Figure* Board::swap(const Coords &pos, const Figure * const fig) {
Figure * const result = board[coordsToIndex(pos)];
// TODO: Figure parametrisieren
board[coordsToIndex(pos)] = (fig == NULL) ? NULL : fig->clone();
return result;
}
bool Board::move(const Coords &from, const Coords &to) {
if (board[coordsToIndex(from)] == NULL || board[coordsToIndex(to)] == NULL) {
return false;
}
// TODO: Figure parametrisieren
board[coordsToIndex(to)] = board[coordsToIndex(from)];
board[coordsToIndex(from)] = NULL;
return true;
}
toweringinferno::World::ActionSuccess toweringinferno::World::updateHoseRelease(
const TCOD_key_t& command
)
{
if (isActionKey(command) == false)
{
return eAction_InvalidInput;
}
const Point playerPos = m_player.getPos();
for(int col = playerPos.col - 1; col < playerPos.col + 2; ++col)
{
for(int row = playerPos.row - 1; row < playerPos.row + 2; ++row)
{
if (getType(col, row) != eHose)
{
continue;
}
Cell& hose = m_floorData.map[coordsToIndex(col, row)];
if (hose.hp == 0.0f)
{
continue;
}
hose.water = 3.5f;
hose.hp = 0.0f;
return eAction_Succeeded;
}
}
return eAction_Failed;
}
toweringinferno::World::ActionSuccess toweringinferno::World::updateAxe(
const TCOD_key_t& command
)
{
if (isAxeKey(command) == false)
{
return eAction_InvalidInput;
}
if (m_player.getAxesRemaining() == 0)
{
return eAction_Failed;
}
Cell* wallToAxe = NULL;
const Point playerPos = m_player.getPos();
for(int col = playerPos.col - 1; col < playerPos.col + 2; ++col)
{
for(int row = playerPos.row - 1; row < playerPos.row + 2; ++row)
{
if ((col == playerPos.col && row == playerPos.row) || isValidCoords(col, row) == false)
{
continue;
}
Cell& axisNeighbourCell = m_floorData.map[coordsToIndex(col, row)];
if (axisNeighbourCell.type == eWall
&& (wallToAxe == NULL
|| isDeltaWithDirection(col - playerPos.col, row - playerPos.row, m_floorData.lastMovementDir)))
{
wallToAxe = &axisNeighbourCell;
}
}
}
if (wallToAxe != NULL)
{
wallToAxe->hp -= 0.34f;
if (wallToAxe->hp <= 0.0f)
{
wallToAxe->type = eFloor;
m_player.useAxe();
}
return eAction_Succeeded;
}
else
{
return eAction_Failed;
}
}
toweringinferno::World::ActionSuccess toweringinferno::World::updateSprinklerControl(
const TCOD_key_t& command
)
{
if (isActionKey(command) == false)
{
return eAction_InvalidInput;
}
if (m_floorData.isSprinklerAvailable == false)
{
return eAction_Failed;
}
const Point playerPos = m_player.getPos();
for(int col = playerPos.col - 1; col < playerPos.col + 2; ++col)
{
for(int row = playerPos.row - 1; row < playerPos.row + 2; ++row)
{
if (getType(col, row) != eSprinklerControl)
{
continue;
}
// GO GO SPRINKLERS
const int sprinklerSpacing = 9;
for (int sprinklerCol = sprinklerSpacing; sprinklerCol < m_width; sprinklerCol += sprinklerSpacing)
{
for(int sprinklerRow = sprinklerSpacing; sprinklerRow < m_height; sprinklerRow += sprinklerSpacing)
{
Cell& cell = m_floorData.map[coordsToIndex(sprinklerCol, sprinklerRow)];
if (cell.type == eFloor)
{
cell.water = 1.5f;
cell.fire = 0.0f;
cell.heat = 0.0f;
}
}
}
m_floorData.isSprinklerAvailable = false;
return eAction_Succeeded;
}
}
return eAction_Failed;
}
toweringinferno::World::ActionSuccess toweringinferno::World::updateDoors(
const TCOD_key_t& command
)
{
if (isDoorToggleKey(command) == false)
{
return eAction_InvalidInput;
}
bool didAnyDoorFlip = false;
const Point playerPos = m_player.getPos();
for(int col = playerPos.col - 1; col < playerPos.col + 2; ++col)
{
for(int row = playerPos.row - 1; row < playerPos.row + 2; ++row)
{
if (isValidCoords(col, row) == false)
{
continue;
}
Cell& axisNeighbourCell = m_floorData.map[coordsToIndex(col, row)];
if (axisNeighbourCell.type == eOpenDoor)
{
axisNeighbourCell.type = eClosedDoor;
didAnyDoorFlip = true;
}
else if (axisNeighbourCell.type == eClosedDoor)
{
axisNeighbourCell.type = eOpenDoor;
didAnyDoorFlip = true;
}
}
}
return didAnyDoorFlip ? eAction_Succeeded : eAction_Failed;
}
void toweringinferno::World::updateDynamics()
{
for(int col = 0; col < getWidth(); ++col)
{
for(int row = 0; row < getHeight(); ++row)
{
Cell& cell = m_floorData.map[coordsToIndex(col, row)];
cell.typeFlip = cell.type;
}
}
for(int col = 0; col < getWidth(); ++col)
{
for(int row = 0; row < getHeight(); ++row)
{
Cell& cell = m_floorData.map[coordsToIndex(col, row)];
if (cell.type == eSky)
{
continue;
}
// calculate heat
float heat = 0.0f;
const float minEvaporation = utils::mapValue(cell.water, 0.1f, 0.15f, 0.0f, 0.1f);
const float evaporation = utils::mapValue(cell.heat, 0.0f, 1.0f, minEvaporation, 0.6f);
float waterTotal = cell.water - evaporation;
int waterContributors = 1;
