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lpst.pl - calc_move() and apply_shift() allow us to calculate which cells pieces move to

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gashapwn 2021-04-04 05:24:38 +00:00
parent d3cb948956
commit 15f96766da
1 changed files with 70 additions and 5 deletions
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75
lpst.pl
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@ -13,7 +13,8 @@ my $HEX_1 = '-/--\-';
my $HEX_2 = '| __ |';
my $HEX_3 = '| |';
my $SHADE_CHR = chr(0x2592);
my $XBOX_CHR = chr(0x2573);
my $SHADE_CHR = chr(0x2591);
my $ALT_US = chr(0x2017);
my $ALT_PIPE = chr(0x2016);
@ -82,7 +83,15 @@ my %AXIS_RV = map {
# -1 -1
#
# [Row mvoe, Diag move]
# ODD
# UP: 0, +1
# DOWN: -1, -1
# EVEN
# UP: +1, +1
# DOWN: +0, -1
# [Row move, Diag move]
my %MOVE = (
$MG_A => [
@ -407,6 +416,16 @@ sub disp_board(){
printf("%s", $b);
}
sub cell_index_rev($$){
return $AXIS_RV{$_[0]}.$_[1];
}
@ -416,6 +435,49 @@ sub cell_index($){
return ($AXIS{$chr1}, $chr2);
}
sub apply_shift($$){
my ($not, $my_shift) = (shift, shift);
my $r0;
my $c0;
($r0, $c0) = cell_index($not);
$r0 += $my_shift->[0];
$c0 += $my_shift->[1];
die "cell index [$r0, $c0]: out of bound exception" if $r0 > 11 or $c0 > 11 or $r0 < 1 or $c0 < 1;
return cell_index_rev($r0, $c0);
}
sub calc_move($$){
my ($not, $mov) = (shift, shift);
my $r0;
my $c0;
my $x_shift;
my $y_shift;
my $n0;
my $ni;
($r0, $c0) = cell_index($not);
# Calc y_shift
$y_shift = $mov->[1];
# Calc x_shift
$x_shift = $mov->[0];
# make adjustment
$ni = ($y_shift / ($y_shift * -1));
$ni *= -1;
$n0 = ($r0 + 1) % 2;
$x_shift += int(($y_shift + ($n0 * $ni)) / 2);
return apply_shift($not, [$x_shift, $y_shift]);
}
# Main starts here!
binmode(STDOUT, ":utf8");
@ -432,10 +494,13 @@ binmode(STDOUT, ":utf8");
$AXIS_RV{$_}
}(1...11);
$board{"F5"} = $P1.$DIV.$MG_QS;
my $m1 = "F4";
my $c1 = $MG_A;
$board{$m1} = $P1.$DIV.$c;
for my $mv in $MOVE{}
printf("%s\n", calc_move($m1, [-2,-2]));
# printf("%s\n", calc_move($m1, [-6,6]));
disp_board();
# disp_0("C1");
# printf(">>%s, %s\n", cell_index("C1"));