我目前在我的Level1.m文件中运行此代码块，这是我游戏第一级的场景。
#import "BankerL1.h"
#import "GameOverScene.h"
#import "BankerGameWin1.h"
// HelloWorldLayer implementation
@implementation BankerL1Layer
@synthesize label = _label;
@synthesize Banker = _Banker;
@synthesize WalkAction = _WalkAction;
@synthesize MoveAction = _MoveAction;
+(CCScene *) scene
{
// 'scene' is an autorelease object.
CCScene *scene = [CCScene node];
// 'layer' is an autorelease object.
BankerL1Layer *layer = [BankerL1Layer node];
// add layer as a child to scene
[scene addChild: layer];
// return the scene
return scene;
}
// on "init" you need to initialize your instance
-(id) init
{
// always call "super" init
// Apple recommends to re-assign "self" with the "super" return value
if( (self=[super init])) {
CGSize winSize = [[CCDirector sharedDirector] winSize];
CCSprite *background = [CCSprite spriteWithFile:@"Ninja Menu Background.png"];
background.position = ccp(winSize.width/2, winSize.height/2);
[self addChild:background z:-1];
CCLabelTTF *Levelcounter = [CCLabelTTF labelWithString:@"Level 1" fontName:@"Marker Felt" fontSize:40];
Levelcounter.position = ccp(winSize.width * 0.80,winSize.height * 0.92);
[self addChild: Levelcounter];
[[CCSpriteFrameCache sharedSpriteFrameCache] addSpriteFramesWithFile: @"GreenorcSpriteSheet_default.plist"];
CCSpriteBatchNode *spriteSheet = [CCSpriteBatchNode batchNodeWithFile:@"GreenorcSpriteSheet_default.png"];
[self addChild:spriteSheet];
NSMutableArray *walkAnimFrames = [NSMutableArray array];
for(int i = 1; i <=6; ++i) {
[walkAnimFrames addObject: [[CCSpriteFrameCache sharedSpriteFrameCache] spriteFrameByName: [NSString stringWithFormat:@"Greenorc%d.png", i]]];
}
CCAnimation *walkAnim = [CCAnimation animationWithFrames:walkAnimFrames delay:0.1f];
self.Banker = [CCSprite spriteWithSpriteFrameName:@"Greenorc1.png"];
_Banker.position = ccp(winSize.width/2, (winSize.height/2)-190);
self.WalkAction = [CCRepeatForever actionWithAction:[CCAnimate actionWithAnimation:walkAnim restoreOriginalFrame:NO]];
//[_Banker runAction:_WalkAction];
[spriteSheet addChild:_Banker];
self.isTouchEnabled = YES;
_targets = [[NSMutableArray alloc] init];
}
return self;
}
- (void) onEnter
{
// First, call super if you override this. ALWAYS.
[super onEnter];
[self schedule:@selector(gameLogic:) interval:1.5];
[self scheduleUpdate]; // use this instead of schedule: if it's for an update method.
}
//Implements the Callback function above
-(void)gameLogic:(ccTime)dt {
[self addTarget];
}
-(void)spriteMoveFinished:(id)sender {
CCSprite *sprite = (CCSprite *)sender;
[self removeChild:sprite cleanup:YES];
if (sprite.tag == 1) { // target
[_targets removeObject:sprite];
GameOverScene *gameOverScene = [GameOverScene node];
[gameOverScene.layer.label setString:@"You Lose :["];
[[CCDirector sharedDirector] replaceScene:gameOverScene];
} else if (sprite.tag == 2) { // projectile
[_targets removeObject:sprite];
}
}
//Adds the "targets" or in this case enemies, to the scene and spawns/moves them
-(void)addTarget {
CCSprite *target = [CCSprite spriteWithFile:@"seeker.png"
rect:CGRectMake(0, 0, 40, 40)];
target.tag = 1;
[_targets addObject:target];
// Determine where to spawn the target along the X axis
CGSize winSize = [[CCDirector sharedDirector] winSize];
int minX = target.contentSize.height/2;
int maxX = winSize.height - target.contentSize.height/2;
int rangeX = maxX - minX;
int actualX = (arc4random() % rangeX) + minX;//Randomizes the place it will spawn on X- Axis
// Create the target slightly off-screen along the top edge,
// and along a random position along the Y axis as calculated above
target.position = ccp(actualX, winSize.height + (target.contentSize.height/2));
[self addChild:target];
// Determine speed of the target
int minDuration = 2.0;
int maxDuration = 5.0;
int rangeDuration = maxDuration - minDuration;
int actualDuration = (arc4random() % rangeDuration) + minDuration;//Speed is randomized between 2 and 5
