110 lines
3.4 KiB
Java
110 lines
3.4 KiB
Java
/*
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* Copyright (c) 2002 Lightweight Java Game Library Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'Light Weight Java Game Library' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.lwjgl.test.opengl;
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import org.lwjgl.Display;
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import org.lwjgl.LWJGLException;
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import org.lwjgl.input.Keyboard;
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import org.lwjgl.opengl.GL11;
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import org.lwjgl.opengl.Window;
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/**
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* $Id$
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*
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* Tests the windowing functions. ESCAPE quits.
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*
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* @author $author$
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* @version $revision$
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*/
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public class BouncingWindowTest {
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public static void main(String[] args) {
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int x = 0, y = 0, dx = 1, dy = 1;
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try {
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Window.create("Bouncing Window Test", 0, 0, 64, 64, true, 16, 0, 16, 8, 0);
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} catch (LWJGLException e) {
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e.printStackTrace(System.err);
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System.exit(-1);
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}
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Window.setVSyncEnabled(true);
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float angle = 0.0f;
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float color = 0.0f;
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while (!Keyboard.isKeyDown(Keyboard.KEY_ESCAPE) && !Window.isCloseRequested()) {
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Window.update();
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x += dx;
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y += dy;
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if (x < 0) {
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x = 1;
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dx = 1;
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} else if (x >= Display.getWidth() - Window.getWidth()) {
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x = Display.getWidth() - Window.getWidth() - 1;
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dx = -1;
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}
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if (y < 0) {
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y = 1;
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dy = 1;
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} else if (y >= Display.getHeight() - Window.getHeight()) {
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y = Display.getHeight() - Window.getHeight() - 1;
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dy = -1;
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}
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Window.setLocation(x, y);
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angle += 1.0f;
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if (angle >= 360.0f) {
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angle = 0.0f;
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}
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color += 0.01f;
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GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
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GL11.glPushMatrix();
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GL11.glTranslatef(Window.getWidth() / 2.0f, Window.getHeight() / 2.0f, 0.0f);
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GL11.glRotatef(angle, 0.0f, 0.0f, 1.0f);
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GL11.glColor3f(
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(float)Math.abs(Math.sin(color)),
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(float)Math.abs(Math.cos(color)),
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(float)Math.abs(Math.sin(color) * Math.cos(color))
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);
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GL11.glBegin(GL11.GL_QUADS);
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{
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GL11.glVertex2f(-20.0f, -20.0f);
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GL11.glVertex2f(20.0f, -20.0f);
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GL11.glVertex2f(20.0f, 20.0f);
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GL11.glVertex2f(-20.0f, 20.0f);
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}
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GL11.glEnd();
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GL11.glPopMatrix();
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}
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}
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}
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