/**
* @param x1 #start
* @param y1 #start
* @param x2 #end
* @param y2 #end
* @param numParticles #density
*/
public void MakeFrontFire(int x1, int y1, int x2, int y2, int numParticles) {
final Timeline fronttimeline = new Timeline();
y2 = (int) (y2 - ((y2 - y1) * .8));
for (int i = 0; i < numParticles; i++) {
int size = CoreMath.rand(15, 20);
int duration = (100 - size) * 10;
int moveDistance = CoreMath.rand(1, 4 * size);
double moveDirection = 180; // CoreMath.rand(0,5);
int startX = x1 + i * (x2 - x1) / numParticles;
int startY = y1 + i * (y2 - y1) / numParticles;
int goalX = startX + (int) (moveDistance * Math.cos(moveDirection));
int goalY = startY + (int) (moveDistance * Math.sin(moveDirection));
CoreImage image = flame[CoreMath.rand(flame.length - 1)];
Sprite sprite = new ImageSprite(image, startX, startY);
sprite.setAnchor(.5, .5);
sprite.setSize(size * 6, size * 2);
sprite.alpha.set(50);
scene.add(sprite);
fronttimeline.animate(
sprite.height, sprite.height.get(), sprite.width.get(), duration, Easing.REGULAR_OUT);
fronttimeline.animateTo(sprite.x, goalX, duration, Easing.REGULAR_OUT);
fronttimeline.animateTo(sprite.y, goalY, duration, Easing.REGULAR_OUT);
fronttimeline.at(100).animateTo(sprite.alpha, 0, duration - 100, Easing.REGULAR_OUT);
fronttimeline.add(new RemoveSpriteEvent(scene.getMainLayer(), sprite, duration));
}
scene.addTimeline(fronttimeline);
}
/**
* @param x1 #start
* @param y1 #start
* @param x2 #end
* @param y2 #end
*/
public void MakeFire(int x1, int y1, int x2, int y2) {
final Timeline backtimeline = new Timeline();
for (int i = 0; i < 1; i++) {
int size = CoreMath.rand(25, 50);
int duration = (100 - size) * 10;
if (duration < 0) {
duration = 10;
}
int moveDistance = CoreMath.rand(70, 150 - size);
double moveDirection = 180; // CoreMath.rand(0);
int startX = x1 + i * (x2 - x1);
int startY = y1 + i * (y2 - y1);
int goalX = startX + (int) (moveDistance * Math.cos(moveDirection));
int goalY = startY + (int) (moveDistance * Math.sin(moveDirection));
CoreImage image = flame[CoreMath.rand(flame.length - 1)];
Sprite sprite = new ImageSprite(image, startX, startY);
sprite.setAnchor(.5, .5);
sprite.setSize(size, size);
scene.add(sprite);
scene.getMainLayer().moveToBottom(sprite);
scene.getMainLayer().moveUp(sprite);
backtimeline.animateTo(sprite.x, goalX, duration, Easing.REGULAR_OUT);
backtimeline.animateTo(sprite.y, goalY, duration, Easing.REGULAR_OUT);
backtimeline.at(100).animateTo(sprite.alpha, 0, duration - 100, Easing.REGULAR_OUT);
backtimeline.add(new RemoveSpriteEvent(scene.getMainLayer(), sprite, duration));
}
scene.addTimeline(backtimeline);
MakeFrontFire(x1, y1, x2, y2, 1);
}
@Override
public void load() {
// Add background and set up blend mode
FilledSprite background;
Group particleLayer = new Group();
if (nextBlendMode == BlendMode.Add()) {
background = new FilledSprite(prevBackgroundColor);
background.fillColor.animateTo(BLACK, 500);
particleLayer.setBlendMode(nextBlendMode);
prevBackgroundColor = BLACK;
nextBlendMode = BlendMode.Multiply();
} else {
background = new FilledSprite(prevBackgroundColor);
background.fillColor.animateTo(WHITE, 500);
particleLayer.setBlendMode(nextBlendMode);
prevBackgroundColor = WHITE;
nextBlendMode = BlendMode.Add();
}
add(background);
particleLayer.alpha.set(0);
addLayer(particleLayer);
// Add particles
for (int i = 0; i < particles; i++) {
int[] x = new int[moves];
int[] y = new int[moves];
for (int j = 0; j < moves; j++) {
x[j] = rand(border, Stage.getWidth() - border * 2);
y[j] = rand(border, Stage.getHeight() - border * 2);
}
Timeline moveTimeline = new Timeline();
Sprite sprite = makeParticle();
particleLayer.add(sprite);
int startTime = 0;
for (int j = 0; j < moves; j++) {
int lastX = x[j];
int lastY = y[j];
int newX = x[(j + 1) % moves];
int newY = y[(j + 1) % moves];
int dx = newX - lastX;
int dy = newY - lastY;
int moveDur = (int) (Math.sqrt(dx * dx + dy * dy) * 50);
moveTimeline
.at(startTime)
.move(sprite, lastX, lastY, newX, newY, moveDur, Easing.ELASTIC_IN_OUT);
startTime += moveDur;
}
moveTimeline.loopForever();
addTimeline(moveTimeline);
// Create 3 mirror objects
Sprite mirror = makeParticle();
mirror.x.bindTo(mirrorX(sprite));
mirror.y.bindTo(mirrorY(sprite));
particleLayer.add(mirror);
mirror = makeParticle();
mirror.x.bindTo(mirrorX(sprite));
mirror.y.bindTo(sprite.y);
particleLayer.add(mirror);
mirror = makeParticle();
mirror.x.bindTo(sprite.x);
mirror.y.bindTo(mirrorY(sprite));
particleLayer.add(mirror);
}
// Transition to the next blend mode
int changeTime = 30000;
Timeline timeline = new Timeline();
timeline.at(500).animate(particleLayer.alpha, 0, 255, 2000);
timeline.at(changeTime - 2500).animate(particleLayer.alpha, 255, 0, 2000);
timeline.add(
new TimelineEvent(changeTime) {
public void run() {
reload();
}
});
addTimeline(timeline);
}
