Directional
/**
* Directional.
*
* Move the mouse the change the direction of the light.
*/
void setup() {
size(640, 360, P3D);
noStroke();
fill(204);
}
void draw() {
noStroke();
background(0);
float dirY = (mouseY / (float)height - 0.5f) * 2.0f;
float dirX = (mouseX / (float)width - 0.5f) * 2.0f;
directionalLight(204, 204, 204, -dirX, -dirY, -1);
translate(width / 2 - 100, height / 2, 0);
sphere(80);
translate(200, 0, 0);
sphere(80);
}