています．

• list3_1.pyde
```# i = 0

def setup():
size(800, 600)
frameRate(60)
background(0)
noStroke()

def draw():
#    global i
x = random(0, width)
y = random(0, height)
d = dist(x, y, width / 2, height / 2)
if d < height / 2:
noStroke()
fill(63, 127, 255)
else:
noFill()
stroke(31, 127, 255)
ellipse(x, y, 10, 10)
#    saveFrame("frames/####.png")
#    i += 1
#    if i >= 1000:
#        noLoop()
```
• 出力結果

• list3_2.pyde
```# i = 0

def setup():
size(800, 600)
frameRate(60)
background(0)
noStroke()

def draw():
#    global i
x = random(0, width)
y = random(0, height)
d = dist(x, y, width / 2, height / 2)
diameter = 30 - d / 10.0

if diameter > 0:
fill(63, 127, 255)
ellipse(x, y, diameter, diameter)

#    saveFrame("frames/####.png")
#    i += 1
#    if i >= 1000:
#        noLoop()
```
• 出力結果

• list3_3.pyde
```# i = 0

locationX = 0
direction = -1

def setup():
size(800, 600)
frameRate(60)
fill(0, 127, 255)
noStroke()

def draw():
#    global i
global locationX, direction
background(0)
ellipse(locationX, height / 2, 20, 20)
locationX +=  10 * direction
if locationX < 0 or locationX > width:
direction *= -1

#    saveFrame("frames/####.png")
#    i += 1
#    if i >= 1000:
#        noLoop()
```
• 出力結果

• list3_4.pyde
```# i = 0

def setup():
size(800, 600)
frameRate(60)
colorMode(HSB, 360, 100, 100, 100)
noStroke()

def draw():
#    global i
background(0);
diameter = 400 + sin(frameCount * 0.1) * 200
hue = sin(frameCount * 0.1) * 120
fill(hue, 100, 100)
ellipse(width / 2, height / 2, diameter, diameter)

#    saveFrame("frames/####.png")
#    i += 1
#    if i >= 1000:
#        noLoop()
```
• 出力結果