author | Oleksandr Gavenko <gavenkoa@gmail.com> |
Sat, 06 Sep 2014 22:57:36 +0300 | |
changeset 6 | eb31d2025a1d |
child 9 | 961eff57a23f |
permissions | -rw-r--r-- |
6
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
1 |
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eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
2 |
//////////////////////////////////////////////////////////////// |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
3 |
// Board as linear array. |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
4 |
//////////////////////////////////////////////////////////////// |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
5 |
|
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
6 |
/* Create board on linear array. |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
7 |
* Extract data from 'brd' (which is 2d array) if present. */ |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
8 |
function BoardArr(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
9 |
this.brd = [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
10 |
if (brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
11 |
for (var i = 0; i < 4; i++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
12 |
for (var j = 0; j < 4; j++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
13 |
this.brd[4*i + j] = brd[i][j]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
14 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
15 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
16 |
/* Doesn't designed to be efficient. */ |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
17 |
BoardArr.prototype.get = function(i, j) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
18 |
return this.brd[4*i + j]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
19 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
20 |
/* Doesn't designed to be efficient. */ |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
21 |
BoardArr.prototype.set = function(i, j, val) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
22 |
this.brd[4*i + j] = val; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
23 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
24 |
/* Return and optionally fill 2d board. |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
25 |
* Doesn't designed to be efficient. */ |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
26 |
BoardArr.prototype.exportTo = function(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
27 |
brd = brd || [[],[],[],[]]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
28 |
for (var i = 0; i < 4; i++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
29 |
for (var j = 0; j < 4; j++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
30 |
brd[i][j] = this.brd[4*i + j]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
31 |
return brd; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
32 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
33 |
BoardArr.prototype.copy = function(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
34 |
brd = brd || new BoardArr(); |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
35 |
for (var i = 0; i < 16; i++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
36 |
brd.brd[i] = this.brd[i]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
37 |
return brd; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
38 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
39 |
BoardArr.prototype.show = function(fn) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
40 |
BoardArr.prototype.shiftLeft = function(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
41 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
42 |
|
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
43 |
|
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
44 |
|
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
45 |
//////////////////////////////////////////////////////////////// |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
46 |
// Board as 2d array. |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
47 |
//////////////////////////////////////////////////////////////// |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
48 |
|
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
49 |
/* Create board on 2d array. |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
50 |
* Extract data from brd (which is 2d array) if present. */ |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
51 |
function BoardArr2d(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
52 |
this.brd = [[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0]]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
53 |
if (brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
54 |
for (var i = 0; i < 4; i++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
55 |
for (var j = 0; j < 4; j++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
56 |
this.brd[i][j] = brd[i][j]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
57 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
58 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
59 |
BoardArr.prototype.get = function(i, j) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
60 |
return this.brd[i][j]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
61 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
62 |
BoardArr.prototype.set = function(i, j, val) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
63 |
this.brd[i][j] = val; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
64 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
65 |
/* Return and optionally fill 2d board. */ |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
66 |
BoardArr.prototype.exportTo = function(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
67 |
brd = brd || [[],[],[],[]]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
68 |
for (var i = 0; i < 4; i++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
69 |
for (var j = 0; j < 4; j++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
70 |
brd[i][j] = this.brd[i][j]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
71 |
return brd; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
72 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
73 |
BoardArr2d.prototype.copy = function(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
74 |
brd = brd || new BoardArr2d(); |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
75 |
for (var i = 0; i < 4; i++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
76 |
for (var j = 0; j < 4; j++) |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
77 |
brd.brd[i][j] = this.brd[i][j]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
78 |
return brd; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
79 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
80 |
|
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
81 |
BoardArr2d.prototype.shiftLeft_unrolled = function(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
82 |
var from = this.brd, to = brd.brd; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
83 |
for (var i = 3; i >= 0; i--) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
84 |
var f0 = from[i][0], f1 = from[i][1], f2 = from[i][2], f3 = from[i][3]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
85 |
if (f3 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
86 |
to[i][0] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
87 |
if (f2 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
88 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
89 |
if (f1 === 0) { // a 0 0 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
90 |
to[i][2] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
91 |
to[i][3] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
92 |
} else { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
93 |
if (f0 === f1) { // a a 0 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
94 |
to[i][2] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
95 |
to[i][3] = f0 + 1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
96 |
} else { // a b 0 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
97 |
to[i][2] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
98 |
to[i][3] = f1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
99 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
100 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
101 |
} else { // f2 !== 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
102 |
if (f1 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
103 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
104 |
if (f0 === f2) { // a 0 a 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
105 |
to[i][3] = f2 + 1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
106 |
to[i][2] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
107 |
} else { // a 0 b 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
108 |
to[i][3] = f2; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
109 |
to[i][2] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
110 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
111 |
} else { // f1 !== 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
112 |
if (f1 === f2) { // a b b 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
113 |
to[i][3] = f2 + 1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
114 |
to[i][2] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
115 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
116 |
} else { // f1 !== f2 |
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Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
117 |
to[i][3] = f2; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
118 |
if (f0 === f1) { // a a b 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
119 |
to[i][2] = f1 + 1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
120 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
121 |
} else { // a b c 0 |
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Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
122 |
to[i][2] = f1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
123 |
to[i][1] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
