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HD Skins support for avatars #24

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HD Skins support for avatars #24

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116 changes: 92 additions & 24 deletions src/SkinAPI.php
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Original file line number Diff line number Diff line change
Expand Up @@ -59,25 +59,54 @@ public static function skinUrl(int $userId, bool $cape = false): ?string
/**
* Code from https://github.com/scholtzm/php-minecraft-avatars
*
* With modification for HD Skins by Gru and DeepSeek :)
*
* @license MIT
* @author Michael Scholtz
*/
public static function makeAvatarWithTypeForUser(RenderType $type, string $user): void
{
abort_unless(extension_loaded('gd'), 403, 'Please enable the GD extension in your php.ini');

$skin = imagecreatefrompng(Storage::disk('public')->path("skins/{$user}.png"));

$skinPath = Storage::disk('public')->path("skins/{$user}.png");
$skin = imagecreatefrompng($skinPath);

$skinWidth = imagesx($skin);
$skinHeight = imagesy($skin);

$scale = $skinWidth / 64;
$size = 64;

$x = 46;
$y = 30;
$image = imagecreatetruecolor($size, $size);

imagesavealpha($image, true);
$transparent = imagecolorallocatealpha($image, 0, 0, 0, 127);
imagefill($image, 0, 0, $transparent);

// function of scaling params
$s = function ($value) use ($scale) {
return $value * $scale;
};

// Background
// face
imagecopyresampled($image, $skin, 0, 0, 8, 8, $size, $size, 8, 8);
// Add second layer to skin
imagecopyresampled($image, $skin, 0, 0, 40, 8, $size, $size, 8, 8);

// Face layer
imagecopyresampled(
$image, $skin,
0, 0,
$s(8), $s(8),
$size, $size,
$s(8), $s(8)
);
// Second layer
imagecopyresampled(
$image, $skin,
0, 0,
$s(40), $s(8),
$size, $size,
$s(8), $s(8)
);

if ($type === RenderType::COMBO) {
$head = imagecreate(10, 10);
$white = imagecolorallocate($head, 255, 255, 255);
Expand All @@ -97,27 +126,66 @@ public static function makeAvatarWithTypeForUser(RenderType $type, string $user)
imagecolordeallocate($legs, $white);
imagedestroy($legs);
// white shadow - end

// Foreground
// face
imagecopyresampled($image, $skin, $x + 4, $y, 8, 8, 8, 8, 8, 8);
// body
imagecopyresampled($image, $skin, $x + 4, $y + 8, 20, 20, 8, 12, 8, 12);
// left arm
imagecopyresampled($image, $skin, $x, $y + 8, 44, 20, 4, 12, 4, 12);
// right arm - must FLIP
imagecopyresampled($image, $skin, $x + 12, $y + 8, 47, 20, 4, 12, -4, 12);
// left leg
imagecopyresampled($image, $skin, $x + 4, $y + 20, 4, 20, 4, 12, 4, 12);
// right leg - must FLIP
imagecopyresampled($image, $skin, $x + 8, $y + 20, 7, 20, 4, 12, -4, 12);
imagesavealpha($image, true);
// Face
imagecopyresampled(
$image, $skin,
$x + 4, $y,
$s(8), $s(8),
8, 8,
$s(8), $s(8)
);
// Body
imagecopyresampled(
$image, $skin,
$x + 4, $y + 8,
$s(20), $s(20),
8, 12,
$s(8), $s(12)
);
// Left arm
imagecopyresampled(
$image, $skin,
$x, $y + 8,
$s(44), $s(20),
4, 12,
$s(4), $s(12)
);
// Right arm (flipped)
imagecopyresampled(
$image, $skin,
$x + 12, $y + 8,
$s(47), $s(20),
4, 12,
-$s(4), $s(12)
);
// Left leg
imagecopyresampled(
$image, $skin,
$x + 4, $y + 20,
$s(4), $s(20),
4, 12,
$s(4), $s(12)
);
// Right leg (flipped)
imagecopyresampled(
$image, $skin,
$x + 8, $y + 20,
$s(7), $s(20),
4, 12,
-$s(4), $s(12)
);
}

if (! file_exists($dir_path = Storage::disk('public')->path($type->value))) {
mkdir($dir_path, 0755, true);
}

imagepng($image, Storage::disk('public')->path("{$type->value}/{$user}.png"));

// release resources
imagedestroy($skin);
imagedestroy($image);
}
}