294 lines
12 KiB
GDScript
294 lines
12 KiB
GDScript
# Minimap (P9) —— 右上角圆形小地图。北朝上。
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#
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# var mm := preload("res://ui/minimap.gd").new()
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# add_child(mm)
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# mm.setup(m2client, canvas_parent, func() -> Node3D: return player)
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#
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# 画：底圆 + 外环 + 玩家箭头 + 实体蓝点 + 怪红点 + NPC 黄点 + 传送青点 + 任务标记橙星 +
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# 观战者紫色菱形 + 公会领地边框；支持 SetScale / 鼠标滚轮缩放。
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# 世界→图：Δ = blip.xz - player.xz，按 scale 转像素，(+x 右, -z 上)，超出半径夹到边缘。
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extends Node
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const RADIUS := 70.0
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const SCALE := 0.25 # 像素/米（越大越放大）
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# CPythonMiniMap 的 waypoint 夹边留边：c_fMiniMapWindowRadius = min(w,h)/2 - 9.0f
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# （m2dev PythonMiniMap.cpp:441）。信标越出此半径时，标记贴到圆周并改画方向箭头。
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const SIGNAL_RIM_INSET := 9.0
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const NPC_WARP_TYPE := 2 # NPCMark.type: 2 = 传送
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const MIN_SCALE := 0.10
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const MAX_SCALE := 1.25
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const OBSERVER_ADD := 0
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const OBSERVER_REMOVE := 1
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const OBSERVER_MOVE := 2
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const OBSERVER_INTERPOLATION_MS := 1000.0
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var client: Node
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var player_getter: Callable
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var _root: Control
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var _view: Control
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var _ch_label: Label
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var _scale := SCALE
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var _signal_points: Array[Vector2] = []
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var _observer_tracks: Dictionary = {}
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func setup(m2client: Node, parent: Node, get_player: Callable) -> void:
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client = m2client
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player_getter = get_player
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_build(parent)
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if client and client.has_signal("channel_changed"):
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client.channel_changed.connect(func(c): _ch_label.text = "CH %d" % c)
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if client and client.has_signal("observer_event"):
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client.observer_event.connect(_on_observer_event)
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if client and client.has_signal("world_reset"):
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client.world_reset.connect(_clear_observers)
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_sync_observers_snapshot()
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func _build(parent: Node) -> void:
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_root = Control.new()
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_root.set_anchors_preset(Control.PRESET_TOP_RIGHT)
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_root.position = Vector2(-2 * RADIUS - 16, 12)
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_root.size = Vector2(2 * RADIUS, 2 * RADIUS + 16)
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parent.add_child(_root)
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_view = Control.new()
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_view.size = Vector2(2 * RADIUS, 2 * RADIUS)
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_view.mouse_filter = Control.MOUSE_FILTER_IGNORE
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_view.draw.connect(_draw_map)
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_root.add_child(_view)
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_root.gui_input.connect(_on_gui_input)
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_root.mouse_filter = Control.MOUSE_FILTER_STOP
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_ch_label = Label.new()
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_ch_label.position = Vector2(0, 2 * RADIUS)
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_ch_label.add_theme_font_size_override("font_size", 11)
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_ch_label.text = "CH -"
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_root.add_child(_ch_label)
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func _process(_dt: float) -> void:
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if _view:
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_view.queue_redraw()
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# Matches CPythonMiniMap::SetScale: callers may provide pixels per world metre.
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# The wheel gesture is intentionally local to the minimap so world controls do
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# not change when the pointer is elsewhere.
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func set_scale(pixels_per_meter: float) -> void:
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_scale = clampf(pixels_per_meter, MIN_SCALE, MAX_SCALE)
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if _view:
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_view.queue_redraw()
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func get_scale() -> float:
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return _scale
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# CPythonMiniMap::AddSignalPoint stores quest-script waypoints separately from
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# server target markers. EventManager supplies absolute server centimetres.
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func add_signal_point(x: float, y: float) -> void:
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_signal_points.append(Vector2(x, y))
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if _view:
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_view.queue_redraw()
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func clear_signal_points() -> void:
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_signal_points.clear()
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if _view:
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_view.queue_redraw()
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func signal_point_count() -> int:
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return _signal_points.size()
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# 1:1 复刻 m2dev CPythonMiniMap::Render 的 waypoint 夹边分支（PythonMiniMap.cpp:445-462）：
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# fDistanceFromCenter = sqrt(dx*dx + dy*dy)
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# if fDistanceFromCenter >= radius:
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# fRadian = atan2f(dy, dx); dx = radius*cos; dy = radius*sin
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# 返回 {clamped, offset(相对圆心的像素偏移), angle(指向真实目标的弧度)}。
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static func signal_marker_geometry(delta_px: Vector2, rim_radius: float) -> Dictionary:
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var angle := atan2(delta_px.y, delta_px.x)
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if delta_px.length() >= rim_radius:
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return {
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"clamped": true,
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"offset": Vector2(rim_radius * cos(angle), rim_radius * sin(angle)),
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"angle": angle,
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}
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return {"clamped": false, "offset": delta_px, "angle": angle}
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func _signal_offset(world: Vector3, origin: Vector3) -> Dictionary:
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var d := world - origin
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# 与 _to_map 相同的世界→图轴向：world +x = 东（右），world −z = 北（上）。
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var delta_px := Vector2(d.x, d.z) * _scale
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return signal_marker_geometry(delta_px, RADIUS - SIGNAL_RIM_INSET)
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# CPythonMiniMap::AddObserver / MoveObserver / RemoveObserver keep observer
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# positions separate from ordinary character instances. The reference client
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# interpolates each move over one second, so a packet burst does not make the
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# purple observer marker teleport across the minimap.
