adding waypoint
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4 changed files with 237 additions and 0 deletions
120
maps/waypoint/waypoint.gd
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120
maps/waypoint/waypoint.gd
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extends Control
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# Some margin to keep the marker away from the screen's corners.
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const MARGIN = 8
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@onready var camera:Camera3D = get_viewport().get_camera_3d()
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@onready var parent:Node3D = get_parent()
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@onready var label:Label = $Label
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@onready var marker:TextureRect = $Marker
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#
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## The waypoint's text.
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@export var text:String:
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get:
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return $Label.text
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set(value):
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print("Setting some_exported_property to %s" % value)
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$Label.text = value
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# If `true`, the waypoint sticks to the viewport's edges when moving off-screen.
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@export var sticky = true
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func set_text(p_text:String):
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text = p_text
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# The label's text can only be set once the node is ready.
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if is_inside_tree():
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label.text = p_text
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func _ready() -> void:
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if not parent is Node3D:
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push_error("The waypoint's parent node must inherit from Node3D.")
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func _process(_delta):
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if not camera.is_current():
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# If the camera we have isn't the current one, get the current camera.
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camera = get_viewport().get_camera_3d()
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var parent_translation = parent.get_global_transform().origin
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var camera_transform = camera.get_global_transform()
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var camera_translation = camera_transform.origin
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# We would use "camera.is_position_behind(parent_translation)", except
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# that it also accounts for the near clip plane, which we don't want.
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var is_behind = camera_transform.basis.z.dot(parent_translation - camera_translation) > 0
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# Fade the waypoint when the camera gets close.
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var distance = camera_translation.distance_to(parent_translation)
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modulate.a = clamp(range_lerp(distance, 0, 2, 0, 1), 0, 1 )
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var unprojected_position = camera.unproject_position(parent_translation)
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var viewport_base_size = get_viewport().size
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if not sticky:
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# For non-sticky waypoints, we don't need to clamp and calculate
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# the position if the waypoint goes off screen.
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rect_position = unprojected_position
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visible = not is_behind
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return
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# We need to handle the axes differently.
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# For the screen's X axis, the projected position is useful to us,
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# but we need to force it to the side if it's also behind.
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if is_behind:
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if unprojected_position.x < viewport_base_size.x / 2:
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unprojected_position.x = viewport_base_size.x - MARGIN
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else:
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unprojected_position.x = MARGIN
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# For the screen's Y axis, the projected position is NOT useful to us
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# because we don't want to indicate to the user that they need to look
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# up or down to see something behind them. Instead, here we approximate
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# the correct position using difference of the X axis Euler angles
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# (up/down rotation) and the ratio of that with the camera's FOV.
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# This will be slightly off from the theoretical "ideal" position.
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if is_behind or unprojected_position.x < MARGIN or \
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unprojected_position.x > viewport_base_size.x - MARGIN:
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var look = camera_transform.looking_at(parent_translation, Vector3.UP)
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var diff = angle_diff(look.basis.get_euler().x, camera_transform.basis.get_euler().x)
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unprojected_position.y = viewport_base_size.y * (0.5 + (diff / deg2rad(camera.fov)))
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rect_position = Vector2(
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clamp(unprojected_position.x, MARGIN, viewport_base_size.x - MARGIN),
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clamp(unprojected_position.y, MARGIN, viewport_base_size.y - MARGIN)
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)
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label.visible = true
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rect_rotation = 0
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# Used to display a diagonal arrow when the waypoint is displayed in
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# one of the screen corners.
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var overflow = 0
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if rect_position.x <= MARGIN:
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# Left overflow.
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overflow = -45
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label.visible = false
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rect_rotation = 90
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elif rect_position.x >= viewport_base_size.x - MARGIN:
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# Right overflow.
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overflow = 45
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label.visible = false
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rect_rotation = 270
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if rect_position.y <= MARGIN:
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# Top overflow.
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label.visible = false
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rect_rotation = 180 + overflow
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elif rect_position.y >= viewport_base_size.y - MARGIN:
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# Bottom overflow.
