Adds missing data

addons/cyclops_level_builder/commands/cmd_snap_to_grid.gd

@@ -0,0 +1,84 @@
+# MIT License
+#
+# Copyright (c) 2023 Mark McKay
+# https://github.com/blackears/cyclopsLevelBuilder
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+@tool
+class_name CommandSnapToGrid
+extends CyclopsCommand
+
+class TrackedInfo extends RefCounted:
+	var data:MeshVectorData
+	
+
+#Private
+var blocks_to_move:Array[NodePath]
+var tracked_block_data:Array[TrackedInfo]
+
+
+func _init():
+	command_name = "Snap to grid"
+
+
+#Add blocks to be moved here
+func add_block(block_path:NodePath):
+	blocks_to_move.append(block_path)
+	
+	var block:CyclopsBlock = builder.get_node(block_path)
+	#tracked_blocks.append(block)
+	var info:TrackedInfo = TrackedInfo.new()
+	info.data = block.mesh_vector_data.duplicate()
+#	info.materials = block.materials
+	tracked_block_data.append(info)
+
+
+func do_it():
+
+	for i in blocks_to_move.size():
+		var block:CyclopsBlock = builder.get_node(blocks_to_move[i])
+		
+		var vol:ConvexVolume = ConvexVolume.new()
+		vol.init_from_mesh_vector_data(tracked_block_data[i].data)
+
+		var points_new:PackedVector3Array
+		for v_idx in vol.vertices.size():
+			var v:ConvexVolume.VertexInfo = vol.vertices[v_idx]
+			var p_snap:Vector3 = builder.get_snapping_manager().snap_point(
+				block.global_transform * v.point, SnappingQuery.new(null, []))
+			points_new.append(p_snap)
+			
+		var new_vol:ConvexVolume = ConvexVolume.new()
+		new_vol.init_from_points(points_new)
+		new_vol.transform(block.global_transform.affine_inverse())
+		
+
+		new_vol.copy_face_attributes(vol)
+
+		block.mesh_vector_data = new_vol.to_mesh_vector_data()
+
+func undo_it():
+	for i in blocks_to_move.size():
+		var block:CyclopsBlock = builder.get_node(blocks_to_move[i])
+		
+		block.mesh_vector_data = tracked_block_data[i].data
+
+
+