php/skripty/fce.php

   1 <?php
   2 //This will draw the ASCII neverending sinus curve.
   3 //Writen by (c) Harvie in 2oo6
   4 //This is script for PHP CLI (Not WebPage).
   5 //You can port it to web by replacing "/n" by "<br>/n"
   6
   7 //Settings:
   8 $start = 0;     //0 //First X
   9 $step = 0.1;    //0.1 //Increase X on every line by this number
  10 $reset = 6.2; //When X >= reset, then it will be reseted to zero
  11 $zoom = 1;      //1 //This will repeat every line few times
  12 $sleep = "15000";   //15000 - Wait between lines in microseconds
  13 $line = (" ");     // " " // ":" //chr ( 176 ) //This is the string, that will be repeated from display start to the curve (curve inlay).
  14 $endline = ("+\n"); // "#\n" // ".\n" //chr ( 219 )."\n" //This is the string, that will be printed at end of every line (curve outline).
  15
  16 //Function:
  17 //You can specify yours function here:
  18 function func($x) {
  19
  20 $offset = 1.1;    //1.1 //1 //0 -> Zero offset will draw only half of sin curve.
  21 $width = 35;     //20 //35 //40 //This will stretch every line.
  22
  23 $y = ( (sin($x) + $offset) * $width );
  24 //echo("Debug: ".$x." ".$y." "); //Debug
  25 return ($y);
  26
  27 }
  28
  29 //Code:
  30 echo ("[SinusCurve]-[c][Harvie][2oo6]\n\n");
  31 echo ("0|                                           y\n");
  32 echo ("-|--------------------------------------------->\n");
  33 echo ("x|\n");
  34 echo (" V\n\n");
  35
  36 sleep(2);
  37
  38 $pos = $start;
  39 while(1) {
  40
  41   usleep($sleep); //Wait in microseconds
  42
  43   $znaku = func($pos);
  44
  45   $zoom2 = $zoom;
  46   while ($zoom2 > 0) {
  47
  48     $znaku2 = round($znaku); //It looks better after round ;)
  49     while ($znaku2 > 0) {
  50       echo $line;
  51       $znaku2 = ($znaku2 - 1);
  52     }
  53     //echo(" ".$pos); //Debug
  54     echo ($endline);
  55
  56     $zoom2 = ($zoom2 - 1);
  57   }
  58
  59   $pos = ($pos + $step);
  60   if ($pos >= $reset) {
  61     $pos = 0;
  62   }
  63
  64 }
  65 ?>