642 lines
21 KiB
GDScript
642 lines
21 KiB
GDScript
# MIT License
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#
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# Copyright (c) 2023 Mark McKay
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# https://github.com/blackears/cyclopsLevelBuilder
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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@tool
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extends ToolEditBase
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class_name ToolEditFace
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const TOOL_ID:String = "edit_face"
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var handles:Array[HandleFace] = []
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enum ToolState { NONE, READY, DRAGGING, MOVE_HANDLES_CLICK, DRAG_SELECTION }
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var tool_state:ToolState = ToolState.NONE
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#var drag_handle:HandleFace
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var drag_mouse_start_pos:Vector2
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var drag_handle_start_pos:Vector3
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#enum MoveConstraint { NONE, AXIS_X, AXIS_Y, AXIS_Z, PLANE_XY, PLANE_XZ, PLANE_YZ, PLANE_VIEWPORT }
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var move_constraint:MoveConstraint.Type = MoveConstraint.Type.NONE
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var gizmo_translate:Node3D
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var cmd_move_face:CommandMoveFaces
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class PickHandleResult extends RefCounted:
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var handle:HandleFace
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var position:Vector3
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var settings:ToolEditFaceSettings = ToolEditFaceSettings.new()
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var average_normal:Vector3 = Vector3.UP
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func _get_tool_id()->String:
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return TOOL_ID
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func _get_tool_properties_editor()->Control:
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var ed:ToolEditFaceSettingsEditor = preload("res://addons/cyclops_level_builder/tools/tool_edit_face_settings_editor.tscn").instantiate()
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ed.settings = settings
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return ed
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func draw_gizmo(viewport_camera:Camera3D):
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var global_scene:CyclopsGlobalScene = builder.get_global_scene()
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if !gizmo_translate:
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gizmo_translate = preload("res://addons/cyclops_level_builder/tools/gizmos/gizmo_translate.tscn").instantiate()
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var origin:Vector3
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var count:int = 0
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for h in handles:
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var block:CyclopsBlock = builder.get_node(h.block_path)
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if !block:
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continue
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var l2w:Transform3D = block.global_transform
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var f:ConvexVolume.FaceInfo = block.control_mesh.faces[h.face_index]
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if f.selected:
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# print("adding midpoint ", e.get_midpoint())
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origin += l2w * f.get_centroid()
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count += 1
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if count == 0:
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global_scene.set_custom_gizmo(null)
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else:
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origin /= count
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global_scene.set_custom_gizmo(gizmo_translate)
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# gizmo_translate.global_transform.origin = origin
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var active_block:Node3D = builder.get_active_block()
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gizmo_translate.global_basis = calc_gizmo_basis(average_normal, active_block, viewport_camera, settings.transform_space)
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gizmo_translate.global_position = origin
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#match settings.transform_space:
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#TransformSpace.Type.GLOBAL:
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#var xform:Transform3D = Transform3D.IDENTITY
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#xform.origin = origin
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#gizmo_translate.global_transform = xform
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#TransformSpace.Type.LOCAL:
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#var xform:Transform3D = active_block.global_transform
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#gizmo_translate.global_transform = xform
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#gizmo_translate.global_position = origin
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#TransformSpace.Type.NORMAL:
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#var up:Vector3 = Vector3.UP
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#var x:Vector3 = up.cross(average_normal).normalized()
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#var y:Vector3 = average_normal.cross(x)
