001    package net.minecraft.src;
002    
003    import cpw.mods.fml.common.Side;
004    import cpw.mods.fml.common.asm.SideOnly;
005    import java.util.Random;
006    import org.lwjgl.opengl.GL11;
007    import org.lwjgl.opengl.GL12;
008    
009    @SideOnly(Side.CLIENT)
010    public class RenderPainting extends Render
011    {
012        /** RNG. */
013        private Random rand = new Random();
014    
015        public void renderThePainting(EntityPainting par1EntityPainting, double par2, double par4, double par6, float par8, float par9)
016        {
017            this.rand.setSeed(187L);
018            GL11.glPushMatrix();
019            GL11.glTranslatef((float)par2, (float)par4, (float)par6);
020            GL11.glRotatef(par8, 0.0F, 1.0F, 0.0F);
021            GL11.glEnable(GL12.GL_RESCALE_NORMAL);
022            this.loadTexture("/art/kz.png");
023            EnumArt var10 = par1EntityPainting.art;
024            float var11 = 0.0625F;
025            GL11.glScalef(var11, var11, var11);
026            this.func_77010_a(par1EntityPainting, var10.sizeX, var10.sizeY, var10.offsetX, var10.offsetY);
027            GL11.glDisable(GL12.GL_RESCALE_NORMAL);
028            GL11.glPopMatrix();
029        }
030    
031        private void func_77010_a(EntityPainting par1EntityPainting, int par2, int par3, int par4, int par5)
032        {
033            float var6 = (float)(-par2) / 2.0F;
034            float var7 = (float)(-par3) / 2.0F;
035            float var8 = -0.5F;
036            float var9 = 0.5F;
037    
038            for (int var10 = 0; var10 < par2 / 16; ++var10)
039            {
040                for (int var11 = 0; var11 < par3 / 16; ++var11)
041                {
042                    float var12 = var6 + (float)((var10 + 1) * 16);
043                    float var13 = var6 + (float)(var10 * 16);
044                    float var14 = var7 + (float)((var11 + 1) * 16);
045                    float var15 = var7 + (float)(var11 * 16);
046                    this.func_77008_a(par1EntityPainting, (var12 + var13) / 2.0F, (var14 + var15) / 2.0F);
047                    float var16 = (float)(par4 + par2 - var10 * 16) / 256.0F;
048                    float var17 = (float)(par4 + par2 - (var10 + 1) * 16) / 256.0F;
049                    float var18 = (float)(par5 + par3 - var11 * 16) / 256.0F;
050                    float var19 = (float)(par5 + par3 - (var11 + 1) * 16) / 256.0F;
051                    float var20 = 0.75F;
052                    float var21 = 0.8125F;
053                    float var22 = 0.0F;
054                    float var23 = 0.0625F;
055                    float var24 = 0.75F;
056                    float var25 = 0.8125F;
057                    float var26 = 0.001953125F;
058                    float var27 = 0.001953125F;
059                    float var28 = 0.7519531F;
060                    float var29 = 0.7519531F;
061                    float var30 = 0.0F;
062                    float var31 = 0.0625F;
063                    Tessellator var32 = Tessellator.instance;
064                    var32.startDrawingQuads();
065                    var32.setNormal(0.0F, 0.0F, -1.0F);
066                    var32.addVertexWithUV((double)var12, (double)var15, (double)var8, (double)var17, (double)var18);
067                    var32.addVertexWithUV((double)var13, (double)var15, (double)var8, (double)var16, (double)var18);
068                    var32.addVertexWithUV((double)var13, (double)var14, (double)var8, (double)var16, (double)var19);
069                    var32.addVertexWithUV((double)var12, (double)var14, (double)var8, (double)var17, (double)var19);
070                    var32.setNormal(0.0F, 0.0F, 1.0F);
071                    var32.addVertexWithUV((double)var12, (double)var14, (double)var9, (double)var20, (double)var22);
072                    var32.addVertexWithUV((double)var13, (double)var14, (double)var9, (double)var21, (double)var22);
073                    var32.addVertexWithUV((double)var13, (double)var15, (double)var9, (double)var21, (double)var23);
074                    var32.addVertexWithUV((double)var12, (double)var15, (double)var9, (double)var20, (double)var23);
075                    var32.setNormal(0.0F, 1.0F, 0.0F);
