com.ardor3d.example.ExampleBase Maven / Gradle / Ivy
/**
* Copyright (c) 2008-2012 Ardor Labs, Inc.
*
* This file is part of Ardor3D.
*
* Ardor3D is free software: you can redistribute it and/or modify it
* under the terms of its license which may be found in the accompanying
* LICENSE file or at .
*/
package com.ardor3d.example;
import java.awt.EventQueue;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.Stack;
import java.util.concurrent.atomic.AtomicReference;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.ardor3d.annotation.MainThread;
import com.ardor3d.framework.Canvas;
import com.ardor3d.framework.CanvasRenderer;
import com.ardor3d.framework.DisplaySettings;
import com.ardor3d.framework.FrameHandler;
import com.ardor3d.framework.NativeCanvas;
import com.ardor3d.framework.Scene;
import com.ardor3d.framework.Updater;
import com.ardor3d.framework.jogl.JoglCanvasRenderer;
import com.ardor3d.framework.jogl.JoglNewtWindow;
import com.ardor3d.framework.lwjgl.LwjglCanvas;
import com.ardor3d.framework.lwjgl.LwjglCanvasRenderer;
import com.ardor3d.image.TextureStoreFormat;
import com.ardor3d.image.util.awt.AWTImageLoader;
import com.ardor3d.image.util.awt.ScreenShotImageExporter;
import com.ardor3d.input.GrabbedState;
import com.ardor3d.input.Key;
import com.ardor3d.input.MouseButton;
import com.ardor3d.input.MouseManager;
import com.ardor3d.input.PhysicalLayer;
import com.ardor3d.input.control.FirstPersonControl;
import com.ardor3d.input.jogl.JoglNewtFocusWrapper;
import com.ardor3d.input.jogl.JoglNewtKeyboardWrapper;
import com.ardor3d.input.jogl.JoglNewtMouseManager;
import com.ardor3d.input.jogl.JoglNewtMouseWrapper;
import com.ardor3d.input.logical.AnyKeyCondition;
import com.ardor3d.input.logical.DummyControllerWrapper;
import com.ardor3d.input.logical.InputTrigger;
import com.ardor3d.input.logical.KeyPressedCondition;
import com.ardor3d.input.logical.LogicalLayer;
import com.ardor3d.input.logical.MouseButtonClickedCondition;
import com.ardor3d.input.logical.MouseButtonPressedCondition;
import com.ardor3d.input.logical.MouseButtonReleasedCondition;
import com.ardor3d.input.logical.TriggerAction;
import com.ardor3d.input.logical.TwoInputStates;
import com.ardor3d.input.lwjgl.LwjglControllerWrapper;
import com.ardor3d.input.lwjgl.LwjglKeyboardWrapper;
import com.ardor3d.input.lwjgl.LwjglMouseManager;
import com.ardor3d.input.lwjgl.LwjglMouseWrapper;
import com.ardor3d.intersection.PickData;
import com.ardor3d.intersection.PickResults;
import com.ardor3d.intersection.PickingUtil;
import com.ardor3d.intersection.PrimitivePickResults;
import com.ardor3d.light.PointLight;
import com.ardor3d.math.ColorRGBA;
import com.ardor3d.math.Ray3;
import com.ardor3d.math.Vector2;
import com.ardor3d.math.Vector3;
import com.ardor3d.renderer.ContextCapabilities;
import com.ardor3d.renderer.ContextManager;
import com.ardor3d.renderer.Renderer;
import com.ardor3d.renderer.TextureRendererFactory;
import com.ardor3d.renderer.jogl.JoglTextureRendererProvider;
import com.ardor3d.renderer.lwjgl.LwjglTextureRendererProvider;
import com.ardor3d.renderer.queue.RenderBucketType;
import com.ardor3d.renderer.state.LightState;
import com.ardor3d.renderer.state.WireframeState;
import com.ardor3d.renderer.state.ZBufferState;
import com.ardor3d.scenegraph.Node;
import com.ardor3d.scenegraph.event.DirtyType;
import com.ardor3d.util.Constants;
import com.ardor3d.util.ContextGarbageCollector;
import com.ardor3d.util.GameTaskQueue;
import com.ardor3d.util.GameTaskQueueManager;
import com.ardor3d.util.ReadOnlyTimer;
import com.ardor3d.util.Timer;
import com.ardor3d.util.geom.Debugger;
import com.ardor3d.util.resource.ResourceLocatorTool;
import com.ardor3d.util.resource.SimpleResourceLocator;
import com.ardor3d.util.screen.ScreenExporter;
import com.ardor3d.util.stat.StatCollector;
import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
public abstract class ExampleBase implements Runnable, Updater, Scene {
private static final Logger logger = Logger.getLogger(ExampleBase.class.getName());
/** If true (the default) we will call System.exit on end of demo. */
public static boolean QUIT_VM_ON_EXIT = true;
protected final LogicalLayer _logicalLayer = new LogicalLayer();
protected PhysicalLayer _physicalLayer;
protected final Timer _timer = new Timer();
protected final FrameHandler _frameHandler = new FrameHandler(_timer);
protected DisplaySettings _settings;
protected final Node _root = new Node();
protected LightState _lightState;
protected WireframeState _wireframeState;
protected volatile boolean _exit = false;
protected static boolean _stereo = false;
protected boolean _showBounds = false;
protected boolean _showNormals = false;
protected boolean _showDepth = false;
protected boolean _doShot = false;
protected NativeCanvas _canvas;
protected ScreenShotImageExporter _screenShotExp = new ScreenShotImageExporter();
protected MouseManager _mouseManager;
protected FirstPersonControl _controlHandle;
protected Vector3 _worldUp = new Vector3(0, 1, 0);
protected PointLight light;
protected static int _minDepthBits = -1;
protected static int _minAlphaBits = -1;
protected static int _minStencilBits = -1;
public void run() {
try {
_frameHandler.init();
while (!_exit) {
_frameHandler.updateFrame();
Thread.yield();
}
// grab the graphics context so cleanup will work out.
