90 lines
2.6 KiB
PHP
90 lines
2.6 KiB
PHP
<?php
|
|
|
|
use Doom\Image\Renderer;
|
|
use Doom\Picture\Picture;
|
|
use Intervention\Image\Encoders\PngEncoder;
|
|
|
|
/**
|
|
* @return array<int, array{0:int,1:int,2:int}>
|
|
*/
|
|
function imageTestPalette(): array
|
|
{
|
|
$palette = array_fill(0, 256, [0, 0, 0]);
|
|
$palette[1] = [255, 0, 0];
|
|
$palette[2] = [0, 255, 0];
|
|
|
|
return $palette;
|
|
}
|
|
|
|
function testPatchPicture(): Picture
|
|
{
|
|
return new Picture(
|
|
width: 2,
|
|
height: 2,
|
|
left: 0,
|
|
top: 0,
|
|
posts: [
|
|
0 => [
|
|
['y' => 0, 'topdelta' => 0, 'pixels' => [1]],
|
|
],
|
|
1 => [
|
|
['y' => 1, 'topdelta' => 1, 'pixels' => [2]],
|
|
],
|
|
],
|
|
);
|
|
}
|
|
|
|
test('can blit a Picture into a texture and encode png', function (): void {
|
|
$texture = (new Renderer(imageTestPalette()))->createTexture(4, 3);
|
|
$texture->blit(testPatchPicture(), 1, 1);
|
|
|
|
$png = (string) $texture->image()->encode(new PngEncoder());
|
|
expect(substr($png, 0, 8))->toBe("\x89PNG\r\n\x1A\n");
|
|
|
|
$image = imagecreatefromstring($png);
|
|
expect($image)->not->toBeFalse();
|
|
|
|
$pixel = imagecolorsforindex($image, imagecolorat($image, 1, 1));
|
|
expect([$pixel['red'], $pixel['green'], $pixel['blue'], $pixel['alpha']])->toBe([255, 0, 0, 0]);
|
|
|
|
$transparent = imagecolorsforindex($image, imagecolorat($image, 0, 0));
|
|
expect($transparent['alpha'])->toBe(127);
|
|
|
|
imagedestroy($image);
|
|
});
|
|
|
|
test('can blit a png file into a texture and write it', function (): void {
|
|
$sourcePath = tempnam(sys_get_temp_dir(), 'doom-src-');
|
|
$outPath = tempnam(sys_get_temp_dir(), 'doom-out-');
|
|
if ($sourcePath === false || $outPath === false) {
|
|
throw new RuntimeException('Failed to allocate temp files.');
|
|
}
|
|
|
|
$sourcePng = $sourcePath . '.png';
|
|
$targetPng = $outPath . '.png';
|
|
@unlink($sourcePath);
|
|
@unlink($outPath);
|
|
|
|
try {
|
|
$sourceTexture = (new Renderer(imageTestPalette()))->createTexture(2, 2);
|
|
$sourceTexture->blit(testPatchPicture());
|
|
$sourceTexture->image()->encode(new PngEncoder())->save($sourcePng);
|
|
|
|
$targetTexture = (new Renderer())->createTexture(6, 4);
|
|
$targetTexture->blit($sourcePng, 2, 1);
|
|
$targetTexture->image()->encode(new PngEncoder())->save($targetPng);
|
|
|
|
expect(is_file($targetPng))->toBeTrue();
|
|
|
|
$image = imagecreatefrompng($targetPng);
|
|
expect($image)->not->toBeFalse();
|
|
|
|
$pixel = imagecolorsforindex($image, imagecolorat($image, 2, 1));
|
|
expect([$pixel['red'], $pixel['green'], $pixel['blue']])->toBe([255, 0, 0]);
|
|
|
|
imagedestroy($image);
|
|
} finally {
|
|
@unlink($sourcePng);
|
|
@unlink($targetPng);
|
|
}
|
|
});
|