GroovyConsole上でProceccing

sketch.groovy

@Grab(group='org.processing', module='core', version='2.2.1') 
import processing.core.*

class MySketch extends PApplet {
    final float r = 200
    final int FPS = 60
    final float sec = 1
    final float radpf = 2*PI / sec / FPS
    void setup() {
        frameRate(FPS)
        background(30)
        strokeWeight(2)
        fill(255, 30)
    }
    void draw() {
        float rad = frameCount * radpf
        int size = 200 * noise(frameCount*0.1)
        ellipse(width/2+r*sin(rad) as float, height/2+r*cos(rad) as float, size, size)
    }
}
import javax.swing.JFrame
def launch(PApplet app, String title, int width, int height) {
    app.init()
    new JFrame(title).with {
        size = [width, height]
        add(app)
        visible = true
        defaultCloseOperation = DISPOSE_ON_CLOSE
    }
}
// 内部のexit()によりGroovyConsoleも落ちる
//PApplet.main('MySketch')
//PApplet.main(['--present', 'MySketch'] as String[])
launch(new MySketch(), 'MySketch', 600, 600)

sketch.groovy.markdown

sketch2.groovy

// GroovyのScriptとして実行する場合
@Grab(group='org.processing', module='core', version='2.2.1') 
import processing.core.*
 
class MySketch extends PApplet {
    final float r = 200
    final int FPS = 60
    final float sec = 1
    final float radpf = 2*PI / sec / FPS
    void setup() {
        size(600, 600)
        frameRate(FPS)
        background(30)
        strokeWeight(2)
        fill(255, 30)
    }
    void draw() {
        float rad = frameCount * radpf
        int size = 200 * noise(frameCount*0.1)
        ellipse(width/2+r*sin(rad) as float, height/2+r*cos(rad) as float, size, size)
    }
}
PApplet.main('MySketch')