final CanvasRenderer cr = _canvas.getCanvasRenderer();
cr.makeCurrentContext();
quit(cr.getRenderer());
cr.releaseCurrentContext();
if (QUIT_VM_ON_EXIT) {
System.exit(0);
}
} catch (final Throwable t) {
System.err.println("Throwable caught in MainThread - exiting");
t.printStackTrace(System.err);
}
}
public void exit() {
_exit = true;
}
@MainThread
public void init() {
final ContextCapabilities caps = ContextManager.getCurrentContext().getCapabilities();
logger.info("Display Vendor: " + caps.getDisplayVendor());
logger.info("Display Renderer: " + caps.getDisplayRenderer());
logger.info("Display Version: " + caps.getDisplayVersion());
logger.info("Shading Language Version: " + caps.getShadingLanguageVersion());
registerInputTriggers();
AWTImageLoader.registerLoader();
try {
SimpleResourceLocator srl = new SimpleResourceLocator(ResourceLocatorTool.getClassPathResource(
ExampleBase.class, "com/ardor3d/example/media/"));
ResourceLocatorTool.addResourceLocator(ResourceLocatorTool.TYPE_TEXTURE, srl);
srl = new SimpleResourceLocator(ResourceLocatorTool.getClassPathResource(ExampleBase.class,
"com/ardor3d/example/media/models/"));
ResourceLocatorTool.addResourceLocator(ResourceLocatorTool.TYPE_MODEL, srl);
} catch (final URISyntaxException ex) {
ex.printStackTrace();
}
/**
* Create a ZBuffer to display pixels closest to the camera above farther ones.
*/
final ZBufferState buf = new ZBufferState();
buf.setEnabled(true);
buf.setFunction(ZBufferState.TestFunction.LessThanOrEqualTo);
_root.setRenderState(buf);
// ---- LIGHTS
/** Set up a basic, default light. */
light = new PointLight();
light.setDiffuse(new ColorRGBA(0.75f, 0.75f, 0.75f, 0.75f));
light.setAmbient(new ColorRGBA(0.5f, 0.5f, 0.5f, 1.0f));
light.setLocation(new Vector3(100, 100, 100));
light.setEnabled(true);
/** Attach the light to a lightState and the lightState to rootNode. */
_lightState = new LightState();
_lightState.setEnabled(true);
_lightState.attach(light);
_root.setRenderState(_lightState);
_wireframeState = new WireframeState();
_wireframeState.setEnabled(false);
_root.setRenderState(_wireframeState);
_root.getSceneHints().setRenderBucketType(RenderBucketType.Opaque);
initExample();
_root.updateGeometricState(0);
}
protected abstract void initExample();
@MainThread
public void update(final ReadOnlyTimer timer) {
if (_canvas.isClosing()) {
exit();
}
/** update stats, if enabled. */
if (Constants.stats) {
StatCollector.update();
}
updateLogicalLayer(timer);
// Execute updateQueue item
GameTaskQueueManager.getManager(_canvas.getCanvasRenderer().getRenderContext()).getQueue(GameTaskQueue.UPDATE)
.execute();
/** Call simpleUpdate in any derived classes of ExampleBase. */
updateExample(timer);
/** Update controllers/render states/transforms/bounds for rootNode. */
_root.updateGeometricState(timer.getTimePerFrame(), true);
}
protected void updateLogicalLayer(final ReadOnlyTimer timer) {
// check and execute any input triggers, if we are concerned with input
if (_logicalLayer != null) {
_logicalLayer.checkTriggers(timer.getTimePerFrame());
}
}
protected void updateExample(final ReadOnlyTimer timer) {
// does nothing
}
@MainThread
public boolean renderUnto(final Renderer renderer) {
// Execute renderQueue item
GameTaskQueueManager.getManager(_canvas.getCanvasRenderer().getRenderContext()).getQueue(GameTaskQueue.RENDER)
.execute(renderer);
// Clean up card garbage such as textures, vbos, etc.
