001package net.minecraft.client.model;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005import net.minecraft.entity.Entity;
006import net.minecraft.util.MathHelper;
007import org.lwjgl.opengl.GL11;
008
009@SideOnly(Side.CLIENT)
010public class ModelQuadruped extends ModelBase
011{
012    public ModelRenderer head = new ModelRenderer(this, 0, 0);
013    public ModelRenderer body;
014    public ModelRenderer leg1;
015    public ModelRenderer leg2;
016    public ModelRenderer leg3;
017    public ModelRenderer leg4;
018    protected float field_78145_g = 8.0F;
019    protected float field_78151_h = 4.0F;
020
021    public ModelQuadruped(int par1, float par2)
022    {
023        this.head.addBox(-4.0F, -4.0F, -8.0F, 8, 8, 8, par2);
024        this.head.setRotationPoint(0.0F, (float)(18 - par1), -6.0F);
025        this.body = new ModelRenderer(this, 28, 8);
026        this.body.addBox(-5.0F, -10.0F, -7.0F, 10, 16, 8, par2);
027        this.body.setRotationPoint(0.0F, (float)(17 - par1), 2.0F);
028        this.leg1 = new ModelRenderer(this, 0, 16);
029        this.leg1.addBox(-2.0F, 0.0F, -2.0F, 4, par1, 4, par2);
030        this.leg1.setRotationPoint(-3.0F, (float)(24 - par1), 7.0F);
031        this.leg2 = new ModelRenderer(this, 0, 16);
032        this.leg2.addBox(-2.0F, 0.0F, -2.0F, 4, par1, 4, par2);
033        this.leg2.setRotationPoint(3.0F, (float)(24 - par1), 7.0F);
034        this.leg3 = new ModelRenderer(this, 0, 16);
035        this.leg3.addBox(-2.0F, 0.0F, -2.0F, 4, par1, 4, par2);
036        this.leg3.setRotationPoint(-3.0F, (float)(24 - par1), -5.0F);
037        this.leg4 = new ModelRenderer(this, 0, 16);
038        this.leg4.addBox(-2.0F, 0.0F, -2.0F, 4, par1, 4, par2);
039        this.leg4.setRotationPoint(3.0F, (float)(24 - par1), -5.0F);
040    }
041
042    /**
043     * Sets the models various rotation angles then renders the model.
044     */
045    public void render(Entity par1Entity, float par2, float par3, float par4, float par5, float par6, float par7)
046    {
047        this.setRotationAngles(par2, par3, par4, par5, par6, par7, par1Entity);
048
049        if (this.isChild)
050        {
051            float f6 = 2.0F;
052            GL11.glPushMatrix();
053            GL11.glTranslatef(0.0F, this.field_78145_g * par7, this.field_78151_h * par7);
054            this.head.render(par7);
055            GL11.glPopMatrix();
056            GL11.glPushMatrix();
057            GL11.glScalef(1.0F / f6, 1.0F / f6, 1.0F / f6);
058            GL11.glTranslatef(0.0F, 24.0F * par7, 0.0F);
059            this.body.render(par7);
060            this.leg1.render(par7);
061            this.leg2.render(par7);
062            this.leg3.render(par7);
063            this.leg4.render(par7);
064            GL11.glPopMatrix();
065        }
066        else
067        {
068            this.head.render(par7);
069            this.body.render(par7);
070            this.leg1.render(par7);
071            this.leg2.render(par7);
072            this.leg3.render(par7);
073            this.leg4.render(par7);
074        }
075    }
076
077    /**
078     * Sets the model's various rotation angles. For bipeds, par1 and par2 are used for animating the movement of arms
079     * and legs, where par1 represents the time(so that arms and legs swing back and forth) and par2 represents how
080     * "far" arms and legs can swing at most.
081     */
082    public void setRotationAngles(float par1, float par2, float par3, float par4, float par5, float par6, Entity par7Entity)
083    {
084        this.head.rotateAngleX = par5 / (180F / (float)Math.PI);
085        this.head.rotateAngleY = par4 / (180F / (float)Math.PI);
086        this.body.rotateAngleX = ((float)Math.PI / 2F);
087        this.leg1.rotateAngleX = MathHelper.cos(par1 * 0.6662F) * 1.4F * par2;
088        this.leg2.rotateAngleX = MathHelper.cos(par1 * 0.6662F + (float)Math.PI) * 1.4F * par2;
089        this.leg3.rotateAngleX = MathHelper.cos(par1 * 0.6662F + (float)Math.PI) * 1.4F * par2;
090        this.leg4.rotateAngleX = MathHelper.cos(par1 * 0.6662F) * 1.4F * par2;
091    }
092}