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package eu.olli.cowmoonication.util;
import com.mojang.authlib.minecraft.MinecraftProfileTexture;
import eu.olli.cowmoonication.Cowmoonication;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.ThreadDownloadImageData;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.fml.relauncher.ReflectionHelper;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.InputStream;
public class ImageUtils {
public static int getTierFromTexture(String minionSkinId) {
String textureUrl = "http://textures.minecraft.net/texture/" + minionSkinId;
MinecraftProfileTexture minionSkinTextureDetails = new MinecraftProfileTexture(textureUrl, null);
ResourceLocation minionSkinLocation = Minecraft.getMinecraft().getSkinManager().loadSkin(minionSkinTextureDetails, MinecraftProfileTexture.Type.SKIN);
ThreadDownloadImageData minionSkinTexture = (ThreadDownloadImageData) Minecraft.getMinecraft().getTextureManager().getTexture(minionSkinLocation);
BufferedImage minionSkinImage = ReflectionHelper.getPrivateValue(ThreadDownloadImageData.class, minionSkinTexture, "bufferedImage", "field_110560_d");
// extract part of the minion tier badge (center 2x2 pixel)
BufferedImage minionSkinTierBadge = minionSkinImage.getSubimage(43, 3, 2, 2);
// reference image for tier badges: each tier is 2x2 pixel
ResourceLocation tierBadgesLocation = new ResourceLocation(Cowmoonication.MODID, "minion-tier-badges.png");
try (InputStream tierBadgesStream = Minecraft.getMinecraft().getResourceManager().getResource(tierBadgesLocation).getInputStream()) {
BufferedImage tierBadges = ImageIO.read(tierBadgesStream);
final int maxTier = 11;
for (int tier = 0; tier < maxTier; tier++) {
BufferedImage tierBadgeRaw = tierBadges.getSubimage(tier * 2, 0, 2, 2);
if (ImageUtils.areEquals(minionSkinTierBadge, tierBadgeRaw)) {
return tier + 1;
}
}
} catch (IOException e) {
e.printStackTrace();
return -1;
}
return -5;
}
/**
* Compares two images pixel by pixel
*
* @param imageA the first image
* @param imageB the second image
* @return whether the images are both the same or not
* @see <a href="https://stackoverflow.com/a/29886786">Source</a>
*/
private static boolean areEquals(BufferedImage imageA, BufferedImage imageB) {
// images must be the same size
if (imageA.getWidth() != imageB.getWidth() || imageA.getHeight() != imageB.getHeight()) {
return false;
}
int width = imageA.getWidth();
int height = imageB.getHeight();
// loop over every pixel
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
// compare the pixels for equality
if (imageA.getRGB(x, y) != imageB.getRGB(x, y)) {
return false;
}
}
}
return true;
}
}
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