// RenderBoard(TetrisGame* game) - render the whole board that is currently 'set'
void RenderBoard(TetrisGame* game)
{
//really simple - go through row by row, column by column and render the squares if necessary
for(int row = 0; row < 21; row++)
{
for(int col = 0; col < 12; col++)
{
PlotBlock(game,GAME_BOARD_TOP_LEFT_X + col * BLOCK_SIZE,GAME_BOARD_TOP_LEFT_Y + row * BLOCK_SIZE,EMPTY);
if(game->GameBoard[row][col] != EMPTY && game->GameBoard[row][col] != INVISIBLE && game->visibleLines[row])
{
PlotBlock(game,GAME_BOARD_TOP_LEFT_X + col * BLOCK_SIZE,GAME_BOARD_TOP_LEFT_Y + row * BLOCK_SIZE,game->GameBoard[row][col]);
}
else if(game->GameBoard[row][col] == INVISIBLE)
{
PlotBlock(game,GAME_BOARD_TOP_LEFT_X + col * BLOCK_SIZE,GAME_BOARD_TOP_LEFT_Y + row * BLOCK_SIZE,game->GameBoard[row][col]);
}
}
}
}
//RenderBlock(TetrisGame* game,int x, int y,const int* block,bool rotate) - render the block
void RenderBlock(TetrisGame* game,int x, int y,const int* block,bool rotate)
{
int offset = 0;
//calculate an offset into the block data depending on the rotation index
if(rotate)
{
offset = game->currentRotation * 16;
}
//for each of the 16 blocks 'plot' a block to the screen, pass in the x and y pixel vales
for(int row = 0; row < 4; row++)
{
for(int col = 0; col < 4; col++)
{
if(block[offset + row * 4 + col] != EMPTY)
{
PlotBlock(game,x + col * BLOCK_SIZE ,y + row * BLOCK_SIZE,block[offset + row * 4 + col]);
}
}
}
}
ExtFunc int RefreshBoard(int scr)
{
int y, x, any = 0;
unsigned int c;
BlockType b;
for (y = boardVisible[scr] - 1; y >= 0; --y)
if ((c = changed[scr][y])) {
if (robotEnable) {
RobotCmd(0, "RowUpdate %d %d", scr, y);
for (x = 0; x < boardWidth[scr]; ++x) {
b = board[scr][y][x];
if (fairRobot)
b = abs(b);
RobotCmd(0, " %d", b);
}
RobotCmd(0, "\n");
}
changed[scr][y] = 0;
any = 1;
for (x = 0; c; (c >>= 1), (++x))
if ((c & 1) && B_OLD(board[scr][y][x])!=oldBoard[scr][y][x]) {
PlotBlock(scr, y, x, B_OLD(board[scr][y][x]));
oldBoard[scr][y][x] = B_OLD(board[scr][y][x]);
}
}
if (robotEnable)
RobotTimeStamp();
for (x = 0; x < boardWidth[scr]; ++x)
if (oldFalling[scr][x] != !!falling[scr][x]) {
oldFalling[scr][x] = !!falling[scr][x];
PlotUnderline(scr, x, oldFalling[scr][x]);
any = 1;
}
return any;
}
