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package de.hysky.skyblocker.mixins;
import java.awt.Color;
import java.util.Set;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Unique;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
import com.llamalad7.mixinextras.injector.v2.WrapWithCondition;
import com.llamalad7.mixinextras.sugar.Share;
import com.llamalad7.mixinextras.sugar.ref.LocalBooleanRef;
import de.hysky.skyblocker.config.SkyblockerConfigManager;
import de.hysky.skyblocker.skyblock.item.PlayerHeadHashCache;
import de.hysky.skyblocker.skyblock.profileviewer.ProfileViewerScreen;
import de.hysky.skyblocker.utils.Utils;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.texture.NativeImage;
import net.minecraft.client.texture.PlayerSkinTextureDownloader;
import net.minecraft.util.math.ColorHelper;
@Mixin(PlayerSkinTextureDownloader.class)
public class PlayerSkinTextureDownloaderMixin {
@Unique
private static final Set<String> STRIP_DE_FACTO_TRANSPARENT_PIXELS = Set.of(
"4f3b91b6aa7124f30ed4ad1b2bb012a82985a33640555e18e792f96af8f58ec6", /*Titanium Necklace*/
"49821410631186c6f3fbbae5f0ef5b947f475eb32027a8aad0a456512547c209", /*Titanium Cloak*/
"4162303bcdd770aebe7fd19fa26371390a7515140358548084361b5056cdc4e6" /*Titanium Belt*/);
@Unique
private static final float BRIGHTNESS_THRESHOLD = 0.1f;
@Inject(method = "remapTexture", at = @At("HEAD"))
private static void skyblocker$determineSkinSource(NativeImage image, String uri, CallbackInfoReturnable<NativeImage> cir, @Share("isSkyblockSkinTexture") LocalBooleanRef isSkyblockSkinTexture) {
if (SkyblockerConfigManager.get().uiAndVisuals.dontStripSkinAlphaValues && (Utils.isOnSkyblock() || MinecraftClient.getInstance().currentScreen instanceof ProfileViewerScreen)) {
String skinTextureHash = PlayerHeadHashCache.getSkinHash(uri);
int skinHash = skinTextureHash.hashCode();
isSkyblockSkinTexture.set(PlayerHeadHashCache.contains(skinHash));
//Hypixel had the grand idea of using black pixels in place of actual transparent pixels on the titanium equipment so here we go!
if (STRIP_DE_FACTO_TRANSPARENT_PIXELS.contains(skinTextureHash)) {
stripDeFactoTransparentPixels(image);
}
}
}
@WrapWithCondition(method = "remapTexture", at = @At(value = "INVOKE", target = "Lnet/minecraft/client/texture/PlayerSkinTextureDownloader;stripAlpha(Lnet/minecraft/client/texture/NativeImage;IIII)V"))
private static boolean skyblocker$dontStripAlphaValues(NativeImage image, int x1, int y1, int x2, int y2, @Share("isSkyblockSkinTexture") LocalBooleanRef isSkyblockSkinTexture) {
return !isSkyblockSkinTexture.get();
}
@Unique
private static void stripDeFactoTransparentPixels(NativeImage image) {
int height = image.getHeight();
int width = image.getWidth();
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
int color = image.getColorArgb(x, y);
float[] hsb = Color.RGBtoHSB((color >> 16) & 0xFF, (color >> 8) & 0xFF, color & 0xFF, null);
//Work around "fake" transparent pixels - Thanks Hypixel I totally appreciate this!
if (hsb[2] <= BRIGHTNESS_THRESHOLD) image.setColorArgb(x, y, ColorHelper.withAlpha(0x00, color & 0x00FFFFFF));
}
}
}
}
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