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    import org.lwjgl.opengl.GL12;
007    
008    @SideOnly(Side.CLIENT)
009    public class RenderPainting extends Render
010    {
011        public void renderThePainting(EntityPainting par1EntityPainting, double par2, double par4, double par6, float par8, float par9)
012        {
013            GL11.glPushMatrix();
014            GL11.glTranslatef((float)par2, (float)par4, (float)par6);
015            GL11.glRotatef(par8, 0.0F, 1.0F, 0.0F);
016            GL11.glEnable(GL12.GL_RESCALE_NORMAL);
017            this.loadTexture("/art/kz.png");
018            EnumArt var10 = par1EntityPainting.art;
019            float var11 = 0.0625F;
020            GL11.glScalef(var11, var11, var11);
021            this.func_77010_a(par1EntityPainting, var10.sizeX, var10.sizeY, var10.offsetX, var10.offsetY);
022            GL11.glDisable(GL12.GL_RESCALE_NORMAL);
023            GL11.glPopMatrix();
024        }
025    
026        private void func_77010_a(EntityPainting par1EntityPainting, int par2, int par3, int par4, int par5)
027        {
028            float var6 = (float)(-par2) / 2.0F;
029            float var7 = (float)(-par3) / 2.0F;
030            float var8 = 0.5F;
031            float var9 = 0.75F;
032            float var10 = 0.8125F;
033            float var11 = 0.0F;
034            float var12 = 0.0625F;
035            float var13 = 0.75F;
036            float var14 = 0.8125F;
037            float var15 = 0.001953125F;
038            float var16 = 0.001953125F;
039            float var17 = 0.7519531F;
040            float var18 = 0.7519531F;
041            float var19 = 0.0F;
042            float var20 = 0.0625F;
043    
044            for (int var21 = 0; var21 < par2 / 16; ++var21)
045            {
046                for (int var22 = 0; var22 < par3 / 16; ++var22)
047                {
048                    float var23 = var6 + (float)((var21 + 1) * 16);
049                    float var24 = var6 + (float)(var21 * 16);
050                    float var25 = var7 + (float)((var22 + 1) * 16);
051                    float var26 = var7 + (float)(var22 * 16);
052                    this.func_77008_a(par1EntityPainting, (var23 + var24) / 2.0F, (var25 + var26) / 2.0F);
053                    float var27 = (float)(par4 + par2 - var21 * 16) / 256.0F;
054                    float var28 = (float)(par4 + par2 - (var21 + 1) * 16) / 256.0F;
055                    float var29 = (float)(par5 + par3 - var22 * 16) / 256.0F;
056                    float var30 = (float)(par5 + par3 - (var22 + 1) * 16) / 256.0F;
057                    Tessellator var31 = Tessellator.instance;
058                    var31.startDrawingQuads();
059                    var31.setNormal(0.0F, 0.0F, -1.0F);
060                    var31.addVertexWithUV((double)var23, (double)var26, (double)(-var8), (double)var28, (double)var29);
061                    var31.addVertexWithUV((double)var24, (double)var26, (double)(-var8), (double)var27, (double)var29);
062                    var31.addVertexWithUV((double)var24, (double)var25, (double)(-var8), (double)var27, (double)var30);
063                    var31.addVertexWithUV((double)var23, (double)var25, (double)(-var8), (double)var28, (double)var30);
064                    var31.setNormal(0.0F, 0.0F, 1.0F);
065                    var31.addVertexWithUV((double)var23, (double)var25, (double)var8, (double)var9, (double)var11);
066                    var31.addVertexWithUV((double)var24, (double)var25, (double)var8, (double)var10, (double)var11);
067                    var31.addVertexWithUV((double)var24, (double)var26, (double)var8, (double)var10, (double)var12);
068                    var31.addVertexWithUV((double)var23, (double)var26, (double)var8, (double)var9, (double)var12);
069                    var31.setNormal(0.0F, 1.0F, 0.0F);
070                    var31.addVertexWithUV((double)var23, (double)var25, (double)(-var8), (double)var13, (double)var15);
071                    var31.addVertexWithUV((double)var24, (double)var25, (double)(-var8), (double)var14, (double)var15);