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#gizmo_translate.global_basis = Basis(x, y, average_normal)
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#gizmo_translate.global_position = origin
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#TransformSpace.Type.VIEW:
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#gizmo_translate.global_basis = viewport_camera.global_basis
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#gizmo_translate.global_position = origin
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#TransformSpace.Type.PARENT:
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#var xform:Transform3D = active_block.get_parent_node_3d().global_transform
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#gizmo_translate.global_transform = xform
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func _draw_tool(viewport_camera:Camera3D):
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var global_scene:CyclopsGlobalScene = builder.get_global_scene()
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global_scene.clear_tool_mesh()
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if tool_state == ToolState.DRAG_SELECTION:
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global_scene.draw_screen_rect(viewport_camera, drag_select_start_pos, drag_select_to_pos, global_scene.selection_rect_material)
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#var blocks_root:CyclopsBlocks = builder.active_node
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for h in handles:
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# print("draw face %s" % h)
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if Engine.is_editor_hint() && !builder.has_node(h.block_path):
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continue
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var block:CyclopsBlock = builder.get_node(h.block_path)
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var f:ConvexVolume.FaceInfo = block.control_mesh.faces[h.face_index]
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var active:bool = block.control_mesh.active_face == h.face_index
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global_scene.draw_vertex(h.p_center, pick_vertex_material(global_scene, f.selected, active))
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var l2w:Transform3D = block.global_transform
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#var w2l:Transform3D = block.global_transform.affine_inverse()
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if f.selected:
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var edge_loop:PackedVector3Array = f.get_points()
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for p_idx in edge_loop.size():
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edge_loop[p_idx] += f.normal * builder.tool_overlay_extrude
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global_scene.draw_loop(l2w * edge_loop, true, pick_material(global_scene, f.selected, active))
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var tris:PackedVector3Array = f.get_trianges()
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for p_idx in tris.size():
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tris[p_idx] += f.normal * builder.tool_overlay_extrude
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# print("draw face %s %s %s" % [h.face_index, f.selected, f.active])
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var mat:Material = global_scene.tool_edit_active_fill_material if active else global_scene.tool_edit_selected_fill_material
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global_scene.draw_triangles(l2w * tris, mat)
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draw_gizmo(viewport_camera)
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func setup_tool():
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handles = []
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#print("setup_tool")
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var sel_blocks:Array[CyclopsBlock] = builder.get_selected_blocks()
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average_normal = Vector3.ZERO
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for block in sel_blocks:
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var l2w:Transform3D = block.global_transform
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var l2w_normal:Basis = l2w.basis.transposed().inverse()
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for f_idx in block.control_mesh.faces.size():
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var ctl_mesh:ConvexVolume = block.control_mesh
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var face:ConvexVolume.FaceInfo = ctl_mesh.faces[f_idx]
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var handle:HandleFace = HandleFace.new()
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var p_start:Vector3 = l2w * face.get_centroid()
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#print("p_start %s" % p_start)
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handle.p_center = p_start
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handle.face_index = f_idx
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handle.block_path = block.get_path()
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handles.append(handle)
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if face.selected:
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average_normal += l2w_normal * face.get_area_vector_x2()
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average_normal = average_normal.normalized()
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func pick_closest_handle(viewport_camera:Camera3D, position:Vector2, radius:float)->PickHandleResult:
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var pick_origin:Vector3 = viewport_camera.project_ray_origin(position)
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var pick_dir:Vector3 = viewport_camera.project_ray_normal(position)
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if builder.display_mode == DisplayMode.Type.MATERIAL || builder.display_mode == DisplayMode.Type.MESH:
