void EnemyBase::runFollowPoint()
{
auto point = currPoint();
auto prevP = point;
setPosition(point->getPosition());
point = nextPoint();
auto nextP = point;
if (point != nullptr)
{
float distancePrevToNext;
//计算2个点的距离差，保证匀速运动
if (abs(prevP->getPosition().x - nextP->getPosition().x) <= abs(prevP->getPosition().y - nextP->getPosition().y))
{
distancePrevToNext = abs(prevP->getPosition().y - nextP->getPosition().y);
}
else
{
distancePrevToNext = abs(prevP->getPosition().x - nextP->getPosition().x);
}
float timeToMove = distancePrevToNext / (getRunSpeed()*20.0);
runAction(Sequence::create(MoveTo::create(timeToMove, point->getPosition())
, CallFuncN::create(CC_CALLBACK_0(EnemyBase::runFollowPoint, this))
, NULL));
}
else
{
//setEnemySuccessful(true);
}
}
void Tremor::restartWalking()
{
baseSprite->stopAllActions();
setState(tempState);
auto tempCurrPoint = baseSprite->getPosition();
auto duration = tempCurrPoint.getDistance(tempNextPoint) / getRunSpeed() ;
baseSprite->runAction(Sequence::create(MoveTo::create(duration, tempNextPoint)
, CallFuncN::create(CC_CALLBACK_0(Tremor::runNextPoint, this))
, NULL));
}
void Role::updateMoving()
{
Vec2 pos = getPosition();
float x = pos.x;
float y = pos.y;
switch (mMovingState)
{
case MOVING_RUN:
if (mIsFaceLeft) x -= getRunSpeed();
else x += getRunSpeed();
setPosition(Vec2(x, y));
break;
case MOVING_WALK:
if (mIsFaceLeft) x -= getWalkSpeed();
else x += getWalkSpeed();
setPosition(Vec2(x, y));
break;
}
}
Vec2 Role::getMovingScope()
{
float y = 0.0f;
float x = 0.0f;
switch (mMovingState)
{
case MOVING_WALK:
x = getWalkSpeed();
break;
case MOVING_RUN:
x = getRunSpeed();
break;
}
return Vec2(x, y);
}
