| 1 | <?php\r |
| 2 | //This will draw the ASCII neverending sinus curve.\r |
| 3 | //Writen by (c) Harvie in 2oo6\r |
| 4 | //This is script for PHP CLI (Not WebPage).\r |
| 5 | //You can port it to web by replacing "/n" by "<br>/n"\r |
| 6 | \r |
| 7 | //Settings:\r |
| 8 | $start = -3; //0 //First X\r |
| 9 | $zero = 0; //Zero line\r |
| 10 | $stop = 0.5; //Last X\r |
| 11 | $step = 0.1; //0.1 //Increase X on every line by this number\r |
| 12 | $reset = "0"; //When X >= reset, then it will be reseted to $resetto (use "" to disable reset).\r |
| 13 | $resetto = "0.1"; //$resetto\r |
| 14 | $zoom = 1; //1 //This will repeat every line few times\r |
| 15 | $sleep = "15000"; //15000 - Wait between lines in microseconds\r |
| 16 | $line = (" "); // " " // ":" //chr ( 176 ) //This is the string, that will be repeated from display start to the curve (curve inlay).\r |
| 17 | $endline = ("+\n"); // "#\n" // ".\n" //chr ( 219 )."\n" //This is the string, that will be printed at end of every line (curve outline).\r |
| 18 | \r |
| 19 | //Function:\r |
| 20 | //You can specify your function here:\r |
| 21 | function func($x) {\r |
| 22 | \r |
| 23 | $offset = 20; //1.1 //1 //0 -> Zero offset will draw only half of sin curve.\r |
| 24 | $width = 1; //20 //35 //40 //This will stretch every line.\r |
| 25 | \r |
| 26 | $y = ( ( (3 / $x) + $offset) * $width );\r |
| 27 | //echo("Debug: ".$x." ".$y." "); //Debug\r |
| 28 | return ($y);\r |
| 29 | \r |
| 30 | }\r |
| 31 | \r |
| 32 | //Code:\r |
| 33 | echo ("[SinusCurve]-[c][Harvie][2oo6]\n\n");\r |
| 34 | echo (" | y\n");\r |
| 35 | echo ("-|--------------------------------------------->\n");\r |
| 36 | echo ("x|\n");\r |
| 37 | echo (" V\n\n");\r |
| 38 | \r |
| 39 | sleep(2);\r |
| 40 | \r |
| 41 | //Set x to $start:\r |
| 42 | $pos = $start;\r |
| 43 | \r |
| 44 | //Drawing:\r |
| 45 | while(1) {\r |
| 46 | \r |
| 47 | //usleep($sleep); //Wait in microseconds\r |
| 48 | \r |
| 49 | $znaku = func($pos);\r |
| 50 | \r |
| 51 | $zoom2 = $zoom;\r |
| 52 | while ($zoom2 > 0) {\r |
| 53 | \r |
| 54 | $znaku2 = round($znaku); //It looks better after round ;)\r |
| 55 | while ($znaku2 > 0) {\r |
| 56 | echo $line;\r |
| 57 | $znaku2 = ($znaku2 - 1);\r |
| 58 | }\r |
| 59 | //echo(" ".$pos); //Debug\r |
| 60 | echo ($endline);\r |
| 61 | \r |
| 62 | $zoom2 = ($zoom2 - 1);\r |
| 63 | }\r |
| 64 | \r |
| 65 | //Draw: Y axis:\r |
| 66 | //echo(" ".$pos."\n"); //Debug\r |
| 67 | if ($pos == $zero) {\r |
| 68 | echo("-+------------------------------------------------------------>\n");\r |
| 69 | }\r |
| 70 | \r |
| 71 | //Increase X:\r |
| 72 | $pos = ($pos + $step);\r |
| 73 | \r |
| 74 | //Reset (for neverending curves, etc...):\r |
| 75 | if ( ($pos >= $reset) && ($reset != "") ) {\r |
| 76 | $pos = $resetto;\r |
| 77 | }\r |
| 78 | \r |
| 79 | //Stop if $stop is reached:\r |
| 80 | if ($pos > $stop) {\r |
| 81 | die();\r |
| 82 | }\r |
| 83 | \r |
| 84 | }\r |
| 85 | ?>\r |