From 9e7bab340ef58e93854000284a62288c058c207b Mon Sep 17 00:00:00 2001
From: dfsek <dfsek@protonmail.com>
Date: Thu, 15 Jul 2021 18:09:06 -0700
Subject: [PATCH] slant palette loading

---
 .../NoiseChunkGenerator3DAddon.java           |  3 ++
 .../palette/SlantHolderLoader.java            | 28 +++++++++++++++++++
 2 files changed, 31 insertions(+)
 create mode 100644 common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/palette/SlantHolderLoader.java

diff --git a/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/NoiseChunkGenerator3DAddon.java b/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/NoiseChunkGenerator3DAddon.java
index 03c2dd66b..daee1ebd1 100644
--- a/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/NoiseChunkGenerator3DAddon.java
+++ b/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/NoiseChunkGenerator3DAddon.java
@@ -1,6 +1,8 @@
 package com.dfsek.terra.addons.chunkgenerator;
 
 import com.dfsek.terra.addons.chunkgenerator.generation.generators.NoiseChunkGenerator3D;
+import com.dfsek.terra.addons.chunkgenerator.palette.SlantHolder;
+import com.dfsek.terra.addons.chunkgenerator.palette.SlantHolderLoader;
 import com.dfsek.terra.api.TerraPlugin;
 import com.dfsek.terra.api.addon.TerraAddon;
 import com.dfsek.terra.api.addon.annotations.Addon;
@@ -26,5 +28,6 @@ public class NoiseChunkGenerator3DAddon extends TerraAddon implements EventListe
 
     public void onPackLoad(ConfigPackPreLoadEvent event) throws DuplicateEntryException {
         event.getPack().getOrCreateRegistry(ChunkGeneratorProvider.class).register("NOISE_3D", pack -> new NoiseChunkGenerator3D(pack, main));
+        event.getPack().applyLoader(SlantHolder.class, new SlantHolderLoader());
     }
 }
diff --git a/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/palette/SlantHolderLoader.java b/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/palette/SlantHolderLoader.java
new file mode 100644
index 000000000..5f4efd908
--- /dev/null
+++ b/common/addons/chunk-generator-noise-3d/src/main/java/com/dfsek/terra/addons/chunkgenerator/palette/SlantHolderLoader.java
@@ -0,0 +1,28 @@
+package com.dfsek.terra.addons.chunkgenerator.palette;
+
+import com.dfsek.tectonic.exception.LoadException;
+import com.dfsek.tectonic.loading.ConfigLoader;
+import com.dfsek.tectonic.loading.TypeLoader;
+
+import java.lang.reflect.AnnotatedType;
+import java.util.List;
+import java.util.Map;
+import java.util.TreeMap;
+
+@SuppressWarnings("unchecked")
+public class SlantHolderLoader implements TypeLoader<SlantHolder> {
+    @Override
+    public SlantHolder load(AnnotatedType type, Object o, ConfigLoader configLoader) throws LoadException {
+        List<Map<Object, Object>> layers = (List<Map<Object, Object>>) o;
+        TreeMap<Double, PaletteHolder> slantLayers = new TreeMap<>();
+        double minThreshold = Double.MAX_VALUE;
+
+        for(Map<Object, Object> layer : layers) {
+            double threshold = ((Number) layer.get("threshold")).doubleValue();
+            if(threshold < minThreshold) minThreshold = threshold;
+            slantLayers.put(threshold, (PaletteHolder) configLoader.loadType(PaletteHolder.class, layer.get("palette")));
+        }
+
+        return new SlantHolder(slantLayers, minThreshold);
+    }
+}