我正在小行星射击游戏中创建和删除对象,并且仅在某些情况下它崩溃并且我收到此错误:
07-16 19:35:05.071:ERROR/AndroidRuntime(3553):致命异常:Thread-11
07-16 19:35:05.071:ERROR/AndroidRuntime(3553):java.lang.IllegalStateException
07-16 19:35:05.071:ERROR/AndroidRuntime(3553):at java.util.AbstractList $ SimpleListIterator.remove(AbstractList.java:69)
这是测试镜头和小行星之间碰撞的代码:
public void shotAstrCollision(){
asterItr = asteroids.listIterator();
while(asterItr.hasNext()){
aster = asterItr.next();
shotItr = shots.listIterator();
while(shotItr.hasNext()){
shot = shotItr.next();
float shotToAst = (float) Math.sqrt((aster.x + astW/2 - shot.x)*(aster.x + astW/2 - shot.x) + (aster.y + astH/2 - shot.y)*(aster.y + astH/2 - shot.y));
if (shotToAst < astW/2){
//asteroid is shot
aster.power -= shot.power;
shotItr.remove();
shotCount--;
createExplosion(aster.x + astW/2, aster.y + astH/2);
SoundManager.playSound(1, 1);
if (aster.power <= 0) {
asterItr.remove();
astCount--;
}else{
aster.shotColor = ASTEROID_SHOT_PAINT_FRAMES;
}
}
}
}
}
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你知道在哪里寻找这个错误的可能原因吗?
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