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dominos.pl
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#!/usr/bin/perl
##
# File : dominoes.pl
# Date : 29/march/2020
# Author : spjspj
# Purpose : To write a simulator for dominoes
##
use strict;
use LWP::Simple;
use POSIX qw(strftime);
my %domino_layout;
my $max_row = 0;
my $max_col = 0;
my $first_step = 1;
my $INVALID_ANGLE = -999;
my $current_count;
sub cleanup_falling
{
my $count_of_standing = $_ [0];
my $row = 0;
my $col = 0;
for ($row = 0; $row < $max_row; $row++)
{
for ($col = 0; $col < $max_col; $col++)
{
my $domino = get_domino ($row, $col);
if ($domino->{empty} == 0)
{
if ($domino->{falling} == 1)
{
$domino->{standing} = 0;
$domino->{falling} = 0;
$domino->{fallen} = 1;
print ("Cleaning up..:\n");
print_dom ($domino);
print ("Done cleaning up..:\n");
}
}
}
}
}
sub ok_to_hit
{
my $domino = $_ [0];
my $touched_domino = $_ [1];
my $ok = 1;
if ($touched_domino->{fallen} == 1)
{
$ok = 0;
}
if ($touched_domino->{empty} == 1)
{
$ok = 0;
}
if ($touched_domino->{current_count} =~ m/./ && ($touched_domino->{current_count} < $domino->{current_count} || $domino->{current_count} < $touched_domino->{current_count}))
{
print ("Comparing $ok : (touched vs domino)=($touched_domino->{id} vs $domino->{id})\n");
print_dom ($touched_domino);
print_dom ($domino);
$ok = 0;
}
print ("Final Comparing $ok : (touched vs domino)=($touched_domino->{id} vs $domino->{id})\n");
print_dom ($touched_domino);
print_dom ($domino);
return $ok;
}
sub next_step_in_simulation
{
my $row = 0;
my $col = 0;
my $past_current_count = $current_count;
for ($row = 0; $row < $max_row; $row++)
{
for ($col = 0; $col < $max_col; $col++)
{
my $domino = get_domino ($row, $col);
$current_count = count_standing_dominoes ();
if ($past_current_count != $current_count)
{
print (" Cleaning up 'cos $past_current_count > $current_count+5\n");
#cleanup_falling ($past_current_count);
$past_current_count = $current_count;
}
if ($domino->{empty} == 0)
{
print_dom ($domino);
}
if ($first_step)
{
if ($domino->{first})
{
$domino->{standing} = 0;
$domino->{falling} = 0;
$domino->{falling_direction} = 270;
$domino->{fallen} = 1;
my $touched_domino = get_domino ($row + 1, $col);
if ($touched_domino->{empty} == 0)
{
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
}
else
{
if ($domino->{falling} == 1)
{
print ("\n====================\nFalling!!\n");
print_dom ($domino);
print ("\n2nd Falling!!\n================\n");
if ($domino->{second_angle} == $INVALID_ANGLE)
{
if ($domino->{falling_direction} == 0)
{
my $touched_domino = get_domino ($row, $col + 1, 0);
if (ok_to_hit ($domino, $touched_domino))
{
print ("1stangle Hitting!!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
elsif ($domino->{falling_direction} == 45)
{
my $touched_domino = get_domino ($row - 1, $col + 1, 45);
if (ok_to_hit ($domino, $touched_domino))
{
print ("1stangle Hitting!!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
elsif ($domino->{falling_direction} == 90)
{
my $touched_domino = get_domino ($row - 1, $col, 90);
if (ok_to_hit ($domino, $touched_domino))
{
print ("1stangle Hitting!!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
elsif ($domino->{falling_direction} == 135)
{
my $touched_domino = get_domino ($row - 1, $col - 1, 135);
if (ok_to_hit ($domino, $touched_domino))
{
print ("1stangle Hitting!!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
elsif ($domino->{falling_direction} == 180)
{
my $touched_domino = get_domino ($row, $col - 1, 180);
if (ok_to_hit ($domino, $touched_domino))
{
print ("1stangle Hitting!!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
elsif ($domino->{falling_direction} == 225)
{
my $touched_domino = get_domino ($row + 1, $col - 1, 225);
print ("CHECKING for 225 angle.. !!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
if (ok_to_hit ($domino, $touched_domino))
{
print ("1stangle Hitting!!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
elsif ($domino->{falling_direction} == 270)
{
my $touched_domino = get_domino ($row + 1, $col, 270);
if (ok_to_hit ($domino, $touched_domino))
{
print ("1stangle Hitting!!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
elsif ($domino->{falling_direction} == 315)
{
my $touched_domino = get_domino ($row + 1, $col + 1, 315);
