001    package net.minecraft.src;
002    
003    import cpw.mods.fml.common.Side;
004    import cpw.mods.fml.common.asm.SideOnly;
005    import org.lwjgl.opengl.GL11;
006    
007    @SideOnly(Side.CLIENT)
008    public class RenderItemFrame extends Render
009    {
010        private final RenderBlocks field_82405_a = new RenderBlocks();
011    
012        public void func_82404_a(EntityItemFrame par1EntityItemFrame, double par2, double par4, double par6, float par8, float par9)
013        {
014            GL11.glPushMatrix();
015            float var10 = (float)(par1EntityItemFrame.posX - par2) - 0.5F;
016            float var11 = (float)(par1EntityItemFrame.posY - par4) - 0.5F;
017            float var12 = (float)(par1EntityItemFrame.posZ - par6) - 0.5F;
018            int var13 = par1EntityItemFrame.xPosition + Direction.offsetX[par1EntityItemFrame.field_82332_a];
019            int var14 = par1EntityItemFrame.yPosition;
020            int var15 = par1EntityItemFrame.zPosition + Direction.offsetZ[par1EntityItemFrame.field_82332_a];
021            GL11.glTranslatef((float)var13 - var10, (float)var14 - var11, (float)var15 - var12);
022            this.renderFrameItemAsBlock(par1EntityItemFrame);
023            this.func_82402_b(par1EntityItemFrame);
024            GL11.glPopMatrix();
025        }
026    
027        /**
028         * Render the item frame's item as a block.
029         */
030        private void renderFrameItemAsBlock(EntityItemFrame par1EntityItemFrame)
031        {
032            GL11.glPushMatrix();
033            GL11.glBindTexture(GL11.GL_TEXTURE_2D, this.renderManager.renderEngine.getTexture("/terrain.png"));
034            GL11.glRotatef(par1EntityItemFrame.rotationYaw, 0.0F, 1.0F, 0.0F);
035            Block var2 = Block.planks;
036            float var3 = 0.0625F;
037            float var4 = 0.75F;
038            float var5 = var4 / 2.0F;
039            GL11.glPushMatrix();
040            this.field_82405_a.func_83019_b(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));
041            this.field_82405_a.func_82774_a(185);
042            this.field_82405_a.renderBlockAsItem(var2, 0, 1.0F);
043            this.field_82405_a.clearOverrideBlockTexture();
044            this.field_82405_a.func_83017_b();
045            GL11.glPopMatrix();
046            this.field_82405_a.func_82774_a(214);
047            GL11.glPushMatrix();
048            this.field_82405_a.func_83019_b(0.0D, (double)(0.5F - var5), (double)(0.5F - var5), (double)(var3 + 1.0E-4F), (double)(var3 + 0.5F - var5), (double)(0.5F + var5));
049            this.field_82405_a.renderBlockAsItem(var2, 0, 1.0F);
050            GL11.glPopMatrix();
051            GL11.glPushMatrix();
052            this.field_82405_a.func_83019_b(0.0D, (double)(0.5F + var5 - var3), (double)(0.5F - var5), (double)(var3 + 1.0E-4F), (double)(0.5F + var5), (double)(0.5F + var5));
053            this.field_82405_a.renderBlockAsItem(var2, 0, 1.0F);
054            GL11.glPopMatrix();
055            GL11.glPushMatrix();
056            this.field_82405_a.func_83019_b(0.0D, (double)(0.5F - var5), (double)(0.5F - var5), (double)var3, (double)(0.5F + var5), (double)(var3 + 0.5F - var5));
057            this.field_82405_a.renderBlockAsItem(var2, 0, 1.0F);
058            GL11.glPopMatrix();
059            GL11.glPushMatrix();
060            this.field_82405_a.func_83019_b(0.0D, (double)(0.5F - var5), (double)(0.5F + var5 - var3), (double)var3, (double)(0.5F + var5), (double)(0.5F + var5));
061            this.field_82405_a.renderBlockAsItem(var2, 0, 1.0F);
062            GL11.glPopMatrix();
063            this.field_82405_a.func_83017_b();
064            this.field_82405_a.clearOverrideBlockTexture();
065            GL11.glPopMatrix();
066        }
067    
068        private void func_82402_b(EntityItemFrame par1EntityItemFrame)
069        {
070            ItemStack var2 = par1EntityItemFrame.func_82335_i();
071    
072            if (var2 != null)
073            {
074                EntityItem var3 = new EntityItem(par1EntityItemFrame.worldObj, 0.0D, 0.0D, 0.0D, var2);
075                var3.item.stackSize = 1;
076                var3.hoverStart = 0.0F;
077                GL11.glPushMatrix();
078                GL11.glTranslatef(-0.453125F * (float)Direction.offsetX[par1EntityItemFrame.field_82332_a], -0.18F, -0.453125F * (float)Direction.offsetZ[par1EntityItemFrame.field_82332_a]);
079                GL11.glRotatef(180.0F + par1EntityItemFrame.rotationYaw, 0.0F, 1.0F, 0.0F);
