void PieceManager::randomMove(PieceID p, Board* b)
{
pieces[p].displace(b);
std::vector<sf::Vector2i> movePossibilities;
for(auto it = pieces[p].myType->moveAttackOffsets.begin(); it != pieces[p].myType->moveAttackOffsets.end(); ++it)
{
sf::Vector2i newPosition = pieces[p].position + *it;
if(onMap(newPosition))
movePossibilities.push_back(newPosition);
}
for(auto it = pieces[p].myType->moveOffsets.begin(); it != pieces[p].myType->moveOffsets.end(); ++it)
{
sf::Vector2i newPosition = pieces[p].position + *it;
if(onMap(newPosition))
movePossibilities.push_back(newPosition);
}
sf::Vector2i chosenPosition = vectorRandomChoice(movePossibilities,pieces[p].position);
killPiece(b->occupants[chosenPosition.x][chosenPosition.y],b);
pieces[p].place(b,chosenPosition);
}
void MapKnowledge::discover(const Position& i_Pos, const RangeOfSight& i_ROS)
{
m_LastTile = toSCoord(i_Pos.tileCoord());
m_LastDir = i_Pos.facingDir();
m_LastROS = &i_ROS;
SCoord ulCorner(i_ROS.getWindowULCorner(m_LastDir));
SCoord lrCorner(i_ROS.getWindowLRCorner(m_LastDir));
SCoord centered;
for ( centered.y = ulCorner.y; centered.y < lrCorner.y; ++centered.y) {
for (centered.x = ulCorner.x; centered.x < lrCorner.x; ++centered.x) {
Coord onMap(toCoord(m_LastTile + centered));
if (!(onMap < m_Dim)) {
continue;
}
std::vector<bool>::reference curr(operator()(onMap));
curr = curr || i_ROS.isVisible(centered, m_LastDir);
}
}
}
void PieceManager::AIMove(PieceID p, Board* b)
{
Behaviour* bh = pieces[p].isBlack ? pieces[p].myType->behaviourBlack : pieces[p].myType->behaviourWhite;
pieces[p].displace(b);
movePossibilities.clear();
//std::vector<std::tuple<int,int,sf::Vector2i> > movePossibilities;
for(auto it = pieces[p].myType->moveAttackOffsets.begin(); it != pieces[p].myType->moveAttackOffsets.end(); ++it)
{
sf::Vector2i newPosition = pieces[p].position + *it;
if(onMap(newPosition))
{
PieceID pp = b->occupants[newPosition.x][newPosition.y];
if(!nullPiece(pp))
if(pieces[pp].isBlack == pieces[p].isBlack)
continue;
int value = valuePosition(newPosition,p,b,bh,!nullPiece(pp));
movePossibilities.push_back(std::make_tuple(value,rand(),newPosition));
}
}
for(auto it = pieces[p].myType->moveOffsets.begin(); it != pieces[p].myType->moveOffsets.end(); ++it)
{
sf::Vector2i newPosition = pieces[p].position + *it;
if(onMap(newPosition))
{
if(nullPiece (b->occupants[newPosition.x][newPosition.y]))
{
int value = valuePosition(newPosition,p,b,bh,false);
movePossibilities.push_back(std::make_tuple(value,rand(),newPosition));
}
}
}
for(auto it = pieces[p].myType->attackOffsets.begin(); it != pieces[p].myType->attackOffsets.end(); ++it)
{
sf::Vector2i newPosition = pieces[p].position + *it;
if(onMap(newPosition))
{
PieceID pp = b->occupants[newPosition.x][newPosition.y];
if(!nullPiece(pp))
{
if(pieces[pp].isBlack != pieces[p].isBlack)
{
int value = valuePosition(newPosition,p,b,bh,true);
movePossibilities.push_back(std::make_tuple(value,rand(),newPosition));
}
}
}
}
std::sort(movePossibilities.begin(),movePossibilities.end(),
[]
(const std::tuple<int,int,sf::Vector2i>& left, const std::tuple<int,int,sf::Vector2i>& right) -> bool
{
if(std::get<0>(left) != std::get<0>(right))
return std::get<0>(left) < std::get<0>(right);
return std::get<1>(left) < std::get<1>(right);
}
);
sf::Vector2i chosenPosition = pieces[p].position;
bool successfulKill;
if(movePossibilities.size() > 0)
{
chosenPosition = std::get<2>(movePossibilities.back());
successfulKill = killPiece(b->occupants[chosenPosition.x][chosenPosition.y],b);
}
if(successfulKill)
pieces[p].place(b,chosenPosition);
else
pieces[p].place(b,pieces[p].position);
}
