Code/net/minecraft/client/model/RavagerModel.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.minecraft.client.renderer.entity.state.RavagerRenderState;
import net.minecraft.util.Mth;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.api.distmarker.OnlyIn;

@OnlyIn(Dist.CLIENT)
public class RavagerModel extends EntityModel<RavagerRenderState> {
    private final ModelPart head;
    private final ModelPart mouth;
    private final ModelPart rightHindLeg;
    private final ModelPart leftHindLeg;
    private final ModelPart rightFrontLeg;
    private final ModelPart leftFrontLeg;
    private final ModelPart neck;

    public RavagerModel(ModelPart p_170889_) {
        super(p_170889_);
        this.neck = p_170889_.getChild("neck");
        this.head = this.neck.getChild("head");
        this.mouth = this.head.getChild("mouth");
        this.rightHindLeg = p_170889_.getChild("right_hind_leg");
        this.leftHindLeg = p_170889_.getChild("left_hind_leg");
        this.rightFrontLeg = p_170889_.getChild("right_front_leg");
        this.leftFrontLeg = p_170889_.getChild("left_front_leg");
    }

    public static LayerDefinition createBodyLayer() {
        MeshDefinition meshdefinition = new MeshDefinition();
        PartDefinition partdefinition = meshdefinition.getRoot();
        int i = 16;
        PartDefinition partdefinition1 = partdefinition.addOrReplaceChild(
            "neck", CubeListBuilder.create().texOffs(68, 73).addBox(-5.0F, -1.0F, -18.0F, 10.0F, 10.0F, 18.0F), PartPose.offset(0.0F, -7.0F, 5.5F)
        );
        PartDefinition partdefinition2 = partdefinition1.addOrReplaceChild(
            "head",
            CubeListBuilder.create()
                .texOffs(0, 0)
                .addBox(-8.0F, -20.0F, -14.0F, 16.0F, 20.0F, 16.0F)
                .texOffs(0, 0)
                .addBox(-2.0F, -6.0F, -18.0F, 4.0F, 8.0F, 4.0F),
            PartPose.offset(0.0F, 16.0F, -17.0F)
        );
        partdefinition2.addOrReplaceChild(
            "right_horn",
            CubeListBuilder.create().texOffs(74, 55).addBox(0.0F, -14.0F, -2.0F, 2.0F, 14.0F, 4.0F),
            PartPose.offsetAndRotation(-10.0F, -14.0F, -8.0F, 1.0995574F, 0.0F, 0.0F)
        );
        partdefinition2.addOrReplaceChild(
            "left_horn",
            CubeListBuilder.create().texOffs(74, 55).mirror().addBox(0.0F, -14.0F, -2.0F, 2.0F, 14.0F, 4.0F),
            PartPose.offsetAndRotation(8.0F, -14.0F, -8.0F, 1.0995574F, 0.0F, 0.0F)
        );
        partdefinition2.addOrReplaceChild(
            "mouth", CubeListBuilder.create().texOffs(0, 36).addBox(-8.0F, 0.0F, -16.0F, 16.0F, 3.0F, 16.0F), PartPose.offset(0.0F, -2.0F, 2.0F)
        );
        partdefinition.addOrReplaceChild(
            "body",
            CubeListBuilder.create()
                .texOffs(0, 55)
                .addBox(-7.0F, -10.0F, -7.0F, 14.0F, 16.0F, 20.0F)
                .texOffs(0, 91)
                .addBox(-6.0F, 6.0F, -7.0F, 12.0F, 13.0F, 18.0F),
            PartPose.offsetAndRotation(0.0F, 1.0F, 2.0F, (float) (Math.PI / 2), 0.0F, 0.0F)
        );
        partdefinition.addOrReplaceChild(
            "right_hind_leg",
            CubeListBuilder.create().texOffs(96, 0).addBox(-4.0F, 0.0F, -4.0F, 8.0F, 37.0F, 8.0F),
            PartPose.offset(-8.0F, -13.0F, 18.0F)
        );
        partdefinition.addOrReplaceChild(
            "left_hind_leg",
            CubeListBuilder.create().texOffs(96, 0).mirror().addBox(-4.0F, 0.0F, -4.0F, 8.0F, 37.0F, 8.0F),
            PartPose.offset(8.0F, -13.0F, 18.0F)
        );
        partdefinition.addOrReplaceChild(
            "right_front_leg",
            CubeListBuilder.create().texOffs(64, 0).addBox(-4.0F, 0.0F, -4.0F, 8.0F, 37.0F, 8.0F),
            PartPose.offset(-8.0F, -13.0F, -5.0F)
        );
        partdefinition.addOrReplaceChild(
            "left_front_leg",
            CubeListBuilder.create().texOffs(64, 0).mirror().addBox(-4.0F, 0.0F, -4.0F, 8.0F, 37.0F, 8.0F),
            PartPose.offset(8.0F, -13.0F, -5.0F)
        );
        return LayerDefinition.create(meshdefinition, 128, 128);
    }

    public void setupAnim(RavagerRenderState p_369901_) {
        super.setupAnim(p_369901_);
        float f = p_369901_.stunnedTicksRemaining;
        float f1 = p_369901_.attackTicksRemaining;
        int i = 10;
        if (f1 > 0.0F) {
            float f2 = Mth.triangleWave(f1, 10.0F);
            float f3 = (1.0F + f2) * 0.5F;
            float f4 = f3 * f3 * f3 * 12.0F;
            float f5 = f4 * Mth.sin(this.neck.xRot);
            this.neck.z = -6.5F + f4;
            this.neck.y = -7.0F - f5;
            if (f1 > 5.0F) {
                this.mouth.xRot = Mth.sin((-4.0F + f1) / 4.0F) * (float) Math.PI * 0.4F;
            } else {
                this.mouth.xRot = (float) (Math.PI / 20) * Mth.sin((float) Math.PI * f1 / 10.0F);
            }
        } else {
            float f6 = -1.0F;
            float f8 = -1.0F * Mth.sin(this.neck.xRot);
            this.neck.x = 0.0F;
            this.neck.y = -7.0F - f8;
            this.neck.z = 5.5F;
            boolean flag = f > 0.0F;
            this.neck.xRot = flag ? 0.21991149F : 0.0F;
            this.mouth.xRot = (float) Math.PI * (flag ? 0.05F : 0.01F);
            if (flag) {
                double d0 = f / 40.0;
                this.neck.x = (float)Math.sin(d0 * 10.0) * 3.0F;
            } else if (p_369901_.roarAnimation > 0.0) {
                float f10 = Mth.sin(p_369901_.roarAnimation * (float) Math.PI * 0.25F);
                this.mouth.xRot = (float) (Math.PI / 2) * f10;
            }
        }

        this.head.xRot = p_369901_.xRot * (float) (Math.PI / 180.0);
        this.head.yRot = p_369901_.yRot * (float) (Math.PI / 180.0);
        float f7 = p_369901_.walkAnimationPos;
        float f9 = 0.4F * p_369901_.walkAnimationSpeed;
        this.rightHindLeg.xRot = Mth.cos(f7 * 0.6662F) * f9;
        this.leftHindLeg.xRot = Mth.cos(f7 * 0.6662F + (float) Math.PI) * f9;
        this.rightFrontLeg.xRot = Mth.cos(f7 * 0.6662F + (float) Math.PI) * f9;
        this.leftFrontLeg.xRot = Mth.cos(f7 * 0.6662F) * f9;
    }
}