zhangyuheng/blessing-skin-server
1
0
Fork 0
forked from mirror/blessing-skin-server
Code Pull Requests Activity

fix(preview): fix 2d skin preview for alex model

Browse Source
This commit is contained in:
Pig Fang 2018-01-04 10:00:15 +08:00
parent acadfd73bb
commit 6f516cc2eb
3 changed files with 71 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
app/Http/Controllers/TextureController.php
View File

@ -152,7 +152,7 @@ class TextureController extends Controller
$image = ob_get_contents();
ob_end_clean();
} else {
$png = Minecraft::generatePreviewFromSkin($filename, $size);
$png = Minecraft::generatePreviewFromSkin($filename, $size, false, false, 4, $t->type == 'alex');
ob_start();
imagepng($png);
imagedestroy($png);

61
app/Services/Minecraft.php
View File

@ -42,7 +42,7 @@ class Minecraft
* @param int $gap Gap size between front & back preview
* @return resource
*/
public static function generatePreviewFromSkin($resource, $size, $side = false, $base64 = false, $gap = 4)
public static function generatePreviewFromSkin($resource, $size, $side = false, $base64 = false, $gap = 4, $alex = false)
{
$src = $base64 ? imagecreatefromstring(base64_decode($resource)) : imagecreatefrompng($resource);
@ -65,45 +65,76 @@ class Minecraft
if (!$side or $side === 'front') {
imagecopy($dest, $src, 4 * $ratio, 0 * $ratio, 8 * $ratio, 8 * $ratio, 8 * $ratio, 8 * $ratio); // Head - 1
imagecopy($dest, $src, 4 * $ratio, 0 * $ratio, 40 * $ratio, 8 * $ratio, 8 * $ratio, 8 * $ratio); // Head - 2
imagecopy($dest, $src, 0 * $ratio, 8 * $ratio, 44 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio); // Right Arm - 1
imagecopy($dest, $src, 4 * $ratio, 8 * $ratio, 20 * $ratio, 20 * $ratio, 8 * $ratio, 12 * $ratio); // Body - 1
imagecopy($dest, $src, 4 * $ratio, 20 * $ratio, 4 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio); // Right Leg - 1
if ($alex) {
imagecopy($dest, $src, 1 * $ratio, 8 * $ratio, 44 * $ratio, 20 * $ratio, 3 * $ratio, 12 * $ratio); // Right Arm - 1
} else {
imagecopy($dest, $src, 0 * $ratio, 8 * $ratio, 44 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio); // Right Arm - 1
}
// Check if given skin is double layer skin.
// If not, flip right arm/leg to generate left arm/leg.
if ($double) {
imagecopy($dest, $src, 12 * $ratio, 8 * $ratio, 36 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio); // Left Arm - 1
imagecopy($dest, $src, 8 * $ratio, 20 * $ratio, 20 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio); // Left Leg - 1
// copy second layer
imagecopy($dest, $src, 0 * $ratio, 8 * $ratio, 44 * $ratio, 36 * $ratio, 4 * $ratio, 12 * $ratio); // Right Arm - 2
imagecopy($dest, $src, 12 * $ratio, 8 * $ratio, 52 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio); // Left Arm - 2
imagecopy($dest, $src, 4 * $ratio, 8 * $ratio, 20 * $ratio, 36 * $ratio, 8 * $ratio, 12 * $ratio); // Body - 2
imagecopy($dest, $src, 4 * $ratio, 20 * $ratio, 4 * $ratio, 36 * $ratio, 4 * $ratio, 12 * $ratio); // Right Leg - 2
imagecopy($dest, $src, 8 * $ratio, 20 * $ratio, 4 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio); // Left Leg - 2
if ($alex) {
imagecopy($dest, $src, 12 * $ratio, 8 * $ratio, 36 * $ratio, 52 * $ratio, 3 * $ratio, 12 * $ratio); // Left Arm - 1
imagecopy($dest, $src, 1 * $ratio, 8 * $ratio, 44 * $ratio, 36 * $ratio, 3 * $ratio, 12 * $ratio); // Right Arm - 2
imagecopy($dest, $src, 11 * $ratio, 8 * $ratio, 50 * $ratio, 52 * $ratio, 3 * $ratio, 12 * $ratio); // Left Arm - 2
} else {
imagecopy($dest, $src, 12 * $ratio, 8 * $ratio, 36 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio); // Left Arm - 1
imagecopy($dest, $src, 0 * $ratio, 8 * $ratio, 44 * $ratio, 36 * $ratio, 4 * $ratio, 12 * $ratio); // Right Arm - 2
imagecopy($dest, $src, 12 * $ratio, 8 * $ratio, 52 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio); // Left Arm - 2
}
} else {
self::imageflip($dest, $src, 12 * $ratio, 8 * $ratio, 44 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio);
self::imageflip($dest, $src, 8 * $ratio, 20 * $ratio, 4 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio);
// I am not sure whether there are single layer Alex-model skin.
if ($alex) {
