/*
* Copyright (c) 2002-2008 LWJGL Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'LWJGL' nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.lwjgl.test;
import org.lwjgl.LWJGLException;
import org.lwjgl.opengl.Display;
import org.lwjgl.opengl.DisplayMode;
/**
* <br>
* Test class for Display & DisplayMode
*
* @author Brian Matzon <brian@matzon.dk>
* @version $Revision$
* $Id$
*/
public class DisplayTest {
/**
* Creates a new DisplayTest
*/
public DisplayTest() {
}
/**
* Runs the tests
*/
public void executeTest() throws LWJGLException {
currentTest();
queryModesTest();
setDisplayModeTest();
setDisplayConfigurationTest();
}
/**
* Prints some info about the current mode
*/
private void currentTest() {
System.out.println("==== Test Current ====");
System.out.println("Info about current:");
System.out.println("Graphics card: " + Display.getAdapter() + ", version: " + Display.getVersion());
System.out.println("Resolution: " +
Display.getDisplayMode().getWidth() + "x" +
Display.getDisplayMode().getHeight() + "x" +
Display.getDisplayMode().getBitsPerPixel() + "@" +
Display.getDisplayMode().getFrequency() + "Hz");
System.out.println("---- Test Current ----");
}
/**
* Tests querying for modes
*/
private void queryModesTest() throws LWJGLException {
DisplayMode[] modes = null;
System.out.println("==== Test query ====");
System.out.println("Retrieving available displaymodes");
modes = Display.getAvailableDisplayModes();
// no modes check
if (modes == null) {
System.out.println("FATAL: unable to find any modes!");
System.exit(-1);
}
// write some info
System.out.println("Found " + modes.length + " modes");
System.out.println("The first 5 are:");
for(int i=0;i<modes.length; i++) {
System.out.println(modes[i]);
if (i == 5) {
break;
}
}
System.out.println("---- Test query ----");
}
/**
* Tests setting display modes
*/
private void setDisplayModeTest() throws LWJGLException {
DisplayMode mode = null;
DisplayMode[] modes = null;
System.out.println("==== Test setDisplayMode ====");
System.out.println("Retrieving available displaymodes");
modes = Display.getAvailableDisplayModes();
// no modes check
if (modes == null) {
System.out.println("FATAL: unable to find any modes!");
System.exit(-1);
}
// find a mode
System.out.print("Looking for 640x480...");
for ( DisplayMode mode1 : modes ) {
if ( mode1.getWidth() == 640 &&
mode1.getHeight() == 480 ) {
mode = mode1;
System.out.println("found!");
break;
}
}
// no mode check
if (mode == null) {
System.out.println("error\nFATAL: Unable to find basic mode.");
System.exit(-1);
}
// change to mode, and wait a bit
System.out.print("Changing to mode...");
try {
Display.setDisplayMode(mode);
Display.setFullscreen(true);
Display.create();
} catch (Exception e) {
System.out.println("error\nFATAL: Error setting mode");
System.exit(-1);
}
System.out.println("done");
System.out.println("Resolution: " +
Display.getDisplayMode().getWidth() + "x" +
Display.getDisplayMode().getHeight() + "x" +
Display.getDisplayMode().getBitsPerPixel() + "@" +
Display.getDisplayMode().getFrequency() + "Hz");
pause(5000);
// reset
System.out.print("Resetting mode...");
try {
Display.setFullscreen(false);
} catch (LWJGLException e) {
e.printStackTrace();
}
System.out.println("done");
System.out.println("---- Test setDisplayMode ----");
}
/**
* Tests the DisplayConfiguration
*/
private void setDisplayConfigurationTest() {
System.out.println("==== Test setDisplayConfigurationTest ====");
System.out.println("Testing normal setting");
changeConfig(1.0f, 0f, 1f);
System.out.println("Testing gamma settings");
changeConfig(5.0f, 0f, 1f);
changeConfig(0.5f, 0f, 1f);
System.out.println("Testing brightness settings");
changeConfig(1.0f, -1.0f, 1f);
changeConfig(1.0f, -0.5f, 1f);
changeConfig(1.0f, 0.5f, 1f);
changeConfig(1.0f, 1.0f, 1f);
System.out.println("Testing contrast settings");
changeConfig(1.0f, 0f, 0f);
changeConfig(1.0f, 0f, 0.5f);
changeConfig(1.0f, 0f, 10000.0f);
System.out.print("resetting...");
try {
Display.setFullscreen(false);
} catch (LWJGLException e) {
e.printStackTrace();
}
System.out.println("done");
System.out.println("---- Test setDisplayConfigurationTest ----");
}
/**
* Changes the Displat configuration
*
* @param gamma gamma value to change to
* @param brightness brightness value to change to
* @param contrast contrast value to change to
*/
private void changeConfig(float gamma, float brightness, float contrast) {
try {
Display.setDisplayConfiguration(gamma, brightness, contrast);
System.out.println("Configuration changed, gamma = " + gamma + " brightness = " + brightness + " contrast = " + contrast);
} catch (Exception e) {
System.out.println("Failed on: gamma = " + gamma + " brightness = " + brightness + " contrast = " + contrast);
}
pause(3000);
}
/**
* Pause current thread for a specified time
*
* @param time milliseconds to sleep
*/
private void pause(long time) {
int SLEEP_DELAY = 100;
for (int i = 0; i < time; i += SLEEP_DELAY) {
try {
Display.processMessages();
Thread.sleep(SLEEP_DELAY);
} catch (InterruptedException inte) {
}
}
}
/**
* Tests the Sys class, and serves as basic usage test
*
* @param args ignored
*/
public static void main(String[] args) throws LWJGLException {
new DisplayTest().executeTest();
System.exit(0);
}
}