ControlP5のスライダーで円の大きさを制御する
![f:id:aa_debdeb:20161006073103p:plain f:id:aa_debdeb:20161006073103p:plain](https://cdn-ak.f.st-hatena.com/images/fotolife/a/aa_debdeb/20161006/20161006073103.png)
/** * slider for controling ellipse size * * @author aa_debdeb * @date 2016/10/13 */ import controlP5.*; ControlP5 cp5; int ellipseSize; void setup(){ size(640, 640); noStroke(); fill(255, 105, 180); cp5 = new ControlP5(this); cp5.addSlider("ellipseSize") .setRange(100, 500) .setValue(300) .setPosition(30, 30) .setSize(200, 20); } void draw(){ background(240); ellipse(width / 2, height / 2, ellipseSize, ellipseSize); }