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var result:IntersectResults = builder.intersect_ray_closest_selected_only(pick_origin, pick_dir)
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if result:
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for h in handles:
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if h.block_path == result.object.get_path() && h.face_index == result.face_index:
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var ret:PickHandleResult = PickHandleResult.new()
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ret.handle = h
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ret.position = result.get_world_position()
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return ret
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elif builder.display_mode == DisplayMode.Type.WIRE:
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var best_dist:float = INF
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var best_handle:HandleFace = null
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var best_position:Vector3
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for h in handles:
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# var h_world_pos:Vector3 = blocks_root.global_transform * h.p_ref
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var h_world_pos:Vector3 = h.p_center
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var h_screen_pos:Vector2 = viewport_camera.unproject_position(h_world_pos)
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if position.distance_squared_to(h_screen_pos) > radius * radius:
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#Failed handle radius test
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continue
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var offset:Vector3 = h_world_pos - pick_origin
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var parallel:Vector3 = offset.project(pick_dir)
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var dist = parallel.dot(pick_dir)
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if dist <= 0:
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#Behind camera
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continue
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#print("h pos %s ray orig %s ray dir %s offset %s para %s dist %s perp %s" % [h.position, ray_origin, ray_dir, offset, parallel, dist, perp])
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if dist >= best_dist:
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continue
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best_dist = dist
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best_handle = h
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best_position = h_world_pos
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var result:PickHandleResult = PickHandleResult.new()
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result.handle = best_handle
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result.position = best_position
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return result
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return null
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func active_node_changed():
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setup_tool()
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func active_node_updated():
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setup_tool()
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#draw_tool()
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func _activate(builder:CyclopsLevelBuilder):
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super._activate(builder)
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builder.mode = CyclopsLevelBuilder.Mode.EDIT
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builder.edit_mode = CyclopsLevelBuilder.EditMode.FACE
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builder.active_node_changed.connect(active_node_changed)
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setup_tool()
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func _deactivate():
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super._deactivate()
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builder.active_node_changed.disconnect(active_node_changed)
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var global_scene:CyclopsGlobalScene = builder.get_global_scene()
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global_scene.set_custom_gizmo(null)
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func start_drag(viewport_camera:Camera3D, event:InputEvent):
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var e:InputEventMouseMotion = event
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move_constraint = MoveConstraint.Type.NONE
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if gizmo_translate:
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var origin:Vector3 = viewport_camera.project_ray_origin(e.position)
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var dir:Vector3 = viewport_camera.project_ray_normal(e.position)
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var part_res:GizmoTranslate.IntersectResult = gizmo_translate.intersect(origin, dir, viewport_camera)
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if part_res:
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#print("Gizmo hit ", part_res.part)
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match part_res.part:
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GizmoTranslate.Part.AXIS_X:
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move_constraint = MoveConstraint.Type.AXIS_X
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GizmoTranslate.Part.AXIS_Y:
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move_constraint = MoveConstraint.Type.AXIS_Y
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GizmoTranslate.Part.AXIS_Z:
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move_constraint = MoveConstraint.Type.AXIS_Z
