Creative Coding 習作 2024/5/23 - RubyKaigi 2024 写経

code:ruby

def setup

createCanvas(400, 400)

background("#fced4f")

frameRate(5)

end

def draw

translate(width / 2, height / 2)

rotate(HALF_PI - frameCount)

draw_frame

draw_minsa

draw_ruby

end

def draw_frame

strokeWeight(3)

fill("#9cee60")

ellipse(0, 0, 280)

fill(255)

ellipse(0, 0, 250)

fill("#9cee60")

ellipse(0, 0, 190)

fill(255)

ellipse(0, 0, 170)

end

def draw_minsa

noStroke

fill(0)

rect_count = 10

3.times do |t|

radius = 100 + 10 * t

interval_angle = TWO_PI / rect_count

rect_count.times do |i|

angle = i * interval_angle

x = radius * cos(angle)

y = radius * sin(angle)

push

translate(x, y)

rotate(angle)

rectMode(CENTER)

if t.even?

if i.odd?

rect(0, 0, 10, 10)

else

rect(0, 0 - 10, 10, 10)

rect(0, 0 + 10, 10, 10)

end

else

if i.even?

rect(0, 0, 10, 10)

else

rect(0, 0 - 10, 10, 10)

rect(0, 0 + 10, 10, 10)

end

end

pop

end

end

end

def draw_ruby

stroke(0)

fill("#ec6158")

rotate(TWO_PI + frameCount)

beginShape()

vertex(-45, 45)

vertex(-45, -45)

vertex(-10, -70)

vertex(65, 0)

vertex(-10, 70)

endShape(CLOSE)

line(-45, 45, -10, 25)

line(-45, 0, -10, 25)

line(-45, 0, -10, -25)

line(-45, -45, -10, -25)

line(-10, 70, -10, -70)

line(-10, 25, 65, 0)

line(-10, -25, 65, 0)

end

https://scrapbox.io/files/66529d7cff6267001c4a5949.png