src/game/java/net/minecraft/client/resources/model/Material.java

package net.minecraft.client.resources.model;

import com.mojang.blaze3d.vertex.VertexConsumer;
import java.util.Comparator;
import java.util.Objects;
import java.util.function.Function;
import javax.annotation.Nullable;
import net.minecraft.client.Minecraft;
import net.minecraft.client.renderer.MultiBufferSource;
import net.minecraft.client.renderer.RenderType;
import net.minecraft.client.renderer.entity.ItemRenderer;
import net.minecraft.client.renderer.texture.TextureAtlasSprite;
import net.minecraft.resources.ResourceLocation;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.api.distmarker.OnlyIn;

@OnlyIn(Dist.CLIENT)
public class Material {
    public static final Comparator<Material> COMPARATOR = Comparator.comparing(Material::atlasLocation).thenComparing(Material::texture);
    private final ResourceLocation atlasLocation;
    private final ResourceLocation texture;
    @Nullable
    private RenderType renderType;

    public Material(ResourceLocation p_119191_, ResourceLocation p_119192_) {
        this.atlasLocation = p_119191_;
        this.texture = p_119192_;
    }

    public ResourceLocation atlasLocation() {
        return this.atlasLocation;
    }

    public ResourceLocation texture() {
        return this.texture;
    }

    public TextureAtlasSprite sprite() {
        return Minecraft.getInstance().getTextureAtlas(this.atlasLocation()).apply(this.texture());
    }

    public RenderType renderType(Function<ResourceLocation, RenderType> p_119202_) {
        if (this.renderType == null) {
            this.renderType = p_119202_.apply(this.atlasLocation);
        }

        return this.renderType;
    }

    public VertexConsumer buffer(MultiBufferSource p_119195_, Function<ResourceLocation, RenderType> p_119196_) {
        return this.sprite().wrap(p_119195_.getBuffer(this.renderType(p_119196_)));
    }

    public VertexConsumer buffer(MultiBufferSource p_119198_, Function<ResourceLocation, RenderType> p_119199_, boolean p_119200_, boolean p_361191_) {
        return this.sprite().wrap(ItemRenderer.getFoilBuffer(p_119198_, this.renderType(p_119199_), p_119200_, p_361191_));
    }

    @Override
    public boolean equals(Object p_119206_) {
        if (this == p_119206_) {
            return true;
        } else if (p_119206_ != null && this.getClass() == p_119206_.getClass()) {
            Material material = (Material)p_119206_;
            return this.atlasLocation.equals(material.atlasLocation) && this.texture.equals(material.texture);
        } else {
            return false;
        }
    }

    @Override
    public int hashCode() {
        return Objects.hash(this.atlasLocation, this.texture);
    }

    @Override
    public String toString() {
        return "Material{atlasLocation=" + this.atlasLocation + ", texture=" + this.texture + "}";
    }
}