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Moved the stats view stuff out into an app state

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that is added automatically as part of simple app
construction.


git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9159 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
3.0
PSp..om 13 years ago
parent a2043b3ded
commit 4c18bfaecb
3 changed files with 235 additions and 51 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 86
      engine/src/core/com/jme3/app/SimpleApplication.java
  2. 198
      engine/src/core/com/jme3/app/StatsAppState.java
  3. 2
      engine/src/core/com/jme3/app/StatsView.java

86
engine/src/core/com/jme3/app/SimpleApplication.java
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@ -31,6 +31,7 @@
*/
package com.jme3.app;
import com.jme3.app.state.AppState;
import com.jme3.font.BitmapFont;
import com.jme3.font.BitmapText;
import com.jme3.input.FlyByCamera;
@ -72,14 +73,10 @@ public abstract class SimpleApplication extends Application {
protected Node rootNode = new Node("Root Node");
protected Node guiNode = new Node("Gui Node");
protected float secondCounter = 0.0f;
protected int frameCounter = 0;
protected BitmapText fpsText;
protected BitmapFont guiFont;
protected StatsView statsView;
protected FlyByCamera flyCam;
protected boolean showSettings = true;
private boolean showFps = true;
private AppActionListener actionListener = new AppActionListener();
private class AppActionListener implements ActionListener {
@ -103,15 +100,22 @@ public abstract class SimpleApplication extends Application {
} else if (name.equals(INPUT_MAPPING_MEMORY)) {
BufferUtils.printCurrentDirectMemory(null);
}else if (name.equals(INPUT_MAPPING_HIDE_STATS)){
boolean show = showFps;
setDisplayFps(!show);
setDisplayStatView(!show);
if (stateManager.getState(StatsAppState.class) != null) {
stateManager.getState(StatsAppState.class).toggleStats();
}
}
}
}
public SimpleApplication() {
this( new StatsAppState() );
}
public SimpleApplication( AppState... initialStates ) {
super();
for (AppState a : initialStates) {
stateManager.attach(a);
}
}
@Override
@ -175,38 +179,12 @@ public abstract class SimpleApplication extends Application {
this.showSettings = showSettings;
}
/**
* Attaches FPS statistics to guiNode and displays it on the screen.
*
*/
public void loadFPSText() {
guiFont = assetManager.loadFont("Interface/Fonts/Default.fnt");
fpsText = new BitmapText(guiFont, false);
fpsText.setLocalTranslation(0, fpsText.getLineHeight(), 0);
fpsText.setText("Frames per second");
guiNode.attachChild(fpsText);
}
/**
* Attaches Statistics View to guiNode and displays it on the screen
* above FPS statistics line.
*
*/
public void loadStatsView() {
statsView = new StatsView("Statistics View", assetManager, renderer.getStatistics());
// move it up so it appears above fps text
statsView.setLocalTranslation(0, fpsText.getLineHeight(), 0);
guiNode.attachChild(statsView);
}
@Override
public void initialize() {
super.initialize();
guiNode.setQueueBucket(Bucket.Gui);
guiNode.setCullHint(CullHint.Never);
loadFPSText();
loadStatsView();
viewPort.attachScene(rootNode);
guiViewPort.attachScene(guiNode);
@ -221,12 +199,20 @@ public abstract class SimpleApplication extends Application {
inputManager.addMapping(INPUT_MAPPING_CAMERA_POS, new KeyTrigger(KeyInput.KEY_C));
inputManager.addMapping(INPUT_MAPPING_MEMORY, new KeyTrigger(KeyInput.KEY_M));
inputManager.addMapping(INPUT_MAPPING_HIDE_STATS, new KeyTrigger(KeyInput.KEY_F5));
if (stateManager.getState(StatsAppState.class) != null) {
inputManager.addMapping(INPUT_MAPPING_HIDE_STATS, new KeyTrigger(KeyInput.KEY_F5));
}
inputManager.addListener(actionListener, INPUT_MAPPING_EXIT,
INPUT_MAPPING_CAMERA_POS, INPUT_MAPPING_MEMORY, INPUT_MAPPING_HIDE_STATS);
}
if (stateManager.getState(StatsAppState.class) != null) {
// Some of the tests rely on having access to fpsText
// for quick display. Maybe a different way would be better.
fpsText = stateManager.getState(StatsAppState.class).getFpsText();
}
// call user code
simpleInitApp();
}
@ -240,42 +226,42 @@ public abstract class SimpleApplication extends Application {
float tpf = timer.getTimePerFrame() * speed;
if (showFps) {
secondCounter += timer.getTimePerFrame();
frameCounter ++;
if (secondCounter >= 1.0f) {
int fps = (int) (frameCounter / secondCounter);
fpsText.setText("Frames per second: " + fps);
secondCounter = 0.0f;
frameCounter = 0;
}
}
// update states
stateManager.update(tpf);
// simple update and root node
simpleUpdate(tpf);
rootNode.updateLogicalState(tpf);
guiNode.updateLogicalState(tpf);
rootNode.updateGeometricState();
guiNode.updateGeometricState();
// Moving this here to make sure it is always done.
// Now the sets are cleared every frame (guaranteed)
// and more than one viewer can access the data. This
// used to be cleared by StatsView but then only StatsView
// could get accurate counts.
renderer.getStatistics().clearFrame();
// render states
stateManager.render(renderManager);
renderManager.render(tpf, context.isRenderable());
simpleRender(renderManager);
stateManager.postRender();
stateManager.postRender();
}
public void setDisplayFps(boolean show) {
showFps = show;
fpsText.setCullHint(show ? CullHint.Never : CullHint.Always);
if (stateManager.getState(StatsAppState.class) != null) {
stateManager.getState(StatsAppState.class).setDisplayFps(show);
}
}
public void setDisplayStatView(boolean show) {
statsView.setEnabled(show);
statsView.setCullHint(show ? CullHint.Never : CullHint.Always);
if (stateManager.getState(StatsAppState.class) != null) {
stateManager.getState(StatsAppState.class).setDisplayStatView(show);
}
}
public abstract void simpleInitApp();