080                GL11.glRotatef((float)(-90 * par1EntityItemFrame.getRotation()), 0.0F, 0.0F, 1.0F);
081    
082                switch (par1EntityItemFrame.getRotation())
083                {
084                    case 1:
085                        GL11.glTranslatef(-0.16F, -0.16F, 0.0F);
086                        break;
087                    case 2:
088                        GL11.glTranslatef(0.0F, -0.32F, 0.0F);
089                        break;
090                    case 3:
091                        GL11.glTranslatef(0.16F, -0.16F, 0.0F);
092                }
093    
094                if (var3.item.getItem() == Item.map)
095                {
096                    this.renderManager.renderEngine.bindTexture(this.renderManager.renderEngine.getTexture("/misc/mapbg.png"));
097                    Tessellator var4 = Tessellator.instance;
098                    GL11.glRotatef(180.0F, 0.0F, 1.0F, 0.0F);
099                    GL11.glRotatef(180.0F, 0.0F, 0.0F, 1.0F);
100                    GL11.glScalef(0.00390625F, 0.00390625F, 0.00390625F);
101                    GL11.glTranslatef(-65.0F, -107.0F, -1.0F);
102                    GL11.glNormal3f(0.0F, 0.0F, -1.0F);
103                    var4.startDrawingQuads();
104                    byte var5 = 7;
105                    var4.addVertexWithUV((double)(0 - var5), (double)(128 + var5), 0.0D, 0.0D, 1.0D);
106                    var4.addVertexWithUV((double)(128 + var5), (double)(128 + var5), 0.0D, 1.0D, 1.0D);
107                    var4.addVertexWithUV((double)(128 + var5), (double)(0 - var5), 0.0D, 1.0D, 0.0D);
108                    var4.addVertexWithUV((double)(0 - var5), (double)(0 - var5), 0.0D, 0.0D, 0.0D);
109                    var4.draw();
110                    MapData var6 = Item.map.getMapData(var3.item, par1EntityItemFrame.worldObj);
111    
112                    if (var6 != null)
113                    {
114                        this.renderManager.itemRenderer.mapItemRenderer.renderMap((EntityPlayer)null, this.renderManager.renderEngine, var6);
115                    }
116                }
117                else
118                {
119                    if (var3.item.getItem() == Item.compass)
120                    {
121                        double var8 = TextureCompassFX.field_82391_c.field_76868_i;
122                        double var10 = TextureCompassFX.field_82391_c.field_76866_j;
123                        TextureCompassFX.field_82391_c.field_76868_i = 0.0D;
124                        TextureCompassFX.field_82391_c.field_76866_j = 0.0D;
125                        TextureCompassFX.func_82390_a(par1EntityItemFrame.posX, par1EntityItemFrame.posZ, (double)MathHelper.wrapAngleTo180_float((float)(180 + par1EntityItemFrame.field_82332_a * 90)), false, true);
126                        TextureCompassFX.field_82391_c.field_76868_i = var8;
127                        TextureCompassFX.field_82391_c.field_76866_j = var10;
128                        this.renderManager.renderEngine.func_82772_a(TextureCompassFX.field_82391_c, -1);
129                    }
130    
131                    float var9 = this.renderManager.playerViewY;
132                    this.renderManager.playerViewY = 180.0F;
133                    RenderItem.field_82407_g = true;
134                    RenderManager.instance.renderEntityWithPosYaw(var3, 0.0D, 0.0D, 0.0D, 0.0F, 0.0F);
135                    RenderItem.field_82407_g = false;
136                    this.renderManager.playerViewY = var9;
137                    GL11.glEnable(GL11.GL_LIGHTING);
138    
139                    if (var3.item.getItem() == Item.compass)
140                    {
141                        TextureCompassFX.field_82391_c.onTick();
142                        this.renderManager.renderEngine.func_82772_a(TextureCompassFX.field_82391_c, -1);
143                    }
144                }
145    
146                GL11.glPopMatrix();
147            }
148        }
149    
150        /**
151         * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
152         * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
153         * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
154         * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
155         */
156        public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
157        {
158            this.func_82404_a((EntityItemFrame)par1Entity, par2, par4, par6, par8, par9);
159        }
160    }