if (ok_to_hit ($domino, $touched_domino))
{
print ("1stangle Hitting!!\n");
print_dom ($touched_domino);
print ("2nd 1stangle Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 0);
}
}
}
if ($domino->{second_angle} != $INVALID_ANGLE)
{
print ("DUAL dominoes $domino->{angle}, $domino->{second_angle} from $domino->{id}");
if ($domino->{angle} == 0)
{
my $touched_domino = get_domino ($row, $col + 1, 0);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###11 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###11 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{angle} == 45)
{
my $touched_domino = get_domino ($row - 1, $col + 1, 45);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###11 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###11 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{angle} == 90)
{
my $touched_domino = get_domino ($row - 1, $col, 90);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###11 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###11 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{angle} == 135)
{
my $touched_domino = get_domino ($row - 1, $col - 1, 135);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###11 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###11 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{angle} == 180)
{
my $touched_domino = get_domino ($row, $col - 1, 180);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###11 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###11 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{angle} == 225)
{
my $touched_domino = get_domino ($row + 1, $col - 1, 225);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###11 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###11 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{angle} == 270)
{
my $touched_domino = get_domino ($row + 1, $col, 270);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###11 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###11 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{angle} == 315)
{
my $touched_domino = get_domino ($row + 1, $col + 1, 315);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###11 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###11 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
if ($domino->{second_angle} == 0)
{
my $touched_domino = get_domino ($row, $col + 1, 0);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###22 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###22 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{second_angle} == 45)
{
my $touched_domino = get_domino ($row - 1, $col + 1, 45);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###22 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###22 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{second_angle} == 90)
{
my $touched_domino = get_domino ($row - 1, $col, 90);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###22 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###22 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{second_angle} == 135)
{
my $touched_domino = get_domino ($row - 1, $col - 1, 135);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###22 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###22 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{second_angle} == 180)
{
my $touched_domino = get_domino ($row, $col - 1, 180);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###22 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###22 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{second_angle} == 225)
{
my $touched_domino = get_domino ($row + 1, $col - 1, 225);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###22 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###22 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{second_angle} == 270)
{
my $touched_domino = get_domino ($row + 1, $col, 270);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###22 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###22 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
elsif ($domino->{second_angle} == 315)
{
my $touched_domino = get_domino ($row + 1, $col + 1, 315);
if (ok_to_hit ($domino, $touched_domino))
{
print ("###22 angle ($row,$col) Hitting!!\n");
print_dom ($touched_domino);
print ("###22 2nd angle ($row,$col) Hitting!!\n");
