private void loadImage(ParticleEmitter emitter) {
final String imagePath = emitter.getImagePath();
String imageName = new File(imagePath.replace('\\', '/')).getName();
try {
FileHandle file;
if (imagePath.equals("particle.png")) file = Gdx.files.classpath(imagePath);
else file = Gdx.files.absolute(imagePath);
emitter.setSprite(new Sprite(new Texture(file)));
} catch (GdxRuntimeException ex) {
ex.printStackTrace();
EventQueue.invokeLater(
new Runnable() {
public void run() {
JOptionPane.showMessageDialog(
ParticleEditor.this, "Error loading image:\n" + imagePath);
}
});
emitter.setImagePath(null);
}
}
public ImageIcon getIcon(ParticleEmitter emitter) {
ParticleData data = particleData.get(emitter);
if (data == null) particleData.put(emitter, data = new ParticleData());
String imagePath = emitter.getImagePath();
if (data.icon == null && imagePath != null) {
try {
URL url;
File file = new File(imagePath);
if (file.exists()) url = file.toURI().toURL();
else {
url = ParticleEditor.class.getResource(imagePath);
if (url == null) return null;
}
data.icon = new ImageIcon(url);
} catch (MalformedURLException ex) {
ex.printStackTrace();
}
}
return data.icon;
}
public void render() {
int viewWidth = Gdx.graphics.getWidth();
int viewHeight = Gdx.graphics.getHeight();
float delta = Gdx.graphics.getDeltaTime();
Gdx.gl.glClear(GL10.GL_COLOR_BUFFER_BIT);
if ((pixelsPerMeter.getValue() != pixelsPerMeterPrev)
|| (zoomLevel.getValue() != zoomLevelPrev)) {
if (pixelsPerMeter.getValue() <= 0) {
pixelsPerMeter.setValue(1);
}
worldCamera.setToOrtho(
false, viewWidth / pixelsPerMeter.getValue(), viewHeight / pixelsPerMeter.getValue());
worldCamera.zoom = zoomLevel.getValue();
worldCamera.update();
effect.setPosition(worldCamera.viewportWidth / 2, worldCamera.viewportHeight / 2);
zoomLevelPrev = zoomLevel.getValue();
pixelsPerMeterPrev = pixelsPerMeter.getValue();
}
spriteBatch.setProjectionMatrix(worldCamera.combined);
spriteBatch.begin();
spriteBatch.enableBlending();
spriteBatch.setBlendFunction(GL10.GL_SRC_ALPHA, GL10.GL_ONE_MINUS_SRC_ALPHA);
if (bgImage != null) {
bgImage.setPosition(
viewWidth / 2 - bgImage.getWidth() / 2, viewHeight / 2 - bgImage.getHeight() / 2);
bgImage.draw(spriteBatch);
}
activeCount = 0;
boolean complete = true;
for (ParticleEmitter emitter : effect.getEmitters()) {
if (emitter.getSprite() == null && emitter.getImagePath() != null) loadImage(emitter);
boolean enabled = isEnabled(emitter);
if (enabled) {
if (emitter.getSprite() != null) emitter.draw(spriteBatch, delta);
activeCount += emitter.getActiveCount();
if (!emitter.isComplete()) complete = false;
}
}
if (complete) effect.start();
maxActive = Math.max(maxActive, activeCount);
maxActiveTimer += delta;
if (maxActiveTimer > 3) {
maxActiveTimer = 0;
lastMaxActive = maxActive;
maxActive = 0;
}
if (mouseDown) {
// gl.drawLine(mouseX - 6, mouseY, mouseX + 5, mouseY);
// gl.drawLine(mouseX, mouseY - 5, mouseX, mouseY + 6);
}
spriteBatch.setProjectionMatrix(textCamera.combined);
font.draw(spriteBatch, "FPS: " + Gdx.graphics.getFramesPerSecond(), 5, 15);
font.draw(spriteBatch, "Count: " + activeCount, 5, 35);
font.draw(spriteBatch, "Max: " + lastMaxActive, 5, 55);
font.draw(spriteBatch, (int) (getEmitter().getPercentComplete() * 100) + "%", 5, 75);
spriteBatch.end();
// gl.drawLine((int)(viewWidth * getCurrentParticles().getPercentComplete()), viewHeight - 1,
// viewWidth, viewHeight -
// 1);
}