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func _observer_track(pos: Vector3, now_ms: int) -> Dictionary:
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return {"cur": pos, "src": pos, "dst": pos, "started_ms": now_ms}
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func _set_observer_track(vid: int, pos: Vector3) -> void:
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_observer_tracks[vid] = _observer_track(pos, Time.get_ticks_msec())
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func _on_observer_event(kind: int, vid: int, pos: Vector2) -> void:
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var net_pos := Vector3(pos.x, 0.0, pos.y)
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match kind:
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OBSERVER_ADD:
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# AddObserver resets an existing observer to the packet position too.
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_set_observer_track(vid, net_pos)
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OBSERVER_REMOVE:
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_observer_tracks.erase(vid)
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OBSERVER_MOVE:
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# Match MoveObserver: a move without a prior add is ignored. The
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# snapshot sync below covers observers present before setup.
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if not _observer_tracks.has(vid):
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return
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var cur := _observer_position(vid, net_pos)
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var track: Dictionary = _observer_tracks[vid]
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track["src"] = cur
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track["dst"] = net_pos
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track["cur"] = cur
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track["started_ms"] = Time.get_ticks_msec()
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_observer_tracks[vid] = track
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func _clear_observers() -> void:
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_observer_tracks.clear()
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func _sync_observers_snapshot() -> void:
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if client == null or not client.has_method("get_observers"):
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return
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# This seeds observers that arrived before the minimap connected. Once an
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# observer_event stream exists, its transitions own the track's destination.
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var has_events := client.has_signal("observer_event")
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for o in client.get_observers():
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var vid := int(o.get("vid", 0))
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if vid == 0:
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continue
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var pos: Vector3 = o.get("pos", Vector3.ZERO)
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if not has_events:
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_set_observer_track(vid, pos)
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elif not _observer_tracks.has(vid):
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_set_observer_track(vid, pos)
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func _observer_position(vid: int, fallback: Vector3 = Vector3.ZERO) -> Vector3:
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if not _observer_tracks.has(vid):
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_set_observer_track(vid, fallback)
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var track: Dictionary = _observer_tracks[vid]
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var src: Vector3 = track.get("src", fallback)
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var dst: Vector3 = track.get("dst", src)
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var started_ms := float(track.get("started_ms", Time.get_ticks_msec()))
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var f := clampf((float(Time.get_ticks_msec()) - started_ms) / OBSERVER_INTERPOLATION_MS, 0.0, 1.0)
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var cur := src.lerp(dst, f)
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track["cur"] = cur
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_observer_tracks[vid] = track
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return cur
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func _on_gui_input(event: InputEvent) -> void:
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if event is InputEventMouseButton and event.pressed:
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if event.button_index == MOUSE_BUTTON_WHEEL_UP:
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set_scale(_scale * 1.15)
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_root.accept_event()
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elif event.button_index == MOUSE_BUTTON_WHEEL_DOWN:
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set_scale(_scale / 1.15)
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_root.accept_event()
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func _player() -> Node3D:
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return player_getter.call() if player_getter.is_valid() else null
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func _to_map(world: Vector3, origin: Vector3) -> Vector2:
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var d := world - origin
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# screen: +x right, +y down. world −z = north -> screen up (−y). world +x = east -> right.
