/*
JWildfire - an image and animation processor written in Java
Copyright (C) 1995-2016 Andreas Maschke
This is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser
General Public License as published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along with this software;
if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jwildfire.applet;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.StringSelection;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import javax.swing.JApplet;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.ScrollPaneConstants;
import javax.swing.SwingUtilities;
import org.jwildfire.base.Prefs;
import org.jwildfire.base.Tools;
import org.jwildfire.create.tina.base.Flame;
import org.jwildfire.create.tina.base.XYZProjectedPoint;
import org.jwildfire.create.tina.io.FlameWriter;
import org.jwildfire.create.tina.randomflame.AllRandomFlameGenerator;
import org.jwildfire.create.tina.randomflame.RandomFlameGenerator;
import org.jwildfire.create.tina.randomflame.RandomFlameGeneratorSampler;
import org.jwildfire.create.tina.randomgradient.RandomGradientGeneratorList;
import org.jwildfire.create.tina.randomsymmetry.RandomSymmetryGeneratorList;
import org.jwildfire.create.tina.render.AbstractRenderThread;
import org.jwildfire.create.tina.render.FlameBGColorHandler;
import org.jwildfire.create.tina.render.FlameRenderer;
import org.jwildfire.create.tina.render.IterationObserver;
import org.jwildfire.create.tina.render.RenderInfo;
import org.jwildfire.create.tina.render.RenderMode;
import org.jwildfire.create.tina.render.RenderThreads;
import org.jwildfire.create.tina.swing.RandomBatchQuality;
import org.jwildfire.image.SimpleImage;
import org.jwildfire.swing.ImagePanel;
public class JWildfireApplet extends JApplet implements IterationObserver {
private static final long serialVersionUID = 1L;
private enum State {
IDLE, RENDER
}
private static class ImgSize {
private final int width;
private final int height;
public ImgSize(int width, int height) {
this.width = width;
this.height = height;
}
public int getWidth() {
return width;
}
public int getHeight() {
return height;
}
}
private State state = State.IDLE;
private RenderThreads threads;
private FlameRenderer renderer;
private final Prefs prefs = Prefs.getPrefs();
private Flame currFlame;
private JScrollPane imageScrollPane;
private SimpleImage image;
private long renderStartTime = 0;
private long pausedRenderTime = 0;
private JPanel imgMainPnl;
private long[] iterationCount;
public JWildfireApplet() {
JPanel panel = new JPanel();
getContentPane().add(panel, BorderLayout.NORTH);
JPanel panel_1 = new JPanel();
panel_1.setPreferredSize(new Dimension(10, 42));
getContentPane().add(panel_1, BorderLayout.SOUTH);
JButton btnNextnormal = new JButton();
btnNextnormal.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
nextButton_clicked(RandomBatchQuality.NORMAL);
}
});
btnNextnormal.setToolTipText("Cancel render, generate new random fractal and start render");
btnNextnormal.setText("Create next");
btnNextnormal.setPreferredSize(new Dimension(125, 32));
btnNextnormal.setMnemonic(KeyEvent.VK_D);
btnNextnormal.setMaximumSize(new Dimension(32000, 32000));
btnNextnormal.setFont(new Font("Dialog", Font.BOLD, 10));
btnNextnormal.setAlignmentX(0.5f);
panel_1.add(btnNextnormal);
JButton button_1 = new JButton();
button_1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
try {
copyToClipboardBtn_clicked();
}
catch (Exception ex) {
ex.printStackTrace();
}
}
});
button_1.setToolTipText("Copy the current fractal into the clipboard");
button_1.setText("To Clipboard");
button_1.setPreferredSize(new Dimension(125, 32));
button_1.setMnemonic(KeyEvent.VK_D);
button_1.setMinimumSize(new Dimension(100, 24));
button_1.setMaximumSize(new Dimension(32000, 24));
button_1.setFont(new Font("Dialog", Font.BOLD, 10));
panel_1.add(button_1);
imgMainPnl = new JPanel();
getContentPane().add(imgMainPnl, BorderLayout.CENTER);
}
protected void copyToClipboardBtn_clicked() throws Exception {
Flame currFlame = getCurrFlame();
if (currFlame != null) {
Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
String xml = new FlameWriter().getFlameXML(currFlame);
StringSelection data = new StringSelection(xml);
clipboard.setContents(data, data);
}
}
protected void nextButton_clicked(RandomBatchQuality pQuality) {
cancelRender();
genRandomFlame(pQuality);
renderButton_clicked();
enableControls();
}
private void cancelRender() {
if (state == State.RENDER) {
while (true) {
boolean done = true;
for (AbstractRenderThread thread : threads.getRenderThreads()) {
if (!thread.isFinished()) {
done = false;
thread.cancel();
try {
Thread.sleep(1);
}
catch (InterruptedException e) {
e.printStackTrace();
}
break;
}
}
if (done) {
break;
}
}
state = State.IDLE;
}
}
public void genRandomFlame(RandomBatchQuality pQuality) {
final int IMG_WIDTH = 80;
final int IMG_HEIGHT = 60;
RandomFlameGenerator randGen = new AllRandomFlameGenerator();
int palettePoints = 3 + Tools.randomInt(21);
boolean fadePaletteColors = Math.random() > 0.09;
