Apply baked-in lightmap data to rendering

- Fix ForgeHooksClient.fillNormal injecting data to lightmap
- Fix OBJModel not filling lightmap data
- Fix NewModelLoaderTest blockitem not linking with block

patches/minecraft/com/mojang/blaze3d/vertex/IVertexBuilder.java.patch

@@ -9,3 +9,12 @@
     Logger field_227884_f_ = LogManager.getLogger();
  
     IVertexBuilder func_225582_a_(double p_225582_1_, double p_225582_3_, double p_225582_5_);
+@@ -95,7 +95,7 @@
+                f5 = p_227890_3_[k] * p_227890_6_;
+             }
+ 
+-            int l = p_227890_7_[k];
++            int l = applyBakedLighting(p_227890_7_[k], bytebuffer);
+             float f9 = bytebuffer.getFloat(16);
+             float f10 = bytebuffer.getFloat(20);
+             Vector4f vector4f = new Vector4f(f, f1, f2, 1.0F);

src/main/java/net/minecraftforge/client/ForgeHooksClient.java

@@ -742,7 +742,7 @@ public class ForgeHooksClient
 
         for(int i = 0; i < 4; i++)
         {
-            faceData[i * 8 + 6] = normal;
+            faceData[i * 8 + 7] = normal;
         }
     }
 

src/main/java/net/minecraftforge/client/extensions/IForgeVertexBuilder.java

@@ -91,7 +91,7 @@ public interface IForgeVertexBuilder
                     ca = alpha;
                 }
 
-                int lightmapCoord = lightmapCoords[v];
+                int lightmapCoord = applyBakedLighting(lightmapCoords[v], bytebuffer);
                 float f9 = bytebuffer.getFloat(16);
                 float f10 = bytebuffer.getFloat(20);
                 Vector4f pos = new Vector4f(f, f1, f2, 1.0F);
@@ -99,6 +99,13 @@ public interface IForgeVertexBuilder
                 ((IVertexBuilder)this).func_225588_a_(pos.getX(), pos.getY(), pos.getZ(), cr, cg, cb, ca, f9, f10, overlayCoords, lightmapCoord, normal.getX(), normal.getY(), normal.getZ());
             }
         }
-
+    }
+    
+    default int applyBakedLighting(int lightmapCoord, ByteBuffer data) {
+        int sl = (lightmapCoord >> 16) & 0xFFFF;
+        int bl = lightmapCoord & 0xFFFF;
+        sl = Math.max(sl, Short.toUnsignedInt(data.getShort(24)));
+        bl = Math.max(bl, Short.toUnsignedInt(data.getShort(26)));
+        return (sl << 16) | bl;
     }
 }

src/main/java/net/minecraftforge/client/model/obj/OBJModel.java

@@ -504,7 +504,7 @@ public class OBJModel implements IMultipartModelGeometry<OBJModel>
                                     texture.getInterpolatedV((flipV ? (1 - texCoord0.y) : texCoord0.y) * 16)
                             );
                             break;
-                        case 1:
+                        case 2:
                             consumer.put(j, uv2.x, uv2.y);
                             break;
                         default:

src/test/java/net/minecraftforge/debug/client/model/NewModelLoaderTest.java

@@ -19,9 +19,6 @@
 
 package net.minecraftforge.debug.client.model;
 
-import com.mojang.blaze3d.platform.GlStateManager;
-import com.mojang.blaze3d.systems.RenderSystem;
-
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockState;
 import net.minecraft.block.FourWayBlock;
@@ -43,7 +40,6 @@ import net.minecraftforge.client.model.obj.OBJModel;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.common.util.NonNullLazy;
 import net.minecraftforge.eventbus.api.IEventBus;
-import net.minecraftforge.fml.DistExecutor;
 import net.minecraftforge.fml.RegistryObject;
 import net.minecraftforge.fml.common.Mod;
 import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;
@@ -78,7 +74,7 @@ public class NewModelLoaderTest
             }
     );
 
-    public static RegistryObject<Item> obj_item = ITEMS.register("obj_item", () ->
+    public static RegistryObject<Item> obj_item = ITEMS.register("obj_block", () ->
             new BlockItem(obj_block.get(), new Item.Properties().group(ItemGroup.MISC)) {
                 @Override
                 public boolean canEquip(ItemStack stack, EquipmentSlotType armorType, Entity entity)