ContextGarbageCollector.doRuntimeCleanup(renderer);
/** Draw the rootNode and all its children. */
if (!_canvas.isClosing()) {
/** Call renderExample in any derived classes. */
renderExample(renderer);
renderDebug(renderer);
if (_doShot) {
// force any waiting scene elements to be renderer.
renderer.renderBuckets();
ScreenExporter.exportCurrentScreen(renderer, _screenShotExp);
_doShot = false;
}
return true;
} else {
return false;
}
}
protected void renderExample(final Renderer renderer) {
_root.onDraw(renderer);
}
protected void renderDebug(final Renderer renderer) {
if (_showBounds) {
Debugger.drawBounds(_root, renderer, true);
}
if (_showNormals) {
Debugger.drawNormals(_root, renderer);
Debugger.drawTangents(_root, renderer);
}
if (_showDepth) {
renderer.renderBuckets();
Debugger.drawBuffer(TextureStoreFormat.Depth16, Debugger.NORTHEAST, renderer);
}
}
public PickResults doPick(final Ray3 pickRay) {
final PrimitivePickResults pickResults = new PrimitivePickResults();
pickResults.setCheckDistance(true);
PickingUtil.findPick(_root, pickRay, pickResults);
processPicks(pickResults);
return pickResults;
}
protected void processPicks(final PrimitivePickResults pickResults) {
final PickData pick = pickResults.findFirstIntersectingPickData();
if (pick != null) {
System.err.println("picked: " + pick.getTarget() + " at: "
+ pick.getIntersectionRecord().getIntersectionPoint(0));
} else {
System.err.println("picked: nothing");
}
}
protected void quit(final Renderer renderer) {
ContextGarbageCollector.doFinalCleanup(renderer);
_canvas.close();
}
public static void start(final Class exampleClazz) {
ExampleBase example;
try {
example = exampleClazz.newInstance();
} catch (final Exception ex) {
ex.printStackTrace();
return;
}
// Ask for properties
final PropertiesGameSettings prefs = example.getAttributes(new PropertiesGameSettings(
"ardorSettings.properties", null));
// Convert to DisplayProperties (XXX: maybe merge these classes?)
final DisplaySettings settings = new DisplaySettings(prefs.getWidth(), prefs.getHeight(), prefs.getDepth(),
prefs.getFrequency(),
// alpha
_minAlphaBits != -1 ? _minAlphaBits : prefs.getAlphaBits(),
// depth
_minDepthBits != -1 ? _minDepthBits : prefs.getDepthBits(),
// stencil
_minStencilBits != -1 ? _minStencilBits : prefs.getStencilBits(),
// samples
prefs.getSamples(),
// other
prefs.isFullscreen(), _stereo);
example._settings = settings;
// get our framework
if (prefs.getRenderer().startsWith("LWJGL")) {
final LwjglCanvasRenderer canvasRenderer = new LwjglCanvasRenderer(example);
example._canvas = new LwjglCanvas(settings, canvasRenderer);
example._physicalLayer = new PhysicalLayer(new LwjglKeyboardWrapper(), new LwjglMouseWrapper(),
new LwjglControllerWrapper(), (LwjglCanvas) example._canvas);
example._mouseManager = new LwjglMouseManager();
TextureRendererFactory.INSTANCE.setProvider(new LwjglTextureRendererProvider());
} else if (prefs.getRenderer().startsWith("JOGL")) {
final JoglCanvasRenderer canvasRenderer = new JoglCanvasRenderer(example);
example._canvas = new JoglNewtWindow(canvasRenderer, settings);
final JoglNewtWindow canvas = (JoglNewtWindow) example._canvas;
example._mouseManager = new JoglNewtMouseManager(canvas);
example._physicalLayer = new PhysicalLayer(new JoglNewtKeyboardWrapper(canvas), new JoglNewtMouseWrapper(
canvas, example._mouseManager), DummyControllerWrapper.INSTANCE, new JoglNewtFocusWrapper(canvas));
TextureRendererFactory.INSTANCE.setProvider(new JoglTextureRendererProvider());
}
example._logicalLayer.registerInput(example._canvas, example._physicalLayer);
// Register our example as an updater.
example._frameHandler.addUpdater(example);
// register our native canvas
example._frameHandler.addCanvas(example._canvas);
new Thread(example).start();
}
protected PropertiesGameSettings getAttributes(final PropertiesGameSettings settings) {
// Always show the dialog in these examples.
