private StarsSector getSector(int x, int y) {
for (StarsSector tmp : this.starSectors) {
if (tmp.getPos().x == x && tmp.getPos().y == y) {
return tmp;
}
}
return null;
}
private StarsSector getOutsideSector(int x, int y) {
for (StarsSector tmp : this.starSectors) {
float distX = Maths.dist(tmp.getPos().x, x);
float distY = Maths.dist(tmp.getPos().y, y);
if (distX > 1 || distY > 1) {
return tmp;
}
}
return null;
}
@Override
protected void onManagedUpdate(float pSecondsElapsed) {
int sectorX =
(int) Math.floor(this.getSectorX(this.camera.getXMin() + this.camera.getWidth() / 2));
int sectorY =
(int) Math.floor(this.getSectorY(this.camera.getYMin() + this.camera.getHeight() / 2));
if (sectorX != this.lastChangedSectorX || sectorY != this.lastChangedSectorY)
for (int i = -1; i < 2; i++) {
for (int j = -1; j < 2; j++) {
StarsSector tmp = this.getSector(sectorX + i, sectorY + j);
if (tmp == null) {
StarsSector tmp2 = this.getOutsideSector(sectorX, sectorY);
if (tmp2 != null) {
tmp2.setPosX(sectorX + i);
tmp2.setPosY(sectorY + j);
}
}
}
}
this.lastChangedSectorX = sectorX;
this.lastChangedSectorY = sectorY;
for (StarsSector sector : this.starSectors) {
sector.getEntity().setX(sector.getPos().x * sectorW + this.camera.getXMin() * scrollFactor);
sector.getEntity().setY(sector.getPos().y * sectorH + this.camera.getYMin() * scrollFactor);
}
this.camera.onUpdate(pSecondsElapsed);
}
public StarsLayer(
ZoomCamera camera,
float scrollFactor,
int count,
Color blue,
int width,
int height,
VertexBufferObjectManager manager,
ArrayList<TextureRegion> starRegions) {
this.camera = camera;
this.scrollFactor = scrollFactor;
this.sectorW = width;
this.sectorH = height;
for (int i = -1; i < 2; i++) {
for (int j = -1; j < 2; j++) {
StarsSector declareSector =
declareSector(camera, count, blue, i, j, width, height, manager, starRegions);
starSectors.add(declareSector);
this.attachChild(declareSector.getEntity());
}
}
}