src/game/java/net/minecraft/client/model/BoatModel.java

package net.minecraft.client.model;

import net.minecraft.client.model.geom.ModelPart;
import net.minecraft.client.model.geom.PartPose;
import net.minecraft.client.model.geom.builders.CubeListBuilder;
import net.minecraft.client.model.geom.builders.LayerDefinition;
import net.minecraft.client.model.geom.builders.MeshDefinition;
import net.minecraft.client.model.geom.builders.PartDefinition;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.api.distmarker.OnlyIn;

@OnlyIn(Dist.CLIENT)
public class BoatModel extends AbstractBoatModel {
    private static final int BOTTOM_WIDTH = 28;
    private static final int WIDTH = 32;
    private static final int DEPTH = 6;
    private static final int LENGTH = 20;
    private static final int Y_OFFSET = 4;
    private static final String WATER_PATCH = "water_patch";
    private static final String BACK = "back";
    private static final String FRONT = "front";
    private static final String RIGHT = "right";
    private static final String LEFT = "left";

    public BoatModel(ModelPart p_250599_) {
        super(p_250599_);
    }

    private static void addCommonParts(PartDefinition p_360900_) {
        int i = 16;
        int j = 14;
        int k = 10;
        p_360900_.addOrReplaceChild(
            "bottom",
            CubeListBuilder.create().texOffs(0, 0).addBox(-14.0F, -9.0F, -3.0F, 28.0F, 16.0F, 3.0F),
            PartPose.offsetAndRotation(0.0F, 3.0F, 1.0F, (float) (Math.PI / 2), 0.0F, 0.0F)
        );
        p_360900_.addOrReplaceChild(
            "back",
            CubeListBuilder.create().texOffs(0, 19).addBox(-13.0F, -7.0F, -1.0F, 18.0F, 6.0F, 2.0F),
            PartPose.offsetAndRotation(-15.0F, 4.0F, 4.0F, 0.0F, (float) (Math.PI * 3.0 / 2.0), 0.0F)
        );
        p_360900_.addOrReplaceChild(
            "front",
            CubeListBuilder.create().texOffs(0, 27).addBox(-8.0F, -7.0F, -1.0F, 16.0F, 6.0F, 2.0F),
            PartPose.offsetAndRotation(15.0F, 4.0F, 0.0F, 0.0F, (float) (Math.PI / 2), 0.0F)
        );
        p_360900_.addOrReplaceChild(
            "right",
            CubeListBuilder.create().texOffs(0, 35).addBox(-14.0F, -7.0F, -1.0F, 28.0F, 6.0F, 2.0F),
            PartPose.offsetAndRotation(0.0F, 4.0F, -9.0F, 0.0F, (float) Math.PI, 0.0F)
        );
        p_360900_.addOrReplaceChild(
            "left", CubeListBuilder.create().texOffs(0, 43).addBox(-14.0F, -7.0F, -1.0F, 28.0F, 6.0F, 2.0F), PartPose.offset(0.0F, 4.0F, 9.0F)
        );
        int l = 20;
        int i1 = 7;
        int j1 = 6;
        float f = -5.0F;
        p_360900_.addOrReplaceChild(
            "left_paddle",
            CubeListBuilder.create().texOffs(62, 0).addBox(-1.0F, 0.0F, -5.0F, 2.0F, 2.0F, 18.0F).addBox(-1.001F, -3.0F, 8.0F, 1.0F, 6.0F, 7.0F),
            PartPose.offsetAndRotation(3.0F, -5.0F, 9.0F, 0.0F, 0.0F, (float) (Math.PI / 16))
        );
        p_360900_.addOrReplaceChild(
            "right_paddle",
            CubeListBuilder.create().texOffs(62, 20).addBox(-1.0F, 0.0F, -5.0F, 2.0F, 2.0F, 18.0F).addBox(0.001F, -3.0F, 8.0F, 1.0F, 6.0F, 7.0F),
            PartPose.offsetAndRotation(3.0F, -5.0F, -9.0F, 0.0F, (float) Math.PI, (float) (Math.PI / 16))
        );
    }

    public static LayerDefinition createBoatModel() {
        MeshDefinition meshdefinition = new MeshDefinition();
        PartDefinition partdefinition = meshdefinition.getRoot();
        addCommonParts(partdefinition);
        return LayerDefinition.create(meshdefinition, 128, 64);
    }

    public static LayerDefinition createChestBoatModel() {
        MeshDefinition meshdefinition = new MeshDefinition();
        PartDefinition partdefinition = meshdefinition.getRoot();
        addCommonParts(partdefinition);
        partdefinition.addOrReplaceChild(
            "chest_bottom",
            CubeListBuilder.create().texOffs(0, 76).addBox(0.0F, 0.0F, 0.0F, 12.0F, 8.0F, 12.0F),
            PartPose.offsetAndRotation(-2.0F, -5.0F, -6.0F, 0.0F, (float) (-Math.PI / 2), 0.0F)
        );
        partdefinition.addOrReplaceChild(
            "chest_lid",
            CubeListBuilder.create().texOffs(0, 59).addBox(0.0F, 0.0F, 0.0F, 12.0F, 4.0F, 12.0F),
            PartPose.offsetAndRotation(-2.0F, -9.0F, -6.0F, 0.0F, (float) (-Math.PI / 2), 0.0F)
        );
        partdefinition.addOrReplaceChild(
            "chest_lock",
            CubeListBuilder.create().texOffs(0, 59).addBox(0.0F, 0.0F, 0.0F, 2.0F, 4.0F, 1.0F),
            PartPose.offsetAndRotation(-1.0F, -6.0F, -1.0F, 0.0F, (float) (-Math.PI / 2), 0.0F)
        );
        return LayerDefinition.create(meshdefinition, 128, 128);
    }

    public static LayerDefinition createWaterPatch() {
        MeshDefinition meshdefinition = new MeshDefinition();
        PartDefinition partdefinition = meshdefinition.getRoot();
        partdefinition.addOrReplaceChild(
            "water_patch",
            CubeListBuilder.create().texOffs(0, 0).addBox(-14.0F, -9.0F, -3.0F, 28.0F, 16.0F, 3.0F),
            PartPose.offsetAndRotation(0.0F, -3.0F, 1.0F, (float) (Math.PI / 2), 0.0F, 0.0F)
        );
        return LayerDefinition.create(meshdefinition, 0, 0);
    }
}