std::vector<Move::UPtr> QueenRule::findMovesSafe(Piece &forPiece) const
{
std::vector<Move::UPtr> result;
Square *currentPosition = forPiece.atSquare();
BaseRule::DirectionFunc dirFuncs[] = {&Square::left, &Square::top, &Square::right, &Square::bottom,
&Square::bottomLeft, &Square::topLeft, &Square::topRight, &Square::bottomRight
};
for (BaseRule::DirectionFunc dirFunc : dirFuncs)
{
Square* nextSquare = nextMovement(currentPosition, dirFunc);
while (nextSquare != nullptr)
{
if (nextSquare->isEmpty())
{
result.push_back(Move::create(Move::Movement, *nextSquare));
}
else
{
result.push_back(Move::create((nextSquare->piece()->color() == forPiece.color()) ? Move::Defend : Move::Attack, *nextSquare));
break;
}
nextSquare = nextMovement(nextSquare, dirFunc);
}
}
return result;
}
std::vector<Move::UPtr> PawnRule::findMovesSafe(Piece &forPiece) const
{
std::vector<Move::UPtr> result;
Square *currentPosition = forPiece.atSquare();
Square* rightAttack = nextRightAttack(forPiece.color(), currentPosition);
if (rightAttack != nullptr && !rightAttack->isEmpty())
{
const Piece* piece = rightAttack->piece();
result.push_back(Move::create((piece->color() == forPiece.color()) ? Move::Defend : Move::Attack, *rightAttack));
}
Square* leftAttack = nextLeftAttack(forPiece.color(), currentPosition);
if (leftAttack != nullptr && !leftAttack->isEmpty())
{
const Piece* piece = leftAttack->piece();
result.push_back(Move::create((piece->color() == forPiece.color()) ? Move::Defend : Move::Attack, *leftAttack));
}
Square* shortMovement = nextMovement(forPiece.color(), currentPosition);
if (shortMovement == nullptr)
{
return result;
}
if (!shortMovement->isEmpty())
{
return result;
}
result.push_back(Move::create(Move::Movement, *shortMovement));
if (forPiece.wasMoved())
{
// This pawn was already moved, so long movement is not possible
return result;
}
Square* longMovement = nextMovement(forPiece.color(), shortMovement);
if (longMovement == nullptr)
{
return result;
}
if (longMovement->isEmpty())
{
result.push_back(Move::create(Move::Movement, *longMovement));
}
return result;
}
void MovementProvider::requestNextMovement()
{
if (m_movements.isEmpty())
return;
emit nextMovement(m_movements.takeFirst());
}
bool MoveAction::update(Entity * entity, int deltaTicks)
{
bool correctDestination = false;
bool returnValue = true;
// Grab variables from entity to manipulate here, will update them at end
double width = entity->width();
double height = entity->height();
double xPosition = entity->xPosition();
double yPosition = entity->yPosition();
double xVelocity = entity->xVelocity();
double yVelocity = entity->yVelocity();
double xAcceleration = entity->xAcceleration();
double yAcceleration = entity->yAcceleration();
double rotation = entity->rotation();
if(started_ == false) {
if(path_->size() <= 0) return false;
started_ = true;
currentMaxVelocity_ = Vector(entity->maximumSpeed(), (*current_)->vector().direction());
xVelocity = currentMaxVelocity_.xComponent();
yVelocity = currentMaxVelocity_.yComponent();
entity->setXVelocity(xVelocity);
entity->setYVelocity(yVelocity);
//Vector acceleration(kEntityAcceleration, moveAction->current()->vector().direction());
//xAcceleration_ = acceleration.xComponent();
//yAcceleration_ = acceleration.yComponent();
}
if(deltaTicks <= 0) {
return returnValue;
}
// Check rotation
if(rotation != (*current_)->vector().direction()) {
//Logger::write(Logger::ss << "Rotation: " << rotation << ", Direction: " << (*current_)->vector().direction());
// Determine and set rotation direction
double dir = (*current_)->vector().direction() - rotation;
if((dir > 0) && (std::abs(dir) <= 180)) { (*current_)->setClockwise(false); }
if((dir > 0) && (std::abs(dir) > 180)) { (*current_)->setClockwise(true); }
if((dir < 0) && (std::abs(dir) <= 180)) { (*current_)->setClockwise(true); }
if((dir < 0) && (std::abs(dir) > 180)) { (*current_)->setClockwise(false); }
//dir += (dir > 180) ? -360 : (dir < -180) ? 360 : 0;
if(dir > 180) {
dir -= 360;
}
else if(dir < -180) {
dir += 360;
}
(*current_)->setDegrees(std::abs(dir));
double degrees = kEntityRotationVelocity * (deltaTicks / 1000.f);
// Turn CW
if((*current_)->clockwise()) {
rotation -= degrees;
}
// Turn CCW
else {
rotation += degrees;
}
// check if turned far enough
(*current_)->setDegrees((*current_)->degrees() - degrees);
if((*current_)->degrees() < 0) {
rotation = (*current_)->vector().direction();
}
}
else {
// Accelerate
// TODO(2014-07-25/JM): Change use of maximumVelocity calls here to use speed variable in Entity
//if((std::abs(xVelocity) < std::abs((*current_)->maximumVelocity().xComponent())) || ( std::abs(yVelocity) < std::abs((*current_)->maximumVelocity().yComponent())) ) {
// xVelocity += xAcceleration * (deltaTicks / 1000.f);
// yVelocity += yAcceleration * (deltaTicks / 1000.f);
//}
// Move left/right and up/down
//xPosition += xVelocity * (deltaTicks / 1000.f);
//yPosition += yVelocity * (deltaTicks / 1000.f);
