184 lines
6.2 KiB
Java
184 lines
6.2 KiB
Java
/*
|
|
* 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.opengl;
|
|
|
|
import org.lwjgl.BufferUtils;
|
|
import org.lwjgl.LWJGLException;
|
|
import org.lwjgl.Sys;
|
|
import org.lwjgl.opengl.*;
|
|
|
|
import java.nio.IntBuffer;
|
|
import java.util.Random;
|
|
|
|
/**
|
|
* @author spasi <spasi@users.sourceforge.net>
|
|
*/
|
|
public final class SyncTest {
|
|
|
|
private SyncTest() {
|
|
}
|
|
|
|
public static void main(String[] args) {
|
|
runTest(args);
|
|
cleanup();
|
|
System.exit(0);
|
|
}
|
|
|
|
private static void runTest(String[] args) {
|
|
if ( args.length < 2 )
|
|
argsError("Insufficient number of arguments.");
|
|
|
|
int clears = 1;
|
|
int timeout = 0;
|
|
|
|
try {
|
|
clears = Integer.parseInt(args[0]);
|
|
timeout = Integer.parseInt(args[1]);
|
|
} catch (NumberFormatException e) {
|
|
argsError("Invalid number format.");
|
|
}
|
|
|
|
ContextAttribs ca = new ContextAttribs();
|
|
|
|
try {
|
|
DisplayMode[] modes = Display.getAvailableDisplayModes();
|
|
|
|
DisplayMode displayMode = chooseMode(modes, 1024, 768);
|
|
if ( displayMode == null )
|
|
displayMode = chooseMode(modes, 800, 600);
|
|
if ( displayMode == null )
|
|
displayMode = chooseMode(modes, 640, 480);
|
|
if ( displayMode == null )
|
|
kill("Failed to set an appropriate display mode.");
|
|
|
|
System.out.println("Setting display mode to: " + displayMode);
|
|
Display.setDisplayMode(displayMode);
|
|
Display.create(new PixelFormat(8, 24, 0), ca);
|
|
} catch (LWJGLException e) {
|
|
kill(e.getMessage());
|
|
}
|
|
|
|
System.out.println("\n---------\n");
|
|
|
|
final String version = GL11.glGetString(GL11.GL_VERSION);
|
|
|
|
System.out.println("GL Version: " + version);
|
|
System.out.println("ARB_sync: " + GLContext.getCapabilities().GL_ARB_sync);
|
|
|
|
if ( !GLContext.getCapabilities().OpenGL32 && !GLContext.getCapabilities().GL_ARB_sync )
|
|
kill("OpenGL3.2 or ARB_sync support is required for this test.");
|
|
|
|
System.out.println("\n---------\n");
|
|
|
|
System.out.println("Clearing the framebuffer a gazillion times...");
|
|
|
|
Random rand = new Random(System.currentTimeMillis());
|
|
for ( int i = 0; i < clears; i++ ) {
|
|
GL11.glClearColor(rand.nextFloat(), rand.nextFloat(), rand.nextFloat(), 1.0f);
|
|
GL11.glClear(GL11.GL_COLOR_BUFFER_BIT);
|
|
}
|
|
|
|
GLSync sync = GL32.glFenceSync(GL32.GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
|
|
|
|
System.out.println("\nWaiting on fence...");
|
|
long time = Sys.getTime();
|
|
int status = GL32.glClientWaitSync(sync, 0, timeout < 0 ? GL32.GL_TIMEOUT_IGNORED : timeout * 1000 * 1000);
|
|
System.out.println("\nFence sync complete after: " + ((Sys.getTime() - time) / (double)Sys.getTimerResolution()) + " seconds.");
|
|
System.out.print("\nWait Status: ");
|
|
switch ( status ) {
|
|
case GL32.GL_ALREADY_SIGNALED:
|
|
System.out.println("ALREADY_SIGNALED");
|
|
break;
|
|
case GL32.GL_CONDITION_SATISFIED:
|
|
System.out.println("CONDITION_SATISFIED");
|
|
break;
|
|
case GL32.GL_TIMEOUT_EXPIRED:
|
|
System.out.println("TIMEOUT_EXPIRED");
|
|
break;
|
|
case GL32.GL_WAIT_FAILED:
|
|
System.out.println("WAIT_FAILED");
|
|
break;
|
|
default:
|
|
System.out.println("Unexpected wait status: 0x" + Integer.toHexString(status));
|
|
}
|
|
|
|
IntBuffer property = BufferUtils.createIntBuffer(1);
|
|
GL32.glGetSynciv(sync, GL32.GL_SYNC_STATUS, null, property);
|
|
System.out.println("Sync Status: " + (property.get(0) == GL32.GL_UNSIGNALED ? "UNSIGNALED" : "SIGNALED"));
|
|
|
|
GL32.glDeleteSync(sync);
|
|
|
|
int error = GL11.glGetError();
|
|
if ( error != 0 )
|
|
System.out.println("\nTest failed with OpenGL error: " + error);
|
|
else
|
|
System.out.println("\nTest completed successfully.");
|
|
}
|
|
|
|
private static DisplayMode chooseMode(DisplayMode[] modes, int width, int height) {
|
|
DisplayMode bestMode = null;
|
|
|
|
for ( int i = 0; i < modes.length; i++ ) {
|
|
DisplayMode mode = modes[i];
|
|
if ( mode.getWidth() == width && mode.getHeight() == height && mode.getFrequency() <= 85 ) {
|
|
if ( bestMode == null || (mode.getBitsPerPixel() >= bestMode.getBitsPerPixel() && mode.getFrequency() > bestMode.getFrequency()) )
|
|
bestMode = mode;
|
|
}
|
|
}
|
|
|
|
return bestMode;
|
|
}
|
|
|
|
private static void cleanup() {
|
|
if ( Display.isCreated() )
|
|
Display.destroy();
|
|
}
|
|
|
|
private static void argsError(final String msg) {
|
|
System.out.println("\nInvalid arguments error: " + msg);
|
|
System.out.println("\nUsage: SyncTest <clears> <timeout>:\n");
|
|
System.out.println("clears\t- Number of times to clear the framebuffer.");
|
|
System.out.println("timeout\t- WaitSync timeout in milliseconds.");
|
|
|
|
cleanup();
|
|
System.exit(-1);
|
|
}
|
|
|
|
static void kill(String reason) {
|
|
System.out.println("The SyncTest program was terminated because an error occured.\n");
|
|
System.out.println("Reason: " + (reason == null ? "Unknown" : reason));
|
|
|
|
cleanup();
|
|
System.exit(-1);
|
|
}
|
|
|
|
} |