Processing Intro #03 | P3D

January 20, 2015 Processing 0

Contents

  1. 3D
    1. P3D
    2. Peasy Cam
    3. 3D Objects
  2. PVector
    1. Declaration
    2. Functions
  3. Practice

3D

P3D

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void setup(){
  size(500,500,P3D);
  stroke(255);
  strokeWeight(10);
}
 
void draw(){
  background(0);
  point(width/2-50,height/2-50,-50);
  point(width/2-50,height/2+50,-50);
  point(width/2-50,height/2+50,50);
  point(width/2-50,height/2-50,50);
  point(width/2+50,height/2-50,-50);
  point(width/2+50,height/2+50,-50);
  point(width/2+50,height/2+50,50);
  point(width/2+50,height/2-50,50);
}

Peasy Cam

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import peasy.*;
PeasyCam cam;
 
void setup() {
 size(500,500,P3D);
 strokeWeight(10);
 stroke(255);
 cam = new PeasyCam(this, 100);
 cam.setMinimumDistance(50);
 cam.setMaximumDistance(500);
}
 
void draw(){
  background(0);
  point(-50,-50,-50);
  point(-50,+50,-50);
  point(-50,+50,50);
  point(-50,-50,50);
  point(+50,-50,-50);
  point(+50,+50,-50);
  point(+50,+50,50);
  point(+50,-50,50);
}

3D Objects

  • pushMatrix();
  • popMatrix();
  • translate(<x>,<y>,<z>);
  • rotateX(<rad>);
  • Box(<w>,<h>,<d>);
  • Sphere(<r>);
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import peasy.*;
PeasyCam cam;
 
void setup() {
 size(500,500,P3D);
 stroke(255);
 noFill();
 cam = new PeasyCam(this, 200);
 cam.setMinimumDistance(100);
 cam.setMaximumDistance(400);
}
 
void draw(){
  background(0);
  pushMatrix();
  translate(50,0,0);
  box(20,30,40);
  translate(-100,0,0);
  sphere(30);
  popMatrix();
}

PVector

Declaration

<PVector name> = new PVector(<x>,<y>,<z>);
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PVector p;
p = new PVector(10,20);
ellipse(p.x, p.y, 10, 10);

Functions

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