generated from krampus/template-godot4
56 lines
1.4 KiB
GDScript3
56 lines
1.4 KiB
GDScript3
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extends "res://addons/terrain_3d/src/operation_builder.gd"
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const MultiPicker: Script = preload("res://addons/terrain_3d/src/multi_picker.gd")
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func _get_point_picker() -> MultiPicker:
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return tool_settings.settings["gradient_points"]
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func _get_brush_size() -> float:
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return tool_settings.get_setting("size")
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func _is_drawable() -> bool:
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return tool_settings.get_setting("drawable")
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func is_picking() -> bool:
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return not _get_point_picker().all_points_selected()
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func pick(p_global_position: Vector3, p_terrain: Terrain3D) -> void:
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if not _get_point_picker().all_points_selected():
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_get_point_picker().add_point(p_global_position)
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func is_ready() -> bool:
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return _get_point_picker().all_points_selected() and not _is_drawable()
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func apply_operation(p_editor: Terrain3DEditor, p_global_position: Vector3, p_camera_direction: float) -> void:
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var points: PackedVector3Array = _get_point_picker().get_points()
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assert(points.size() == 2)
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assert(not _is_drawable())
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var brush_size: float = _get_brush_size()
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assert(brush_size > 0.0)
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var start: Vector3 = points[0]
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var end: Vector3 = points[1]
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p_editor.start_operation(start)
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var dir: Vector3 = (end - start).normalized()
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var pos: Vector3 = start
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while dir.dot(end - pos) > 0.0:
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p_editor.operate(pos, p_camera_direction)
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pos += dir * brush_size * 0.2
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p_editor.stop_operation()
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_get_point_picker().clear()
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