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Adding a new batch of examples
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‎content/examples/3D and OpenGL/Camera/MoveEye/MoveEye.pde‎

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/**
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* Move Eye.
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* by Simon Greenwold.
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*
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* The camera lifts up (controlled by mouseY) while looking at the same point.
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*/
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void setup() {
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size(400, 400, P3D);
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fill(204);
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}
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void draw() {
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lights();
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background(0);
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// Change height of the camera with mouseY
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camera(30.0, mouseY, 220.0, // eyeX, eyeY, eyeZ
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0.0, 0.0, 0.0, // centerX, centerY, centerZ
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0.0, 1.0, 0.0); // upX, upY, upZ
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noStroke();
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box(90);
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stroke(255);
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line(-100, 0, 0, 100, 0, 0);
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line(0, -100, 0, 0, 100, 0);
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line(0, 0, -100, 0, 0, 100);
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}

‎content/examples/3D and OpenGL/Camera/MoveEye/applet/MoveEye.jar‎

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‎content/examples/3D and OpenGL/Camera/MoveEye/applet/MoveEye.java‎

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import processing.core.*; import java.applet.*; import java.awt.*; import java.awt.image.*; import java.awt.event.*; import java.io.*; import java.net.*; import java.text.*; import java.util.*; import java.util.zip.*; public class MoveEye extends PApplet {/**
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* Move Eye.
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* by Simon Greenwold.
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*
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* The camera lifts up (controlled by mouseY) while looking at the same point.
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*/
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public void setup() {
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size(400, 400, P3D);
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fill(204);
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}
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public void draw() {
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lights();
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background(0);
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// Change height of the camera with mouseY
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camera(30.0f, mouseY, 220.0f, // eyeX, eyeY, eyeZ
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0.0f, 0.0f, 0.0f, // centerX, centerY, centerZ
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0.0f, 1.0f, 0.0f); // upX, upY, upZ
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noStroke();
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box(90);
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stroke(255);
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line(-100, 0, 0, 100, 0, 0);
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line(0, -100, 0, 0, 100, 0);
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line(0, 0, -100, 0, 0, 100);
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}
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static public void main(String args[]) { PApplet.main(new String[] { "MoveEye" });}}

‎content/examples/3D and OpenGL/Camera/MoveEye/applet/MoveEye.pde‎

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/**
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* Move Eye.
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* by Simon Greenwold.
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*
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* The camera lifts up (controlled by mouseY) while looking at the same point.
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*/
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void setup() {
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size(400, 400, P3D);
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fill(204);
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}
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void draw() {
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lights();
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background(0);
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// Change height of the camera with mouseY
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camera(30.0, mouseY, 220.0, // eyeX, eyeY, eyeZ
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0.0, 0.0, 0.0, // centerX, centerY, centerZ
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0.0, 1.0, 0.0); // upX, upY, upZ
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noStroke();
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box(90);
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stroke(255);
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line(-100, 0, 0, 100, 0, 0);
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line(0, -100, 0, 0, 100, 0);
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line(0, 0, -100, 0, 0, 100);
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}

‎content/examples/3D and OpenGL/Camera/MoveEye/applet/index.html‎

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html>
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<head>
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<title>MoveEye : Built with Processing</title>
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
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<style type="text/css">
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<!--
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body {
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margin: 0px 0px 0px 0px;
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font-family: verdana, geneva, arial, helvetica, sans-serif;
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font-size: 11px;
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background-color: #DDDDCC;
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text-decoration: none;
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font-weight: normal;
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line-height: normal;
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}
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A { color: #3399CC; }
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A:link { color: #3399CC; text-decoration: underline; }
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A:visited { color: #3399CC; text-decoration: underline; }
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A:active { color: #3399CC; text-decoration: underline; }
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A:hover { color: #3399CC; text-decoration: underline; }
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#content {
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position: absolute;
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left: 55px;
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top: 60px;
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}
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-->
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</style>
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</head>
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<body>
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<div id="content">
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<div>
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<applet code="MoveEye" archive="MoveEye.jar"
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width="400" height="400" mayscript="true">
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<param name="image" value="loading.gif">
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<param name="boxmessage" value="Loading Processing software...">
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<param name="boxbgcolor" value="#FFFFFF">
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<!-- This is the message that shows up when people don't have
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Java installed in their browser. Any HTML can go here
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(i.e. if you wanted to include an image other links,
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or an anti-Microsoft diatribe. -->
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To view this content, you need to install Java from <A HREF="http://java.com">java.com</A>
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</applet>
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</div>
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<p>
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Move Eye.
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by Simon Greenwold.
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The camera lifts up (controlled by mouseY) while looking at the same point.
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</p>
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<p>
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Source code: <a href="MoveEye.pde">MoveEye</a>
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</p>
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<p>
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Built with <a href="http://processing.org" title="Processing.org">Processing</a>
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</p>
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</div>
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</body>
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</html>