// Debugging version of movement code
double xMovementAmount = xVelocity * (deltaTicks / 1000.f);
xPosition += xMovementAmount;
double yMovementAmount = yVelocity * (deltaTicks / 1000.f);
yPosition += yMovementAmount;
//Logger::write(Logger::ss << "Moving: (" << xMovementAmount << ", " << yMovementAmount << ")");
// Check collisions
//TODO(2013-09-05/JM): Create a rectangle class like SDL_Rect to replace all instances outside SDL specific code with it
/*
SDL_Rect rect;
if(game_->level()->touchesWall(this, &rect)) {
fixCollision(rect);
Logger::write("STOPPING: Collision with wall");
// Go back
// TODO(2013-09-05/JM): Change this to move 1 pixel away from the collided object
xPosition -= xVelocity * (deltaTicks / 1000.f);
yPosition -= yVelocity * (deltaTicks / 1000.f);
// TODO(2014-08-08/JM): Replace repeated instances of these 4 assignments to 0 with a better functionality
//entity->stop();
xVelocity = 0;
yVelocity = 0;
xAcceleration = 0;
yAcceleration = 0;
}
else {
// TODO(2013-09-05/JM): Create function for checking renderer boundary collisions
// Check left boundary
if(xPosition - (width / 2) < 0) {
Logger::write("STOPPING: Collision with LEFT renderer boundary");
//entity->stop();
xVelocity = 0;
yVelocity = 0;
xAcceleration = 0;
yAcceleration = 0;
xPosition = 0 + (width / 2);
}
// Check right boundary
else if(xPosition + (width / 2) > game_->level()->width()) {
Logger::write("STOPPING: Collision with RIGHT renderer boundary");
//entity->stop();
xVelocity = 0;
yVelocity = 0;
xAcceleration = 0;
yAcceleration = 0;
xPosition = game_->level()->width() - (width / 2);
}
// Check top boundary
if(yPosition - (height / 2) < 0) {
Logger::write("STOPPING: Collision with TOP renderer boundary");
//entity->stop();
xVelocity = 0;
yVelocity = 0;
xAcceleration = 0;
yAcceleration = 0;
yPosition = 0 + (height / 2);
}
// Check bottom boundary
else if(yPosition + (height / 2) > game_->level()->height()) {
Logger::write("STOPPING: Collision with BOTTOM renderer boundary");
//entity->stop();
xVelocity = 0;
yVelocity = 0;
xAcceleration = 0;
yAcceleration = 0;
yPosition = game_->level()->height() - (height / 2);
}
}
*/
bool pastPoint = false;
if((xVelocity > 0) && (yVelocity > 0)) {
if((xPosition >= (*current_)->destination().x()) || (yPosition >= (*current_)->destination().y())) {
//Logger::write("(x > 0) (y > 0)");
pastPoint = true;
}
}
else if((xVelocity > 0) && (yVelocity < 0)) {
if((xPosition >= (*current_)->destination().x()) || (yPosition <= (*current_)->destination().y())) {
//Logger::write("(x > 0) (y < 0)");
pastPoint = true;
}
}
else if((xVelocity < 0) && (yVelocity > 0)) {
if((xPosition <= (*current_)->destination().x()) || (yPosition >= (*current_)->destination().y())) {
//Logger::write("(x < 0) (y > 0)");
pastPoint = true;
}
}
else if((xVelocity < 0) && (yVelocity < 0)) {
if((xPosition <= (*current_)->destination().x()) || (yPosition <= (*current_)->destination().y())) {
//Logger::write("(x < 0) (y < 0)");
pastPoint = true;
}
}
else if(xVelocity == 0) {
if(yVelocity > 0) {
if(yPosition >= (*current_)->destination().y()) {
//Logger::write("(x == 0) (y > 0)");
pastPoint = true;
}
}
else if(yVelocity < 0) {
if(yPosition <= (*current_)->destination().y()) {
//Logger::write("(x == 0) (y < 0)");
pastPoint = true;
}
}
}
else if(yVelocity == 0) {
if(xVelocity > 0) {
if(xPosition >= (*current_)->destination().x()) {
//Logger::write("(x > 0) (y == 0)");
pastPoint = true;
}
}
else if(xVelocity < 0) {
if(xPosition <= (*current_)->destination().x()) {
//Logger::write("(x < 0) (y == 0)");
pastPoint = true;
}
}
}
if(pastPoint) {
//Logger::write("STOPPING: Moved past point");
xVelocity = 0;
yVelocity = 0;
xAcceleration = 0;
yAcceleration = 0;
if(correctDestination) {
xPosition = (*current_)->destination().x();
yPosition = (*current_)->destination().y();
}
//Logger::write(Logger::ss << "Destination:" << (*current_)->destination().toString());
}
if(entity->stopped()) {
if(nextMovement()) {
currentMaxVelocity_ = Vector(entity->maximumSpeed(), (*current_)->vector().direction());
xVelocity = currentMaxVelocity_.xComponent();
yVelocity = currentMaxVelocity_.yComponent();
}
else {
returnValue = false;
//Logger::write(Logger::ss << "Actual Dest: (" << xPosition << ", " << yPosition << ")");
}
}
}
// TODO(2014-08-14/JM): I believe the small pause we notice between Movements is because of going past the movement destination. We move back to the destination
// and then don't utilitize all that wasted distance we moved during that frame
//Logger::write(Logger::ss << "Current Pos: (" << xPosition << ", " << yPosition << ")");
// Update new values of variables
entity->setWidth(width);
entity->setHeight(height);
entity->setXPosition(xPosition);
entity->setYPosition(yPosition);
entity->setXVelocity(xVelocity);
entity->setYVelocity(yVelocity);
entity->setXAcceleration(xAcceleration);
entity->setYAcceleration(yAcceleration);
entity->setRotation(rotation);
return returnValue;
}