298 lines
9.9 KiB
Java
298 lines
9.9 KiB
Java
|
/*
|
||
|
|
* 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 jme3test.renderer;
|
||
|
|
|
||
|
|
import com.jme3.app.SimpleApplication;
|
||
|
|
import com.jme3.material.Material;
|
||
|
|
import com.jme3.material.RenderState.StencilOperation;
|
||
|
|
import com.jme3.material.RenderState.TestFunction;
|
||
|
|
import com.jme3.math.ColorRGBA;
|
||
|
|
import com.jme3.math.FastMath;
|
||
|
|
import com.jme3.math.Quaternion;
|
||
|
|
import com.jme3.math.Vector3f;
|
||
|
|
import com.jme3.post.SceneProcessor;
|
||
|
|
import com.jme3.renderer.Camera;
|
||
|
|
import com.jme3.renderer.RenderManager;
|
||
|
|
import com.jme3.renderer.ViewPort;
|
||
|
|
import com.jme3.renderer.queue.RenderQueue;
|
||
|
|
import com.jme3.scene.Geometry;
|
||
|
|
import com.jme3.scene.control.AbstractControl;
|
||
|
|
import com.jme3.scene.shape.Box;
|
||
|
|
import com.jme3.system.AppSettings;
|
||
|
|
import com.jme3.system.JmeContext.Type;
|
||
|
|
import com.jme3.texture.FrameBuffer;
|
||
|
|
import com.jme3.texture.Image.Format;
|
||
|
|
import com.jme3.texture.Texture2D;
|
||
|
|
import com.jme3.util.BufferUtils;
|
||
|
|
import com.jme3.util.Screenshots;
|
||
|
|
import java.awt.Color;
|
||
|
|
import java.awt.Dimension;
|
||
|
|
import java.awt.Graphics;
|
||
|
|
import java.awt.Graphics2D;
|
||
|
|
import java.awt.event.KeyEvent;
|
||
|
|
import java.awt.event.KeyListener;
|
||
|
|
import java.awt.event.WindowAdapter;
|
||
|
|
import java.awt.event.WindowEvent;
|
||
|
|
import java.awt.image.BufferedImage;
|
||
|
|
import java.nio.ByteBuffer;
|
||
|
|
import javax.swing.JFrame;
|
||
|
|
import javax.swing.JPanel;
|
||
|
|
import javax.swing.SwingUtilities;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This test renders a scene to an offscreen framebuffer, then copies
|
||
|
|
* the contents to a Swing JFrame. Note that some parts are done inefficently,
|
||
|
|
* this is done to make the code more readable.
|
||
|
|
*/
|
||
|
|
public class TestDepthStencil extends SimpleApplication implements SceneProcessor {
|
||
|
|
private static String TOGGLE_STENCIL = "TOGGLE_STENCIL";
|
||
|
|
|
||
|
|
private Geometry offBox;
|
||
|
|
private float angle = 0;
|
||
|
|
|
||
|
|
private FrameBuffer offBuffer;
|
||
|
|
private ViewPort offView;
|
||
|
|
private Texture2D offTex;
|
||
|
|
private Camera offCamera;
|
||
|
|
private ImageDisplay display;
|
||
|
|
private boolean enableStencil = false;
|
||
|
|
|
||
|
|
private static final int width = 800, height = 600;
|
||
|
|
|
||
|
|
private final ByteBuffer cpuBuf = BufferUtils.createByteBuffer(width * height * 4);
|
||
|
|
private final byte[] cpuArray = new byte[width * height * 4];
|
||
|
|
private final BufferedImage image = new BufferedImage(width, height,
|
||
|
|
BufferedImage.TYPE_4BYTE_ABGR);
|
||
|
|
|
||
|
|
private class ImageDisplay extends JPanel {
|
||
|
|
|
||
|
|
private long t;
|
||
|
|
private long total;
|
||
|
|
private int frames;
|
||
|
|
private int fps;
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void paintComponent(Graphics gfx) {
|
||
|
|
super.paintComponent(gfx);
