Vojtěch Struhár
808e1503fb
Broken for some reason. Only works nicely when the source portal is NOT rotated in any way
75 lines
2.0 KiB
GDScript
75 lines
2.0 KiB
GDScript
extends EditorNode3DGizmoPlugin
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func _init():
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print("[gizmo] _init")
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create_material("main", Color(1,0,1), false, true, false)
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create_material("secondary", Color(1,0,0))
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func _get_gizmo_name() -> String:
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return "PortalGizmo"
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func _has_gizmo(for_node_3d: Node3D) -> bool:
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var result: bool = for_node_3d is Portal
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if result: print("[gizmo] _has_gizmo: " + for_node_3d.name)
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return result
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func _redraw(gizmo):
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var portal = gizmo.get_node_3d() as Portal
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print("[gizmo] _redraw: " + portal.name)
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gizmo.clear() # Always clear the gizmo
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if portal not in EditorInterface.get_selection().get_selected_nodes():
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return # If not selected, don't draw anything
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var lines = PackedVector3Array()
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if portal.exit_portal != null:
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print("[gizmo] Drawing the bezier")
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# Draw a bezier curve connecting the two portals
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var exit = portal.exit_portal
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var D = portal.global_position.distance_to(exit.global_position)
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var p0 = Vector3.ZERO
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var p3 = portal.to_local(exit.global_position)
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var p1 = p0 + -portal.transform.basis.z * D * 0.25 # Control point
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var p2 = p3 + -exit.transform.basis.z * D * 0.25 # Control point
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var RESOLUTION: int = 24
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lines.push_back(p0)
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for i in range(1, RESOLUTION + 1):
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var t: float = float(i) / RESOLUTION
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var spline_pos: Vector3 = pow(1 - t, 3) * p0 \
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+ 3 * pow(1 - t, 2) * t * p1 \
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+ 3 * (1 - t) * pow(t, 2) * p2 \
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+ pow(t, 3) * p3
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lines.push_back(spline_pos)
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lines.push_back(p3)
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print("[gizmo] Bezier lines: " + str(lines.size()))
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gizmo.add_lines(PackedVector3Array([p0, p3, p1, p2]), get_material("secondary", gizmo))
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#var handles = PackedVector3Array()
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#handles.push_back(Vector3(0, 1, 0))
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#handles.push_back(Vector3(0, 2, 0))
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gizmo.add_lines(lines, get_material("main", gizmo))
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# Thicker dashed line
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var l2 = lines.duplicate()
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for i in range(l2.size()): l2[i].x += 0.01
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gizmo.add_lines(l2, get_material("main", gizmo))
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#gizmo.add_handles(handles, get_material("handles", gizmo), [])
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