int Game::tick()
{
if(stopped_) {
return -1;
}
removePiece(piece_, px_, py_);
int ny = py_ - 1;
if(!doesPieceFit(piece_, px_, ny)) {
// Must finish off with this piece
placePiece(piece_, px_, py_);
if(py_ >= board_height_) {
// you lose.
stopped_ = true;
return -1;
} else {
int rm = collapse();
generateNewPiece();
return rm;
}
} else {
placePiece(piece_, px_, ny);
py_ = ny;
return 0;
}
}
bool Game::drop()
{
removePiece(piece_, px_, py_);
int ny = py_;
while(true)
{
--ny;
score_ += 1 + (linesCleared_ / 100);
if(!doesPieceFit(piece_, px_, ny))
{
break;
}
}
++ny;
// placePiece(piece_, px_, ny);
if(ny == py_)
{
return false;
}
else
{
sy_ = py_;
py_ = ny;
counter = 16;
tick();
return true;
}
}
void Game::dropShadowPiece()
{
removePiece(shadowPiece_, sx_, sy_);
int ny = sy_;
sx_ = px_;
while(true)
{
--ny;
if(!doesPieceFit(shadowPiece_, sx_, ny))
break;
}
++ny;
for(int r = 0; r < 4; ++r)
{
for(int c = 0; c < 4; ++c)
{
if(shadowPiece_.isOn(r, c))
get(ny-r, sx_+c) = shadowPiece_.getColourIndex();
}
}
if(ny != sy_)
sy_ = ny;
}
int Game::tick()
{
if(stopped_)
{
return -1;
}
removePiece(piece_, px_, py_);
int ny = py_ - 1;
if(!doesPieceFit(piece_, px_, ny))
{
// Must finish off with this piece
placePiece(piece_, px_, py_);
if(py_ >= board_height_)
{
// you lose.
stopped_ = true;
return -1;
}
else
{
int rm = collapse();
int level = 1 + linesCleared_ / 10;
switch (rm)
{
case 0:
score_ += 10 * level;
break;
case 1:
score_ += rm * 100 * level;
break;
case 2:
score_ += rm * 300 * level;
break;
case 3:
score_ += rm * 500 * level;
break;
case 4:
score_ += rm * 800 * level;
break;
}
linesCleared_ += rm;
generateNewPiece();
return rm;
}
}
else
{
placePiece(piece_, px_, ny);
py_ = ny;
return 0;
}
}
bool Game::rotateCCW()
{
removePiece(piece_, px_, py_);
Piece npiece = piece_.rotateCCW();
if(doesPieceFit(npiece, px_, py_)) {
placePiece(npiece, px_, py_);
piece_ = npiece;
return true;
} else {
placePiece(piece_, px_, py_);
return false;
}
}
bool Game::moveRight()
{
int nx = px_ + 1;
removePiece(piece_, px_, py_);
if(doesPieceFit(piece_, nx, py_)) {
placePiece(piece_, nx, py_);
px_ = nx;
return true;
} else {
placePiece(piece_, px_, py_);
return false;
}
}
bool Game::moveLeft()
{
// Most of the piece movement methods work like this:
// 1. remove the piece from the board.
// 2. does the piece fit in its new configuration?
// 3a. if yes, add it to the board in its new configuration.
// 3b. if no, put it back where it was.
// Simple and sort of silly, but satisfactory.
int nx = px_ - 1;
removePiece(piece_, px_, py_);
if(doesPieceFit(piece_, nx, py_)) {
placePiece(piece_, nx, py_);
px_ = nx;
return true;
} else {
placePiece(piece_, px_, py_);
return false;
}
}
bool Game::drop()
{
removePiece(piece_, px_, py_);
int ny = py_;
while(true) {
--ny;
if(!doesPieceFit(piece_, px_, ny)) {
break;
}
}
++ny;
placePiece(piece_, px_, ny);
if(ny == py_) {
return false;
} else {
py_ = ny;
return true;
}
}
int Game::tick()
{
if(stopped_)
{
return -1;
}
int returnVal;
int level = linesCleared_/100;
if (level > 12)
level = 12;
removePiece(piece_, px_, py_);
markBlocksForClearing();
returnVal = collapse();
moveClearBar();
if (counter < COUNTER_SPACE - level)
{
counter++;
placePiece(piece_, px_, py_);
return returnVal;
}
if (py_ == board_height_ + 2 && atTheTop < 16)
{
atTheTop++;
placePiece(piece_, px_, py_);
return returnVal;
}
atTheTop = 0;
counter = 0;
int ny = py_ - 1;
if(!doesPieceFit(piece_, px_, ny))
{
// Must finish off with this piece
placePiece(piece_, px_, py_);
if(py_ >= board_height_ + 1)
{
// you lose.
stopped_ = true;
return -1;
}
else
{
// break piece and keep moving down if need be
// The right side can drop more
if(get(ny-2, px_+1) != -1 && get(ny-2, px_+2) == -1)
{
dropPiece(0);
counter = COUNTER_SPACE;
}
else if(get(ny-2, px_+1) == -1 && get(ny-2, px_+2) != -1)
{
dropPiece(1);
counter = COUNTER_SPACE;
}
generateNewPiece();
return returnVal;
}
}
else
{
placePiece(piece_, px_, ny);
sy_ = py_;
py_ = ny;
return returnVal;
}
}
