function just_for_fun() { $moo = <<<EOT (__) (oo) /------\\/ / | || * /\\---/\\ ~~ ~~ EOT; $cv = caca_create_canvas(0, 0); caca_set_color_ansi($cv, CACA_LIGHTBLUE, CACA_DEFAULT); caca_import_string($cv, $moo, "text"); for ($j = 0; $j < caca_get_canvas_height($cv); $j++) { for ($i = 0; $i < caca_get_canvas_width($cv); $i += 2) { caca_set_color_ansi($cv, caca_rand(1, 10) > 5 ? CACA_LIGHTBLUE : CACA_WHITE, CACA_DEFAULT); $a = caca_get_attr($cv, -1, -1); caca_put_attr($cv, $i, $j, $a); caca_put_attr($cv, $i + 1, $j, $a); } } caca_set_canvas_size($cv, 18, 6); caca_set_color_ansi($cv, CACA_LIGHTGREEN, CACA_DEFAULT); caca_put_str($cv, 14, 0, "Moo!"); caca_set_color_ansi($cv, CACA_LIGHTRED, CACA_DEFAULT); caca_put_char($cv, 14, 1, hexdec("2765")); //U+2765 caca_put_char($cv, 16, 1, hexdec("2764")); //U+2764 echo caca_export_string($cv, "html3"); }
function pig() { $pig_str = <<<EOT _._ _..._ .-', _.._(`)) '-. ` ' /-._.-' ',/ ) \\ '. / _ _ | \\ | a a / PHP | \\ .-. ; '-('' ).-' ,' ; '-; | .' \\ \\ / | 7 .__ _.-\\ \\ | | | ``/ /` / jgs /,_| | /,_/ / /,_/ '`-' EOT; $canvas = caca_create_canvas(0, 0); caca_set_color_ansi($canvas, CACA_RED, CACA_WHITE); caca_import_string($canvas, $pig_str, "text"); caca_set_color_ansi($canvas, CACA_BLUE, CACA_LIGHTGRAY); caca_put_str($canvas, 0, 0, "Я люблю Либкаку"); return $canvas; }
function show_figlet($str, $font) { $cv = caca_create_canvas(0, 0); if (!caca_canvas_set_figfont($cv, $font)) { return false; } $chars = unistr_to_ords($str); $color = 0; foreach ($chars as $c) { caca_set_color_ansi($cv, 1 + ($color += 1) % 13, CACA_WHITE); caca_put_figchar($cv, $c); } echo caca_export_string($cv, "html3"); }
function main() { global $argc, $argv; $cols = 0; $lines = 0; $font_width = 6; $font_height = 10; $format = NULL; $dither = NULL; $gamma = $brightness = $contrast = -1.0; $long_options = array("width:" => 'W', "height:" => 'H', "font-width:" => 'x', "font-height:" => 'y', "format:" => 'f', "dither:" => 'd', "gamma:" => 'g', "brightness:" => 'b', "contrast:" => 'c', "help" => 'h', "version" => 'v'); try { while ($opt_and_arg = mygetopt("W:H:f:d:g:b:c:hvx:y:", array_keys($long_options))) { $opt = $opt_and_arg[0]; $arg = $opt_and_arg[1]; if (substr($opt, 0, 2) == '--' && array_key_exists(substr($opt, strlen('--')) . ($arg !== NULL ? ':' : ''), $long_options)) { $opt = '-' . $long_options[substr($opt, strlen('--')) . ($arg !== NULL ? ':' : '')]; } switch ($opt) { case '-W': /* --width */ $cols = intval($arg); break; case '-H': /* --height */ $lines = intval($arg); break; case '-x': /* --width */ $font_width = intval($arg); break; case '-y': /* --height */ $font_height = intval($arg); break; case '-f': /* --format */ $format = $arg; break; case '-d': /* --dither */ $dither = $arg; break; case '-g': /* --gamma */ $gamma = floatval($arg); break; case '-b': /* --brightness */ $brightness = floatval($arg); break; case '-c': /* --contrast */ $contrast = floatval($arg); break; case '-h': /* --help */ usage($argc, $argv); return 0; case '-v': /* --version */ version(); return 0; default: return 1; } } } catch (MygetoptException $e) { fprintf(STDERR, "%s", $argv[0] . ": " . $e->getMessage() . "\n"); usage($argc, $argv); return 2; } if ($argc != 2) { fprintf(STDERR, "%s: wrong argument count\n", $argv[0]); usage($argc, $argv); return 1; } $cv = caca_create_canvas(0, 0); if (!