001 package net.minecraft.client.renderer.entity;
002
003 import cpw.mods.fml.relauncher.Side;
004 import cpw.mods.fml.relauncher.SideOnly;
005 import net.minecraft.client.renderer.OpenGlHelper;
006 import net.minecraft.client.renderer.Tessellator;
007 import net.minecraft.entity.Entity;
008 import net.minecraft.entity.item.EntityPainting;
009 import net.minecraft.util.EnumArt;
010 import net.minecraft.util.MathHelper;
011 import org.lwjgl.opengl.GL11;
012 import org.lwjgl.opengl.GL12;
013
014 @SideOnly(Side.CLIENT)
015 public class RenderPainting extends Render
016 {
017 public void renderThePainting(EntityPainting par1EntityPainting, double par2, double par4, double par6, float par8, float par9)
018 {
019 GL11.glPushMatrix();
020 GL11.glTranslatef((float)par2, (float)par4, (float)par6);
021 GL11.glRotatef(par8, 0.0F, 1.0F, 0.0F);
022 GL11.glEnable(GL12.GL_RESCALE_NORMAL);
023 this.loadTexture("/art/kz.png");
024 EnumArt var10 = par1EntityPainting.art;
025 float var11 = 0.0625F;
026 GL11.glScalef(var11, var11, var11);
027 this.func_77010_a(par1EntityPainting, var10.sizeX, var10.sizeY, var10.offsetX, var10.offsetY);
028 GL11.glDisable(GL12.GL_RESCALE_NORMAL);
029 GL11.glPopMatrix();
030 }
031
032 private void func_77010_a(EntityPainting par1EntityPainting, int par2, int par3, int par4, int par5)
033 {
034 float var6 = (float)(-par2) / 2.0F;
035 float var7 = (float)(-par3) / 2.0F;
036 float var8 = 0.5F;
037 float var9 = 0.75F;
038 float var10 = 0.8125F;
039 float var11 = 0.0F;
040 float var12 = 0.0625F;
041 float var13 = 0.75F;
042 float var14 = 0.8125F;
043 float var15 = 0.001953125F;
044 float var16 = 0.001953125F;
045 float var17 = 0.7519531F;
046 float var18 = 0.7519531F;
047 float var19 = 0.0F;
048 float var20 = 0.0625F;
049
050 for (int var21 = 0; var21 < par2 / 16; ++var21)
051 {
052 for (int var22 = 0; var22 < par3 / 16; ++var22)
053 {
054 float var23 = var6 + (float)((var21 + 1) * 16);
055 float var24 = var6 + (float)(var21 * 16);
056 float var25 = var7 + (float)((var22 + 1) * 16);
057 float var26 = var7 + (float)(var22 * 16);
058 this.func_77008_a(par1EntityPainting, (var23 + var24) / 2.0F, (var25 + var26) / 2.0F);
059 float var27 = (float)(par4 + par2 - var21 * 16) / 256.0F;
060 float var28 = (float)(par4 + par2 - (var21 + 1) * 16) / 256.0F;
061 float var29 = (float)(par5 + par3 - var22 * 16) / 256.0F;
062 float var30 = (float)(par5 + par3 - (var22 + 1) * 16) / 256.0F;
063 Tessellator var31 = Tessellator.instance;
064 var31.startDrawingQuads();
065 var31.setNormal(0.0F, 0.0F, -1.0F);
066 var31.addVertexWithUV((double)var23, (double)var26, (double)(-var8), (double)var28, (double)var29);
067 var31.addVertexWithUV((double)var24, (double)var26, (double)(-var8), (double)var27, (double)var29);
068 var31.addVertexWithUV((double)var24, (double)var25, (double)(-var8), (double)var27, (double)var30);
069 var31.addVertexWithUV((double)var23, (double)var25, (double)(-var8), (double)var28, (double)var30);
070 var31.setNormal(0.0F, 0.0F, 1.0F);
071 var31.addVertexWithUV((double)var23, (double)var25, (double)var8, (double)var9, (double)var11);
072 var31.addVertexWithUV((double)var24, (double)var25, (double)var8, (double)var10, (double)var11);
073 var31.addVertexWithUV((double)var24, (double)var26, (double)var8, (double)var10, (double)var12);
074 var31.addVertexWithUV((double)var23, (double)var26, (double)var8, (double)var9, (double)var12);
075 var31.setNormal(0.0F, 1.0F, 0.0F);
076 var31.addVertexWithUV((double)var23, (double)var25, (double)(-var8), (double)var13, (double)var15);
077 var31.addVertexWithUV((double)var24, (double)var25, (double)(-var8), (double)var14, (double)var15);
078 var31.addVertexWithUV((double)var24, (double)var25, (double)var8, (double)var14, (double)var16);
079 var31.addVertexWithUV((double)var23, (double)var25, (double)var8, (double)var13, (double)var16);
080 var31.setNormal(0.0F, -1.0F, 0.0F);
081 var31.addVertexWithUV((double)var23, (double)var26, (double)var8, (double)var13, (double)var15);
082 var31.addVertexWithUV((double)var24, (double)var26, (double)var8, (double)var14, (double)var15);
083 var31.addVertexWithUV((double)var24, (double)var26, (double)(-var8), (double)var14, (double)var16);
084 var31.addVertexWithUV((double)var23, (double)var26, (double)(-var8), (double)var13, (double)var16);
085 var31.setNormal(-1.0F, 0.0F, 0.0F);
086 var31.addVertexWithUV((double)var23, (double)var25, (double)var8, (double)var18, (double)var19);
087 var31.addVertexWithUV((double)var23, (double)var26, (double)var8, (double)var18, (double)var20);
088 var31.addVertexWithUV((double)var23, (double)var26, (double)(-var8), (double)var17, (double)var20);
089 var31.addVertexWithUV((double)var23, (double)var25, (double)(-var8), (double)var17, (double)var19);
090 var31.setNormal(1.0F, 0.0F, 0.0F);
091 var31.addVertexWithUV((double)var24, (double)var25, (double)(-var8), (double)var18, (double)var19);
092 var31.addVertexWithUV((double)var24, (double)var26, (double)(-var8), (double)var18, (double)var20);
093 var31.addVertexWithUV((double)var24, (double)var26, (double)var8, (double)var17, (double)var20);
094 var31.addVertexWithUV((double)var24, (double)var25, (double)var8, (double)var17, (double)var19);
095 var31.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.hangingDirection == 2)
107 {
108 var4 = MathHelper.floor_double(par1EntityPainting.posX + (double)(par2 / 16.0F));
109 }
110
111 if (par1EntityPainting.hangingDirection == 1)
112 {
113 var6 = MathHelper.floor_double(par1EntityPainting.posZ - (double)(par2 / 16.0F));
114 }
115
116 if (par1EntityPainting.hangingDirection == 0)
117 {
118 var4 = MathHelper.floor_double(par1EntityPainting.posX - (double)(par2 / 16.0F));
119 }
120
121 if (par1EntityPainting.hangingDirection == 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 }