    001package net.minecraft.client.renderer.tileentity;
    002
    003import cpw.mods.fml.relauncher.Side;
    004import cpw.mods.fml.relauncher.SideOnly;
    005import java.util.HashMap;
    006import java.util.Iterator;
    007import java.util.Map;
    008import net.minecraft.client.gui.FontRenderer;
    009import net.minecraft.client.renderer.OpenGlHelper;
    010import net.minecraft.client.renderer.RenderEngine;
    011import net.minecraft.client.renderer.entity.RenderEnchantmentTable;
    012import net.minecraft.entity.EntityLiving;
    013import net.minecraft.tileentity.TileEntity;
    014import net.minecraft.tileentity.TileEntityBeacon;
    015import net.minecraft.tileentity.TileEntityChest;
    016import net.minecraft.tileentity.TileEntityEnchantmentTable;
    017import net.minecraft.tileentity.TileEntityEndPortal;
    018import net.minecraft.tileentity.TileEntityEnderChest;
    019import net.minecraft.tileentity.TileEntityMobSpawner;
    020import net.minecraft.tileentity.TileEntityPiston;
    021import net.minecraft.tileentity.TileEntitySign;
    022import net.minecraft.tileentity.TileEntitySkull;
    023import net.minecraft.world.World;
    024import org.lwjgl.opengl.GL11;
    025
    026@SideOnly(Side.CLIENT)
    027public class TileEntityRenderer
    028{
    029    /**
    030     * A mapping of TileEntitySpecialRenderers used for each TileEntity that has one
    031     */
    032    public Map specialRendererMap = new HashMap();
    033
    034    /** The static instance of TileEntityRenderer */
    035    public static TileEntityRenderer instance = new TileEntityRenderer();
    036
    037    /** The FontRenderer instance used by the TileEntityRenderer */
    038    private FontRenderer fontRenderer;
    039
    040    /** The player's current X position (same as playerX) */
    041    public static double staticPlayerX;
    042
    043    /** The player's current Y position (same as playerY) */
    044    public static double staticPlayerY;
    045
    046    /** The player's current Z position (same as playerZ) */
    047    public static double staticPlayerZ;
    048
    049    /** The RenderEngine instance used by the TileEntityRenderer */
    050    public RenderEngine renderEngine;
    051
    052    /** Reference to the World object. */
    053    public World worldObj;
    054    public EntityLiving entityLivingPlayer;
    055    public float playerYaw;
    056    public float playerPitch;
    057
    058    /** The player's X position in this rendering context */
    059    public double playerX;
    060
    061    /** The player's Y position in this rendering context */
    062    public double playerY;
    063
    064    /** The player's Z position in this rendering context */
    065    public double playerZ;
    066
    067    private TileEntityRenderer()
    068    {
    069        this.specialRendererMap.put(TileEntitySign.class, new TileEntitySignRenderer());
    070        this.specialRendererMap.put(TileEntityMobSpawner.class, new TileEntityMobSpawnerRenderer());
    071        this.specialRendererMap.put(TileEntityPiston.class, new TileEntityRendererPiston());
    072        this.specialRendererMap.put(TileEntityChest.class, new TileEntityChestRenderer());
    073        this.specialRendererMap.put(TileEntityEnderChest.class, new TileEntityEnderChestRenderer());
    074        this.specialRendererMap.put(TileEntityEnchantmentTable.class, new RenderEnchantmentTable());
    075        this.specialRendererMap.put(TileEntityEndPortal.class, new RenderEndPortal());
    076        this.specialRendererMap.put(TileEntityBeacon.class, new TileEntityBeaconRenderer());
    077        this.specialRendererMap.put(TileEntitySkull.class, new TileEntitySkullRenderer());
    078        Iterator var1 = this.specialRendererMap.values().iterator();
    079
    080        while (var1.hasNext())
    081        {
    082            TileEntitySpecialRenderer var2 = (TileEntitySpecialRenderer)var1.next();
    083            var2.setTileEntityRenderer(this);
    084        }
    085    }
    086
    087    /**
    088     * Returns the TileEntitySpecialRenderer used to render this TileEntity class, or null if it has no special renderer
    089     */
    090    public TileEntitySpecialRenderer getSpecialRendererForClass(Class par1Class)
    091    {
    092        TileEntitySpecialRenderer var2 = (TileEntitySpecialRenderer)this.specialRendererMap.get(par1Class);
    093
    094        if (var2 == null && par1Class != TileEntity.class)
    095        {
    096            var2 = this.getSpecialRendererForClass(par1Class.getSuperclass());
    097            this.specialRendererMap.put(par1Class, var2);
    098        }
    099
    100        return var2;
    101    }
    102
    103    /**
    104     * Returns true if this TileEntity instance has a TileEntitySpecialRenderer associated with it, false otherwise.
