| /* |
| * Copyright (c) 2009-2010 jMonkeyEngine |
| * 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 'jMonkeyEngine' 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 com.jme3.app; |
| |
| import com.jme3.asset.AssetManager; |
| import com.jme3.font.BitmapFont; |
| import com.jme3.font.BitmapText; |
| import com.jme3.renderer.RenderManager; |
| import com.jme3.renderer.Statistics; |
| import com.jme3.renderer.ViewPort; |
| import com.jme3.renderer.queue.RenderQueue.Bucket; |
| import com.jme3.scene.Node; |
| import com.jme3.scene.Spatial; |
| import com.jme3.scene.control.Control; |
| |
| /** |
| * The <code>StatsView</code> provides a heads-up display (HUD) of various |
| * statistics of rendering. The data is retrieved every frame from a |
| * {@link com.jme3.renderer.Statistics} and then displayed on screen.<br/> |
| * <br/> |
| * Usage:<br/> |
| * To use the stats view, you need to retrieve the |
| * {@link com.jme3.renderer.Statistics} from the |
| * {@link com.jme3.renderer.Renderer} used by the application. Then, attach |
| * the <code>StatsView</code> to the scene graph.<br/> |
| * <code><br/> |
| * Statistics stats = renderer.getStatistics();<br/> |
| * StatsView statsView = new StatsView("MyStats", assetManager, stats);<br/> |
| * rootNode.attachChild(statsView);<br/> |
| * </code> |
| */ |
| public class StatsView extends Node implements Control { |
| |
| private BitmapText[] labels; |
| private Statistics statistics; |
| |
| private String[] statLabels; |
| private int[] statData; |
| |
| private boolean enabled = true; |
| |
| private final StringBuilder stringBuilder = new StringBuilder(); |
| |
| public StatsView(String name, AssetManager manager, Statistics stats){ |
| super(name); |
| |
| setQueueBucket(Bucket.Gui); |
| setCullHint(CullHint.Never); |
| |
| statistics = stats; |
| |
| statLabels = statistics.getLabels(); |
| statData = new int[statLabels.length]; |
| labels = new BitmapText[statLabels.length]; |
| |
| BitmapFont font = manager.loadFont("Interface/Fonts/Console.fnt"); |
| for (int i = 0; i < labels.length; i++){ |
| labels[i] = new BitmapText(font); |
| labels[i].setLocalTranslation(0, labels[i].getLineHeight() * (i+1), 0); |
| attachChild(labels[i]); |
| } |
| |
| addControl(this); |
| } |
| |
| public void update(float tpf) { |
| |
| if (!isEnabled()) |
| return; |
| |
| statistics.getData(statData); |
| for (int i = 0; i < labels.length; i++) { |
| stringBuilder.setLength(0); |
| stringBuilder.append(statLabels[i]).append(" = ").append(statData[i]); |
| labels[i].setText(stringBuilder); |
| } |
| |
| // Moved to ResetStatsState to make sure it is |
| // done even if there is no StatsView or the StatsView |
| // is disable. |
| //statistics.clearFrame(); |
| } |
| |
| public Control cloneForSpatial(Spatial spatial) { |
| return (Control) spatial; |
| } |
| |
| public void setSpatial(Spatial spatial) { |
| } |
| |
| public void setEnabled(boolean enabled) { |
| this.enabled = enabled; |
| } |
| |
| public boolean isEnabled() { |
| return enabled; |
| } |
| |
| public void render(RenderManager rm, ViewPort vp) { |
| } |
| |
| } |