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 }