198
engine/src/core/com/jme3/app/StatsAppState.java
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@ -0,0 +1,198 @@
/*
* Copyright (c) 2009-2012 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.app.state.AbstractAppState;
import com.jme3.app.state.AppStateManager;
import com.jme3.font.BitmapFont;
import com.jme3.font.BitmapText;
import com.jme3.renderer.RenderManager;
import com.jme3.scene.Node;
import com.jme3.scene.Spatial.CullHint;
/**
* Displays stats in SimpleApplication's GUI node or
* using the node and font parameters provided.
*
* @author Paul Speed
*/
public class StatsAppState extends AbstractAppState {
private Application app;
protected StatsView statsView;
protected boolean showSettings = true;
private boolean showFps = true;
private boolean showStats = true;
protected Node guiNode;
protected float secondCounter = 0.0f;
protected int frameCounter = 0;
protected BitmapText fpsText;
protected BitmapFont guiFont;
public StatsAppState() {
}
public StatsAppState( Node guiNode, BitmapFont guiFont ) {
this.guiNode = guiNode;
this.guiFont = guiFont;
}
public BitmapText getFpsText() {
return fpsText;
}
public float getSecondCounter() {
return secondCounter;
}
public void toggleStats() {
setDisplayFps( !showFps );
setDisplayStatView( !showStats );
}
public void setDisplayFps(boolean show) {
showFps = show;
if (fpsText != null) {
fpsText.setCullHint(show ? CullHint.Never : CullHint.Always);
}
}
public void setDisplayStatView(boolean show) {
showStats = show;
if (statsView != null ) {
statsView.setEnabled(show);
statsView.setCullHint(show ? CullHint.Never : CullHint.Always);
}
}
@Override
public void initialize(AppStateManager stateManager, Application app) {
super.initialize(stateManager, app);
this.app = app;
if (app instanceof SimpleApplication) {
SimpleApplication simpleApp = (SimpleApplication)app;
if (guiNode == null)
guiNode = simpleApp.guiNode;
if (guiFont == null )
guiFont = simpleApp.guiFont;
}
if (guiNode == null) {
throw new RuntimeException( "No guiNode specific and cannot be automatically determined." );
}
if (guiFont == null) {
guiFont = app.getAssetManager().loadFont("Interface/Fonts/Default.fnt");
}
loadFpsText();
loadStatsView();
}
/**
* Attaches FPS statistics to guiNode and displays it on the screen.
*
*/
public void loadFpsText() {
fpsText = new BitmapText(guiFont, false);
fpsText.setLocalTranslation(0, fpsText.getLineHeight(), 0);
fpsText.setText("Frames per second");
fpsText.setCullHint(showFps ? CullHint.Never : CullHint.Always);
guiNode.attachChild(fpsText);
}
/**
* Attaches Statistics View to guiNode and displays it on the screen
* above FPS statistics line.
*
*/
public void loadStatsView() {
statsView = new StatsView("Statistics View",
app.getAssetManager(),
app.getRenderer().getStatistics());
// move it up so it appears above fps text
statsView.setLocalTranslation(0, fpsText.getLineHeight(), 0);
statsView.setEnabled(showStats);
statsView.setCullHint(showStats ? CullHint.Never : CullHint.Always);
guiNode.attachChild(statsView);
}
@Override
public void setEnabled(boolean enabled) {
super.setEnabled(enabled);
if (enabled) {
fpsText.setCullHint(showFps ? CullHint.Never : CullHint.Always);
statsView.setEnabled(showStats);
statsView.setCullHint(showStats ? CullHint.Never : CullHint.Always);
} else {
fpsText.setCullHint(CullHint.Always);
statsView.setEnabled(false);
statsView.setCullHint(CullHint.Always);
}
}
@Override
public void update(float tpf) {
if (showFps) {
secondCounter += app.getTimer().getTimePerFrame();
frameCounter ++;
if (secondCounter >= 1.0f) {
int fps = (int) (frameCounter / secondCounter);
fpsText.setText("Frames per second: " + fps);
secondCounter = 0.0f;
frameCounter = 0;
}
}
}
@Override
public void render(RenderManager rm) {
}
@Override
public void postRender(){
}
@Override
public void cleanup() {
super.cleanup();
guiNode.detachChild(statsView);
guiNode.detachChild(fpsText);
}
}

2
engine/src/core/com/jme3/app/StatsView.java
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@ -108,7 +108,7 @@ public class StatsView extends Node implements Control {
// Moved to SimpleApplication to make sure it is
// done even if there is no StatsView or the StatsView
// is disable.
statistics.clearFrame();
//statistics.clearFrame();
}
public Control cloneForSpatial(Spatial spatial) {

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