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    public RenderSnowball(Item par1, int par2)
022    {
023        this.field_94151_a = par1;
024        this.field_94150_f = par2;
025    }
026
027    public RenderSnowball(Item par1)
028    {
029        this(par1, 0);
030    }
031
032    /**
033     * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
034     * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
035     * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
036     * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
037     */
038    public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
039    {
040        Icon icon = this.field_94151_a.getIconFromDamage(this.field_94150_f);
041
042        if (icon != null)
043        {
044            GL11.glPushMatrix();
045            GL11.glTranslatef((float)par2, (float)par4, (float)par6);
046            GL11.glEnable(GL12.GL_RESCALE_NORMAL);
047            GL11.glScalef(0.5F, 0.5F, 0.5F);
048            this.loadTexture("/gui/items.png");
049            Tessellator tessellator = Tessellator.instance;
050
051            if (icon == ItemPotion.func_94589_d("potion_splash"))
052            {
053                int i = PotionHelper.func_77915_a(((EntityPotion)par1Entity).getPotionDamage(), false);
054                float f2 = (float)(i >> 16 & 255) / 255.0F;
055                float f3 = (float)(i >> 8 & 255) / 255.0F;
056                float f4 = (float)(i & 255) / 255.0F;
057                GL11.glColor3f(f2, f3, f4);
058                GL11.glPushMatrix();
059                this.func_77026_a(tessellator, ItemPotion.func_94589_d("potion_contents"));
060                GL11.glPopMatrix();
061                GL11.glColor3f(1.0F, 1.0F, 1.0F);
062            }
063
064            this.func_77026_a(tessellator, icon);
065            GL11.glDisable(GL12.GL_RESCALE_NORMAL);
066            GL11.glPopMatrix();
067        }
068    }
069
070    private void func_77026_a(Tessellator par1Tessellator, Icon par2Icon)
071    {
072        float f = par2Icon.getMinU();
073        float f1 = par2Icon.getMaxU();
074        float f2 = par2Icon.getMinV();
075        float f3 = par2Icon.getMaxV();
076        float f4 = 1.0F;
077        float f5 = 0.5F;
078        float f6 = 0.25F;
079        GL11.glRotatef(180.0F - this.renderManager.playerViewY, 0.0F, 1.0F, 0.0F);
080        GL11.glRotatef(-this.renderManager.playerViewX, 1.0F, 0.0F, 0.0F);
081        par1Tessellator.startDrawingQuads();
082        par1Tessellator.setNormal(0.0F, 1.0F, 0.0F);
083        par1Tessellator.addVertexWithUV((double)(0.0F - f5), (double)(0.0F - f6), 0.0D, (double)f, (double)f3);
084        par1Tessellator.addVertexWithUV((double)(f4 - f5), (double)(0.0F - f6), 0.0D, (double)f1, (double)f3);
085        par1Tessellator.addVertexWithUV((double)(f4 - f5), (double)(f4 - f6), 0.0D, (double)f1, (double)f2);
086        par1Tessellator.addVertexWithUV((double)(0.0F - f5), (double)(f4 - f6), 0.0D, (double)f, (double)f2);
087        par1Tessellator.draw();
088    }
089}