Temporarily ported BUILD_PHASE_TERRARIN_MESH to gdscript, so I can test/develop the mesh simplifier easier.

game/voxelman/world/TVVoxelChunk.gd

@@ -207,6 +207,46 @@ func _build_phase(phase):
 		bake_lights()
 		set_physics_process_internal(true)
 		return false
+	elif phase == VoxelChunk.BUILD_PHASE_TERRARIN_MESH:
+		for i in range(get_mesher_count()):
+			var mesher : VoxelMesher = get_mesher(i)
+			mesher.bake_colors(self)
+			
+		for i in range(get_mesher_count()):
+			var mesher : VoxelMesher = get_mesher(i)
+			mesher.set_library(library)
+		
+		if get_mesh_rid() == RID():
+			allocate_main_mesh()
+
+		var mesher : VoxelMesher = null
+		for i in range(get_mesher_count()):
+			var m : VoxelMesher = get_mesher(i)
+			
+			if mesher == null:
+				mesher = m
+				continue
+
+			mesher.set_material(library.material)
+			mesher.add_mesher(m)
+
+		VisualServer.mesh_clear(get_mesh_rid())
+
+		if mesher.get_vertex_count() == 0:
+			next_phase()
+			return true
+
+
+		var arr : Array = mesher.build_mesh()
+
+		VisualServer.mesh_add_surface_from_arrays(get_mesh_rid(), VisualServer.PRIMITIVE_TRIANGLES, arr)
+
+		if library.material != null:
+			VisualServer.mesh_surface_set_material(get_mesh_rid(), 0, library.material.get_rid())
+
+		next_phase();
+
+		return true;
 	elif phase == VoxelChunk.BUILD_PHASE_PROP_MESH:
 		set_physics_process_internal(true)
 		return false