072                    var31.addVertexWithUV((double)var24, (double)var25, (double)var8, (double)var14, (double)var16);
073                    var31.addVertexWithUV((double)var23, (double)var25, (double)var8, (double)var13, (double)var16);
074                    var31.setNormal(0.0F, -1.0F, 0.0F);
075                    var31.addVertexWithUV((double)var23, (double)var26, (double)var8, (double)var13, (double)var15);
076                    var31.addVertexWithUV((double)var24, (double)var26, (double)var8, (double)var14, (double)var15);
077                    var31.addVertexWithUV((double)var24, (double)var26, (double)(-var8), (double)var14, (double)var16);
078                    var31.addVertexWithUV((double)var23, (double)var26, (double)(-var8), (double)var13, (double)var16);
079                    var31.setNormal(-1.0F, 0.0F, 0.0F);
080                    var31.addVertexWithUV((double)var23, (double)var25, (double)var8, (double)var18, (double)var19);
081                    var31.addVertexWithUV((double)var23, (double)var26, (double)var8, (double)var18, (double)var20);
082                    var31.addVertexWithUV((double)var23, (double)var26, (double)(-var8), (double)var17, (double)var20);
083                    var31.addVertexWithUV((double)var23, (double)var25, (double)(-var8), (double)var17, (double)var19);
084                    var31.setNormal(1.0F, 0.0F, 0.0F);
085                    var31.addVertexWithUV((double)var24, (double)var25, (double)(-var8), (double)var18, (double)var19);
086                    var31.addVertexWithUV((double)var24, (double)var26, (double)(-var8), (double)var18, (double)var20);
087                    var31.addVertexWithUV((double)var24, (double)var26, (double)var8, (double)var17, (double)var20);
088                    var31.addVertexWithUV((double)var24, (double)var25, (double)var8, (double)var17, (double)var19);
089                    var31.draw();
090                }
091            }
092        }
093    
094        private void func_77008_a(EntityPainting par1EntityPainting, float par2, float par3)
095        {
096            int var4 = MathHelper.floor_double(par1EntityPainting.posX);
097            int var5 = MathHelper.floor_double(par1EntityPainting.posY + (double)(par3 / 16.0F));
098            int var6 = MathHelper.floor_double(par1EntityPainting.posZ);
099    
100            if (par1EntityPainting.field_82332_a == 2)
101            {
102                var4 = MathHelper.floor_double(par1EntityPainting.posX + (double)(par2 / 16.0F));
103            }
104    
105            if (par1EntityPainting.field_82332_a == 1)
106            {
107                var6 = MathHelper.floor_double(par1EntityPainting.posZ - (double)(par2 / 16.0F));
108            }
109    
110            if (par1EntityPainting.field_82332_a == 0)
111            {
112                var4 = MathHelper.floor_double(par1EntityPainting.posX - (double)(par2 / 16.0F));
113            }
114    
115            if (par1EntityPainting.field_82332_a == 3)
116            {
117                var6 = MathHelper.floor_double(par1EntityPainting.posZ + (double)(par2 / 16.0F));
118            }
119    
120            int var7 = this.renderManager.worldObj.getLightBrightnessForSkyBlocks(var4, var5, var6, 0);
121            int var8 = var7 % 65536;
122            int var9 = var7 / 65536;
123            OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, (float)var8, (float)var9);
124            GL11.glColor3f(1.0F, 1.0F, 1.0F);
125        }
126    
127        /**
128         * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
129         * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
130         * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
131         * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
132         */
133        public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
134        {
135            this.renderThePainting((EntityPainting)par1Entity, par2, par4, par6, par8, par9);
136        }
137    }