(Created page with " == Formumwandlung == float seg = 0; void setup() { size(800, 800); smooth(); } void draw() { background(0); maleSegmente(300,400,400); } void maleSegmente(int r,flo...") |
(No difference)
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Revision as of 20:27, 14 January 2011
Formumwandlung
float seg = 0;
void setup() {
size(800, 800); smooth();
}
void draw() {
background(0); maleSegmente(300,400,400);
}
void maleSegmente(int r,float x,float y) {
float segmente = 0; segmente = 3 + seg; float angleStep = 360/segmente;
beginShape();
vertex(x, y);
for (float angle=0; angle<=360; angle+=angleStep) {
float vx = x + cos(radians(angle-90))*r;
float vy = y + sin(radians(angle-90))*r;
vertex(vx, vy);
vertex(x,y);
vertex(vx,vy);
}
vertex(x + cos(radians(270))*r, y + sin(radians(270))*r);
endShape();
}
void keyPressed() {
if (key == CODED) {
if (keyCode == UP) {
seg += 1;
} else if (keyCode == DOWN) {
if (seg >= 1) {
seg -= 1;
}
}
}
}