Compiles, can get ingame, uses Mixins to work around missing Fork Hooks for structures and custom dimensions.

2020-07-28 02:05:24 +02:00
parent 84e6aaa122
commit e640918ca0
14 changed files with 170 additions and 91 deletions
@@ -0,0 +1,36 @@
+package appeng.mixins;
+
+import appeng.worldgen.meteorite.MeteoriteStructure;
+import com.google.common.collect.ImmutableMap;
+import net.minecraft.world.gen.feature.structure.Structure;
+import net.minecraft.world.gen.settings.DimensionStructuresSettings;
+import net.minecraft.world.gen.settings.StructureSeparationSettings;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Mutable;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+/**
+ * This Mixin will add the structure placement configuration for the meteorite structure
+ * to the static final immutable map that contains them. There is currently no
+ * Forge hook for this, and registering them during the registry event is already too late.
+ * <p>
+ * If this is not done, Meteorites spawn every chunk, since that is the default for missing entries.
+ */
+@Mixin(DimensionStructuresSettings.class)
+public class DimensionStructuresSettingsMixin {
+
+    @Shadow
+    @Mutable
+    private static ImmutableMap<Structure<?>, StructureSeparationSettings> field_236191_b_;
+
+    @Inject(method = "<clinit>", at = @At("TAIL"))
+    private static void addMeteoriteSpreadConfig(CallbackInfo ci) {
+        field_236191_b_ = ImmutableMap.<Structure<?>, StructureSeparationSettings>builder()
+                .putAll(field_236191_b_)
+                .put(MeteoriteStructure.INSTANCE, new StructureSeparationSettings(32, 8, 124895654)).build();
+    }
+
+}