bool MWMechanics::AiWander::execute (const MWWorld::Ptr& actor)
{
if(mDuration)
{
// End package if duration is complete or mid-night hits:
MWWorld::TimeStamp currentTime = MWBase::Environment::get().getWorld()->getTimeStamp();
if(currentTime.getHour() >= mStartTime.getHour() + mDuration)
{
if(!mRepeat)
{
stopWalking(actor, mPathFinder);
return true;
}
else
mStartTime = currentTime;
}
else if(int(currentTime.getHour()) == 0 && currentTime.getDay() != mStartTime.getDay())
{
if(!mRepeat)
{
stopWalking(actor, mPathFinder);
return true;
}
else
mStartTime = currentTime;
}
}
ESM::Position pos = actor.getRefData().getPosition();
if(!mStoredAvailableNodes)
{
mStoredAvailableNodes = true;
mPathgrid =
MWBase::Environment::get().getWorld()->getStore().get<ESM::Pathgrid>().search(*actor.getCell()->mCell);
mCellX = actor.getCell()->mCell->mData.mX;
mCellY = actor.getCell()->mCell->mData.mY;
if(!mPathgrid)
mDistance = 0;
else if(mPathgrid->mPoints.empty())
mDistance = 0;
if(mDistance)
{
mXCell = 0;
mYCell = 0;
if(actor.getCell()->mCell->isExterior())
{
mXCell = mCellX * ESM::Land::REAL_SIZE;
mYCell = mCellY * ESM::Land::REAL_SIZE;
}
Ogre::Vector3 npcPos(actor.getRefData().getPosition().pos);
npcPos[0] = npcPos[0] - mXCell;
npcPos[1] = npcPos[1] - mYCell;
for(unsigned int counter = 0; counter < mPathgrid->mPoints.size(); counter++)
{
Ogre::Vector3 nodePos(mPathgrid->mPoints[counter].mX, mPathgrid->mPoints[counter].mY, mPathgrid->mPoints[counter].mZ);
if(npcPos.squaredDistance(nodePos) <= mDistance * mDistance)
mAllowedNodes.push_back(mPathgrid->mPoints[counter]);
}
if(!mAllowedNodes.empty())
{
Ogre::Vector3 firstNodePos(mAllowedNodes[0].mX, mAllowedNodes[0].mY, mAllowedNodes[0].mZ);
float closestNode = npcPos.squaredDistance(firstNodePos);
unsigned int index = 0;
for(unsigned int counterThree = 1; counterThree < mAllowedNodes.size(); counterThree++)
{
Ogre::Vector3 nodePos(mAllowedNodes[counterThree].mX, mAllowedNodes[counterThree].mY, mAllowedNodes[counterThree].mZ);
float tempDist = npcPos.squaredDistance(nodePos);
if(tempDist < closestNode)
index = counterThree;
}
mCurrentNode = mAllowedNodes[index];
mAllowedNodes.erase(mAllowedNodes.begin() + index);
}
if(mAllowedNodes.empty())
mDistance = 0;
}
}
MWWorld::Ptr player = MWBase::Environment::get().getWorld()->getPlayer().getPlayer();
bool cellChange = actor.getCell()->mCell->mData.mX != mCellX || actor.getCell()->mCell->mData.mY != mCellY;
if(actor.getCell()->mCell->mData.mX != player.getCell()->mCell->mData.mX)
{
int sideX = sgn(actor.getCell()->mCell->mData.mX - player.getCell()->mCell->mData.mX);
// Check if actor is near the border of an inactive cell. If so, disable AiWander.
// FIXME: This *should* pause the AiWander package instead of terminating it.
if(sideX*(pos.pos[0] - actor.getCell()->mCell->mData.mX * ESM::Land::REAL_SIZE) > sideX * (ESM::Land::REAL_SIZE / 2.0 - 200))
{
MWWorld::Class::get(actor).getMovementSettings(actor).mPosition[1] = 0;
return true;
}
}
if(actor.getCell()->mCell->mData.mY != player.getCell()->mCell->mData.mY)
{
int sideY = sgn(actor.getCell()->mCell->mData.mY - player.getCell()->mCell->mData.mY);
// Check if actor is near the border of an inactive cell. If so, disable AiWander.