‎content/examples/3D and OpenGL/Camera/MoveEye/applet/loading.gif‎

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‎content/examples/3D and OpenGL/Camera/Ortho/Ortho.pde‎

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/**
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* Ortho.
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*
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* Move the mouse across the screen to change the parameters
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* for the orthographic projection.
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* The ortho() function sets an orthographic projection and
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* defines a parallel clipping volume. All objects with the
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* same dimension appear the same size, regardless of whether
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* they are near or far from the camera. The parameters to this
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* function specify the clipping volume where left and right
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* are the minimum and maximum x values, top and bottom are the
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* minimum and maximum y values, and near and far are the minimum
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* and maximum z values.
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*
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* Created 28 April 2005
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*/
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void setup()
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{
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size(200, 200, P3D);
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noStroke();
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}
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void draw()
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{
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background(255);
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lights();
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//ortho(0, width, 0, height, -10, 10); // Default ortho settings
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ortho(-width, mouseX, -height/2.0, mouseY/2.0, -10, 10);
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translate(0, 0, -100);
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rotateX(PI/4);
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rotateZ(PI/3);
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pushMatrix();
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for(int i=0; i<width; i+=20) {
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for(int j=0; j<height; j+=20) {
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box(10, 10, (j+i) / 4.0);
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translate(20, 0, 0);
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}
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translate(-200, 20, 0);
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}
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popMatrix();
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}
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‎content/examples/3D and OpenGL/Camera/Ortho/applet/Ortho.jar‎

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‎content/examples/3D and OpenGL/Camera/Ortho/applet/Ortho.java‎

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import processing.core.*; import java.applet.*; import java.awt.*; import java.awt.image.*; import java.awt.event.*; import java.io.*; import java.net.*; import java.text.*; import java.util.*; import java.util.zip.*; public class Ortho extends PApplet {/**
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* Ortho.
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*
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* Move the mouse across the screen to change the parameters
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* for the orthographic projection.
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* The ortho() function sets an orthographic projection and
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* defines a parallel clipping volume. All objects with the
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* same dimension appear the same size, regardless of whether
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* they are near or far from the camera. The parameters to this
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* function specify the clipping volume where left and right
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* are the minimum and maximum x values, top and bottom are the
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* minimum and maximum y values, and near and far are the minimum
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* and maximum z values.
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*
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* Created 28 April 2005
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*/
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public void setup()
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{
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size(200, 200, P3D);
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noStroke();
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}
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public void draw()
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{
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background(255);
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lights();
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//ortho(0, width, 0, height, -10, 10); // Default ortho settings
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ortho(-width, mouseX, -height/2.0f, mouseY/2.0f, -10, 10);
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translate(0, 0, -100);
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rotateX(PI/4);
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rotateZ(PI/3);
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pushMatrix();
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for(int i=0; i<width; i+=20) {
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for(int j=0; j<height; j+=20) {
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box(10, 10, (j+i) / 4.0f);
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translate(20, 0, 0);
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}
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translate(-200, 20, 0);
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}
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popMatrix();
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}
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static public void main(String args[]) { PApplet.main(new String[] { "Ortho" });}}

‎content/examples/3D and OpenGL/Camera/Ortho/applet/Ortho.pde‎

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/**
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* Ortho.
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*
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* Move the mouse across the screen to change the parameters
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* for the orthographic projection.
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* The ortho() function sets an orthographic projection and
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* defines a parallel clipping volume. All objects with the
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* same dimension appear the same size, regardless of whether
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* they are near or far from the camera. The parameters to this
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* function specify the clipping volume where left and right
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* are the minimum and maximum x values, top and bottom are the
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* minimum and maximum y values, and near and far are the minimum
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* and maximum z values.
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*
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* Created 28 April 2005
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*/
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void setup()
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{
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size(200, 200, P3D);
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noStroke();
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}
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void draw()
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{
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background(255);
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lights();
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//ortho(0, width, 0, height, -10, 10); // Default ortho settings
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ortho(-width, mouseX, -height/2.0, mouseY/2.0, -10, 10);
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translate(0, 0, -100);
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rotateX(PI/4);
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rotateZ(PI/3);
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pushMatrix();
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for(int i=0; i<width; i+=20) {
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for(int j=0; j<height; j+=20) {
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box(10, 10, (j+i) / 4.0);
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translate(20, 0, 0);
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}
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translate(-200, 20, 0);
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}
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popMatrix();
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}
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