|
||
|
|
Graphics2D g2d = (Graphics2D) gfx;
|
||
|
|
|
||
|
|
if (t == 0)
|
||
|
|
t = timer.getTime();
|
||
|
|
|
||
|
|
// g2d.setBackground(Color.BLACK);
|
||
|
|
// g2d.clearRect(0,0,width,height);
|
||
|
|
|
||
|
|
synchronized (image){
|
||
|
|
g2d.drawImage(image, null, 0, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
long t2 = timer.getTime();
|
||
|
|
long dt = t2 - t;
|
||
|
|
total += dt;
|
||
|
|
frames ++;
|
||
|
|
t = t2;
|
||
|
|
|
||
|
|
if (total > 1000){
|
||
|
|
fps = frames;
|
||
|
|
total = 0;
|
||
|
|
frames = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
g2d.setColor(Color.white);
|
||
|
|
g2d.drawString("FPS: "+fps, 0, getHeight() - 100);
|
||
|
|
g2d.drawString("Toggle Stencil : [SPACE] (" + enableStencil + ")", 0, getHeight() - 10);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public static void main(String[] args){
|
||
|
|
TestDepthStencil app = new TestDepthStencil();
|
||
|
|
app.setPauseOnLostFocus(false);
|
||
|
|
AppSettings settings = new AppSettings(true);
|
||
|
|
settings.setResolution(1, 1);
|
||
|
|
app.setSettings(settings);
|
||
|
|
app.start(Type.OffscreenSurface);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void createDisplayFrame(){
|
||
|
|
SwingUtilities.invokeLater(new Runnable(){
|
||
|
|
public void run(){
|
||
|
|
final JFrame frame = new JFrame("Render Display");
|
||
|
|
display = new ImageDisplay();
|
||
|
|
display.setPreferredSize(new Dimension(width, height));
|
||
|
|
frame.getContentPane().add(display);
|
||
|
|
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
|
||
|
|
frame.addWindowListener(new WindowAdapter(){
|
||
|
|
public void windowClosed(WindowEvent e){
|
||
|
|
stop();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
frame.addKeyListener(new KeyListener() {
|
||
|
|
public void keyTyped(KeyEvent ke) {
|
||
|
|
}
|
||
|
|
|
||
|
|
public void keyPressed(KeyEvent ke) {
|
||
|
|
}
|
||
|
|
|
||
|
|
public void keyReleased(KeyEvent ke) {
|
||
|
|
if (ke.getKeyCode() == KeyEvent.VK_SPACE) {
|
||
|
|
enableStencil = !enableStencil;
|
||
|
|
}else if (ke.getKeyCode() == KeyEvent.VK_ESCAPE) {
|
||
|
|
frame.setVisible(false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
frame.pack();
|
||
|
|
frame.setLocationRelativeTo(null);
|
||
|
|
frame.setResizable(false);
|
||
|
|
frame.setVisible(true);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
public void updateImageContents(){
|
||
|
|
cpuBuf.clear();
|
||
|
|
renderer.readFrameBuffer(offBuffer, cpuBuf);
|
||
|
|
|
||
|
|
synchronized (image) {
|
||
|
|
Screenshots.convertScreenShot(cpuBuf, image);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (display != null)
|
||
|
|
display.repaint();
|
||
|
|
}
|
||
|
|
|
||
|
|
public void setupOffscreenView(){
|
||
|
|
offCamera = new Camera(width, height);
|
||
|
|
|
||
|
|
// create a pre-view. a view that is rendered before the main view
|
||
|
|
offView = renderManager.createPreView("Offscreen View", offCamera);
|
||
|
|
offView.setBackgroundColor(ColorRGBA.DarkGray);
|
||
|
|
offView.setClearFlags(true, true, true);
|
||
|
|
|
||
|
|
// this will let us know when the scene has been rendered to the