float condensationScore = cell.water;
int condensationContributors = 1;
for(int neighbourCol = utils::max(col - 1, 0);
neighbourCol < utils::min(getWidth(), col + 2);
++neighbourCol)
{
for (int neighbourRow = utils::max(row - 1, 0);
neighbourRow < utils::min(getHeight(), row + 2);
++neighbourRow)
{
if (neighbourCol == col && neighbourRow == row)
{
continue;
}
Cell& neighbour = m_floorData.map[coordsToIndex(neighbourCol,neighbourRow)];
const bool isDiagonalNeighbour = row != neighbourRow && col != neighbourCol;
const bool wallCanContributeHeat
= (row == neighbourRow
&& getType(col + 1, row) != eClosedDoor && getType(col - 1, row) != eClosedDoor
&& ((getType(col, row - 1) == eFloor && getType(col + (neighbourCol < col ? -1 : 1), row - 1) != eClosedDoor)
|| (getType(col, row + 1) == eFloor && getType(col + (neighbourCol < col ? -1 : 1), row + 1) != eClosedDoor)))
|| (col == neighbourCol
&& getType(col, row - 1) != eClosedDoor && getType(col, row + 1) != eClosedDoor
&& ((getType(col - 1, row) == eFloor && getType(col - 1, row + (neighbourRow < row ? -1 : 1)) != eClosedDoor)
|| (getType(col + 1, row) == eFloor && getType(col + 1, row + (neighbourRow < row ? -1 : 1)) != eClosedDoor)));
const float heatContribution
= isDiagonalNeighbour ? 0.0f
: neighbour.type == eWall && cell.type == eWall && wallCanContributeHeat == false ? 0.0f
: neighbour.type == eWall ? (3.5f/6.0f)
: (1.5f/6.0f);
heat += neighbour.heat * heatContribution;
if (isDiagonalNeighbour == false)
{
condensationScore += neighbour.water;
condensationContributors += neighbour.water > 0.0f ? 1 : 0;
}
const bool isNeighbourContributingWater = isWaterBlocker(neighbour) == false
&& cell.water < neighbour.water;
waterTotal += (isNeighbourContributingWater ? neighbour.water : 0.0f);
waterContributors += isNeighbourContributingWater ? 1 : 0;
}
}
cell.waterFlip = isWaterBlocker(cell) ? 0.0f
: utils::max(waterTotal / static_cast<float>(waterContributors), 0.0f);
const float heatBuildRate
= cell.type == eWall ? 0.65f
: isHeatProof(cell.type) ? 0.0f
: 0.25f;
const float condensation = utils::mapValue(condensationScore / static_cast<float>(condensationContributors),
0.0f, 1.0f, 0.01f, 0.6f);
cell.heatFlip = utils::clamp( cell.heat + heat * heatBuildRate - condensation, 0.0f, 1.0f);
if (cell.type == eWall)
{
cell.hp = utils::max(0.0f, cell.hp - utils::mapValue(cell.fire, 0.9f, 1.0f, 0.0f, 0.02f));
if (cell.hp == 0.0f)
{
cell.typeFlip = eFloor;
cell.fire = 0.75f;
}
}
}
}
for(int col = 0; col < getWidth(); ++col)
{
for(int row = 0; row < getHeight(); ++row)
{
Cell& cell = m_floorData.map[coordsToIndex(col, row)];
cell.type = cell.typeFlip;
cell.water = cell.waterFlip;
cell.heat = cell.heatFlip;
const float fireThreshold = 0.5f;
if (cell.heat > fireThreshold)
{
cell.fire = utils::clamp(cell.fire + utils::mapValue(cell.heat, fireThreshold, 1.0f, 0.0f, 0.05f), 0.0f, 1.0f);
}
else
{
cell.fire = 0.0f;
}
}
}
}
bool Board::apply(BoardTransaction &tr) {
MutableBoardTransaction mtr(tr);
if (mtr.isAccepted()) {
return false; // transaction has already been accepted/applied
}
mtr.setTransactionNumber(nextTransaction); // assign preliminary transaction number
if (mtr.getBoardOps().size() == 0) { // empty transaction, apply rules
if (!inRange(mtr.getFrom()) || !inRange(mtr.getTo())) {
throw std::out_of_range("Source or target coordinates are outside of board range");
}
if (mtr.getFrom() == mtr.getTo()) {
mtr.setStateCode(bsc_SourceAndDestinationAreEqual);
return false;
}
Figure *fig = board[coordsToIndex(mtr.getFrom())];
if (fig == NULL) {
return false; // no figure which could do something is there
}
if (!fig->apply(mtr)) {
mtr.setAccepted(false);
mtr.getBoardOps().clear();
return false; // failed to prepare transaction
}
}
std::vector<BoardOp::Operation*> &ops = mtr.getBoardOps();
bool result = true;
size_t i = 0;
for (; result && i < ops.size(); i++) {
result &= ops[i]->apply(*this);
}
if (result) {
mtr.setAccepted(true);
nextTransaction++; // Increment for next transaction
return true; // transaction has been applied successfully
} // else: transaction failed, rollback
result = true;
do {
i--;
result &= ops[i]->undo(*this);
} while (result && i != 0);
if (!result) { // rollback has failed, too ... something is broken utterly
// we don't bother about invalidating the transaction, this is a major
// problem which can not be resolved
throw std::logic_error("Undo operation failed to recover from failure");
}
mtr.setAccepted(false);
return false;
}
const Figure* Board::get(const Coords &pos) const {
return board[coordsToIndex(pos)];
}