124 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
125 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
126 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
127 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
128 |
} else { // f3 !== 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
129 |
if (f2 === f3) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
130 |
to[i][3] = f2 + 1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
131 |
to[i][0] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
132 |
if (f1 === 0) { // a 0 b b |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
133 |
to[i][2] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
134 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
135 |
} else { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
136 |
if (f0 === f1) { // a a b b |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
137 |
to[i][2] = f1 + 1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
138 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
139 |
} else { // a b c c |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
140 |
to[i][2] = f1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
141 |
to[i][1] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
142 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
143 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
144 |
} else { // f2 !== f3 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
145 |
to[i][3] = f3; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
146 |
if (f2 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
147 |
to[i][0] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
148 |
if (f1 === 0) { // a 0 0 b |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
149 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
150 |
to[i][2] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
151 |
} else { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
152 |
if (f0 === f1) { // a a 0 b |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
153 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
154 |
to[i][2] = f1 + 1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
155 |
} else { // a b 0 c |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
156 |
to[i][1] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
157 |
to[i][2] = f1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
158 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
159 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
160 |
} else { // f2 !== 0 && f2 !== f3 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
161 |
if (f1 === 0) { // a 0 b c |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
162 |
to[i][0] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
163 |
to[i][1] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
164 |
to[i][2] = f2; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
165 |
} else { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
166 |
if (f0 === f1) { // a a b c |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
167 |
to[i][0] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
168 |
to[i][1] = f1 + 1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
169 |
to[i][2] = f2; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
170 |
} else { // a b c d |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
171 |
to[i][0] = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
172 |
to[i][1] = f1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
173 |
to[i][2] = f2; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
174 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
175 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
176 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
177 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
178 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
179 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
180 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
181 |
|
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
182 |
BoardArr2d.prototype.shiftLeft_mostly_unrolled = function(brd) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
183 |
var from = this.brd, to = brd.brd; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
184 |
for (var i = 3; i >= 0; i--) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
185 |
var f0 = from[i][0], f1 = from[i][1], f2 = from[i][2], f3 = from[i][3]; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
186 |
if (f3 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
187 |
if (f2 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
188 |
if (f1 === 0) { // a 0 0 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
189 |
f3 = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
190 |
f2 = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
191 |
} else { // a b 0 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
192 |
f3 = f1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
193 |
f2 = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
194 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
195 |
f1 = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
196 |
} else { // f2 !== 0 && f3 === 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
197 |
if (f1 === 0) { // a 0 b 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
198 |
f3 = f2; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
199 |
f2 = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
200 |
} else { // a b c 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
201 |
f3 = f2; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
202 |
f2 = f1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
203 |
f1 = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
204 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
205 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
206 |
f0 = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
207 |
} else { // f3 !== 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
208 |
if (f2 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
209 |
if (f1 === 0) { // a 0 0 b |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
210 |
f2 = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
211 |
} else { // a b 0 c |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
212 |
f2 = f1; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
213 |
f1 = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
214 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
215 |
f0 = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
216 |
} else { // f2 !== 0 && f3 !== 0 |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
217 |
if (f1 === 0) { // a 0 b c |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
218 |
f1 = f0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
219 |
f0 = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
220 |
} // else: a b c d |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
221 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
222 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
223 |
if (f2 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
224 |
to[i][0] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
225 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
226 |
to[i][2] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
227 |
to[i][3] = f3; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
228 |
continue; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
229 |
} |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
230 |
if (f1 === 0) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
231 |
to[i][0] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
232 |
to[i][1] = 0; |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
233 |
if (f2 === f3) { |
eb31d2025a1d
Initial implementation of board back-ends.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
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|
234 |
to[i][2] = 0; |
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235 |
to[i][3] = f3 + 1; |
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|
236 |
} else { |
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237 |
to[i][2] = f2; |
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238 |
to[i][3] = f3; |
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239 |
} |
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240 |
continue; |
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|
241 |
} |
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|
242 |
if (f2 === f3) { |
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243 |
to[i][0] = 0; |
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244 |
to[i][3] = f3 + 1; |
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245 |
if (f0 === f1) { |
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246 |
to[i][1] = 0; |
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|
247 |
to[i][2] = f1 + 1; |
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|
248 |
} else { |
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249 |
to[i][1] = f0; |
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250 |
to[i][2] = f1; |
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|
251 |
} |
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|
252 |
} else { |
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|
253 |
to[i][3] = f3; |
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|
254 |
if (f1 === f2) { |
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|
255 |
to[i][0] = 0; |
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256 |
to[i][1] = f0; |
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257 |
to[i][2] = f2 + 1; |
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|
258 |
} else { |
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|
259 |
to[i][0] = f0; |
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260 |
to[i][1] = f1; |
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|
261 |
to[i][2] = f2; |
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|
262 |
} |
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|
263 |
} |
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Initial implementation of board back-ends.