// Create the actions
id actionMove = [CCMoveTo actionWithDuration:actualDuration
position:ccp(actualX, -target.contentSize.height/2)];
id actionMoveDone = [CCCallFuncN actionWithTarget:self
selector:@selector(spriteMoveFinished:)];
[target runAction:[CCSequence actions:actionMove, actionMoveDone, nil]];
}
//WHEN THE THINGS COLLIDE, THEY DISSAPEAR
- (void)update:(ccTime)dt {
CGSize winSize = [[CCDirector sharedDirector] winSize];
NSMutableArray *targetsToDelete = [[NSMutableArray alloc] init];
for (CCSprite *target in _targets) {
CGRect targetRect = CGRectMake(
target.position.x - (target.contentSize.width/2),
target.position.y - (target.contentSize.height/2),
target.contentSize.width,
target.contentSize.height);
BOOL playerHit = FALSE;
for (CCSprite *player in _targets) {
CGRect playerRect = CGRectMake(
player.position.x - (player.contentSize.width/2),
player.position.y - (player.contentSize.height/2),
player.contentSize.width,
player.contentSize.height);
if (CGRectIntersectsRect(playerRect, targetRect)) {
//[targetsToDelete addObject:target];
playerHit = TRUE;
[targetsToDelete addObject:target];
break;
}
}
for (CCSprite *target in targetsToDelete) {
[_targets removeObject:target];
[self removeChild:target cleanup:YES];
_targetsDestroyed++;
[_label setString:[NSString stringWithFormat:@""]];
if (_targetsDestroyed > 30) {
GameWinScene *gameWinScene = [GameWinScene node];
_targetsDestroyed = 0;
[[CCDirector sharedDirector] replaceScene:gameWinScene];
} else{
NSString *killcounttext = [NSString stringWithFormat:@"Catches: %i", _targetsDestroyed];
self.label = [CCLabelTTF labelWithString:killcounttext fontName:@"Zapfino" fontSize:20];
_label.color = ccc3(225,225,225);
_label.position = ccp(winSize.width * 0.20,winSize.height * 0.92);
[self addChild:_label];
}
}
if (targetsToDelete.count > 0) {
[targetsToDelete addObject:target];
}
[targetsToDelete release];
}
for (CCSprite *target in targetsToDelete) {
[_targets removeObject:target];
[self removeChild:target cleanup:YES];
//[[SimpleAudioEngine sharedEngine] playEffect:@"ProjectileHit.wav"];
}
[targetsToDelete release];
}
-(void) registerWithTouchDispatcher
{
[[CCTouchDispatcher sharedDispatcher] addTargetedDelegate:self priority:0
swallowsTouches:YES];
}
-(BOOL) ccTouchBegan:(UITouch *)touch withEvent:(UIEvent *)event {
return YES;
}
-(void) ccTouchEnded:(UITouch *)touch withEvent:(UIEvent *)event {
CGPoint touchLocation = [touch locationInView: [touch view]];
touchLocation = [[CCDirector sharedDirector] convertToGL: touchLocation];
touchLocation = [self convertToNodeSpace:touchLocation];
float bankerVelocity = 320.0/2.0;
CGPoint moveDifference = ccpSub(touchLocation, _Banker.position);
float distanceToMove = ccpLength(moveDifference);
float moveDuration = distanceToMove / bankerVelocity;
if (moveDifference.x < 0) {
_Banker.flipX = NO;
} else {
_Banker.flipX = YES;
}
[_Banker stopAction:_MoveAction];
if (!_Moving) {
[_Banker runAction:_WalkAction];
}
self.MoveAction = [CCSequence actions:
[CCMoveTo actionWithDuration:moveDuration position:touchLocation],
[CCCallFunc actionWithTarget:self selector:@selector(bearMoveEnded)],
nil];
[_Banker runAction:_MoveAction];
_Moving = TRUE;
}
-(void)bearMoveEnded {
[_Banker stopAction:_WalkAction];
_Moving = FALSE;
}
// on "dealloc" you need to release all your retained objects
- (void) dealloc
{
// in case you have something to dealloc, do it in this method
// in this particular example nothing needs to be released.
// cocos2d will automatically release all the children (Label)
self.Banker = nil;
self.WalkAction = nil;
// don't forget to call "super dealloc"
[super dealloc];
}
@end
场景开始并且一切正常，除非添加目标（这是我认为发生的事情）游戏冻结和崩溃。 我不知道被添加的目标是否是造成崩溃的原因，但似乎每当目标到来时，它都会崩溃。
调试器中没有任何内容表明游戏崩溃了，即使游戏被冻结，游戏仍在运行。请帮助：/谢谢
答案 0 :(得分：0)
将_targets数组保留在init方法中，如下所示：_targets = [[[NSMutableArray alloc] init] retain];