public override void execute()
{
Character character = mReceiver as Character;
if (!character.isType(CHARACTER_TYPE.CT_OTHER))
{
return;
}
CharacterOther other = character as CharacterOther;
// 玩家有护盾时,攻击没有任何影响
if (other.hasState(PLAYER_STATE.PS_PROTECTED))
{
return;
}
if (mAttackSource == SCENE_ITEM.SI_LAND_MINE || mAttackSource == SCENE_ITEM.SI_MISSILE)
{
// 进入被攻击状态
CommandCharacterAddState cmdState = newCmd(out cmdState);
cmdState.mState = PLAYER_STATE.PS_ATTACKED;
pushCommand(cmdState, other);
// 设置角色的速度,当角色速度小于3km/h时,则不变,否则速度设置为3km/h
CommandCharacterChangeSpeed cmd = newCmd(out cmd, false);
cmd.mSpeed = Mathf.Min(MathUtility.KMHtoMS(3.0f), other.getCharacterData().mSpeed);
pushCommand(cmd, other);
// 播放摔倒动作
Animation animation = other.getAnimation();
animation.CrossFade(GameDefine.ANIM_FALL_DOWN);
// 当速度为0时,摔到后为站立状态,否则开始骑行
if (other.getCharacterData().mSpeed <= 0.01f)
{
animation.CrossFadeQueued(GameDefine.ANIM_STANDING);
}
else
{
animation.CrossFadeQueued(GameDefine.ANIM_RIDE);
}
// 同时需要降低硬件速度组件中从当前速度加速到目标速度的快慢
CharacterSpeedHardware speedHardware = other.getFirstComponent <CharacterSpeedHardware>();
speedHardware.setAcceleration(0.0f);
}
}
public override void update(float elapsedTime)
{
base.update(elapsedTime);
int targetIndex = mWayPointManager.getPointIndexFromDistance(mData.mRunDistance + mTargetDistanceOffset, mData.mCurWayPoint);
float targetDirection = mWayPointManager.getPointDirection(targetIndex);
// 自身的朝向往目标点所在路段的朝向靠拢
float curDirection = mCharacter.getRotation().y;
MathUtility.adjustAngle180(ref curDirection);
float dirDelta = targetDirection - curDirection;
// 如果目标方向与当前方向的差值超过180,则转换到0-360再计算
if (Mathf.Abs(dirDelta) > 180.0f)
{
MathUtility.adjustAngle360(ref curDirection);
MathUtility.adjustAngle360(ref targetDirection);
dirDelta = targetDirection - curDirection;
}
mData.mTurnAngle = MathUtility.lerp(mData.mTurnAngle, dirDelta, 0.1f);
float curTargetSpeed = mAIBaseSpeed + mData.mNumber;
CharacterSpeedHardware speedHardware = mCharacter.getFirstComponent <CharacterSpeedHardware>();
if (!MathUtility.isFloatEqual(speedHardware.getTargetSpeed(), curTargetSpeed) && mCharacter.getProcessExternalSpeed())
{
CommandCharacterHardwareSpeed cmd = newCmd(out cmd);
cmd.mSpeed = curTargetSpeed;
cmd.mExternalSpeed = true;
pushCommand(cmd, mCharacter);
}
// 如果AI背包中有导弹,则一直搜寻可以瞄准的目标
int missileIndex = mCharacter.getPlayerPack().getFirstItemIndex(PLAYER_ITEM.PI_MISSILE);
if (missileIndex != -1 && !mCharacter.hasState(PLAYER_STATE.PS_AIM))
{
bool hasAvailableTarget = false;
SortedDictionary <int, CharacterOther> allCharacterList = mRoleSystem.getAllPlayer();
float playerDistance = mCharacter.getCharacterData().mRunDistance;
foreach (var item in allCharacterList)
{
if (item.Value != mCharacter)
{
float curDistance = item.Value.getCharacterData().mRunDistance - playerDistance;
if (MathUtility.isInRange(curDistance, 0.0f, GameDefine.MAX_LAUNCH_MISSILE_DISTANCE))
{
if (UnityUtility.whetherGameObjectInScreen(item.Value.getWorldPosition()))
{
hasAvailableTarget = true;
break;
}
}
}
}
if (hasAvailableTarget)
{
// 需要选中导弹
CommandCharacterSelectItem cmdSelect = newCmd(out cmdSelect);
cmdSelect.mIndex = missileIndex;
pushCommand(cmdSelect, mCharacter);
// 给角色添加瞄准状态
CommandCharacterAddState cmdCharacterAddState = newCmd(out cmdCharacterAddState);
cmdCharacterAddState.mState = PLAYER_STATE.PS_AIM;
pushCommand(cmdCharacterAddState, mCharacter);
}
}
}
