Codec for SurfaceMaterialProvider

src/main/java/org/betterx/bclib/api/v2/levelgen/biomes/BCLBiome.java

@@ -127,6 +127,17 @@ public class BCLBiome extends BCLBiomeSettings implements BiomeData {
         return instance.group(a.t0, a.t1, a.t2, a.t3, a.t4, a.t5, a.t6, a.t7, a.t8, a.t9, a.t10, p12, p13);
     }
 
+    public static <T extends BCLBiome, P12, P13, P14, P15> Products.P15<RecordCodecBuilder.Mu<T>, Float, Float, Float, Integer, Boolean, Optional<ResourceLocation>, ResourceLocation, Optional<List<Climate.ParameterPoint>>, Optional<ResourceLocation>, Optional<WeightedList<ResourceLocation>>, Optional<String>, P12, P13, P14, P15> codecWithSettings(
+            RecordCodecBuilder.Instance<T> instance,
+            final RecordCodecBuilder<T, P12> p12,
+            final RecordCodecBuilder<T, P13> p13,
+            final RecordCodecBuilder<T, P14> p14,
+            final RecordCodecBuilder<T, P15> p15
+    ) {
+        CodecAttributes<T> a = new CodecAttributes<>();
+        return instance.group(a.t0, a.t1, a.t2, a.t3, a.t4, a.t5, a.t6, a.t7, a.t8, a.t9, a.t10, p12, p13, p14, p15);
+    }
+
     public static <T extends BCLBiome, P12, P13, P14> Products.P14<RecordCodecBuilder.Mu<T>, Float, Float, Float, Integer, Boolean, Optional<ResourceLocation>, ResourceLocation, Optional<List<Climate.ParameterPoint>>, Optional<ResourceLocation>, Optional<WeightedList<ResourceLocation>>, Optional<String>, P12, P13, P14> codecWithSettings(
             RecordCodecBuilder.Instance<T> instance,
             final RecordCodecBuilder<T, P12> p12,

src/main/java/org/betterx/bclib/interfaces/SurfaceMaterialProvider.java

@@ -2,9 +2,53 @@ package org.betterx.bclib.interfaces;
 
 import org.betterx.bclib.api.v2.levelgen.surface.SurfaceRuleBuilder;
 
+import com.mojang.serialization.Codec;
+import com.mojang.serialization.codecs.RecordCodecBuilder;
 import net.minecraft.world.level.block.state.BlockState;
 
 public interface SurfaceMaterialProvider {
+    public static final Codec<SurfaceMaterialProvider> CODEC = RecordCodecBuilder.create(instance -> instance
+            .group(
+                    BlockState.CODEC.fieldOf("top").forGetter(o -> o.getTopMaterial()),
+                    BlockState.CODEC.fieldOf("under").forGetter(o -> o.getUnderMaterial()),
+                    BlockState.CODEC.fieldOf("alt").forGetter(o -> o.getAltTopMaterial()),
+                    Codec.BOOL.fieldOf("floor_rule").forGetter(o -> o.generateFloorRule())
+            ).apply(instance, SurfaceMaterialProvider::create));
+
+    public static SurfaceMaterialProvider create(
+            BlockState top,
+            BlockState under,
+            BlockState alt,
+            boolean genFloorRule
+    ) {
+        return new SurfaceMaterialProvider() {
+            @Override
+            public BlockState getTopMaterial() {
+                return top;
+            }
+
+            @Override
+            public BlockState getUnderMaterial() {
+                return under;
+            }
+
+            @Override
+            public BlockState getAltTopMaterial() {
+                return alt;
+            }
+
+            @Override
+            public boolean generateFloorRule() {
+                return genFloorRule;
+            }
+
+            @Override
+            public SurfaceRuleBuilder surface() {
+                return null;
+            }
+        };
+    }
+
     BlockState getTopMaterial();
     BlockState getUnderMaterial();
     BlockState getAltTopMaterial();