// FIXME: This *should* pause the AiWander package instead of terminating it.
if(sideY*(pos.pos[1] - actor.getCell()->mCell->mData.mY * ESM::Land::REAL_SIZE) > sideY * (ESM::Land::REAL_SIZE / 2.0 - 200))
{
MWWorld::Class::get(actor).getMovementSettings(actor).mPosition[1] = 0;
return true;
}
}
// Don't try to move if you are in a new cell (ie: positioncell command called) but still play idles.
if(mDistance && (cellChange || (mCellX != actor.getCell()->mCell->mData.mX || mCellY != actor.getCell()->mCell->mData.mY)))
mDistance = 0;
if(mChooseAction)
{
mPlayedIdle = 0;
unsigned short idleRoll = 0;
for(unsigned int counter = 1; counter < mIdle.size(); counter++)
{
unsigned short idleChance = mIdleChanceMultiplier * mIdle[counter];
unsigned short randSelect = (int)(rand() / ((double)RAND_MAX + 1) * int(100 / mIdleChanceMultiplier));
if(randSelect < idleChance && randSelect > idleRoll)
{
mPlayedIdle = counter;
idleRoll = randSelect;
}
}
if(!mPlayedIdle && mDistance)
{
mChooseAction = false;
mMoveNow = true;
}
else
{
// Play idle animation and recreate vanilla (broken?) behavior of resetting start time of AIWander:
MWWorld::TimeStamp currentTime = MWBase::Environment::get().getWorld()->getTimeStamp();
mStartTime = currentTime;
playIdle(actor, mPlayedIdle + 1);
mChooseAction = false;
mIdleNow = true;
}
}
if(mIdleNow)
{
if(!checkIdle(actor, mPlayedIdle + 1))
{
mPlayedIdle = 0;
mIdleNow = false;
mChooseAction = true;
}
}
if(mMoveNow && mDistance)
{
if(!mPathFinder.isPathConstructed())
{
unsigned int randNode = (int)(rand() / ((double)RAND_MAX + 1) * mAllowedNodes.size());
Ogre::Vector3 destNodePos(mAllowedNodes[randNode].mX, mAllowedNodes[randNode].mY, mAllowedNodes[randNode].mZ);
// Remove this node as an option and add back the previously used node (stops NPC from picking the same node):
ESM::Pathgrid::Point temp = mAllowedNodes[randNode];
mAllowedNodes.erase(mAllowedNodes.begin() + randNode);
mAllowedNodes.push_back(mCurrentNode);
mCurrentNode = temp;
ESM::Pathgrid::Point dest;
dest.mX = destNodePos[0] + mXCell;
dest.mY = destNodePos[1] + mYCell;
dest.mZ = destNodePos[2];
ESM::Pathgrid::Point start;
start.mX = pos.pos[0];
start.mY = pos.pos[1];
start.mZ = pos.pos[2];
mPathFinder.buildPath(start,dest,mPathgrid,mXCell,mYCell);
mWalking = true;
}
}
if(mWalking)
{
float zAngle = mPathFinder.getZAngleToNext(pos.pos[0],pos.pos[1],pos.pos[2]);
MWBase::Environment::get().getWorld()->rotateObject(actor,0,0,zAngle,false);
MWWorld::Class::get(actor).getMovementSettings(actor).mPosition[1] = 1;
// Unclog path nodes by allowing the NPC to be a small distance away from the center. This way two NPCs can be
// at the same path node at the same time and both will complete instead of endlessly walking into eachother:
Ogre::Vector3 destNodePos(mCurrentNode.mX, mCurrentNode.mY, mCurrentNode.mZ);
Ogre::Vector3 actorPos(actor.getRefData().getPosition().pos);
actorPos[0] = actorPos[0] - mXCell;
actorPos[1] = actorPos[1] - mYCell;
float distance = actorPos.squaredDistance(destNodePos);
if(distance < 1200 || mPathFinder.checkIfNextPointReached(pos.pos[0],pos.pos[1],pos.pos[2]))
{
stopWalking(actor, mPathFinder);
mMoveNow = false;
mWalking = false;
mChooseAction = true;
}
}
return false;
}
bool AiWander::execute (const MWWorld::Ptr& actor,float duration)
{
if (actor.getClass().isNpc())
actor.getClass().getNpcStats(actor).setDrawState(DrawState_Nothing);
MWBase::World *world = MWBase::Environment::get().getWorld();
if(mDuration)
{
// End package if duration is complete or mid-night hits:
MWWorld::TimeStamp currentTime = world->getTimeStamp();
if(currentTime.getHour() >= mStartTime.getHour() + mDuration)
{
if(!mRepeat)
{
stopWalking(actor);
return true;
}
else
mStartTime = currentTime;
}
else if(int(currentTime.getHour()) == 0 && currentTime.getDay() != mStartTime.getDay())
{
if(!mRepeat)
{
stopWalking(actor);
return true;
}
else
mStartTime = currentTime;
}
}
ESM::Position pos = actor.getRefData().getPosition();
if(!mStoredAvailableNodes)
{
mStoredAvailableNodes = true;
mPathgrid = world->getStore().get<ESM::Pathgrid>().search(*actor.getCell()->mCell);