$cv) { fprintf(STDERR, "%s: unable to initialise libcaca\n", $argv[0]); return 1; } $i_str = file_get_contents($argv[$argc - 1]); $i = $i_str ? imagecreatefromstring($i_str) : NULL; if (!$i) { fprintf(STDERR, "%s: unable to load %s\n", $argv[0], $argv[$argc - 1]); return 1; } /* Assume a 6×10 font */ if (!$cols && !$lines) { $cols = 60; $lines = $cols * imagesy($i) * $font_width / imagesx($i) / $font_height; } else { if ($cols && !$lines) { $lines = $cols * imagesy($i) * $font_width / imagesx($i) / $font_height; } else { if (!$cols && $lines) { $cols = $lines * imagesx($i) * $font_height / imagesy($i) / $font_width; } } } caca_set_canvas_size($cv, $cols, $lines); caca_set_color_ansi($cv, CACA_DEFAULT, CACA_TRANSPARENT); caca_clear_canvas($cv); $i_dither = caca_create_dither($i); if (!caca_set_dither_algorithm($i_dither, $dither ? $dither : "fstein")) { fprintf(STDERR, "%s: Can't dither image with algorithm '%s'\n", $argv[0], $dither ? $dither : "fstein"); return -1; } if ($brightness != -1) { caca_set_dither_brightness($i_dither, $brightness); } if ($contrast != -1) { caca_set_dither_contrast($i_dither, $contrast); } if ($gamma != -1) { caca_set_dither_gamma($i_dither, $gamma); } caca_dither_bitmap($cv, 0, 0, $cols, $lines, $i_dither, $i); $export = caca_export_string($cv, $format ? $format : "ansi"); if (!$export) { fprintf(STDERR, "%s: Can't export to format '%s'\n", $argv[0], $format ? $format : "ansi"); return -1; } else { echo $export; } return 0; }
caca_put_str($cv, 1, 9, "░░░░░░░░░░░░░░░░░░░░░░░░░░░░░"); caca_put_str($cv, 1, 10, "▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒"); caca_put_str($cv, 1, 11, "▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓"); caca_put_str($cv, 1, 12, "█████████████████████████████"); caca_set_color_ansi($cv, CACA_LIGHTGREEN, CACA_LIGHTRED); caca_put_str($cv, 36, 8, "█████████████████████████████"); caca_put_str($cv, 36, 9, "▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓"); caca_put_str($cv, 36, 10, "▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒"); caca_put_str($cv, 36, 11, "░░░░░░░░░░░░░░░░░░░░░░░░░░░░░"); caca_put_str($cv, 36, 12, " "); caca_set_color_ansi($cv, CACA_WHITE, CACA_BLUE); caca_put_str($cv, 1, 14, "Double width characters"); caca_set_color_ansi($cv, CACA_LIGHTRED, CACA_TRANSPARENT); caca_put_str($cv, 1, 15, "| ドラゴン ボーレ |"); caca_set_color_ansi($cv, CACA_DEFAULT, CACA_TRANSPARENT); caca_put_str($cv, 1, 16, "| ()()()() ()()() |"); caca_set_color_ansi($cv, CACA_YELLOW, CACA_TRANSPARENT); caca_put_str($cv, 1, 17, "| ドラゴン"); caca_put_str($cv, 12, 17, "ボーレ |"); caca_set_color_ansi($cv, CACA_DEFAULT, CACA_TRANSPARENT); caca_put_str($cv, 1, 18, "If the three lines do not have the same length, there is a bug somewhere."); caca_put_str($cv, 1, 20, "CP437 glyphs: ☺ ☻ ♥ ♦ ♣ ♠ • ◘ ○ ◙ ♂ ♀ ♪ ♫ ☼ ► ◄ ↕ ‼ ¶ § ▬ ↨ ↑ ↓ → ← ∟ ↔ ▲ ▼"); caca_put_str($cv, 1, 21, "more CP437: α ß Γ π Σ σ µ τ Φ Θ Ω δ ∞ φ ε ∩ ≡ ± ≥ ≤ ⌠ ⌡ ÷ ≈ ° ∙ · √ ⁿ ² ■"); caca_put_str($cv, 1, 22, "drawing blocks: ███ ▓▓▓ ▒▒▒ ░░░ ▀ ▄ ▌ ▐ █ ▖ ▗ ▘ ▝ ▚ ▞ ▙ ▛ ▜ ▟ ─ │ ┌ ┐ └ ┘ ├ ┤"); caca_put_str($cv, 1, 23, "more drawing: ┬ ┴ ┼ ═ ║ ╒ ╓ ╔ ╕ ╖ ╗ ╘ ╙ ╚ ╛ ╜ ╝ ╞ ╟ ╠ ╡ ╢ ╣ ╤ ╥ ╦ ╧ ╨ ╩ ╪ ╫ ╬"); caca_put_str($cv, 1, 24, "misc Unicode: ● ☭ ☮ ☯ ♔ ♛ ♙ ♞ ⚒ ⚓ ⚠"); echo caca_export_string($cv, "html3"); ?> </body> </html>