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GizmoTranslate.Part.PLANE_XY:
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move_constraint = MoveConstraint.Type.PLANE_XY
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GizmoTranslate.Part.PLANE_XZ:
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move_constraint = MoveConstraint.Type.PLANE_XZ
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GizmoTranslate.Part.PLANE_YZ:
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move_constraint = MoveConstraint.Type.PLANE_YZ
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var start_pos:Vector3 = part_res.pos_world
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drag_handle_start_pos = start_pos
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# print("res obj %s" % result.object.get_path())
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var sel_blocks:Array[CyclopsBlock] = builder.get_selected_blocks()
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if !sel_blocks.is_empty():
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tool_state = ToolState.DRAGGING
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#print("Move block")
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cmd_move_face = CommandMoveFaces.new()
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cmd_move_face.builder = builder
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for block in sel_blocks:
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var vol:ConvexVolume = block.control_mesh
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for f_idx in vol.faces.size():
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var face:ConvexVolume.FaceInfo = vol.faces[f_idx]
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if face.selected:
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cmd_move_face.add_face(block.get_path(), f_idx)
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return
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if e.alt_pressed:
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move_constraint = MoveConstraint.Type.AXIS_Y
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else:
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move_constraint = MoveConstraint.Type.PLANE_XZ
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var res:PickHandleResult = pick_closest_handle(viewport_camera, drag_mouse_start_pos, builder.handle_screen_radius)
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if res && res.handle:
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#print("pick handle %s" % res.handle)
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var handle:HandleFace = res.handle
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#drag_handle = handle
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drag_handle_start_pos = res.position
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#print("drag_handle_start_pos %s" % drag_handle_start_pos)
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tool_state = ToolState.DRAGGING
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cmd_move_face = CommandMoveFaces.new()
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cmd_move_face.builder = builder
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var handle_block:CyclopsBlock = builder.get_node(handle.block_path)
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if handle_block.control_mesh.faces[handle.face_index].selected:
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var sel_blocks:Array[CyclopsBlock] = builder.get_selected_blocks()
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for block in sel_blocks:
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var vol:ConvexVolume = block.control_mesh
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for f_idx in vol.faces.size():
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var face:ConvexVolume.FaceInfo = vol.faces[f_idx]
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if face.selected:
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cmd_move_face.add_face(block.get_path(), f_idx)
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else:
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cmd_move_face.add_face(handle.block_path, handle.face_index)
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return
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#Drag selectio rectangle
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tool_state = ToolState.DRAG_SELECTION
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drag_select_start_pos = e.position
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drag_select_to_pos = e.position
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func _gui_input(viewport_camera:Camera3D, event:InputEvent)->bool:
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var gui_result = super._gui_input(viewport_camera, event)
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if gui_result:
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return true
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if event is InputEventKey:
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var e:InputEventKey = event
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if e.keycode == KEY_ESCAPE:
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if e.is_pressed():
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if cmd_move_face:
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cmd_move_face.undo_it()
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cmd_move_face = null
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tool_state = ToolState.NONE
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setup_tool()
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return true
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elif e.keycode == KEY_A:
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if e.is_pressed():
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var cmd:CommandSelectFaces = CommandSelectFaces.new()
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cmd.builder = builder
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if e.alt_pressed:
