src/game/java/net/minecraft/client/model/BeeModel.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.CubeDeformation;
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.MeshTransformer;
import net.minecraft.client.model.geom.builders.PartDefinition;
import net.minecraft.client.renderer.entity.state.BeeRenderState;
import net.minecraft.util.Mth;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.api.distmarker.OnlyIn;

@OnlyIn(Dist.CLIENT)
public class BeeModel extends EntityModel<BeeRenderState> {
    public static final MeshTransformer BABY_TRANSFORMER = MeshTransformer.scaling(0.5F);
    private static final String BONE = "bone";
    private static final String STINGER = "stinger";
    private static final String LEFT_ANTENNA = "left_antenna";
    private static final String RIGHT_ANTENNA = "right_antenna";
    private static final String FRONT_LEGS = "front_legs";
    private static final String MIDDLE_LEGS = "middle_legs";
    private static final String BACK_LEGS = "back_legs";
    private final ModelPart bone;
    private final ModelPart rightWing;
    private final ModelPart leftWing;
    private final ModelPart frontLeg;
    private final ModelPart midLeg;
    private final ModelPart backLeg;
    private final ModelPart stinger;
    private final ModelPart leftAntenna;
    private final ModelPart rightAntenna;
    private float rollAmount;

    public BeeModel(ModelPart p_170439_) {
        super(p_170439_);
        this.bone = p_170439_.getChild("bone");
        ModelPart modelpart = this.bone.getChild("body");
        this.stinger = modelpart.getChild("stinger");
        this.leftAntenna = modelpart.getChild("left_antenna");
        this.rightAntenna = modelpart.getChild("right_antenna");
        this.rightWing = this.bone.getChild("right_wing");
        this.leftWing = this.bone.getChild("left_wing");
        this.frontLeg = this.bone.getChild("front_legs");
        this.midLeg = this.bone.getChild("middle_legs");
        this.backLeg = this.bone.getChild("back_legs");
    }

    public static LayerDefinition createBodyLayer() {
        MeshDefinition meshdefinition = new MeshDefinition();
        PartDefinition partdefinition = meshdefinition.getRoot();
        PartDefinition partdefinition1 = partdefinition.addOrReplaceChild("bone", CubeListBuilder.create(), PartPose.offset(0.0F, 19.0F, 0.0F));
        PartDefinition partdefinition2 = partdefinition1.addOrReplaceChild(
            "body", CubeListBuilder.create().texOffs(0, 0).addBox(-3.5F, -4.0F, -5.0F, 7.0F, 7.0F, 10.0F), PartPose.ZERO
        );
        partdefinition2.addOrReplaceChild("stinger", CubeListBuilder.create().texOffs(26, 7).addBox(0.0F, -1.0F, 5.0F, 0.0F, 1.0F, 2.0F), PartPose.ZERO);
        partdefinition2.addOrReplaceChild(
            "left_antenna", CubeListBuilder.create().texOffs(2, 0).addBox(1.5F, -2.0F, -3.0F, 1.0F, 2.0F, 3.0F), PartPose.offset(0.0F, -2.0F, -5.0F)
        );
        partdefinition2.addOrReplaceChild(
            "right_antenna",
            CubeListBuilder.create().texOffs(2, 3).addBox(-2.5F, -2.0F, -3.0F, 1.0F, 2.0F, 3.0F),
            PartPose.offset(0.0F, -2.0F, -5.0F)
        );
        CubeDeformation cubedeformation = new CubeDeformation(0.001F);
        partdefinition1.addOrReplaceChild(
            "right_wing",
            CubeListBuilder.create().texOffs(0, 18).addBox(-9.0F, 0.0F, 0.0F, 9.0F, 0.0F, 6.0F, cubedeformation),
            PartPose.offsetAndRotation(-1.5F, -4.0F, -3.0F, 0.0F, -0.2618F, 0.0F)
        );
        partdefinition1.addOrReplaceChild(
            "left_wing",
            CubeListBuilder.create().texOffs(0, 18).mirror().addBox(0.0F, 0.0F, 0.0F, 9.0F, 0.0F, 6.0F, cubedeformation),
            PartPose.offsetAndRotation(1.5F, -4.0F, -3.0F, 0.0F, 0.2618F, 0.0F)
        );
        partdefinition1.addOrReplaceChild(
            "front_legs", CubeListBuilder.create().addBox("front_legs", -5.0F, 0.0F, 0.0F, 7, 2, 0, 26, 1), PartPose.offset(1.5F, 3.0F, -2.0F)
        );
        partdefinition1.addOrReplaceChild(
            "middle_legs", CubeListBuilder.create().addBox("middle_legs", -5.0F, 0.0F, 0.0F, 7, 2, 0, 26, 3), PartPose.offset(1.5F, 3.0F, 0.0F)
        );
        partdefinition1.addOrReplaceChild(
            "back_legs", CubeListBuilder.create().addBox("back_legs", -5.0F, 0.0F, 0.0F, 7, 2, 0, 26, 5), PartPose.offset(1.5F, 3.0F, 2.0F)
        );
        return LayerDefinition.create(meshdefinition, 64, 64);
    }

    public void setupAnim(BeeRenderState p_362470_) {
        super.setupAnim(p_362470_);
        this.rollAmount = p_362470_.rollAmount;
        this.stinger.visible = p_362470_.hasStinger;
        if (!p_362470_.isOnGround) {
            float f = p_362470_.ageInTicks * 120.32113F * (float) (Math.PI / 180.0);
            this.rightWing.yRot = 0.0F;
            this.rightWing.zRot = Mth.cos(f) * (float) Math.PI * 0.15F;
            this.leftWing.xRot = this.rightWing.xRot;
            this.leftWing.yRot = this.rightWing.yRot;
            this.leftWing.zRot = -this.rightWing.zRot;
            this.frontLeg.xRot = (float) (Math.PI / 4);
            this.midLeg.xRot = (float) (Math.PI / 4);
            this.backLeg.xRot = (float) (Math.PI / 4);
        }

        if (!p_362470_.isAngry && !p_362470_.isOnGround) {
            float f1 = Mth.cos(p_362470_.ageInTicks * 0.18F);
            this.bone.xRot = 0.1F + f1 * (float) Math.PI * 0.025F;
            this.leftAntenna.xRot = f1 * (float) Math.PI * 0.03F;
            this.rightAntenna.xRot = f1 * (float) Math.PI * 0.03F;
            this.frontLeg.xRot = -f1 * (float) Math.PI * 0.1F + (float) (Math.PI / 8);
            this.backLeg.xRot = -f1 * (float) Math.PI * 0.05F + (float) (Math.PI / 4);
            this.bone.y = this.bone.y - Mth.cos(p_362470_.ageInTicks * 0.18F) * 0.9F;
        }

        if (this.rollAmount > 0.0F) {
            this.bone.xRot = Mth.rotLerpRad(this.rollAmount, this.bone.xRot, 3.0915928F);
        }
    }
}