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label.visible = false
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rect_rotation = -overflow
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static func angle_diff(from, to):
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var diff = fmod(to - from, TAU)
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return fmod(2.0 * diff, TAU) - diff
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46
maps/waypoint/waypoint.svg
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46
maps/waypoint/waypoint.svg
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<!-- Created with Inkscape (http://www.inkscape.org/) -->
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<svg
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width="210mm"
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height="297mm"
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viewBox="0 0 210 297"
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version="1.1"
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id="svg5"
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inkscape:version="1.1.1 (3bf5ae0d25, 2021-09-20, custom)"
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sodipodi:docname="waypoint.svg"
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xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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xmlns="http://www.w3.org/2000/svg"
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xmlns:svg="http://www.w3.org/2000/svg">
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<sodipodi:namedview
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id="namedview7"
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pagecolor="#ffffff"
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bordercolor="#666666"
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borderopacity="1.0"
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inkscape:pageshadow="2"
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inkscape:pageopacity="0.0"
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inkscape:pagecheckerboard="0"
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inkscape:document-units="mm"
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showgrid="false"
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inkscape:zoom="0.37104026"
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inkscape:cx="322.06747"
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inkscape:cy="870.52547"
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inkscape:window-width="1920"
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inkscape:window-height="1011"
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inkscape:window-x="1080"
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inkscape:window-y="604"
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inkscape:window-maximized="1"
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inkscape:current-layer="layer1" />
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<defs
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id="defs2" />
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<g
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inkscape:label="Calque 1"
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inkscape:groupmode="layer"
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id="layer1">
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<path
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style="fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:9.08105;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
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d="M 104.99862,75.748584 15.022505,32.651035 30.369558,138.75444 66.915183,113.03322 98.181327,279.26046 H 111.8159 l 31.26616,-166.22724 36.54561,25.72122 15.34707,-106.103405 z"
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id="path1308" />
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</g>
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</svg>
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After Width: | Height: | Size: 1.6 KiB |
35
maps/waypoint/waypoint.svg.import
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maps/waypoint/waypoint.svg.import
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[remap]
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importer="texture"
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type="StreamTexture2D"
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uid="uid://ltyiyj3v77cn"
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path="res://.godot/imported/waypoint.svg-cce94092b899bcae1a4b555f72b67ac0.stex"
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metadata={
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"vram_texture": false
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}
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[deps]
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source_file="res://maps/waypoint/waypoint.svg"
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dest_files=["res://.godot/imported/waypoint.svg-cce94092b899bcae1a4b555f72b67ac0.stex"]
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[params]
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compress/mode=0
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compress/lossy_quality=0.7
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compress/hdr_compression=1
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compress/bptc_ldr=0
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compress/normal_map=0
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compress/channel_pack=0
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compress/streamed=false
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mipmaps/generate=false
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mipmaps/limit=-1
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roughness/mode=0
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roughness/src_normal=""
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process/fix_alpha_border=true
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process/premult_alpha=false
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process/normal_map_invert_y=false
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process/HDR_as_SRGB=false
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process/size_limit=0
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detect_3d/compress_to=1
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svg/scale=1.0
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36
maps/waypoint/waypoint.tscn
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maps/waypoint/waypoint.tscn
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[gd_scene load_steps=3 format=3 uid="uid://c7sga2ipka52x"]
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[ext_resource type="Script" path="res://maps/waypoint/waypoint.gd" id="1_usbk5"]
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[ext_resource type="Texture2D" uid="uid://ltyiyj3v77cn" path="res://maps/waypoint/waypoint.svg" id="2_hvndi"]
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[node name="Control" type="Control"]
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anchor_right = 1.0
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anchor_bottom = 1.0
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script = ExtResource( "1_usbk5" )
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__meta__ = {
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"_edit_use_anchors_": false
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}
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[node name="Label" type="Label" parent="."]
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offset_left = -200.0
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offset_top = -46.0
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offset_right = 200.0
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offset_bottom = -20.0
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text = "Waypoint"
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horizontal_alignment = 1
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__meta__ = {
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"_edit_use_anchors_": false
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}
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[node name="Marker" type="TextureRect" parent="."]
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offset_left = -7.3
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offset_top = -23.0
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offset_right = 202.7
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offset_bottom = 274.0
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rect_scale = Vector2(0.07, 0.08)
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size_flags_horizontal = 0
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size_flags_vertical = 0
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texture = ExtResource( "2_hvndi" )
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__meta__ = {
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"_edit_use_anchors_": false
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}
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