    105     */
    106    public boolean hasSpecialRenderer(TileEntity par1TileEntity)
    107    {
    108        return this.getSpecialRendererForEntity(par1TileEntity) != null;
    109    }
    110
    111    /**
    112     * Returns the TileEntitySpecialRenderer used to render this TileEntity instance, or null if it has no special
    113     * renderer
    114     */
    115    public TileEntitySpecialRenderer getSpecialRendererForEntity(TileEntity par1TileEntity)
    116    {
    117        return par1TileEntity == null ? null : this.getSpecialRendererForClass(par1TileEntity.getClass());
    118    }
    119
    120    /**
    121     * Caches several render-related references, including the active World, RenderEngine, FontRenderer, and the camera-
    122     * bound EntityLiving's interpolated pitch, yaw and position. Args: world, renderengine, fontrenderer, entityliving,
    123     * partialTickTime
    124     */
    125    public void cacheActiveRenderInfo(World par1World, RenderEngine par2RenderEngine, FontRenderer par3FontRenderer, EntityLiving par4EntityLiving, float par5)
    126    {
    127        if (this.worldObj != par1World)
    128        {
    129            this.setWorld(par1World);
    130        }
    131
    132        this.renderEngine = par2RenderEngine;
    133        this.entityLivingPlayer = par4EntityLiving;
    134        this.fontRenderer = par3FontRenderer;
    135        this.playerYaw = par4EntityLiving.prevRotationYaw + (par4EntityLiving.rotationYaw - par4EntityLiving.prevRotationYaw) * par5;
    136        this.playerPitch = par4EntityLiving.prevRotationPitch + (par4EntityLiving.rotationPitch - par4EntityLiving.prevRotationPitch) * par5;
    137        this.playerX = par4EntityLiving.lastTickPosX + (par4EntityLiving.posX - par4EntityLiving.lastTickPosX) * (double)par5;
    138        this.playerY = par4EntityLiving.lastTickPosY + (par4EntityLiving.posY - par4EntityLiving.lastTickPosY) * (double)par5;
    139        this.playerZ = par4EntityLiving.lastTickPosZ + (par4EntityLiving.posZ - par4EntityLiving.lastTickPosZ) * (double)par5;
    140    }
    141
    142    /**
    143     * Render this TileEntity at its current position from the player
    144     */
    145    public void renderTileEntity(TileEntity par1TileEntity, float par2)
    146    {
    147        if (par1TileEntity.getDistanceFrom(this.playerX, this.playerY, this.playerZ) < par1TileEntity.func_82115_m())
    148        {
    149            int var3 = this.worldObj.getLightBrightnessForSkyBlocks(par1TileEntity.xCoord, par1TileEntity.yCoord, par1TileEntity.zCoord, 0);
    150            int var4 = var3 % 65536;
    151            int var5 = var3 / 65536;
    152            OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, (float)var4 / 1.0F, (float)var5 / 1.0F);
    153            GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
    154            this.renderTileEntityAt(par1TileEntity, (double)par1TileEntity.xCoord - staticPlayerX, (double)par1TileEntity.yCoord - staticPlayerY, (double)par1TileEntity.zCoord - staticPlayerZ, par2);
    155        }
    156    }
    157
    158    /**
    159     * Render this TileEntity at a given set of coordinates
    160     */
    161    public void renderTileEntityAt(TileEntity par1TileEntity, double par2, double par4, double par6, float par8)
    162    {
    163        TileEntitySpecialRenderer var9 = this.getSpecialRendererForEntity(par1TileEntity);
    164
    165        if (var9 != null)
    166        {
    167            var9.renderTileEntityAt(par1TileEntity, par2, par4, par6, par8);
    168        }
    169    }
    170
    171    /**
    172     * Sets the world used by all TileEntitySpecialRender instances and notifies them of this change.
    173     */
    174    public void setWorld(World par1World)
    175    {
    176        this.worldObj = par1World;
    177        Iterator var2 = this.specialRendererMap.values().iterator();
    178
    179        while (var2.hasNext())
    180        {
    181            TileEntitySpecialRenderer var3 = (TileEntitySpecialRenderer)var2.next();
    182
    183            if (var3 != null)
    184            {
    185                var3.onWorldChange(par1World);
    186            }
    187        }
    188    }
    189
    190    public FontRenderer getFontRenderer()
    191    {
    192        return this.fontRenderer;
    193    }
    194}