function setColorANSI($foreground, $background) { return caca_set_color_ansi($this->cv, $foreground, $background); }
function main() { global $file, $filename; global $argc, $argv; global $stderr; $cols = 0; $lines = 0; $font_width = 6; $font_height = 10; $format = NULL; $dither = NULL; $gamma = $brightness = $contrast = -1.0; $long_options = array("width:" => 'W', "height:" => 'H', "font-width:" => 'x', "font-height:" => 'y', "format:" => 'f', "dither:" => 'd', "gamma:" => 'g', "brightness:" => 'b', "contrast:" => 'c', "help" => 'h', "version" => 'v'); try { while ($opt_and_arg = mygetopt("W:H:f:d:g:b:c:hvx:y:", array_keys($long_options))) { $opt = $opt_and_arg[0]; $arg = $opt_and_arg[1]; if (substr($opt, 0, 2) == '--' && array_key_exists(substr($opt, strlen('--')) . ($arg !== NULL ? ':' : ''), $long_options)) { $opt = '-' . $long_options[substr($opt, strlen('--')) . ($arg !== NULL ? ':' : '')]; } switch ($opt) { case '-W': /* --width */ $cols = intval($arg); break; case '-H': /* --height */ $lines = intval($arg); break; case '-x': /* --width */ $font_width = intval($arg); break; case '-y': /* --height */ $font_height = intval($arg); break; case '-f': /* --format */ $format = $arg; break; case '-d': /* --dither */ $dither = $arg; break; case '-g': /* --gamma */ $gamma = floatval($arg); break; case '-b': /* --brightness */ $brightness = floatval($arg); break; case '-c': /* --contrast */ $contrast = floatval($arg); break; case '-h': /* --help */ usage($argc, $argv); return 0; case '-v': /* --version */ version(); return 0; default: return 1; } } } catch (MygetoptException $e) { $stderr .= $argv[0] . ": " . $e->getMessage() . "\n"; usage($argc, $argv); return 2; } if (!$file && $argc == 2 && $argv[1] == 'logo-caca.png') { $file = 'logo-caca.png'; $argc = 1; } else { if ($filename && $file && $argc == 2 && strtolower(basename($argv[1])) == strtolower(basename($filename))) { $argc = 1; } } if ($argc == 2) { $stderr .= sprintf("%s: image not found\n", $argv[1]); return 1; } if ($argc > 2) { $stderr .= sprintf("%s: too many arguments\n", $argv[0]); usage($argc, $argv); return 1; } if (!$file) { $stderr .= sprintf("%s: no image was provided\n", $argv[0]); usage($argc, $argv); return 1; } $cv = caca_create_canvas(0, 0); if (!$cv) { $stderr .= sprintf("%s: unable to initialise libcaca\n", $argv[0]); return 1; } $i_str = $file ? file_get_contents($file) : NULL; $i = $i_str ? imagecreatefromstring($i_str) : NULL; if (!$i) { $stderr .= sprintf("%s: unable to load %s\n", $argv[0], $filename); return 1; } /* Assume a 6×10 font */ if (!$cols && !$lines) { $cols = 60; $lines = $cols * imagesy($i) * $font_width / imagesx($i) / $font_height; } else { if ($cols && !$lines) { $lines = $cols * imagesy($i) * $font_width / imagesx($i) / $font_height; } else { if (!$cols && $lines) { $cols = $lines * imagesx($i) * $font_height / imagesy($i) / $font_width; } } } caca_set_canvas_size($cv, $cols, $lines); caca_set_color_ansi($cv, CACA_DEFAULT, CACA_TRANSPARENT); caca_clear_canvas($cv); $i_dither = caca_create_dither($i); if (!caca_set_dither_algorithm($i_dither, $dither ? $dither : "fstein")) { $stderr .