Created
March 9, 2013 19:49
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A quick processing sketch demonstrating Perlin Noise and basic object oriented programming.
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int starCount=0; | |
fallingStar[] stars; | |
int size = 10; | |
float seed = 0.0; | |
void setup() { | |
size(480, 480); | |
stars = new fallingStar[1]; | |
stars[0] = new fallingStar(10,10); | |
noStroke(); | |
} | |
void draw() { | |
background(0,0,0,.1); | |
for(fallingStar aStar : stars) { | |
// print(aStar); | |
aStar.update(); | |
aStar.draw(); | |
} | |
if (mousePressed) { | |
size =(int) (noise(seed)*100); | |
println( noise(seed)*100+", size: "+size); | |
seed +=.1; | |
stars= (fallingStar[] )append(stars, new fallingStar(mouseX,mouseY,size)); | |
// stars[starCount++] = new fallingStar(mouseX, mouseY); | |
} else { | |
} | |
} | |
class fallingStar | |
{ | |
int myX; | |
int myY; | |
int mySize; | |
int mx; | |
int my; | |
fallingStar(){ | |
println("I'm a falling star named "+this); | |
}; | |
fallingStar(int inX, int inY){ | |
myX = inX; | |
myY = inY; | |
println("I'm a falling star named "+this+"located: x:"+myX+" y:"+myY+"."); | |
ellipse(myX,myY,30,30); | |
} | |
fallingStar(int inX, int inY, int inSize){ | |
myX = inX; | |
myY = inY; | |
mySize = inSize; | |
if(mySize<1){ | |
mySize=10; | |
} | |
println("I'm a falling star named "+this+"located: x:"+myX+" y:"+myY+"."); | |
println("mySize: "+mySize+"."); | |
ellipse(myX,myY,mySize,mySize); | |
} | |
void draw(){ | |
ellipse(myX,myY,mySize,mySize); | |
// println("drawing" + myX + ", " + myY); | |
} | |
void update(){ | |
//println("updating" + myX + ", " + myY); | |
if(myY <= (height+50)){ | |
myY++; | |
}else{ | |
myY = -50; | |
} | |
} | |
} |
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