001package net.minecraft.client.renderer.tileentity;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005import net.minecraft.block.Block;
006import net.minecraft.client.renderer.RenderBlocks;
007import net.minecraft.client.renderer.Tessellator;
008import net.minecraft.client.renderer.entity.Render;
009import net.minecraft.client.renderer.entity.RenderItem;
010import net.minecraft.client.renderer.entity.RenderManager;
011import net.minecraft.client.renderer.texturefx.TextureCompassFX;
012import net.minecraft.entity.Entity;
013import net.minecraft.entity.item.EntityItem;
014import net.minecraft.entity.item.EntityItemFrame;
015import net.minecraft.entity.player.EntityPlayer;
016import net.minecraft.item.Item;
017import net.minecraft.item.ItemStack;
018import net.minecraft.util.Direction;
019import net.minecraft.util.MathHelper;
020import net.minecraft.world.storage.MapData;
021import org.lwjgl.opengl.GL11;
022
023@SideOnly(Side.CLIENT)
024public class RenderItemFrame extends Render
025{
026    private final RenderBlocks renderBlocksInstance = new RenderBlocks();
027
028    public void func_82404_a(EntityItemFrame par1EntityItemFrame, double par2, double par4, double par6, float par8, float par9)
029    {
030        GL11.glPushMatrix();
031        float var10 = (float)(par1EntityItemFrame.posX - par2) - 0.5F;
032        float var11 = (float)(par1EntityItemFrame.posY - par4) - 0.5F;
033        float var12 = (float)(par1EntityItemFrame.posZ - par6) - 0.5F;
034        int var13 = par1EntityItemFrame.xPosition + Direction.offsetX[par1EntityItemFrame.hangingDirection];
035        int var14 = par1EntityItemFrame.yPosition;
036        int var15 = par1EntityItemFrame.zPosition + Direction.offsetZ[par1EntityItemFrame.hangingDirection];
037        GL11.glTranslatef((float)var13 - var10, (float)var14 - var11, (float)var15 - var12);
038        this.renderFrameItemAsBlock(par1EntityItemFrame);
039        this.func_82402_b(par1EntityItemFrame);
040        GL11.glPopMatrix();
041    }
042
043    /**
044     * Render the item frame's item as a block.
045     */
046    private void renderFrameItemAsBlock(EntityItemFrame par1EntityItemFrame)
047    {
048        GL11.glPushMatrix();
049        GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.renderManager.renderEngine.getTexture("/terrain.png"));
050        GL11.glRotatef(par1EntityItemFrame.rotationYaw, 0.0F, 1.0F, 0.0F);
051        Block var2 = Block.planks;
052        float var3 = 0.0625F;
053        float var4 = 0.75F;
054        float var5 = var4 / 2.0F;
055        GL11.glPushMatrix();
056        this.renderBlocksInstance.overrideBlockBounds(0.0D, (double)(0.5F - var5 + 0.0625F), (double)(0.5F - var5 + 0.0625F), (double)(var3 * 0.5F), (double)(0.5F + var5 - 0.0625F), (double)(0.5F + var5 - 0.0625F));
057        this.renderBlocksInstance.setOverrideBlockTexture(185);
058        this.renderBlocksInstance.renderBlockAsItem(var2, 0, 1.0F);
059        this.renderBlocksInstance.clearOverrideBlockTexture();
060        this.renderBlocksInstance.unlockBlockBounds();
061        GL11.glPopMatrix();
062        this.renderBlocksInstance.setOverrideBlockTexture(214);
063        GL11.glPushMatrix();
064        this.renderBlocksInstance.overrideBlockBounds(0.0D, (double)(0.5F - var5), (double)(0.5F - var5), (double)(var3 + 1.0E-4F), (double)(var3 + 0.5F - var5), (double)(0.5F + var5));
065        this.renderBlocksInstance.renderBlockAsItem(var2, 0, 1.0F);
066        GL11.glPopMatrix();
067        GL11.glPushMatrix();
068        this.renderBlocksInstance.overrideBlockBounds(0.0D, (double)(0.5F + var5 - var3), (double)(0.5F - var5), (double)(var3 + 1.0E-4F), (double)(0.5F + var5), (double)(0.5F + var5));
069        this.renderBlocksInstance.renderBlockAsItem(var2, 0, 1.0F);
070        GL11.glPopMatrix();
071        GL11.glPushMatrix();
072        this.renderBlocksInstance.overrideBlockBounds(0.0D, (double)(0.5F - var5), (double)(0.5F - var5), (double)var3, (double)(0.5F + var5), (double)(var3 + 0.5F - var5));
073        this.renderBlocksInstance.renderBlockAsItem(var2, 0, 1.0F);
074        GL11.glPopMatrix();
075        GL11.glPushMatrix();
076        this.renderBlocksInstance.overrideBlockBounds(0.0D, (double)(0.5F - var5), (double)(0.5F + var5 - var3), (double)var3, (double)(0.5F + var5), (double)(0.5F + var5));
077        this.renderBlocksInstance.renderBlockAsItem(var2, 0, 1.0F);
078        GL11.glPopMatrix();
079        this.renderBlocksInstance.unlockBlockBounds();
080        this.renderBlocksInstance.clearOverrideBlockTexture();
081        GL11.glPopMatrix();
082    }
083