076                    var32.addVertexWithUV((double)var12, (double)var14, (double)var8, (double)var24, (double)var26);
077                    var32.addVertexWithUV((double)var13, (double)var14, (double)var8, (double)var25, (double)var26);
078                    var32.addVertexWithUV((double)var13, (double)var14, (double)var9, (double)var25, (double)var27);
079                    var32.addVertexWithUV((double)var12, (double)var14, (double)var9, (double)var24, (double)var27);
080                    var32.setNormal(0.0F, -1.0F, 0.0F);
081                    var32.addVertexWithUV((double)var12, (double)var15, (double)var9, (double)var24, (double)var26);
082                    var32.addVertexWithUV((double)var13, (double)var15, (double)var9, (double)var25, (double)var26);
083                    var32.addVertexWithUV((double)var13, (double)var15, (double)var8, (double)var25, (double)var27);
084                    var32.addVertexWithUV((double)var12, (double)var15, (double)var8, (double)var24, (double)var27);
085                    var32.setNormal(-1.0F, 0.0F, 0.0F);
086                    var32.addVertexWithUV((double)var12, (double)var14, (double)var9, (double)var29, (double)var30);
087                    var32.addVertexWithUV((double)var12, (double)var15, (double)var9, (double)var29, (double)var31);
088                    var32.addVertexWithUV((double)var12, (double)var15, (double)var8, (double)var28, (double)var31);
089                    var32.addVertexWithUV((double)var12, (double)var14, (double)var8, (double)var28, (double)var30);
090                    var32.setNormal(1.0F, 0.0F, 0.0F);
091                    var32.addVertexWithUV((double)var13, (double)var14, (double)var8, (double)var29, (double)var30);
092                    var32.addVertexWithUV((double)var13, (double)var15, (double)var8, (double)var29, (double)var31);
093                    var32.addVertexWithUV((double)var13, (double)var15, (double)var9, (double)var28, (double)var31);
094                    var32.addVertexWithUV((double)var13, (double)var14, (double)var9, (double)var28, (double)var30);
095                    var32.draw();
096                }
097            }
098        }
099    
100        private void func_77008_a(EntityPainting par1EntityPainting, float par2, float par3)
101        {
102            int var4 = MathHelper.floor_double(par1EntityPainting.posX);
103            int var5 = MathHelper.floor_double(par1EntityPainting.posY + (double)(par3 / 16.0F));
104            int var6 = MathHelper.floor_double(par1EntityPainting.posZ);
105    
106            if (par1EntityPainting.direction == 0)
107            {
108                var4 = MathHelper.floor_double(par1EntityPainting.posX + (double)(par2 / 16.0F));
109            }
110    
111            if (par1EntityPainting.direction == 1)
112            {
113                var6 = MathHelper.floor_double(par1EntityPainting.posZ - (double)(par2 / 16.0F));
114            }
115    
116            if (par1EntityPainting.direction == 2)
117            {
118                var4 = MathHelper.floor_double(par1EntityPainting.posX - (double)(par2 / 16.0F));
119            }
120    
121            if (par1EntityPainting.direction == 3)
122            {
123                var6 = MathHelper.floor_double(par1EntityPainting.posZ + (double)(par2 / 16.0F));
124            }
125    
126            int var7 = this.renderManager.worldObj.getLightBrightnessForSkyBlocks(var4, var5, var6, 0);
127            int var8 = var7 % 65536;
128            int var9 = var7 / 65536;
129            OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, (float)var8, (float)var9);
130            GL11.glColor3f(1.0F, 1.0F, 1.0F);
131        }
132    
133        /**
134         * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
135         * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
136         * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
137         * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
138         */
139        public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
140        {
141            this.renderThePainting((EntityPainting)par1Entity, par2, par4, par6, par8, par9);
142        }
143    }