mCellX = actor.getCell()->mCell->mData.mX;
mCellY = actor.getCell()->mCell->mData.mY;
if(!mPathgrid)
mDistance = 0;
else if(mPathgrid->mPoints.empty())
mDistance = 0;
if(mDistance)
{
mXCell = 0;
mYCell = 0;
if(actor.getCell()->mCell->isExterior())
{
mXCell = mCellX * ESM::Land::REAL_SIZE;
mYCell = mCellY * ESM::Land::REAL_SIZE;
}
Ogre::Vector3 npcPos(actor.getRefData().getPosition().pos);
npcPos[0] = npcPos[0] - mXCell;
npcPos[1] = npcPos[1] - mYCell;
for(unsigned int counter = 0; counter < mPathgrid->mPoints.size(); counter++)
{
Ogre::Vector3 nodePos(mPathgrid->mPoints[counter].mX, mPathgrid->mPoints[counter].mY,
mPathgrid->mPoints[counter].mZ);
if(npcPos.squaredDistance(nodePos) <= mDistance * mDistance)
mAllowedNodes.push_back(mPathgrid->mPoints[counter]);
}
if(!mAllowedNodes.empty())
{
Ogre::Vector3 firstNodePos(mAllowedNodes[0].mX, mAllowedNodes[0].mY, mAllowedNodes[0].mZ);
float closestNode = npcPos.squaredDistance(firstNodePos);
unsigned int index = 0;
for(unsigned int counterThree = 1; counterThree < mAllowedNodes.size(); counterThree++)
{
Ogre::Vector3 nodePos(mAllowedNodes[counterThree].mX, mAllowedNodes[counterThree].mY,
mAllowedNodes[counterThree].mZ);
float tempDist = npcPos.squaredDistance(nodePos);
if(tempDist < closestNode)
index = counterThree;
}
mCurrentNode = mAllowedNodes[index];
mAllowedNodes.erase(mAllowedNodes.begin() + index);
}
}
}
if(mAllowedNodes.empty())
mDistance = 0;
// Don't try to move if you are in a new cell (ie: positioncell command called) but still play idles.
if(mDistance && (mCellX != actor.getCell()->mCell->mData.mX || mCellY != actor.getCell()->mCell->mData.mY))
mDistance = 0;
if(mChooseAction)
{
mPlayedIdle = 0;
unsigned short idleRoll = 0;
for(unsigned int counter = 0; counter < mIdle.size(); counter++)
{
unsigned short idleChance = mIdleChanceMultiplier * mIdle[counter];
unsigned short randSelect = (int)(rand() / ((double)RAND_MAX + 1) * int(100 / mIdleChanceMultiplier));
if(randSelect < idleChance && randSelect > idleRoll)
{
mPlayedIdle = counter+2;
idleRoll = randSelect;
}
}
if(!mPlayedIdle && mDistance)
{
mChooseAction = false;
mMoveNow = true;
}
else
{
// Play idle animation and recreate vanilla (broken?) behavior of resetting start time of AIWander:
MWWorld::TimeStamp currentTime = world->getTimeStamp();
mStartTime = currentTime;
playIdle(actor, mPlayedIdle);
mChooseAction = false;
mIdleNow = true;
}
}
if(mIdleNow)
{
if(!checkIdle(actor, mPlayedIdle))
{
mPlayedIdle = 0;
mIdleNow = false;
mChooseAction = true;
}
}
if(mMoveNow && mDistance)
{
if(!mPathFinder.isPathConstructed())
{
assert(mAllowedNodes.size());
unsigned int randNode = (int)(rand() / ((double)RAND_MAX + 1) * mAllowedNodes.size());
Ogre::Vector3 destNodePos(mAllowedNodes[randNode].mX, mAllowedNodes[randNode].mY, mAllowedNodes[randNode].mZ);
ESM::Pathgrid::Point dest;
dest.mX = destNodePos[0] + mXCell;
dest.mY = destNodePos[1] + mYCell;
dest.mZ = destNodePos[2];
ESM::Pathgrid::Point start;
start.mX = pos.pos[0];
start.mY = pos.pos[1];
start.mZ = pos.pos[2];
mPathFinder.buildPath(start, dest, mPathgrid, mXCell, mYCell, false);
if(mPathFinder.isPathConstructed())
{
// Remove this node as an option and add back the previously used node (stops NPC from picking the same node):
ESM::Pathgrid::Point temp = mAllowedNodes[randNode];
mAllowedNodes.erase(mAllowedNodes.begin() + randNode);
mAllowedNodes.push_back(mCurrentNode);
mCurrentNode = temp;
mMoveNow = false;
mWalking = true;
}
// Choose a different node and delete this one from possible nodes because it is uncreachable:
else
mAllowedNodes.erase(mAllowedNodes.begin() + randNode);
}
}
if(mWalking)
{
float zAngle = mPathFinder.getZAngleToNext(pos.pos[0], pos.pos[1]);
// TODO: use movement settings instead of rotating directly
world->rotateObject(actor, 0, 0, zAngle, false);
MWWorld::Class::get(actor).getMovementSettings(actor).mPosition[1] = 1;
if(mPathFinder.checkPathCompleted(pos.pos[0], pos.pos[1], pos.pos[2]))
{
stopWalking(actor);
mMoveNow = false;
mWalking = false;
mChooseAction = true;
}
}
return false;
}
