the HYPE Framework / Joshua Davis

import hype.*;
import hype.extended.colorist.HColorField;
import hype.extended.layout.HGridLayout;

HColorField  colorField;

HDrawablePool pool;
int      poolCols = 9;
int      poolRows = 7;
int      poolDepth = 9;

void setup() {
 size(640,640,P3D);
 H.init(this).background(#242424).use3D(true);

 colorField = new HColorField(width,height)
  .addPoint(-300,   0, #FF0066, 0.6)
  .addPoint(width-300, 0, #3300FF, 0.6)
  .fillOnly()
  // .strokeOnly()
  // .fillAndStroke()
 ;

 pool = new HDrawablePool(poolCols*poolRows*poolDepth);
 pool.autoAddToStage()
  .add( new HSphere() )
  .layout(new HGridLayout().startX(-600).startY(-450).startZ(-600).spacing(150, 150, 150).rows(poolRows).cols(poolCols))
  .onCreate(
   new HCallback() {
    public void run(Object obj) {
     HSphere d = (HSphere) obj;
     d.size(40).strokeWeight(0).noStroke().fill(0).anchorAt(H.CENTER);
    }
   }
  )
  .requestAll()
 ;
}

void draw() {
 for (HDrawable d : pool) {
  d.fill(0);
  colorField.applyColor(d);
 }

 lights();
 sphereDetail(10);

 pushMatrix();
  translate(width/2, height/2, -800);
  rotateY( radians(frameCount) );
  H.drawStage();
 popMatrix();
}