diff options
Diffstat (limited to 'projects/11/K/Board.jack')
| -rw-r--r-- | projects/11/K/Board.jack | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/projects/11/K/Board.jack b/projects/11/K/Board.jack new file mode 100644 index 0000000..49d42d5 --- /dev/null +++ b/projects/11/K/Board.jack @@ -0,0 +1,305 @@ +class Board { + field Array grid; + field int nTurn; + field int seed; + + constructor Board new() { + var int i, j; + var Array t; + let grid = Array.new(4); + let i = 0; + while (i < 4) { + let j = 0; + let grid[i] = Array.new(4); + let t = grid[i]; + while (j < 4) { + let t[j] = 32; + let j = j + 1; + } + let i = i + 1; + } + let t = grid[0]; + let t[0] = 65; + let nTurn = 0; + let seed = 0; + return this; + } + + method void arrange(Array xs, boolean isHorizontal) { + if (isHorizontal) { + do deepcopy(xs, grid); + } else { + do transpose(xs, grid); + } + do dispose4(xs); + return; + } + + + method void copy(Array xs, Array ys) { + var int i; + let i = 0; + while (i < 4) { + let ys[i] = xs[i]; + let i = i + 1; + } + return; + } + + method void deepcopy(Array xs, Array ys) { + var int i; + let i = 0; + while (i < 4) { + do copy(xs[i], ys[i]); + let i = i + 1; + } + return; + } + + method void transpose(Array xs, Array ys) { + var int i, j; + var Array t, s; + let i = 0; + while (i < 4) { + let j = 0; + let t = ys[i]; + while (j < 4) { + let s = xs[j]; + let t[j] = s[i]; + let j = j + 1; + } + let i = i + 1; + } + return; + } + + method void dispose4(Array xs){ + var int i; + var Array t; + let i = 0; + while (i < 4) { + let t = xs[i]; + do t.dispose(); + let i = i + 1; + } + do xs.dispose(); + return; + } + + method Array new4(){ + var Array xs; + var int i; + let xs = Array.new(4); + let i = 0; + while (i < 4) { + let xs[i] = Array.new(4); + let i = i + 1; + } + return xs; + } + + method Array getStrips(boolean isHorizontal){ + var Array xs; + let xs = new4(); + if (isHorizontal) { + do deepcopy(grid, xs); + } else { + do transpose(grid, xs); + } + return xs; + } + + method Array align(Array xs, boolean left){ + var int i, j; + let i = 0; + let j = 0; + if (left) { + while (i < 4) { + if (xs[i] > 64) { + let xs[j] = xs[i]; + let j = j + 1; + } + let i = i + 1; + } + while (j < 4) { + let xs[j] = 32; + let j = j + 1; + } + } else { + while (i < 4) { + if (xs[3 - i] > 64) { + let xs[3 - j] = xs[3 - i]; + let j = j + 1; + } + let i = i + 1; + } + while (j < 4) { + let xs[3 - j] = 32; + let j = j + 1; + } + } + return xs; + } + + method Array reduce(Array xs, boolean left){ + if ((xs[0] = xs[1]) & (xs[2] = xs[3]) & (xs[0] > 64) & (xs[2] > 64)) { + if (left) { + let xs[0] = xs[0] + 1; + let xs[1] = xs[2] + 1; + let xs[2] = 32; + let xs[3] = 32; + } else { + let xs[3] = xs[3] + 1; + let xs[2] = xs[1] + 1; + let xs[1] = 32; + let xs[0] = 32; + } + return xs; + } + if ((xs[0] = xs[1]) & (xs[0] > 64)) { + if (left) { + let xs[0] = xs[0] + 1; + let xs[1] = xs[2]; + let xs[2] = xs[3]; + let xs[3] = 32; + } else { + let xs[1] = xs[1] + 1; + let xs[0] = 32; + } + return xs; + } + if ((xs[2] = xs[3]) & (xs[2] > 64)) { + if (left) { + let xs[2] = xs[2] + 1; + let xs[3] = 32; + } else { + let xs[3] = xs[3] + 1; + let xs[2] = xs[1]; + let xs[1] = xs[0]; + let xs[0] = 32; + } + return xs; + } + if ((xs[1] = xs[2]) & (xs[1] > 64)) { + if (left) { + let xs[1] = xs[1] + 1; + let xs[2] = xs[3]; + let xs[3] = 32; + } else { + let xs[2] = xs[2] + 1; + let xs[1] = xs[0]; + let xs[0] = 32; + } + return xs; + } + return xs; + } + + method void addTile(){ + var Array t; + var int r, c, parity, newTile; + /* + let t = grid[1]; + if (t[1] = 32) { + let t[1] = 65; + } + */ + let seed = seed * 25173 + 13849; + if (seed < 0) { + let seed = - seed; + } + + if (seed - (seed / 2 * 2) = 0) { + let parity = 1; + } else { + let parity = -1; + } + + let seed = seed - (seed / 16 * 16); + let r = seed / 4; + let c = seed - (4 * r); + let t = grid[r]; + let newTile = 65; + + while (t[c] > 64){ + let seed = seed + parity; + if (seed < 0) { + let seed = 15; + } + let seed = seed - (seed / 16 * 16); + let r = seed / 4; + let c = seed - (4 * r); + let t = grid[r]; + let newTile = 131 - newTile; + } + let t[c] = newTile; + return; + } + + method void transform(char dir){ + var boolean isHorizontal, left; + var Array xs; + var int i; + if ((dir = 0) | (dir = 1)) { + let left = true; + } else { + let left = false; + } + if ((dir = 0) | (dir = 2)) { + let isHorizontal = true; + } else { + let isHorizontal = false; + } + let xs = getStrips(isHorizontal); + let i = 0; + while (i < 4) { + let xs[i] = reduce(align(xs[i], left), left); + let i = i + 1; + } + do arrange(xs, isHorizontal); + return; + } + + method void next(char dir){ + let nTurn = nTurn + 1; + do transform(dir); + do addTile(); + return; + } + + method void draw(){ + var int r, c, i, j; + var Array t; + let r = 9; + let c = 30; + + do Output.moveCursor(r - 1, c - 1); + do Output.printString("+----+"); + do Output.moveCursor(r + 4, c - 1); + do Output.printString("+----+"); + + let i = 0; + while (i < 4) { + let j = 0; + do Output.moveCursor(r + i, c - 1); + do Output.printString("|"); + let t = grid[i]; + while (j < 4) { + do Output.printChar(t[j]); + let j = j + 1; + } + do Output.printString("|"); + let i = i + 1; + } + + do Output.moveCursor(r + 6, c - 2); + do Output.printString("Turn: "); + do Output.printInt(nTurn); + return; + } + + method void dispose() { + do Memory.deAlloc(this); + return; + } +} |