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|
264 |
} |
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parents:
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|
265 |
} |
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|
266 |
|
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|
267 |
|
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|
268 |
|
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|
269 |
//////////////////////////////////////////////////////////////// |
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270 |
// Board as properties. |
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271 |
//////////////////////////////////////////////////////////////// |
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|
272 |
|
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273 |
/* Create board as properties of object. |
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274 |
* Extract data from 'brd' (which is 2d array) if present. */ |
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|
275 |
function BoardObj(brd) { |
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|
276 |
if (brd) |
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|
277 |
this.brd = { aa: brd[0][0], ab: brd[0][1], ac: brd[0][2], ad: brd[0][3], |
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|
278 |
ba: brd[1][0], bb: brd[1][1], bc: brd[1][2], bd: brd[1][3], |
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|
279 |
ca: brd[2][0], cb: brd[2][1], cc: brd[2][2], cd: brd[2][3], |
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|
280 |
da: brd[3][0], db: brd[3][1], dc: brd[3][2], dd: brd[3][3] }; |
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|
281 |
else |
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Initial implementation of board back-ends.
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|
282 |
this.brd = { aa: 0, ab: 0, ac: 0, ad: 0, |
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parents:
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|
283 |
ba: 0, bb: 0, bc: 0, bd: 0, |
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parents:
diff
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|
284 |
ca: 0, cb: 0, cc: 0, cd: 0, |
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Initial implementation of board back-ends.
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parents:
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|
285 |
da: 0, db: 0, dc: 0, dd: 0 }; |
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Initial implementation of board back-ends.
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parents:
diff
changeset
|
286 |
} |
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|
287 |
BoardObj.arrMap = [["aa", "ab", "ac", "ad"], ["ba", "bb", "bc", "bd"], ["ca", "cb", "cc", "cd"], ["da", "db", "dc", "dd"]]; |
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parents:
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|
288 |
/* Doesn't designed to be efficient. */ |
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parents:
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|
289 |
BoardObj.prototype.get = function(i, j) { |
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parents:
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|
290 |
return this.brd[BoardObj.arrMap[i][j]]; |
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parents:
diff
changeset
|
291 |
} |
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Initial implementation of board back-ends.
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parents:
diff
changeset
|
292 |
/* Doesn't designed to be efficient. */ |
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parents:
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|
293 |
BoardObj.prototype.set = function(i, j, val) { |
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parents:
diff
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|
294 |
this.brd[BoardObj.arrMap[i][j]] = val; |
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parents:
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|
295 |
} |
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Initial implementation of board back-ends.
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diff
changeset
|
296 |
/* Return and optionally fill 2d board. |
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parents:
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|
297 |
* Doesn't designed to be efficient. */ |
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Initial implementation of board back-ends.
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parents:
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|
298 |
BoardObj.prototype.exportTo = function(brd) { |
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Initial implementation of board back-ends.
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parents:
diff
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|
299 |
brd = brd || [[],[],[],[]]; |
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Initial implementation of board back-ends.
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parents:
diff
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|
300 |
for (var i = 0; i < 4; i++) |
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Initial implementation of board back-ends.
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parents:
diff
changeset
|
301 |
for (var j = 0; j < 4; j++) |
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Initial implementation of board back-ends.
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parents:
diff
changeset
|
302 |
brd[i][j] = this.brd[4*i + j]; |
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Initial implementation of board back-ends.
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parents:
diff
changeset
|
303 |
return brd; |
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Initial implementation of board back-ends.
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parents:
diff
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|
304 |
} |