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var sel_blocks:Array[CyclopsBlock] = builder.get_selected_blocks()
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for block in sel_blocks:
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cmd.add_faces(block.get_path(), [])
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else:
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var sel_blocks:Array[CyclopsBlock] = builder.get_selected_blocks()
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for block in sel_blocks:
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for f_idx in block.control_mesh.faces.size():
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cmd.add_face(block.get_path(), f_idx)
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cmd.selection_type = Selection.Type.REPLACE
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if cmd.will_change_anything():
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var undo:EditorUndoRedoManager = builder.get_undo_redo()
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cmd.add_to_undo_manager(undo)
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elif e.keycode == KEY_G:
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if e.is_pressed() && tool_state == ToolState.NONE:
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var sel_blocks:Array[CyclopsBlock] = builder.get_selected_blocks()
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if !sel_blocks.is_empty():
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tool_state = ToolState.MOVE_HANDLES_CLICK
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move_constraint = MoveConstraint.Type.PLANE_VIEWPORT
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drag_handle_start_pos = Vector3.INF
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cmd_move_face = CommandMoveFaces.new()
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cmd_move_face.builder = builder
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for block in sel_blocks:
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var vol:ConvexVolume = block.control_mesh
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for f_idx in vol.faces.size():
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var face:ConvexVolume.FaceInfo = vol.faces[f_idx]
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if face.selected:
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cmd_move_face.add_face(block.get_path(), f_idx)
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return true
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elif e.keycode == KEY_X:
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if tool_state == ToolState.MOVE_HANDLES_CLICK:
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if e.shift_pressed:
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move_constraint = MoveConstraint.Type.PLANE_YZ
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else:
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move_constraint = MoveConstraint.Type.AXIS_X
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return true
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elif e.keycode == KEY_Y:
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if tool_state == ToolState.MOVE_HANDLES_CLICK:
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if e.shift_pressed:
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move_constraint = MoveConstraint.Type.PLANE_XZ
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else:
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move_constraint = MoveConstraint.Type.AXIS_Y
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return true
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elif e.keycode == KEY_Z:
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if tool_state == ToolState.MOVE_HANDLES_CLICK:
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if e.shift_pressed:
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move_constraint = MoveConstraint.Type.PLANE_XY
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else:
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move_constraint = MoveConstraint.Type.AXIS_Z
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return true
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if event is InputEventMouseButton:
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var e:InputEventMouseButton = event
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if e.button_index == MOUSE_BUTTON_LEFT:
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if e.is_pressed():
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if tool_state == ToolState.NONE:
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drag_mouse_start_pos = e.position
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tool_state = ToolState.READY
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return true
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else:
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# print("bn up: state %s" % tool_state)
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if tool_state == ToolState.READY:
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#print("cmd select")
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var cmd:CommandSelectFaces = CommandSelectFaces.new()
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cmd.builder = builder
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var sel_blocks:Array[CyclopsBlock] = builder.get_selected_blocks()
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for block in sel_blocks:
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cmd.add_faces(block.get_path(), [])
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var res:PickHandleResult = pick_closest_handle(viewport_camera, e.position, builder.handle_screen_radius)
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if res:
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var handle:HandleFace = res.handle
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#print("pick handle %s" % handle)
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cmd.add_face(handle.block_path, handle.face_index)
