リングの上で回転する線がつくるパターン #3
patterns by lines on ring #3 - OpenProcessing
/** * patterns by lines on ring #3 * * @author aa_debdeb * @date 2016/11/13 */ float radius = 150; float bar = 180; int step = 1; void setup(){ size(640, 640); stroke(20, 150); } void draw(){ background(235); translate(width / 2, height / 2); for(float angle = 0; angle < 360; angle += 0.5){ float radian = radians(angle); pushMatrix(); translate(radius * cos(radian), radius * sin(radian)); rotate(radian + frameCount * map(sin(radian * step * 0.5), -1, 1, -0.05, 0.05)); line(-bar / 2, 0, bar / 2, 0); popMatrix(); } } void mousePressed(){ step++; if(step > 11){ step = 1; } }