cocos2d relative to touch

#pragma marks -- relative to touch --
-(void)registerWithTouchDispatcher
{
    CCDirector *director = [CCDirector sharedDirector];
    [[director touchDispatcher] addTargetedDelegate:self priority:kCCMenuHandlerPriority swallowsTouches:YES];
}

-(BOOL)ccTouchBegan:(UITouch *)touch withEvent:(UIEvent *)event
{
    CGPoint location = [[CCDirector sharedDirector] convertToGL:[touch locationInView:[touch view]]];
    location = [self convertToNodeSpace:location]; 
    return YES;
}

-(void)ccTouchMoved:(UITouch *)touch withEvent:(UIEvent *)event
{
    CGPoint location = [[CCDirector sharedDirector] convertToGL:[touch locationInView:[touch view]]];
    location = [self convertToNodeSpace:location];
}

-(void)ccTouchEnded:(UITouch *)touch withEvent:(UIEvent *)event
{
}