68 lines
1.7 KiB
GDScript3
68 lines
1.7 KiB
GDScript3
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@tool
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extends "hterrain_chunk.gd"
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# I wrote this because Godot has no debug option to show AABBs.
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# https://github.com/godotengine/godot/issues/20722
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const HT_DirectMeshInstance = preload("./util/direct_mesh_instance.gd")
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const HT_Util = preload("./util/util.gd")
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var _debug_cube : HT_DirectMeshInstance = null
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var _aabb := AABB()
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var _parent_transform := Transform3D()
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func _init(p_parent: Node3D, p_cell_x: int, p_cell_y: int, p_material: Material):
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super(p_parent, p_cell_x, p_cell_y, p_material)
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var wirecube : Mesh
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if not p_parent.has_meta("debug_wirecube_mesh"):
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wirecube = HT_Util.create_wirecube_mesh()
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var mat := StandardMaterial3D.new()
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mat.shading_mode = BaseMaterial3D.SHADING_MODE_UNSHADED
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wirecube.surface_set_material(0, mat)
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# Cache the debug cube in the parent node to avoid re-creating each time
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p_parent.set_meta("debug_wirecube_mesh", wirecube)
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else:
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wirecube = p_parent.get_meta("debug_wirecube_mesh")
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_debug_cube = HT_DirectMeshInstance.new()
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_debug_cube.set_mesh(wirecube)
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_debug_cube.set_world(p_parent.get_world_3d())
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func enter_world(world: World3D):
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super(world)
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_debug_cube.enter_world(world)
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func exit_world():
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super()
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_debug_cube.exit_world()
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func parent_transform_changed(parent_transform: Transform3D):
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super(parent_transform)
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_parent_transform = parent_transform
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_debug_cube.set_transform(_compute_aabb())
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func set_visible(visible: bool):
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super(visible)
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_debug_cube.set_visible(visible)
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func set_aabb(aabb: AABB):
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super(aabb)
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#aabb.position.y += 0.2*randf()
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_aabb = aabb
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_debug_cube.set_transform(_compute_aabb())
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func _compute_aabb():
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var pos = Vector3(cell_origin_x, 0, cell_origin_y)
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return _parent_transform * Transform3D(Basis().scaled(_aabb.size), pos + _aabb.position)
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