= sprintf("%s: Can't dither image with algorithm '%s'\n", $argv[0], $dither ? $dither : "fstein"); return -1; } if ($brightness != -1) { caca_set_dither_brightness($i_dither, $brightness); } if ($contrast != -1) { caca_set_dither_contrast($i_dither, $contrast); } if ($gamma != -1) { caca_set_dither_gamma($i_dither, $gamma); } caca_dither_bitmap($cv, 0, 0, $cols, $lines, $i_dither, $i); $format = $format ? $format : 'html'; $export = caca_export_string($cv, $format); if (!$export) { $stderr .= sprintf("%s: Can't export to format '%s'\n", $argv[0], $format); return -1; } else { $content_type_map = array('ansi' => 'text/plain; charset=CP437', 'utf8' => 'text/plain; charset=UTF-8', 'utf8cr' => 'text/plain; charset=UTF-8', 'html' => 'text/html; charset=UTF-8', 'html3' => 'text/html; charset=UTF-8', 'bbfr' => 'text/plain; charset=UTF-8', 'irc' => 'text/plain; charset=UTF-8', 'ps' => 'application/postscript', 'svg' => 'image/svg+xml', 'tga' => 'image/x-targa'); $download_extension_map = array('caca' => 'caca', 'ansi' => 'txt', 'utf8' => 'txt', 'utf8cr' => 'txt', 'irc' => 'txt', 'tga' => 'tga'); $inline_extension_map = array('bbfr' => 'txt', 'ps' => 'ps', 'svg' => 'svg'); if (!array_key_exists($format, $content_type_map)) { $content_type = 'application/octet-stream'; } else { $content_type = $content_type_map[$format]; } header('Content-Type: ' . $content_type); if (array_key_exists($format, $download_extension_map)) { header('Content-Disposition: attachment; filename=export.' . $download_extension_map[$format]); } else { if (array_key_exists($format, $inline_extension_map)) { header('Content-Disposition: inline; filename=export.' . $inline_extension_map[$format]); } } echo $export; } return 0; }
* and/or modify it under the terms of the Do What the F**k You Want * to Public License, Version 2, as published by Sam Hocevar. See * http://www.wtfpl.net/ for more details. */ function transform($tbl, $tx, $ty, $sx, $sy) { $result = array(); foreach ($tbl as $pt) { $result[] = array($pt[0] * $sx + $tx, $pt[1] * $sy + $ty); } return $result; } if (php_sapi_name() != "cli") { die("You have to run this program with php-cli!\n"); } $canvas = caca_create_canvas(0, 0); $display = caca_create_display($canvas); if (!$display) { die("Error while attaching canvas to display\n"); } $tbl = array(array(5, 2), array(15, 2), array(20, 4), array(25, 2), array(34, 2), array(37, 4), array(36, 9), array(20, 16), array(3, 9), array(2, 4), array(5, 2)); for ($i = 0; $i < 10; $i++) { caca_set_color_ansi($canvas, 1 + ($color += 4) % 15, CACA_TRANSPARENT); $scale = caca_rand(4, 10) / 10; $translate = array(caca_rand(-5, 55), caca_rand(-2, 25)); $pts = transform($tbl, $translate[0], $translate[1], $scale, $scale); caca_draw_thin_polyline($canvas, $pts); } caca_put_str($canvas, 1, 1, "Caca forever..."); caca_refresh_display($display); caca_get_event($display, CACA_EVENT_KEY_PRESS, 5000000);
caca_put_str($cv, WIDTH / 2 - 12, HEIGHT / 2 - 4, " black on white "); caca_set_color_ansi($cv, CACA_BLACK, CACA_WHITE); caca_put_str($cv, WIDTH / 2 - 8, HEIGHT / 2 - 3, "[<><><><> <>--<>]"); caca_put_str($cv, WIDTH / 2 - 8, HEIGHT / 2 - 2, "[ドラゴン ボーレ]"); caca_put_str($cv, WIDTH / 2 - 7, HEIGHT / 2 + 2, "äβç ░▒▓█▓▒░ ΔЗҒ"); caca_put_str($cv, WIDTH / 2 - 5, HEIGHT / 2 + 4, "(\") \\o/ <&>"); caca_set_attr($cv, CACA_BOLD); caca_put_str($cv, WIDTH / 2 - 16, HEIGHT / 2 + 3, "Bold"); caca_set_attr($cv, CACA_BLINK); caca_put_str($cv, WIDTH / 2 - 9, HEIGHT / 2 + 3, "Blink"); caca_set_attr($cv, CACA_ITALICS); caca_put_str($cv, WIDTH / 2 - 1, HEIGHT / 2 + 3, "Italics"); caca_set_attr($cv, CACA_UNDERLINE); caca_put_str($cv, WIDTH / 2 + 8, HEIGHT / 2 + 3, "Underline"); caca_set_attr($cv, 0); caca_set_color_ansi($cv, CACA_WHITE, CACA_LIGHTBLUE); caca_put_str($cv, WIDTH / 2 - 7, HEIGHT / 2, " LIBCACA "); for ($x = 0; $x < 16; $x++) { caca_set_color_argb($cv, 0xff00 | $x, 0xf00f | $x << 4); caca_put_char($cv, WIDTH / 2 - 7 + $x, HEIGHT / 2 + 6, ord('#')); } } $content_type_map = array('ansi' => 'text/plain; charset=CP437', 'utf8' => 'text/plain; charset=UTF-8', 'utf8cr' => 'text/plain; charset=UTF-8', 'html' => 'text/html; charset=UTF-8', 'html3' => 'text/html; charset=UTF-8', 'bbfr' => 'text/plain; charset=UTF-8', 'irc' => 'text/plain; charset=UTF-8', 'ps' => 'application/postscript', 'svg' => 'image/svg+xml', 'tga' => 'image/x-targa'); $download_extension_map = array('caca' => 'caca', 'ansi' => 'txt', 'utf8' => 'txt', 'utf8cr' => 'txt', 'irc' => 'txt', 'tga' => 'tga'); $inline_extension_map = array('bbfr' => 'txt', 'ps' => 'ps', 'svg' => 'svg'); if (!array_key_exists($format, $content_type_map)) { $content_type = 'application/octet-stream'; } else { $content_type = $content_type_map[$format]; } header('Content-Type: ' . $content_type);
<body text="silver" bgcolor="black"> <?php $cv = caca_create_canvas(80, 24); if (!$cv) { die("Failed to create canvas\n"); } caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK); caca_clear_canvas($cv); for ($i = 0; $i < 16; $i++) { caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK); caca_put_str($cv, 3, $i + ($i >= 8 ? 3 : 2), "ANSI " . $i); for ($j = 0; $j < 16; $j++) { caca_set_color_ansi($cv, $i, $j); caca_put_str($cv, ($j >= 8 ? 13 : 12) + $j * 4, $i + ($i >= 8 ? 3 : 2), "Aaホ"); } } caca_set_color_ansi($cv, CACA_LIGHTGRAY, CACA_BLACK); caca_put_str($cv, 3, 20, "This is bold This is blink This is italics This is underline"); caca_set_attr($cv, CACA_BOLD); caca_put_str($cv, 3 + 8, 20, "bold"); caca_set_attr($cv, CACA_BLINK); caca_put_str($cv, 3 + 24, 20, "blink"); caca_set_attr($cv, CACA_ITALICS); caca_put_str($cv, 3 + 41, 20, "italics"); caca_set_attr($cv, CACA_UNDERLINE); caca_put_str($cv, 3 + 60, 20, "underline"); echo caca_export_string($cv, "html3"); ?> </body> </html>
die("Can't create display\n"); } $caca = caca_create_canvas(6, 10); $line = caca_create_canvas(2, 1); /* Line of x's */ for ($i = 0; $i < 10; $i++) { caca_set_color_ansi($caca, CACA_WHITE, CACA_BLUE); caca_put_str($caca, 0, $i, CACA); caca_set_color_ansi($caca, CACA_WHITE, CACA_RED); caca_put_char($caca, $i - 2, $i, ord('x')); } caca_blit($cv, 1, 1, $caca); /* Line of ホ's */ for ($i = 0; $i < 10; $i++) { caca_set_color_ansi($caca, CACA_WHITE, CACA_BLUE); caca_put_str($caca, 0, $i, CACA); caca_set_color_ansi($caca, CACA_WHITE, CACA_GREEN); caca_put_str($caca, $i - 2, $i, "ホ"); } caca_blit($cv, 15, 1, $caca); /* Line of canvas */ caca_set_color_ansi($line, CACA_WHITE, CACA_MAGENTA); caca_put_str($line, 0, 0, "ほ"); for ($i = 0; $i < 10; $i++) { caca_set_color_ansi($caca, CACA_WHITE, CACA_BLUE); caca_put_str($caca, 0, $i, CACA); caca_blit($caca, $i - 2, $i, $line); } caca_blit($cv, 29, 1, $caca); caca_refresh_display($dp); caca_get_event($dp, CACA_EVENT_KEY_PRESS, -1);
\\ `--' / |__ `----' |_| Hello world! | EOT; $pig = caca_create_canvas(0, 0); caca_import_string($pig, $string, "text"); $cv = caca_create_canvas(caca_get_canvas_width($pig) * 2, caca_get_canvas_height($pig) * 2); if (!$cv or !$pig) { die("Can't created canvas\n"); } caca_blit($cv, 0, 0, $pig); caca_flip($pig); caca_blit($cv, caca_get_canvas_width($pig), 0, $pig); caca_flip($pig); caca_flop($pig); caca_blit($cv, 0, caca_get_canvas_height($pig), $pig); caca_flop($pig); caca_rotate_180($pig); caca_blit($cv, caca_get_canvas_width($pig), caca_get_canvas_height($pig), $pig); for ($j = 0; $j < caca_get_canvas_height($cv); $j++) { for ($i = 0; $i < caca_get_canvas_width($cv); $i += 2) { caca_set_color_ansi($cv, CACA_LIGHTBLUE + ($i + $j) % 6, CACA_DEFAULT); $a = caca_get_attr($cv, -1, -1); caca_put_attr($cv, $i, $j, $a); caca_put_attr($cv, $i + 1, $j, $a); } } echo caca_export_string($cv, "utf8"); caca_rotate_left($cv); echo caca_export_string($cv, "utf8");
die("You have to run this program with php-cli!\n"); } $pig_str = <<<EOT _._ _..._ .-', _.._(`)) '-. ` ' /-._.-' ',/ ) \\ '. / _ _ | \\ | a a / PHP | \\ .-. ; '-('' ).-' ,' ; '-; | .' \\ \\ / | 7 .__ _.-\\ \\ | | | ``/ /` / jgs /,_| | /,_/ / /,_/ '`-' EOT; $canvas = caca_create_canvas(0, 0); caca_set_color_ansi($canvas, CACA_RED, CACA_WHITE); caca_import_string($canvas, $pig_str, "text"); caca_set_color_ansi($canvas, CACA_BLUE, CACA_LIGHTGRAY); caca_put_str($canvas, 0, 0, "Я люблю Либкаку"); echo caca_export_string($canvas, "utf8"); $font = caca_load_builtin_font("Monospace Bold 12"); $width = caca_get_canvas_width($canvas) * caca_get_font_width($font); $height = caca_get_canvas_height($canvas) * caca_get_font_height($font); $img = imagecreatetruecolor($width, $height); caca_render_canvas($canvas, $font, $img); imagepng($img, "out.png"); echo "Please, open new created png file: out.png\n";
function demo_triangles($cv, $bounds, $outline) { $w = caca_get_canvas_width($cv); $h = caca_get_canvas_height($cv); if ($bounds) { $xa = caca_rand(-$w, 2 * $w); $ya = caca_rand(-$h, 2 * $h); $xb = caca_rand(-$w, 2 * $w); $yb = caca_rand(-$h, 2 * $h); $xc = caca_rand(-$w, 2 * $w); $yc = caca_rand(-$h, 2 * $h); } else { $xa = caca_rand(0, $w); $ya = caca_rand(0, $h); $xb = caca_rand(0, $w); $yb = caca_rand(0, $h); $xc = caca_rand(0, $w); $yc = caca_rand(0, $h); } caca_set_color_ansi($cv, caca_rand(0, 16), caca_rand(0, 16)); caca_fill_triangle($cv, $xa, $ya, $xb, $yb, $xc, $yc, ord('#')); caca_set_color_ansi($cv, caca_rand(0, 16), CACA_BLACK); if ($outline == 2) { caca_draw_thin_triangle($cv, $xa, $ya, $xb, $yb, $xc, $yc); } else { if ($outline == 1) { caca_draw_triangle($cv, $xa, $ya, $xb, $yb, $xc, $yc, ord('#')); } } }