Re-implemented lost object placement heightmap

src/main/java/com/volmit/iris/object/IrisObject.java

@@ -460,8 +460,52 @@ public class IrisObject extends IrisRegistrant
 		return place(x, yv, z, placer, config, rng, null, null, rdata);
 	}
 
-	public int place(int x, int yv, int z, IObjectPlacer placer, IrisObjectPlacement config, RNG rng, Consumer<BlockPosition> listener, CarveResult c, IrisDataManager rdata)
+	public int place(int x, int yv, int z, IObjectPlacer oplacer, IrisObjectPlacement config, RNG rng, Consumer<BlockPosition> listener, CarveResult c, IrisDataManager rdata)
 	{
+		IObjectPlacer placer = (config.getHeightmap() != null) ? new IObjectPlacer() {
+			final long s = rng.nextLong() + yv + z - x;
+
+			public int getHighest(int param1Int1, int param1Int2) {
+				return (int)Math.round(config.getHeightmap().getNoise(this.s, param1Int1, param1Int2));
+			}
+
+			public int getHighest(int param1Int1, int param1Int2, boolean param1Boolean) {
+				return (int)Math.round(config.getHeightmap().getNoise(this.s, param1Int1, param1Int2));
+			}
+
+			public void set(int param1Int1, int param1Int2, int param1Int3, BlockData param1BlockData) {
+				oplacer.set(param1Int1, param1Int2, param1Int3, param1BlockData);
+			}
+
+			public BlockData get(int param1Int1, int param1Int2, int param1Int3) {
+				return oplacer.get(param1Int1, param1Int2, param1Int3);
+			}
+
+			public boolean isPreventingDecay() {
+				return oplacer.isPreventingDecay();
+			}
+
+			public boolean isSolid(int param1Int1, int param1Int2, int param1Int3) {
+				return oplacer.isSolid(param1Int1, param1Int2, param1Int3);
+			}
+
+			public boolean isUnderwater(int param1Int1, int param1Int2) {
+				return oplacer.isUnderwater(param1Int1, param1Int2);
+			}
+
+			public int getFluidHeight() {
+				return oplacer.getFluidHeight();
+			}
+
+			public boolean isDebugSmartBore() {
+				return oplacer.isDebugSmartBore();
+			}
+
+			public void setTile(int param1Int1, int param1Int2, int param1Int3, TileData<? extends TileState> param1TileData) {
+				oplacer.setTile(param1Int1, param1Int2, param1Int3, param1TileData);
+			}
+		} : oplacer;
+
 		if(config.isSmartBore())
 		{
 			ensureSmartBored(placer.isDebugSmartBore());

src/main/java/com/volmit/iris/object/IrisObjectPlacement.java

@@ -80,6 +80,10 @@ public class IrisObjectPlacement
 	@Desc("If set to true, objects will place in carvings (such as underground) or under an overhang.")
 	private CarvingMode carvingSupport = CarvingMode.SURFACE_ONLY;
 
+	@DontObfuscate
+	@Desc("If this is defined, this object wont place on the terrain heightmap, but instead on this virtual heightmap")
+	private IrisNoiseGenerator heightmap;
+
 	@DontObfuscate
 	@Desc("If set to true, Iris will try to fill the insides of 'rooms' and 'pockets' where air should fit based off of raytrace checks. This prevents a village house placing in an area where a tree already exists, and instead replaces the parts of the tree where the interior of the structure is. \n\nThis operation does not affect warmed-up generation speed however it does slow down loading objects.")
 	private boolean smartBore = false;

src/main/java/com/volmit/iris/scaffold/jigsaw/PlannedStructure.java

@@ -80,7 +80,6 @@ public class PlannedStructure {
             options= i.getPiece().getPlacementOptions();
             options.getRotation().setEnabled(false);
         }
-
         else
         {
             options.setMode(i.getPiece().getPlaceMode());