/**

* Embedding Push Pop

* by Chris Noessel.

*

* Embedding pop() and push() within a for() loop.

*

* Created 9 December 2002

*/

int xgridcount = 4;

int ygridcount = 4;

int zgridcount = 4;

int halfx = xgridcount / 2;

int halfy = ygridcount / 2;

int halfz = zgridcount / 2;

float a = 0.0;

float boxsize = 0;

int gDistance;

void setup()

{

size(200, 200, P3D);

noStroke();

colorMode(HSB, 100);

gDistance = width - width/4;

}



void draw()

{

background(51);

translate(halfx*gDistance -gDistance, halfy*gDistance -gDistance,-gDistance *10);

// First number is pauses between timechange,

// lower 2nd number = faster speed

a += abs(sin(millis()/1500)/500);

for(int i=halfx *-1; i<=halfx; i+=1) {

translate(gDistance, 0, 0);

rotateX(a*.9);

pushMatrix();

for(int j=halfy *-1; j<= halfy; j+=1){

translate(-width/2, gDistance, 0);

rotateZ(a*1.1);

pushMatrix();

for(int k=halfz * -1; k<= halfz; k+=1){

translate(0, 0, gDistance);

rotateY(a);

boxsize = 30 + (sin(i*j*k*a) *(gDistance)*1.66);

fill(0, 0, 100-boxsize/5.1);

box(boxsize, boxsize, boxsize);

}

popMatrix();

}

popMatrix();

}

}