<?php
    $f=file("asciivfd.txt");
    $fpOut=fopen("vfdascii.h","w");
    fwrite($fpOut,"unsigned char  vfdchars[] PROGMEM={\n");
    for ($i=0; $i < count($f); $i++)
    {
        $line=$f[$i];
        if (preg_match("/(.) ([-abcdefghjkmnps12r]+)/",$line,$m))
        {
            //print_r($m);
            $v=0;
            $w=0;
            $c=$m[1];
            for ($j=0; $j < strlen($m[2]);$j++)
            {
                switch($m[2][$j])
                {
                    case 'a': $v|=1; break;
                    case 'b': $v|=2; break;
                    case 'c': $v|=4; break;
                    case 'd': $v|=8; break;
                    case 'e': $v|=16; break;
                    case 'f': $v|=32; break;
                    case 'g': $v|=64; break;
                    case 'h': $v|=128; break;
                    case 'j': $w|=1; break; 
                    case 'k': $w|=2; break; 
                    case 'm': $w|=4; break; 
                    case 'n': $w|=8; break; 
                    case 'p': $w|=16; break;
                    case 's': 
                        $j++;
                        if ($m[2][$j]=='1')
                            $w|=64;
                        if ($m[2][$j]=='2')
                            $w|=128;
                        break;
                    case 'r': $w|=32; break;
                }
            }
            fwrite($fpOut,"$v,$w, //$i $c\n");
        }
        else
        {
            fwrite($fpOut, "0, 0, //line $i doesn't match pattern ($line)\n");
            echo "line $i doesn't match pattern ($line)\n";
        }
    }
    fwrite($fpOut, "};\n");

?>