self::imageflip($dest, $src, 12 * $ratio, 8 * $ratio, 44 * $ratio, 20 * $ratio, 3 * $ratio, 12 * $ratio); // Left Arm
} else {
self::imageflip($dest, $src, 12 * $ratio, 8 * $ratio, 44 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio); // Left Arm
}
self::imageflip($dest, $src, 8 * $ratio, 20 * $ratio, 4 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio); // Left Leg
}
}
if (!$side or $side === 'back') {
imagecopy($dest, $src, $half_width + 4 * $ratio, 8 * $ratio, 32 * $ratio, 20 * $ratio, 8 * $ratio, 12 * $ratio);
imagecopy($dest, $src, $half_width + 4 * $ratio, 0 * $ratio, 24 * $ratio, 8 * $ratio, 8 * $ratio, 8 * $ratio);
imagecopy($dest, $src, $half_width + 8 * $ratio, 20 * $ratio, 12 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio);
imagecopy($dest, $src, $half_width + 4 * $ratio, 0 * $ratio, 56 * $ratio, 8 * $ratio, 8 * $ratio, 8 * $ratio);
imagecopy($dest, $src, $half_width + 12 * $ratio, 8 * $ratio, 52 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio);
imagecopy($dest, $src, $half_width + 4 * $ratio, 8 * $ratio, 32 * $ratio, 20 * $ratio, 8 * $ratio, 12 * $ratio); // Body
imagecopy($dest, $src, $half_width + 4 * $ratio, 0 * $ratio, 24 * $ratio, 8 * $ratio, 8 * $ratio, 8 * $ratio); // Head
imagecopy($dest, $src, $half_width + 8 * $ratio, 20 * $ratio, 12 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio); // Right Leg
imagecopy($dest, $src, $half_width + 4 * $ratio, 0 * $ratio, 56 * $ratio, 8 * $ratio, 8 * $ratio, 8 * $ratio); // Headwear
if ($alex) {
imagecopy($dest, $src, $half_width + 12 * $ratio, 8 * $ratio, 51 * $ratio, 20 * $ratio, 3 * $ratio, 12 * $ratio); // Right Arm
} else {
imagecopy($dest, $src, $half_width + 12 * $ratio, 8 * $ratio, 52 * $ratio, 20 * $ratio, 4 * $ratio, 12 * $ratio); // Right Arm
}
if ($double) {
imagecopy($dest, $src, $half_width + 0 * $ratio, 8 * $ratio, 44 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio);
imagecopy($dest, $src, $half_width + 4 * $ratio, 20 * $ratio, 28 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio);
if ($alex) {
imagecopy($dest, $src, $half_width + 1 * $ratio, 8 * $ratio, 43 * $ratio, 52 * $ratio, 3 * $ratio, 12 * $ratio);
} else {
imagecopy($dest, $src, $half_width + 0 * $ratio, 8 * $ratio, 44 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio);
}
imagecopy($dest, $src, $half_width + 4 * $ratio, 20 * $ratio, 28 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio); // Left Leg
// copy second layer
imagecopy($dest, $src, $half_width + 4 * $ratio, 8 * $ratio, 32 * $ratio, 36 * $ratio, 8 * $ratio, 12 * $ratio);
imagecopy($dest, $src, $half_width + 12 * $ratio, 8 * $ratio, 52 * $ratio, 36 * $ratio, 4 * $ratio, 12 * $ratio);
imagecopy($dest, $src, $half_width + 0 * $ratio, 8 * $ratio, 60 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio);
if ($alex) {
imagecopy($dest, $src, $half_width + 1 * $ratio, 8 * $ratio, 59 * $ratio, 52 * $ratio, 3 * $ratio, 12 * $ratio);
} else {
imagecopy($dest, $src, $half_width + 0 * $ratio, 8 * $ratio, 60 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio);
}
imagecopy($dest, $src, $half_width + 8 * $ratio, 20 * $ratio, 12 * $ratio, 36 * $ratio, 4 * $ratio, 12 * $ratio);
imagecopy($dest, $src, $half_width + 4 * $ratio, 20 * $ratio, 12 * $ratio, 52 * $ratio, 4 * $ratio, 12 * $ratio);
} else {

24
tests/ServicesTest/MinecraftTest.php
View File

@ -44,6 +44,30 @@ class MinecraftTest extends TestCase
$this->assertEquals(25, imagesx($preview));
$this->assertEquals(50, imagesy($preview));
imagepng(imagecreatetruecolor(64, 32), vfsStream::url('root/skin.png'));
$preview = Minecraft::generatePreviewFromSkin(
vfsStream::url('root/skin.png'),
50,
false,
false,
4,
true // Alex model
);
$this->assertEquals(56, imagesx($preview));
$this->assertEquals(50, imagesy($preview));
imagepng(imagecreatetruecolor(64, 64), vfsStream::url('root/skin.png'));
$preview = Minecraft::generatePreviewFromSkin(
vfsStream::url('root/skin.png'),
50,
false,
false,
4,
true // Alex model
);
$this->assertEquals(56, imagesx($preview));
$this->assertEquals(50, imagesy($preview));
imagepng(imagecreatetruecolor(128, 64), vfsStream::url('root/skin.png'));
$preview = Minecraft::generatePreviewFromSkin(vfsStream::url('root/skin.png'), 50);
$this->assertEquals(56, imagesx($preview));