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#print("selecting %s" % handle.face_index)
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cmd.selection_type = Selection.choose_type(e.shift_pressed, e.ctrl_pressed)
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if cmd.will_change_anything():
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var undo:EditorUndoRedoManager = builder.get_undo_redo()
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cmd.add_to_undo_manager(undo)
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tool_state = ToolState.NONE
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setup_tool()
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elif tool_state == ToolState.DRAGGING:
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#Finish drag
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var undo:EditorUndoRedoManager = builder.get_undo_redo()
|
|
|
|
cmd_move_face.add_to_undo_manager(undo)
|
|
|
|
tool_state = ToolState.NONE
|
|
cmd_move_face = null
|
|
setup_tool()
|
|
|
|
|
|
elif tool_state == ToolState.MOVE_HANDLES_CLICK:
|
|
var undo:EditorUndoRedoManager = builder.get_undo_redo()
|
|
cmd_move_face.add_to_undo_manager(undo)
|
|
|
|
tool_state = ToolState.NONE
|
|
cmd_move_face = null
|
|
|
|
elif tool_state == ToolState.DRAG_SELECTION:
|
|
|
|
var frustum:Array[Plane] = MathUtil.calc_frustum_camera_rect(viewport_camera, drag_select_start_pos, drag_select_to_pos)
|
|
|
|
var cmd:CommandSelectFaces = CommandSelectFaces.new()
|
|
cmd.builder = builder
|
|
|
|
var sel_blocks:Array[CyclopsBlock] = builder.get_selected_blocks()
|
|
for block in sel_blocks:
|
|
#print("block ", block.name)
|
|
|
|
for f_idx in block.control_mesh.faces.size():
|
|
var face:ConvexVolume.FaceInfo = block.control_mesh.faces[f_idx]
|
|
var point_w:Vector3 = block.global_transform * face.get_centroid()
|
|
|
|
var origin:Vector3 = viewport_camera.project_ray_origin(e.position)
|
|
|
|
var global_scene:CyclopsGlobalScene = builder.get_global_scene()
|
|
|
|
#print("precheck")
|
|
#Obstruction check
|
|
if !global_scene.xray_mode && builder.display_mode != DisplayMode.Type.WIRE:
|
|
var result:IntersectResults = builder.intersect_ray_closest(origin, point_w - origin)
|
|
if result:
|
|
var res_point_w:Vector3 = result.get_world_position()
|
|
if !res_point_w.is_equal_approx(point_w):
|
|
continue
|
|
|
|
#print("frustum check ", point_w)
|
|
if MathUtil.frustum_contians_point(frustum, point_w):
|
|
#print("frustim hit ", point_w)
|
|
cmd.add_face(block.get_path(), f_idx)
|
|
|
|
cmd.selection_type = Selection.choose_type(e.shift_pressed, e.ctrl_pressed)
|
|
|
|
if cmd.will_change_anything():
|
|
var undo:EditorUndoRedoManager = builder.get_undo_redo()
|
|
|
|
cmd.add_to_undo_manager(undo)
|
|
|
|
tool_state = ToolState.NONE
|
|
|
|
return true
|
|
|
|
elif e.button_index == MOUSE_BUTTON_RIGHT:
|
|
if e.is_pressed():
|
|
#Right click cancel
|
|
if cmd_move_face:
|
|
cmd_move_face.undo_it()
|
|
cmd_move_face = null
|
|
tool_state = ToolState.NONE
|
|
|
|
setup_tool()
|
|
return true
|
|
|
|
return false
|
|
|
|
elif event is InputEventMouseMotion:
|
|
var e:InputEventMouseMotion = event
|
|
|
|
if (e.button_mask & MOUSE_BUTTON_MASK_MIDDLE):
|
|
return false
|
|
|
|
if tool_state == ToolState.READY:
|
|
if e.position.distance_squared_to(drag_mouse_start_pos) > MathUtil.square(builder.drag_start_radius):
|
|
start_drag(viewport_camera, event)
|
|
return true
|
|
|
|
|
|
elif tool_state == ToolState.DRAGGING || tool_state == ToolState.MOVE_HANDLES_CLICK:
|
|
|
|
var origin:Vector3 = viewport_camera.project_ray_origin(e.position)
|
|
var dir:Vector3 = viewport_camera.project_ray_normal(e.position)
|
|
|
|
|
|
if !drag_handle_start_pos.is_finite():
|
|
#If start point set to infinite, replace with point along view ray
|
|
drag_handle_start_pos = origin + dir * 20
|
|
|
|
var active_block:Node3D = builder.get_active_block()
|
|
var xform_basis:Basis = calc_gizmo_basis(average_normal, active_block, viewport_camera, settings.transform_space)
|
|
|
|
#match settings.transform_space:
|
|
#TransformSpace.Type.GLOBAL:
|
|
#xform_basis = Basis.IDENTITY
|
|
#TransformSpace.Type.LOCAL:
|
|
#var active_block:Node3D = builder.get_active_block()
|
|
#xform_basis = active_block.basis
|
|
#TransformSpace.Type.NORMAL:
|
|
#var up:Vector3 = Vector3.UP
|
|
#var x:Vector3 = up.cross(average_normal).normalized()
|
|
#var y:Vector3 = average_normal.cross(x)
|
|
#xform_basis = Basis(x, y, average_normal)
|
|
#TransformSpace.Type.VIEW:
|
|
#xform_basis = viewport_camera.global_basis
|
|
#TransformSpace.Type.PARENT:
|
|
#var active_block:Node3D = builder.get_active_block().get_parent_node_3d()
|
|
#xform_basis = active_block.basis
|
|
|
|
var drag_to:Vector3
|
|
match move_constraint:
|
|
MoveConstraint.Type.AXIS_X:
|
|
drag_to = MathUtil.closest_point_on_line(origin, dir, drag_handle_start_pos, xform_basis.x)
|
|
MoveConstraint.Type.AXIS_Y:
|
|
drag_to = MathUtil.closest_point_on_line(origin, dir, drag_handle_start_pos, xform_basis.y)
|
|
MoveConstraint.Type.AXIS_Z:
|
|
drag_to = MathUtil.closest_point_on_line(origin, dir, drag_handle_start_pos, xform_basis.z)
|
|
MoveConstraint.Type.PLANE_XY:
|
|
drag_to = MathUtil.intersect_plane(origin, dir, drag_handle_start_pos, xform_basis.z)
|
|
MoveConstraint.Type.PLANE_XZ:
|
|
drag_to = MathUtil.intersect_plane(origin, dir, drag_handle_start_pos, xform_basis.y)
|
|
MoveConstraint.Type.PLANE_YZ:
|
|
drag_to = MathUtil.intersect_plane(origin, dir, drag_handle_start_pos, xform_basis.x)
|
|
MoveConstraint.Type.PLANE_VIEWPORT:
|
|
drag_to = MathUtil.intersect_plane(origin, dir, drag_handle_start_pos, viewport_camera.global_transform.basis.z)
|
|
|
|
|
|
var offset = drag_to - drag_handle_start_pos
|
|
# offset = MathUtil.snap_to_grid(offset, grid_step_size)
|
|
offset = builder.get_snapping_manager().snap_point(offset, SnappingQuery.new(viewport_camera))
|
|
|
|
#print("offset %s" % offset)
|
|
|
|
cmd_move_face.move_offset = offset
|
|
cmd_move_face.do_it()
|
|
|
|
setup_tool()
|
|
return true
|
|
|
|
elif tool_state == ToolState.DRAG_SELECTION:
|
|
drag_select_to_pos = e.position
|
|
return true
|
|
|
|
return false
|
|
|