RandomFlameGeneratorSampler sampler = new RandomFlameGeneratorSampler(IMG_WIDTH, IMG_HEIGHT, prefs, randGen, RandomSymmetryGeneratorList.SPARSE, RandomGradientGeneratorList.DEFAULT, palettePoints, fadePaletteColors, pQuality);
currFlame = sampler.createSample().getFlame();
}
public void renderButton_clicked() {
clearScreen();
ImgSize size = getImgSize();
RenderInfo info = new RenderInfo(size.getWidth(), size.getHeight(), RenderMode.PREVIEW);
Flame flame = getCurrFlame();
double wScl = (double) info.getImageWidth() / (double) flame.getWidth();
double hScl = (double) info.getImageHeight() / (double) flame.getHeight();
flame.setPixelsPerUnit((wScl + hScl) * 0.5 * flame.getPixelsPerUnit());
flame.setWidth(info.getImageWidth());
flame.setHeight(info.getImageHeight());
flame.setSampleDensity(10);
info.setRenderHDR(false);
info.setRenderZBuffer(false);
new FlameBGColorHandler(flame).fillBackground(image);
initRender(prefs.getTinaRenderThreads());
renderer = new FlameRenderer(flame, prefs, flame.isBGTransparency(), false);
renderer.registerIterationObserver(this);
renderStartTime = System.currentTimeMillis();
pausedRenderTime = 0;
threads = renderer.startRenderFlame(info);
state = State.RENDER;
enableControls();
}
private ImgSize getImgSize() {
return new ImgSize(getImgMainPnl().getSize().width, getImgMainPnl().getSize().height);
}
private void clearScreen() {
try {
int scrollX = (image.getImageWidth() - (int) getImgMainPnl().getBounds().getWidth()) / 2;
if (scrollX > 0)
imageScrollPane.getHorizontalScrollBar().setValue(scrollX);
int scrollY = (image.getImageHeight() - (int) getImgMainPnl().getBounds().getHeight()) / 2;
if (scrollY > 0)
imageScrollPane.getVerticalScrollBar().setValue(scrollY);
}
catch (Exception ex) {
ex.printStackTrace();
}
image.fillBackground(prefs.getTinaRandomBatchBGColorRed(), prefs.getTinaRandomBatchBGColorGreen(), prefs.getTinaRandomBatchBGColorBlue());
getImgMainPnl().repaint();
}
private void refreshImagePanel() {
if (imageScrollPane != null) {
getImgMainPnl().remove(imageScrollPane);
imageScrollPane = null;
}
ImgSize size = getImgSize();
image = new SimpleImage(size.getWidth(), size.getHeight());
image.fillBackground(prefs.getTinaRandomBatchBGColorRed(), prefs.getTinaRandomBatchBGColorGreen(), prefs.getTinaRandomBatchBGColorBlue());
ImagePanel imagePanel = new ImagePanel(image, 0, 0, image.getImageWidth());
imagePanel.setSize(image.getImageWidth(), image.getImageHeight());
imagePanel.setPreferredSize(new Dimension(image.getImageWidth(), image.getImageHeight()));
imageScrollPane = new JScrollPane(imagePanel);
imageScrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);
imageScrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
getImgMainPnl().add(imageScrollPane, BorderLayout.CENTER);
getImgMainPnl().getParent().validate();
}
public Flame getCurrFlame() {
return currFlame;
}
public void enableControls() {
// saveImageButton.setEnabled(image != null);
// stopButton.setEnabled(state == State.RENDER);
// pauseButton.setEnabled(state == State.RENDER);
// resumeButton.setEnabled(state != State.RENDER);
}
@Override
public void notifyIterationFinished(AbstractRenderThread pEventSource, int pPlotX, int pPlotY, XYZProjectedPoint pProjectedPoint, double pX, double pY, double pZ, double pColorRed, double pColorGreen, double pColorBlue) {
int x = pPlotX / pEventSource.getOversample();
int y = pPlotY / pEventSource.getOversample();
iterationCount[pEventSource.getThreadId()] = pEventSource.getCurrSample();
long iteration = calculateSampleCount();
if (x >= 0 && x < image.getImageWidth() && y >= 0 && y < image.getImageHeight()) {
image.setARGB(x, y, pEventSource.getTonemapper().tonemapSample(x, y));
if (iteration % 2000 == 0) {
updateImage();
}
if (iteration % 10000 == 0) {
double quality = pEventSource.getTonemapper().calcDensity(iteration);
updateStats(pEventSource, quality);
pEventSource.getTonemapper().setDensity(quality);
}
}
}
private synchronized void updateImage() {
getImgMainPnl().repaint();
}
private synchronized void updateStats(AbstractRenderThread pEventSource, double pQuality) {
// statsTextArea.setText("Current quality: " + Tools.doubleToString(pQuality) + "\n" +
// "samples so far: " + sampleCount + "\n" +
// "render time: " + Tools.doubleToString((System.currentTimeMillis() - renderStartTime + pausedRenderTime) / 1000.0) + "s");
// statsTextArea.validate();
}
public JPanel getImgMainPnl() {
return imgMainPnl;
}
@Override
public void start() {
refreshImagePanel();
super.start();
nextButton_clicked(RandomBatchQuality.NORMAL);
}
@Override
public void stop() {
cancelRender();
super.stop();
}
public static void main(String[] args) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
JFrame frame = new JFrame(Tools.APP_TITLE + "Applet" + " " + Tools.APP_VERSION);
JWildfireApplet applet = new JWildfireApplet();
frame.getContentPane().add(applet);
frame.setSize(640, 480);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
applet.start();
}
});
}
private long calculateSampleCount() {
long res = 0;
for (int i = 0; i < iterationCount.length; i++) {
res += iterationCount[i];
}
return res;
}
public void initRender(int pThreadGroupSize) {
iterationCount = new long[pThreadGroupSize];
}
}