189 lines
6.6 KiB
GDScript
189 lines
6.6 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 Resource
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class_name CyclopsTool
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var builder:CyclopsLevelBuilder
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#func _init(_editorPlugin:EditorPlugin):
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# editorPlugin = _editorPlugin
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func _activate(builder:CyclopsLevelBuilder):
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self.builder = builder
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func _deactivate():
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pass
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func _get_tool_id()->String:
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return ""
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func _draw_tool(viewport_camera:Camera3D):
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pass
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func _get_tool_properties_editor()->Control:
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return null
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func _gui_input(viewport_camera:Camera3D, event:InputEvent)->bool:
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if event is InputEventKey:
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var e:InputEventKey = event
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if e.keycode == KEY_X:
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if e.is_pressed():
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#print("cyc tool X")
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var action:ActionDeleteSelectedBlocks = ActionDeleteSelectedBlocks.new(builder)
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action._execute()
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return true
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if e.keycode == KEY_D:
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if e.is_pressed():
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if e.shift_pressed && !Input.is_mouse_button_pressed(MOUSE_BUTTON_RIGHT):
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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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builder.switch_to_tool(ToolDuplicate.new())
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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_MIDDLE:
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if e.alt_pressed:
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if e.is_pressed():
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if builder.get_active_block():
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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 start_pos:Vector3 = origin + builder.block_create_distance * dir
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# var w2l = builder.active_node.global_transform.inverse()
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# var origin_local:Vector3 = w2l * origin
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# var dir_local:Vector3 = w2l.basis * dir
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var result:IntersectResults = builder.active_node.intersect_ray_closest(origin, dir)
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if result:
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var ed_iface:EditorInterface = builder.get_editor_interface()
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var base_control:Control = ed_iface.get_base_control()
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#viewport_camera
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var new_cam_origin:Vector3 = result.position + \
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viewport_camera.global_transform.basis.z * builder.block_create_distance
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viewport_camera.global_transform.origin = new_cam_origin
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return true
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return false
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func to_local(point:Vector3, world_to_local:Transform3D, grid_step_size:float)->Vector3:
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var p_local:Vector3 = world_to_local * point
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return MathUtil.snap_to_grid(p_local, grid_step_size)
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func calc_empty_space_draw_plane_origin(viewport_camera:Camera3D, draw_plane_point:Vector3 = Vector3.ZERO, draw_plane_normal:Vector3 = Vector3.UP):
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var active_block:CyclopsBlock = builder.get_active_block()
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var block_xfrom:Transform3D = active_block.global_transform
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if active_block:
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var vol:ConvexVolume = active_block.control_mesh
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var bounds:AABB = vol.calc_bounds_xform(block_xfrom)
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var plane:Plane = Plane(draw_plane_normal, bounds.get_center())
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var p0:Vector3 = bounds.position
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var p1:Vector3 = bounds.position + bounds.size
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if plane.is_point_over(viewport_camera.global_transform.origin):
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if plane.is_point_over(p0):
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draw_plane_point = p1
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else:
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draw_plane_point = p0
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else:
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if plane.is_point_over(p0):
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draw_plane_point = p0
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else:
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draw_plane_point = p1
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return draw_plane_point
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func calc_hit_point_empty_space(origin:Vector3, dir:Vector3, viewport_camera:Camera3D = null, base_plane_origin:Vector3 = Vector3.ZERO, drag_floor_normal:Vector3 = Vector3.UP):
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#print("Miss")
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var drag_angle_limit:float = builder.get_global_scene().drag_angle_limit
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var angle_y_axis:float = acos(dir.dot(Vector3.UP))
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if angle_y_axis > PI / 2 - drag_angle_limit && angle_y_axis < PI / 2 + drag_angle_limit:
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#Nearly parallel with ground plane
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if abs(dir.z) > abs(dir.x):
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drag_floor_normal = Vector3.FORWARD
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else:
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drag_floor_normal = Vector3.LEFT
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#print("base_plane_normal ", base_plane_normal)
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var hit_base:Vector3 = MathUtil.intersect_plane(origin, dir, base_plane_origin, drag_floor_normal)
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#print("hit_base 1 ", hit_base)
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if (hit_base - origin).dot(dir) < 0:
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#Hit point is behind camera
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var plane_offset:Vector3 = origin.project(drag_floor_normal)
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base_plane_origin += plane_offset * 2
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hit_base = MathUtil.intersect_plane(origin, dir, base_plane_origin, drag_floor_normal)
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#print("base_plane_origin ", base_plane_origin)
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#print("hit_base ", hit_base)
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var block_drag_p0:Vector3 = builder.get_snapping_manager().snap_point(hit_base, SnappingQuery.new(viewport_camera))
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return [block_drag_p0, drag_floor_normal]
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func calc_active_block_orthogonal_height(plane_origin:Vector3, drag_floor_normal:Vector3)->float:
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var active_block:CyclopsBlock = builder.get_active_block()
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var block_bounds:AABB = active_block.control_mesh.calc_bounds_xform(active_block.global_transform)
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var plane:Plane = Plane(drag_floor_normal, block_bounds.get_center())
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var p0_over:bool = plane.is_point_over(plane_origin)
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var height:float = abs(block_bounds.size.dot(drag_floor_normal))
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if p0_over:
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height = -height
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return height
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func select_block_under_cursor(viewport_camera:Camera3D, mouse_pos:Vector2):
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var origin:Vector3 = viewport_camera.project_ray_origin(mouse_pos)
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var dir:Vector3 = viewport_camera.project_ray_normal(mouse_pos)
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var result:IntersectResults = builder.intersect_ray_closest(origin, dir)
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if result:
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var cmd:CommandSelectBlocks = CommandSelectBlocks.new()
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cmd.builder = builder
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cmd.block_paths.append(result.object.get_path())
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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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_deactivate()
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_activate(builder)
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