URL dialogImage = null;
final String dflt = settings.getDefaultSettingsWidgetImage();
if (dflt != null) {
try {
dialogImage = ResourceLocatorTool.getClassPathResource(ExampleBase.class, dflt);
} catch (final Exception e) {
logger.log(Level.SEVERE, "Resource lookup of '" + dflt + "' failed. Proceeding.");
}
}
if (dialogImage == null) {
logger.fine("No dialog image loaded");
} else {
logger.fine("Using dialog image '" + dialogImage + "'");
}
final URL dialogImageRef = dialogImage;
final AtomicReference dialogRef = new AtomicReference();
final Stack mainThreadTasks = new Stack();
try {
if (EventQueue.isDispatchThread()) {
dialogRef.set(new PropertiesDialog(settings, dialogImageRef, mainThreadTasks));
} else {
EventQueue.invokeLater(new Runnable() {
public void run() {
dialogRef.set(new PropertiesDialog(settings, dialogImageRef, mainThreadTasks));
}
});
}
} catch (final Exception e) {
logger.logp(Level.SEVERE, ExampleBase.class.getClass().toString(), "ExampleBase.getAttributes(settings)",
"Exception", e);
return null;
}
PropertiesDialog dialogCheck = dialogRef.get();
while (dialogCheck == null || dialogCheck.isVisible()) {
try {
// check worker queue for work
while (!mainThreadTasks.isEmpty()) {
mainThreadTasks.pop().run();
}
// go back to sleep for a while
Thread.sleep(50);
} catch (final InterruptedException e) {
logger.warning("Error waiting for dialog system, using defaults.");
}
dialogCheck = dialogRef.get();
}
if (dialogCheck.isCancelled()) {
System.exit(0);
}
return settings;
}
protected void registerInputTriggers() {
// check if this example worries about input at all
if (_logicalLayer == null) {
return;
}
_controlHandle = FirstPersonControl.setupTriggers(_logicalLayer, _worldUp, true);
_logicalLayer.registerTrigger(new InputTrigger(new MouseButtonClickedCondition(MouseButton.RIGHT),
new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputStates, final double tpf) {
final Vector2 pos = Vector2.fetchTempInstance().set(
inputStates.getCurrent().getMouseState().getX(),
inputStates.getCurrent().getMouseState().getY());
final Ray3 pickRay = new Ray3();
_canvas.getCanvasRenderer().getCamera().getPickRay(pos, false, pickRay);
Vector2.releaseTempInstance(pos);
doPick(pickRay);
}
}, "pickTrigger"));
_logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.ESCAPE), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
exit();
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.L), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
_lightState.setEnabled(!_lightState.isEnabled());
// Either an update or a markDirty is needed here since we did not touch the affected spatial directly.
_root.markDirty(DirtyType.RenderState);
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.F4), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
_showDepth = !_showDepth;
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.T), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
_wireframeState.setEnabled(!_wireframeState.isEnabled());
// Either an update or a markDirty is needed here since we did not touch the affected spatial directly.
_root.markDirty(DirtyType.RenderState);
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.B), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
_showBounds = !_showBounds;
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.C), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
System.out.println("Camera: " + _canvas.getCanvasRenderer().getCamera());
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.N), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
_showNormals = !_showNormals;
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new KeyPressedCondition(Key.F1), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
_doShot = true;
}
}));
final Predicate clickLeftOrRight = Predicates.or(new MouseButtonClickedCondition(
MouseButton.LEFT), new MouseButtonClickedCondition(MouseButton.RIGHT));
_logicalLayer.registerTrigger(new InputTrigger(clickLeftOrRight, new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputStates, final double tpf) {
System.err.println("clicked: " + inputStates.getCurrent().getMouseState().getClickCounts());
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new MouseButtonPressedCondition(MouseButton.LEFT),
new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
if (_mouseManager.isSetGrabbedSupported()) {
_mouseManager.setGrabbed(GrabbedState.GRABBED);
}
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new MouseButtonReleasedCondition(MouseButton.LEFT),
new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
if (_mouseManager.isSetGrabbedSupported()) {
_mouseManager.setGrabbed(GrabbedState.NOT_GRABBED);
}
}
}));
_logicalLayer.registerTrigger(new InputTrigger(new AnyKeyCondition(), new TriggerAction() {
public void perform(final Canvas source, final TwoInputStates inputState, final double tpf) {
System.out.println("Key character pressed: "
+ inputState.getCurrent().getKeyboardState().getKeyEvent().getKeyChar());
}
}));
}
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy