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67 lines
1.9 KiB
PHP
67 lines
1.9 KiB
PHP
--TEST--
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Bug #43475 (Thick styled lines have scrambled patterns)
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--EXTENSIONS--
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gd
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--SKIPIF--
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<?php
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if (!GD_BUNDLED && version_compare(GD_VERSION, '2.2.2', '<')) {
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die("skip test requires GD 2.2.2 or higher");
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}
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if (!(imagetypes() & IMG_PNG)) {
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die("skip No PNG support");
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}
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?>
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--FILE--
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<?php
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require_once __DIR__ . '/similarity.inc';
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function setStyleAndThickness($im, $color, $thickness)
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{
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$style = array();
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$i = 0;
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while ($i < 16 * $thickness) {
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$style[$i++] = $color;
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}
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while ($i < 20 * $thickness) {
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$style[$i++] = IMG_COLOR_TRANSPARENT;
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}
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while ($i < 28 * $thickness) {
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$style[$i++] = $color;
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}
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while ($i < 32 * $thickness) {
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$style[$i++] = IMG_COLOR_TRANSPARENT;
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}
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imagesetstyle($im, $style);
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imagesetthickness($im, $thickness);
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}
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$im = imagecreate(800, 800);
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imagecolorallocate($im, 255, 255, 255);
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$black = imagecolorallocate($im, 0, 0, 0);
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setStyleAndThickness($im, $black, 1);
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imageline($im, 50, 250, 550, 250, IMG_COLOR_STYLED);
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imageline($im, 550, 250, 550, 750, IMG_COLOR_STYLED);
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imageline($im, 550, 750, 50, 250, IMG_COLOR_STYLED);
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setStyleAndThickness($im, $black, 2);
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imageline($im, 100, 200, 600, 200, IMG_COLOR_STYLED);
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imageline($im, 600, 200, 600, 700, IMG_COLOR_STYLED);
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imageline($im, 600, 700, 100, 200, IMG_COLOR_STYLED);
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setStyleAndThickness($im, $black, 4);
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imageline($im, 150, 150, 650, 150, IMG_COLOR_STYLED);
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imageline($im, 650, 150, 650, 650, IMG_COLOR_STYLED);
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imageline($im, 650, 650, 150, 150, IMG_COLOR_STYLED);
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setStyleAndThickness($im, $black, 6);
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imageline($im, 200, 100, 700, 100, IMG_COLOR_STYLED);
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imageline($im, 700, 100, 700, 600, IMG_COLOR_STYLED);
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imageline($im, 700, 600, 200, 100, IMG_COLOR_STYLED);
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$ex = imagecreatefrompng(__DIR__ . '/bug43475.png');
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var_dump(calc_image_dissimilarity($ex, $im) < 1e-5);
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?>
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--EXPECT--
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bool(true)
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