$touched_domino->{standing} = 0;
$touched_domino->{falling} = 1;
$touched_domino->{current_count} = $current_count;
$touched_domino->{fallen} = 0;
set_falling_direction ($touched_domino, $domino, 1);
}
}
}
$domino->{standing} = 0;
$domino->{falling} = 0;
$domino->{fallen} = 1;
#cleanup_falling ();
}
}
}
#print_domino_field ();
}
}
sub count_standing_dominoes
{
my $row;
my $col;
my $count = 0;
for ($row = 0; $row < $max_row; $row++)
{
for ($col = 0; $col < $max_col; $col++)
{
my $domino = get_domino ($row, $col, 55555);
if ($domino->{standing} == 1)
{
if ($domino->{empty} == 0)
{
$count++;
}
}
}
}
return $count;
}
sub get_incident_direction
{
# The direction the first domino is falling
my $first_direction = $_ [0];
# The direction the second domino is standing
my $standing_direction = $_ [1];
$standing_direction = $standing_direction % 180;
#print (">>> $first_direction vs $standing_direction\n");
if ($first_direction == 0)
{
if ($standing_direction == 0) { return $INVALID_ANGLE; }
if ($standing_direction == 45) { return 315; }
if ($standing_direction == 90) { return 0; }
if ($standing_direction == 135) { return 45; }
}
elsif ($first_direction == 45)
{
if ($standing_direction == 0) { return 90; }
if ($standing_direction == 45) { return $INVALID_ANGLE; }
if ($standing_direction == 90) { return 0; }
if ($standing_direction == 135) { return 45; }
}
elsif ($first_direction == 90)
{
if ($standing_direction == 0) { return 90; }
if ($standing_direction == 45) { return 135; }
if ($standing_direction == 90) { return $INVALID_ANGLE; }
if ($standing_direction == 135) { return 45; }
}
elsif ($first_direction == 135)
{
if ($standing_direction == 0) { return 90; }
if ($standing_direction == 45) { return 135; }
if ($standing_direction == 90) { return 180; }
if ($standing_direction == 135) { return $INVALID_ANGLE; }
}
elsif ($first_direction == 180)
{
if ($standing_direction == 0) { return $INVALID_ANGLE; }
if ($standing_direction == 45) { return 135; }
if ($standing_direction == 90) { return 180; }
if ($standing_direction == 135) { return 225; }
}
elsif ($first_direction == 225)
{
if ($standing_direction == 0) { return 270; }
if ($standing_direction == 45) { return $INVALID_ANGLE; }
if ($standing_direction == 90) { return 180; }
if ($standing_direction == 135) { return 225; }
}
elsif ($first_direction == 270)
{
if ($standing_direction == 0) { return 270; }
if ($standing_direction == 45) { return 315; }
if ($standing_direction == 90) { return $INVALID_ANGLE; }
if ($standing_direction == 135) { return 225; }
}
elsif ($first_direction == 315)
{
if ($standing_direction == 0) { return 270; }
if ($standing_direction == 45) { return 315; }
if ($standing_direction == 90) { return 0; }
if ($standing_direction == 135) { return $INVALID_ANGLE; }
}
return $INVALID_ANGLE;
}
sub set_falling_direction
{
my $touched_domino = $_ [0];
my $domino = $_ [1];
my $use_second_angle = $_ [2];
if ($use_second_angle == 0)
{
my $new_falling_direction = get_incident_direction ($domino->{falling_direction}, $touched_domino->{angle});
$touched_domino->{falling} = 1;
print ("\n==***=====\nIn set falling direction (from get_incident_direction ($domino->{falling_direction}, $touched_domino->{angle})):\n");
print_dom ($touched_domino);
$touched_domino->{falling_direction} = $new_falling_direction;
print_dom ($touched_domino);
print ("\n==***=====\n\n");
print_domino_field ();
}
elsif ($use_second_angle == 1 && $domino->{second_angle} >= 0)
{
my $new_falling_direction = get_incident_direction ($domino->{second_angle}, $touched_domino->{angle});
$touched_domino->{falling} = 1;
print ("\n==***=====\n##22 In set falling direction (from get_incident_direction ($domino->{falling_direction}, $touched_domino->{angle})):\n");
print_dom ($touched_domino);
$touched_domino->{falling_direction} = $new_falling_direction;
print_dom ($touched_domino);
print ("\n==***=====\n\n");
print_domino_field ();
}
}
sub print_dom
{
my $dom = $_ [0];
#print ("INFO FOR domino $dom->{id}=id,$dom->{current_count}=current_count, $dom->{second_angle}=second_angle,$dom->{first}=first, $dom->{angle}=angle, $dom->{standing}=standing, $dom->{falling}=falling, $dom->{falling_direction}=falling_direction, $dom->{second_falling_direction}=second_falling_direction, $dom->{fallen}=fallen, $dom->{empty}=empty, $dom->{row}=row, $dom->{col}=col, $dom->{single}=single, $dom->{second_angle}=second_angle\n");
