add max slant depth option

common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/config/palette/BiomePaletteTemplate.java

@@ -8,6 +8,7 @@
 package com.dfsek.terra.addons.chunkgenerator.config.palette;
 
 import com.dfsek.tectonic.api.config.template.annotations.Default;
+import com.dfsek.tectonic.api.config.template.annotations.Description;
 import com.dfsek.tectonic.api.config.template.annotations.Value;
 import com.dfsek.tectonic.api.config.template.object.ObjectTemplate;
 
@@ -27,13 +28,24 @@ import com.dfsek.terra.api.world.chunk.generation.util.Palette;
 public class BiomePaletteTemplate implements ObjectTemplate<PaletteInfo> {
     @Value("slant")
     @Default
+    @Description("The slant palettes to use in this biome.")
     private @Meta List<@Meta SlantLayer> slant = Collections.emptyList();
+    
+    @Value("slant-depth")
+    @Default
+    @Description("The maximum depth at which to apply a slant palette.")
+    private @Meta int slantDepth = Integer.MAX_VALUE;
+    
     @Value("palette")
+    @Description("The palettes to use in this biome.")
     private @Meta List<@Meta Map<@Meta Palette, @Meta Integer>> palettes;
+    
     @Value("ocean.level")
+    @Description("Sea level in this biome.")
     private @Meta int seaLevel;
     
     @Value("ocean.palette")
+    @Description("The palette to use for the ocean in this biome.")
     private @Meta Palette oceanPalette;
     
     @Override
@@ -54,6 +66,6 @@ public class BiomePaletteTemplate implements ObjectTemplate<PaletteInfo> {
             slantLayers.put(threshold, layer.getPalette());
         }
         
-        return new PaletteInfo(builder.build(), new SlantHolder(slantLayers, minThreshold), oceanPalette, seaLevel);
+        return new PaletteInfo(builder.build(), new SlantHolder(slantLayers, minThreshold), oceanPalette, seaLevel, slantDepth);
     }
 }

common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/config/palette/PaletteInfo.java

@@ -16,5 +16,6 @@ import com.dfsek.terra.api.world.chunk.generation.util.Palette;
 public record PaletteInfo(PaletteHolder paletteHolder,
                           SlantHolder slantHolder,
                           Palette ocean,
-                          int seaLevel) implements Properties {
+                          int seaLevel,
+                          int maxSlantDepth) implements Properties {
 }

common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/generation/NoiseChunkGenerator3D.java

@@ -91,7 +91,7 @@ public class NoiseChunkGenerator3D implements ChunkGenerator {
                     for(int y = world.getMaxHeight() - 1; y >= world.getMinHeight(); y--) {
                         if(sampler.sample(x, y, z) > 0) {
                             if(carver.sample(x, y, z) <= 0) {
-                                data = PaletteUtil.getPalette(x, y, z, sampler, paletteInfo).get(paletteLevel, cx, y, cz,
+                                data = PaletteUtil.getPalette(x, y, z, sampler, paletteInfo, paletteLevel).get(paletteLevel, cx, y, cz,
                                                                                                  seed);
                                 chunk.setBlock(x, y, z, data);
                             }
@@ -120,7 +120,7 @@ public class NoiseChunkGenerator3D implements ChunkGenerator {
         int fdX = FastMath.floorMod(x, 16);
         int fdZ = FastMath.floorMod(z, 16);
         
-        Palette palette = PaletteUtil.getPalette(fdX, y, fdZ, sampler, paletteInfo);
+        Palette palette = PaletteUtil.getPalette(fdX, y, fdZ, sampler, paletteInfo, 0);
         double noise = sampler.sample(fdX, y, fdZ);
         if(noise > 0) {
             int level = 0;

common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/generation/math/PaletteUtil.java

@@ -19,9 +19,9 @@ public final class PaletteUtil {
      */
     private static final double DERIVATIVE_DIST = 0.55;
     
-    public static Palette getPalette(int x, int y, int z, Sampler3D sampler, PaletteInfo paletteInfo) {
+    public static Palette getPalette(int x, int y, int z, Sampler3D sampler, PaletteInfo paletteInfo, int depth) {
         SlantHolder slant = paletteInfo.slantHolder();
-        if(!slant.isEmpty()) {
+        if(!slant.isEmpty() && depth <= paletteInfo.maxSlantDepth()) {
             double slope = derivative(sampler, x, y, z);
             if(slope > slant.getMinSlope()) {
                 return slant.getPalette(slope).getPalette(y);