001package net.minecraft.client.renderer.entity;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005import net.minecraft.client.renderer.Tessellator;
006import net.minecraft.entity.Entity;
007import net.minecraft.entity.projectile.EntityPotion;
008import net.minecraft.item.Item;
009import net.minecraft.item.ItemPotion;
010import net.minecraft.potion.PotionHelper;
011import net.minecraft.util.Icon;
012import org.lwjgl.opengl.GL11;
013import org.lwjgl.opengl.GL12;
014
015@SideOnly(Side.CLIENT)
016public class RenderSnowball extends Render
017{
018    private Item field_94151_a;
019    private int field_94150_f;
020
021    /**
022     * Have the icon index (in items.png) that will be used to render the image. Currently, eggs and snowballs uses this
023     * classes.
024     */
025    private Icon itemIconIndex;
026
027    public RenderSnowball(Item par1, int par2)
028    {
029        this.field_94151_a = par1;
030        this.field_94150_f = par2;
031    }
032
033    public RenderSnowball(Item par1)
034    {
035        this(par1, 0);
036    }
037
038    /**
039     * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
040     * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
041     * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
042     * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
043     */
044    public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
045    {
046        if (this.itemIconIndex == null)
047        {
048            this.itemIconIndex = this.field_94151_a.getIconFromDamage(this.field_94150_f);
049        }
050
051        GL11.glPushMatrix();
052        GL11.glTranslatef((float)par2, (float)par4, (float)par6);
053        GL11.glEnable(GL12.GL_RESCALE_NORMAL);
054        GL11.glScalef(0.5F, 0.5F, 0.5F);
055        this.loadTexture("/gui/items.png");
056        Tessellator tessellator = Tessellator.instance;
057
058        if (this.itemIconIndex == ItemPotion.func_94589_d("potion_splash"))
059        {
060            int i = PotionHelper.func_77915_a(((EntityPotion)par1Entity).getPotionDamage(), false);
061            float f2 = (float)(i >> 16 & 255) / 255.0F;
062            float f3 = (float)(i >> 8 & 255) / 255.0F;
063            float f4 = (float)(i & 255) / 255.0F;
064            GL11.glColor3f(f2, f3, f4);
065            GL11.glPushMatrix();
066            this.func_77026_a(tessellator, ItemPotion.func_94589_d("potion_contents"));
067            GL11.glPopMatrix();
068            GL11.glColor3f(1.0F, 1.0F, 1.0F);
069        }
070
071        this.func_77026_a(tessellator, this.itemIconIndex);
072        GL11.glDisable(GL12.GL_RESCALE_NORMAL);
073        GL11.glPopMatrix();
074    }
075
076    private void func_77026_a(Tessellator par1Tessellator, Icon par2Icon)
077    {
078        float f = par2Icon.func_94209_e();
079        float f1 = par2Icon.func_94212_f();
080        float f2 = par2Icon.func_94206_g();
081        float f3 = par2Icon.func_94210_h();
082        float f4 = 1.0F;
083        float f5 = 0.5F;
084        float f6 = 0.25F;
085        GL11.glRotatef(180.0F - this.renderManager.playerViewY, 0.0F, 1.0F, 0.0F);
086        GL11.glRotatef(-this.renderManager.playerViewX, 1.0F, 0.0F, 0.0F);
087        par1Tessellator.startDrawingQuads();
088        par1Tessellator.setNormal(0.0F, 1.0F, 0.0F);
089        par1Tessellator.addVertexWithUV((double)(0.0F - f5), (double)(0.0F - f6), 0.0D, (double)f, (double)f3);
090        par1Tessellator.addVertexWithUV((double)(f4 - f5), (double)(0.0F - f6), 0.0D, (double)f1, (double)f3);
091        par1Tessellator.addVertexWithUV((double)(f4 - f5), (double)(f4 - f6), 0.0D, (double)f1, (double)f2);
092        par1Tessellator.addVertexWithUV((double)(0.0F - f5), (double)(f4 - f6), 0.0D, (double)f, (double)f2);
093        par1Tessellator.draw();
094    }
095}