}
sub get_domino
{
my $row = $_ [0];
my $col = $_ [1];
my $angle_from = $_ [2];
if (exists ($domino_layout {"$row,$col"}))
{
my $dom = $domino_layout {"$row,$col"};
if ($dom->{id} == 240)
{
#print_dom ($dom);;
}
if ($dom->{second_angle} > -1)
{
#print ("Found domino: $dom->{id} which was $row,$col and had $dom->{second_angle} of second_angle and is falling?$dom->{falling} fallen?$dom->{fallen}\n");
}
return $domino_layout {"$row,$col"};
}
my %empty_domino;
$empty_domino {empty} = 1;
return \%empty_domino;
}
sub print_domino_field
{
my $row;
my $col;
my $count = 0;
my $num_doms = 0;
print ("==============================\n");
# print ("0 2 4 6 8 0 2 4 6 8 0 2 4 6 8 0 2 4 6 8 0\n");
# for ($row = 0; $row < $max_row; $row++)
# {
# for ($col = 0; $col < $max_col; $col++)
# {
# $num_doms ++;
# my $domino = get_domino ($row, $col);
# if ($domino->{empty} == 1)
# {
# print (".");
# }
# elsif ($domino->{standing} == 1)
# {
# print ("S");
# }
# elsif ($domino->{falling} == 1)
# {
# print ("F");
# }
# elsif ($domino->{fallen} == 1)
# {
# print ("*");
# }
# }
# print (" (Total doms = $num_doms)\n");
# }
# print ("+++++++++++++++\n");
for ($row = 0; $row < $max_row; $row++)
{
for ($col = 0; $col < $max_col; $col++)
{
my $domino = get_domino ($row, $col);
if ($domino->{empty} == 1)
{
print (".");
}
else
{
if ($domino->{falling} == 1)
{
print ("F");
}
elsif ($domino->{fallen} == 1)
{
print ("*");
}
else
{
if ($domino->{angle} == 0)
{
print ("-");
}
elsif ($domino->{angle} == 45)
{
print ("/");
}
elsif ($domino->{angle} == 90)
{
print ("|");
}
elsif ($domino->{angle} == 135)
{
print ("\\");
}
if ($domino->{second_angle} == 45)
{
print ("/");
}
elsif ($domino->{second_angle} == 135)
{
print ("\\");
}
elsif ($domino->{second_angle} == 215)
{
print ("\\");
}
elsif ($domino->{second_angle} == 315)
{
print ("\\");
}
}
}
}
print ("\n");
}
print ("==============================\n");
}
# Main
{
my $file = "";
my $row = 0;
my $col = 0;
my $STEP_COUNTER = 0;
$file = $ARGV [0];
$file = "./dominoes.txt";
$file = $ARGV [0];
my $ID = 0;
open FILE, "$file";
while (<FILE>)
{
chomp $_;
my $line = $_;
while ($line =~ s/^(.)//)
{
my %domino;
my $char = $1;
$domino{id} = $ID;
$domino{first} = 0;
$domino{angle} = 0;
$domino{standing} = 1;
$domino{falling} = 0;
$domino{falling_direction} = 0;
$domino{second_falling_direction} = $INVALID_ANGLE;
$domino{fallen} = 0;
$domino{empty} = 1;
$domino{row} = $row;
$domino{col} = $col;
$domino{single} = 1;
$domino{second_angle} = $INVALID_ANGLE;
if ($char ne " ")
{
$domino{empty} = 0;
}
if ($char =~ m/^\*$/)
{
$domino{first} = 1;
}
if ($char =~ m/^\-$/)
{
$domino{angle} = 0;
}
if ($char =~ m/^\/$/)
{
$domino{angle} = 45;
}
if ($char =~ m/^\|$/)
{
$domino{angle} = 90;
}
if ($char =~ m/^\\$/)
{
$domino{angle} = 135;
}
if ($char =~ m/^[\^>v<]$/)
{
$domino{single} = 0;
if ($char =~ m/^[\^]$/)
{
$domino{angle} = 45;
$domino{second_angle} = 135;
print ("FOUND second_angle $domino{id} for 135\n");
}
if ($char =~ m/^>$/)
{
$domino{angle} = 45;
$domino{second_angle} = 315;
print ("FOUND second_angle $domino{id} for 315\n");
}
if ($char =~ m/^v$/)
{
$domino{angle} = 225;
$domino{second_angle} = 315;
print ("FOUND second_angle $domino{id} for 315\n");
}
if ($char =~ m/^<$/)
{
$domino{angle} = 135;
$domino{second_angle} = 225;
print ("FOUND second_angle $domino{id} for 225\n");
}
}
$domino_layout{"$row,$col"} = \%domino;
#print ("$row,$col >> $domino{angle} (empty=$domino{empty})\n");
$col++;
if ($max_col < $col)
{
$max_col = $col;
}
if ($ID == 240)
{
#print_dom (\%domino);
}
$ID++;
}
$row++;
if ($max_row < $row)
{
$max_row = $row;
}
$col = 0;
}
my $test_condition = 1;
my $previous_dominoes_standing = 0;
my $dominoes_standing = 0;
my $past_count = count_standing_dominoes ();
print ("Step counter: $STEP_COUNTER - saw $past_count dominoes standing\n");
while ($test_condition)
{
print_domino_field ();
next_step_in_simulation ();
$current_count = count_standing_dominoes ();
if ($current_count == $past_count)
{
$test_condition = 0;
}
$past_count = $current_count;
$first_step = 0;
$STEP_COUNTER ++;
print ("Step counter: $STEP_COUNTER - saw $current_count dominoes standing ($current_count vs $past_count)\n");
}
}