(svn r4282) -Cleanup: Re-arranged the ignore groups into a more readable arrangement

This commit is contained in:
celestar 2006-04-05 08:45:29 +00:00
parent 4acb8d5364
commit 4ccbf2d807

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@ -97,79 +97,80 @@ static byte PreferredPPPofTrackBitAtPCP[TRACK_END][DIAGDIR_END] = {
}; };
#undef PCP_NOT_ON_TRACK #undef PCP_NOT_ON_TRACK
#define NUM_IGNORE_GROUPS 3 #define NUM_IGNORE_GROUPS 3
#define NO_IGNORE 0xFF #define IGNORE_NONE 0xFF
/** In case we have a staight line, we place pylon only every two tiles, /** In case we have a staight line, we place pylon only every two tiles,
so there are certain tiles which we ignore. A straight line is found if so there are certain tiles which we ignore. A straight line is found if
we have exactly two preferred points.*/ we have exactly two PPPs. */
static byte IgnoredPCP[NUM_IGNORE_GROUPS][TLG_END][DIAGDIR_END] = { static byte IgnoredPCP[NUM_IGNORE_GROUPS][TLG_END][DIAGDIR_END] = {
{ /* Ignore group 1 */ { /* Ignore group 1, X and Y tracks */
{ /* X even, Y even */ { /* X even, Y even */
1 << DIR_N | 1 << DIR_S, IGNORE_NONE,
1 << DIR_NE | 1 << DIR_SW, 1 << DIR_NE | 1 << DIR_SW,
1 << DIR_NW | 1 << DIR_SE, 1 << DIR_NW | 1 << DIR_SE,
1 << DIR_W | 1 << DIR_E IGNORE_NONE
}, { /* X even, Y odd */ }, { /* X even, Y odd */
0xFF, IGNORE_NONE,
1 << DIR_E | 1 << DIR_W, IGNORE_NONE,
1 << DIR_NW | 1 << DIR_SE, 1 << DIR_NW | 1 << DIR_SE,
1 << DIR_NE | 1 << DIR_SW 1 << DIR_NE | 1 << DIR_SW
}, { /* X odd, Y even */ }, { /* X odd, Y even */
1 << DIR_NW | 1 << DIR_SE, 1 << DIR_NW | 1 << DIR_SE,
1 << DIR_NE | 1 << DIR_SW, 1 << DIR_NE | 1 << DIR_SW,
1 << DIR_N | 1 << DIR_S , IGNORE_NONE,
0xFF IGNORE_NONE
}, { /* X odd, Y odd */ }, { /* X odd, Y odd */
1 << DIR_NW | 1 << DIR_SE, 1 << DIR_NW | 1 << DIR_SE,
0xFF, IGNORE_NONE,
0xFF, IGNORE_NONE,
1 << DIR_NE | 1 << DIR_SW 1 << DIR_NE | 1 << DIR_SW
} }
}, },
{ /* Ignore group 2 */ { /* Ignore group 2, LEFT and RIGHT tracks */
{ {
1 << DIR_E | 1 << DIR_W, 1 << DIR_E | 1 << DIR_W,
1 << DIR_N | 1 << DIR_S, IGNORE_NONE,
0xFF, IGNORE_NONE,
1 << DIR_E | 1 << DIR_W 1 << DIR_E | 1 << DIR_W
}, { }, {
0xFF, IGNORE_NONE,
0xFF,
1 << DIR_N | 1 << DIR_S,
1 << DIR_N | 1 << DIR_S
}, {
0xFF,
1 << DIR_E | 1 << DIR_W, 1 << DIR_E | 1 << DIR_W,
1 << DIR_E | 1 << DIR_W, 1 << DIR_E | 1 << DIR_W,
1 << DIR_N | 1 << DIR_S IGNORE_NONE
}, { }, {
1 << DIR_N | 1 << DIR_S, IGNORE_NONE,
1 << DIR_N | 1 << DIR_S, 1 << DIR_E | 1 << DIR_W,
0xFF, 1 << DIR_E | 1 << DIR_W,
IGNORE_NONE
}, {
1 << DIR_E | 1 << DIR_W,
IGNORE_NONE,
IGNORE_NONE,
1 << DIR_E | 1 << DIR_W 1 << DIR_E | 1 << DIR_W
} }
}, },
{ /* Ignore group 3 */ { /* Ignore group 3, UPPER and LOWER tracks */
{ {
0xFF, 1 << DIR_N | 1 << DIR_S,
0xFF, 1 << DIR_N | 1 << DIR_S,
0xFF, IGNORE_NONE,
0xFF IGNORE_NONE
}, { }, {
0xFF, IGNORE_NONE,
0xFF, IGNORE_NONE,
1 << DIR_E | 1 << DIR_W, 1 << DIR_N | 1 << DIR_S,
0xFF 1 << DIR_N | 1 << DIR_S
}, { }, {
0xFF, IGNORE_NONE,
0xFF, IGNORE_NONE,
0xFF, 1 << DIR_N | 1 << DIR_S ,
0xFF 1 << DIR_N | 1 << DIR_S
}, { }, {
1 << DIR_E | 1 << DIR_W, 1 << DIR_N | 1 << DIR_S,
0xFF, 1 << DIR_N | 1 << DIR_S,
0xFF, IGNORE_NONE,
0xFF IGNORE_NONE
} }
} }
}; };