|
||
|
|
// frame buffer
|
||
|
|
offView.addProcessor(this);
|
||
|
|
|
||
|
|
// create offscreen framebuffer
|
||
|
|
offBuffer = new FrameBuffer(width, height, 1);
|
||
|
|
|
||
|
|
//setup framebuffer's cam
|
||
|
|
offCamera.setFrustumPerspective(45f, 1f, 1f, 1000f);
|
||
|
|
offCamera.setLocation(new Vector3f(0f, 0f, -5f));
|
||
|
|
offCamera.lookAt(new Vector3f(0f, 0f, 0f), Vector3f.UNIT_Y);
|
||
|
|
|
||
|
|
//setup framebuffer's texture
|
||
|
|
// offTex = new Texture2D(width, height, Format.RGBA8);
|
||
|
|
|
||
|
|
//setup framebuffer to use renderbuffer
|
||
|
|
// this is faster for gpu -> cpu copies
|
||
|
|
offBuffer.setDepthBuffer(Format.Depth24Stencil8);
|
||
|
|
offBuffer.setColorBuffer(Format.RGBA8);
|
||
|
|
// offBuffer.setColorTexture(offTex);
|
||
|
|
|
||
|
|
//set viewport to render to offscreen framebuffer
|
||
|
|
offView.setOutputFrameBuffer(offBuffer);
|
||
|
|
|
||
|
|
// setup framebuffer's scene
|
||
|
|
Box boxMesh = new Box(Vector3f.ZERO, 1,1,1);
|
||
|
|
final Material material = assetManager.loadMaterial("Interface/Logo/Logo.j3m");
|
||
|
|
offBox = new Geometry("box", boxMesh);
|
||
|
|
offBox.setMaterial(material);
|
||
|
|
offBox.addControl(new AbstractControl() {
|
||
|
|
@Override
|
||
|
|
protected void controlUpdate(float tpf) {
|
||
|
|
material.getAdditionalRenderState().setStencil(enableStencil,
|
||
|
|
StencilOperation.Keep, StencilOperation.Keep, StencilOperation.Keep,
|
||
|
|
StencilOperation.Keep, StencilOperation.Keep, StencilOperation.Keep,
|
||
|
|
TestFunction.Never, TestFunction.Never
|
||
|
|
//TestFunction.Always, TestFunction.Always
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
protected void controlRender(RenderManager rm, ViewPort vp) {
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
// attach the scene to the viewport to be rendered
|
||
|
|
offView.attachScene(offBox);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void simpleInitApp() {
|
||
|
|
setupOffscreenView();
|
||
|
|
createDisplayFrame();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override
|
||
|
|
public void simpleUpdate(float tpf){
|
||
|
|
Quaternion q = new Quaternion();
|
||
|
|
angle += tpf;
|
||
|
|
angle %= FastMath.TWO_PI;
|
||
|
|
q.fromAngles(angle, 0, angle);
|
||
|
|
|
||
|
|
offBox.setLocalRotation(q);
|
||
|
|
offBox.updateLogicalState(tpf);
|
||
|
|
offBox.updateGeometricState();
|
||
|
|
}
|
||
|
|
|
||
|
|
public void initialize(RenderManager rm, ViewPort vp) {
|
||
|
|
}
|
||
|
|
|
||
|
|
public void reshape(ViewPort vp, int w, int h) {
|
||
|
|
}
|
||
|
|
|
||
|
|
public boolean isInitialized() {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
public void preFrame(float tpf) {
|
||
|
|
}
|
||
|
|
|
||
|
|
public void postQueue(RenderQueue rq) {
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Update the CPU image's contents after the scene has
|
||
|
|
* been rendered to the framebuffer.
|
||
|
|
*/
|
||
|
|
public void postFrame(FrameBuffer out) {
|
||
|
|
updateImageContents();
|
||
|
|
}
|
||
|
|
|
||
|
|
public void cleanup() {
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
}
|