084    private void func_82402_b(EntityItemFrame par1EntityItemFrame)
085    {
086        ItemStack var2 = par1EntityItemFrame.getDisplayedItem();
087
088        if (var2 != null)
089        {
090            EntityItem var3 = new EntityItem(par1EntityItemFrame.worldObj, 0.0D, 0.0D, 0.0D, var2);
091            var3.getEntityItem().stackSize = 1;
092            var3.hoverStart = 0.0F;
093            GL11.glPushMatrix();
094            GL11.glTranslatef(-0.453125F * (float)Direction.offsetX[par1EntityItemFrame.hangingDirection], -0.18F, -0.453125F * (float)Direction.offsetZ[par1EntityItemFrame.hangingDirection]);
095            GL11.glRotatef(180.0F + par1EntityItemFrame.rotationYaw, 0.0F, 1.0F, 0.0F);
096            GL11.glRotatef((float)(-90 * par1EntityItemFrame.getRotation()), 0.0F, 0.0F, 1.0F);
097
098            switch (par1EntityItemFrame.getRotation())
099            {
100                case 1:
101                    GL11.glTranslatef(-0.16F, -0.16F, 0.0F);
102                    break;
103                case 2:
104                    GL11.glTranslatef(0.0F, -0.32F, 0.0F);
105                    break;
106                case 3:
107                    GL11.glTranslatef(0.16F, -0.16F, 0.0F);
108            }
109
110            if (var3.getEntityItem().getItem() == Item.map)
111            {
112                this.renderManager.renderEngine.bindTexture(this.renderManager.renderEngine.getTexture("/misc/mapbg.png"));
113                Tessellator var4 = Tessellator.instance;
114                GL11.glRotatef(180.0F, 0.0F, 1.0F, 0.0F);
115                GL11.glRotatef(180.0F, 0.0F, 0.0F, 1.0F);
116                GL11.glScalef(0.00390625F, 0.00390625F, 0.00390625F);
117                GL11.glTranslatef(-65.0F, -107.0F, -3.0F);
118                GL11.glNormal3f(0.0F, 0.0F, -1.0F);
119                var4.startDrawingQuads();
120                byte var5 = 7;
121                var4.addVertexWithUV((double)(0 - var5), (double)(128 + var5), 0.0D, 0.0D, 1.0D);
122                var4.addVertexWithUV((double)(128 + var5), (double)(128 + var5), 0.0D, 1.0D, 1.0D);
123                var4.addVertexWithUV((double)(128 + var5), (double)(0 - var5), 0.0D, 1.0D, 0.0D);
124                var4.addVertexWithUV((double)(0 - var5), (double)(0 - var5), 0.0D, 0.0D, 0.0D);
125                var4.draw();
126                MapData var6 = Item.map.getMapData(var3.getEntityItem(), par1EntityItemFrame.worldObj);
127
128                if (var6 != null)
129                {
130                    this.renderManager.itemRenderer.mapItemRenderer.renderMap((EntityPlayer)null, this.renderManager.renderEngine, var6);
131                }
132            }
133            else
134            {
135                if (var3.getEntityItem().getItem() == Item.compass)
136                {
137                    double var8 = TextureCompassFX.instance.field_76868_i;
138                    double var9 = TextureCompassFX.instance.field_76866_j;
139                    TextureCompassFX.instance.field_76868_i = 0.0D;
140                    TextureCompassFX.instance.field_76866_j = 0.0D;
141                    TextureCompassFX.func_82390_a(par1EntityItemFrame.posX, par1EntityItemFrame.posZ, (double)MathHelper.wrapAngleTo180_float((float)(180 + par1EntityItemFrame.hangingDirection * 90)), false, true);
142                    TextureCompassFX.instance.field_76868_i = var8;
143                    TextureCompassFX.instance.field_76866_j = var9;
144                    this.renderManager.renderEngine.updateDynamicTexture(TextureCompassFX.instance, -1);
145                }
146
147                RenderItem.field_82407_g = true;
148                RenderManager.instance.renderEntityWithPosYaw(var3, 0.0D, 0.0D, 0.0D, 0.0F, 0.0F);
149                RenderItem.field_82407_g = false;
150
151                if (var3.getEntityItem().getItem() == Item.compass)
152                {
153                    TextureCompassFX.instance.onTick();
154                    this.renderManager.renderEngine.updateDynamicTexture(TextureCompassFX.instance, -1);
155                }
156            }
157
158            GL11.glPopMatrix();
159        }
160    }
161
162    /**
163     * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
164     * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
165     * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
166     * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
167     */
168    public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
169    {
170        this.func_82404_a((EntityItemFrame)par1Entity, par2, par4, par6, par8, par9);
171    }
172}