1 /*
2  * Copyright (c) 2002-2008 LWJGL Project
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are
7  * met:
8  *
9  * * Redistributions of source code must retain the above copyright
10  *   notice, this list of conditions and the following disclaimer.
11  *
12  * * Redistributions in binary form must reproduce the above copyright
13  *   notice, this list of conditions and the following disclaimer in the
14  *   documentation and/or other materials provided with the distribution.
15  *
16  * * Neither the name of 'LWJGL' nor the names of
17  *   its contributors may be used to endorse or promote products derived
18  *   from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 package org.lwjgl.test.opengl.awt;
33 
34 import java.awt.Frame;
35 import java.awt.GridLayout;
36 import java.awt.event.WindowAdapter;
37 import java.awt.event.WindowEvent;
38 
39 import org.lwjgl.LWJGLException;
40 import org.lwjgl.opengl.AWTGLCanvas;
41 
42 import static org.lwjgl.opengl.GL11.*;
43 import static org.lwjgl.util.glu.GLU.*;
44 
45 /**
46  * <p>
47  * Tests AWTGLCanvas functionality
48  * <p>
49  * @version $Revision$
50  * @author $Author$
51  * $Id$
52  */
53 public class AWTTest extends Frame {
54 
55 	/** AWT GL canvas */
56 	private AWTGLCanvas canvas0, canvas1;
57 
58 	private	volatile float angle;
59 
60 	/**
61 	 * C'tor
62 	 */
AWTTest()63 	public AWTTest() throws LWJGLException {
64 		setTitle("LWJGL AWT Canvas Test");
65 		setSize(640, 320);
66 		setLayout(new GridLayout(1, 2));
67 		add(canvas0 = new AWTGLCanvas() {
68 			int current_height;
69 			int current_width;
70 			public void paintGL() {
71 				try {
72 					if (getWidth() != current_width || getHeight() != current_height) {
73 						current_width = getWidth();
74 						current_height = getHeight();
75 						glViewport(0, 0, current_width, current_height);
76 					}
77 					glViewport(0, 0, getWidth(), getHeight());
78 					glClearColor(1.0f, 0.0f, 0.0f, 1.0f);
79 					glClear(GL_COLOR_BUFFER_BIT);
80 					glMatrixMode(GL_PROJECTION);
81 					glLoadIdentity();
82 					gluOrtho2D(0.0f, (float) getWidth(), 0.0f, (float) getHeight());
83 					glMatrixMode(GL_MODELVIEW);
84 					glPushMatrix();
85 					glColor3f(1f, 1f, 0f);
86 					glTranslatef(getWidth() / 2.0f, getHeight() / 2.0f, 0.0f);
87 					glRotatef(angle, 0f, 0f, 1.0f);
88 					glRectf(-50.0f, -50.0f, 50.0f, 50.0f);
89 					glPopMatrix();
90 					swapBuffers();
91 					repaint();
92 				} catch (LWJGLException e) {
93 					throw new RuntimeException(e);
94 				}
95 			}
96 		});
97 		add(canvas1 = new AWTGLCanvas() {
98 			int current_height;
99 			int current_width;
100 			public void paintGL() {
101 				try {
102 					angle += 1.0f;
103 					if (getWidth() != current_width || getHeight() != current_height) {
104 						current_width = getWidth();
105 						current_height = getHeight();
106 						glViewport(0, 0, current_width, current_height);
107 					}
108 					glViewport(0, 0, getWidth(), getHeight());
109 					glClearColor(0.0f, 1.0f, 0.0f, 1.0f);
110 					glClear(GL_COLOR_BUFFER_BIT);
111 					glMatrixMode(GL_PROJECTION);
112 					glLoadIdentity();
113 					gluOrtho2D(0.0f, (float) getWidth(), 0.0f, (float) getHeight());
114 					glMatrixMode(GL_MODELVIEW);
115 					glPushMatrix();
116 					glTranslatef(getWidth() / 2.0f, getHeight() / 2.0f, 0.0f);
117 					glRotatef(2*angle, 0f, 0f, -1.0f);
118 					glRectf(-50.0f, -50.0f, 50.0f, 50.0f);
119 					glPopMatrix();
120 					swapBuffers();
121 					repaint();
122 				} catch (LWJGLException e) {
123 					throw new RuntimeException(e);
124 				}
125 			}
126 		});
127 		addWindowListener(new WindowAdapter() {
128 			public void windowClosing(WindowEvent e) {
129 				dispose();
130 				System.exit(0);
131 			}
132 		});
133 		setResizable(true);
134 		setVisible(true);
135 	}
136 
main(String[] args)137 	public static void main(String[] args) throws LWJGLException {
138 		new AWTTest();
139 	}
140 }
141