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var p := Vector2(d.x, d.z) * _scale
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if p.length() > RADIUS - 4.0:
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p = p.normalized() * (RADIUS - 4.0)
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return Vector2(RADIUS, RADIUS) + p
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# 圆周方向箭头（对应 __RenderTargetMark 的边缘指示；本工程无 .sub 资源，用三角形代替）。
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func _draw_signal_arrow(pos: Vector2, angle: float) -> void:
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var dir := Vector2(cos(angle), sin(angle))
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var perp := Vector2(-dir.y, dir.x)
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var tip := pos + dir * 7.0
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var base := pos - dir * 3.0
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_view.draw_colored_polygon(
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PackedVector2Array([tip, base + perp * 4.0, base - perp * 4.0]),
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Color(1.0, 0.6, 0.1, 0.95))
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func _draw_map() -> void:
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var c := Vector2(RADIUS, RADIUS)
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_view.draw_circle(c, RADIUS, Color(0.05, 0.06, 0.08, 0.82))
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_view.draw_arc(c, RADIUS - 1.5, 0, TAU, 48, Color(0.6, 0.6, 0.7, 0.7), 2.0)
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var pl := _player()
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if pl == null or client == null:
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return
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var origin: Vector3 = pl.global_position
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var party_vids := {}
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if client.has_method("get_party"):
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for member in client.get_party():
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var pvid := int(member.get("vid", 0))
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if pvid != 0:
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party_vids[pvid] = bool(member.get("leader", false))
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# 实体：怪红、其它蓝
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if client.has_method("get_entities"):
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for e in client.get_entities():
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if bool(e.get("is_main", false)):
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continue
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var pos: Vector3 = e.get("pos", Vector3.ZERO)
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var vid := int(e.get("vid", 0))
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var map_pos := _to_map(MapCoord.to_world(pos), origin)
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var col := Color(0.35, 1.0, 0.55) if party_vids.has(vid) \
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else Color(0.4, 0.6, 1.0) if int(e.get("ch_type", 0)) != 2 else Color(1.0, 0.35, 0.3)
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_view.draw_circle(map_pos, 2.5, col)
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if bool(party_vids.get(vid, false)):
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_view.draw_arc(map_pos, 4.5, 0.0, TAU, 16, Color(1.0, 0.9, 0.25, 0.9), 1.0)
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# NPC 标记：传送青、其它黄
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if client.has_method("get_npc_marks"):
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for m in client.get_npc_marks():
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var col := Color(0.3, 0.9, 0.9) if int(m.get("type", 0)) == NPC_WARP_TYPE else Color(1.0, 0.85, 0.2)
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_view.draw_circle(_to_map(MapCoord.to_world(m.get("pos", Vector3.ZERO)), origin), 3.0, col)
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# 观战者：原版在小地图上显示独立的观察点（紫色菱形）。
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if client.has_method("get_observers"):
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_sync_observers_snapshot()
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for o in client.get_observers():
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var vid := int(o.get("vid", 0))
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var observer_world := _observer_position(vid, o.get("pos", Vector3.ZERO))
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var op := _to_map(MapCoord.to_world(observer_world), origin)
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var diamond := PackedVector2Array([op + Vector2(0, -4), op + Vector2(4, 0),
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op + Vector2(0, 4), op + Vector2(-4, 0)])
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_view.draw_colored_polygon(diamond, Color(0.8, 0.35, 1.0, 0.95))
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# 公会领地：GC_LAND_LIST 的全局厘米矩形，在小地图上画细边框；
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# guild_id=0 使用中性青色，其余领地使用金色。
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if client.has_method("get_land_areas"):
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for a in client.get_land_areas():
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var x := float(a.get("x", 0))
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var y := float(a.get("y", 0))
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var w := float(a.get("width", 0))
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var h := float(a.get("height", 0))
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var p0 := _to_map(MapCoord.to_world(Vector3(x * 0.01, 0, -y * 0.01)), origin)
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var p1 := _to_map(MapCoord.to_world(Vector3((x + w) * 0.01, 0, -(y + h) * 0.01)), origin)
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var rect := Rect2(Vector2(min(p0.x, p1.x), min(p0.y, p1.y)),
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Vector2(abs(p1.x - p0.x), abs(p1.y - p0.y)))
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var col := Color(0.3, 0.9, 0.9, 0.75) if int(a.get("guild_id", 0)) == 0 \
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else Color(1.0, 0.75, 0.2, 0.85)
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_view.draw_rect(rect, col, false, 1.0)
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# 任务标记（EventManager quest signals，本地 waypoint，不是 GC_TARGET）：
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# 圆内画橙星；越出小地图半径则贴到圆周画指向目标的方向箭头（世界箭头 / 屏幕边缘指示）。
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for signal_point in _signal_points:
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var signal_pos := MapCoord.to_world(Vector3(signal_point.x * 0.01, 0, -signal_point.y * 0.01))
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var geo := _signal_offset(signal_pos, origin)
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var smp: Vector2 = c + geo["offset"]
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if geo["clamped"]:
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_draw_signal_arrow(smp, geo["angle"])
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else:
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_view.draw_circle(smp, 5.0, Color(1.0, 0.75, 0.15, 0.95))
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_view.draw_arc(smp, 8.0, 0.0, TAU, 16, Color(1.0, 0.4, 0.1, 0.9), 1.5)
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if client.has_method("get_world_markers"):
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for m in client.get_world_markers():
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var mp := _to_map(MapCoord.to_world(m.get("pos", Vector3.ZERO)), origin)
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_view.draw_rect(Rect2(mp - Vector2(3, 3), Vector2(6, 6)), Color(1.0, 0.6, 0.1))
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# 玩家箭头（朝向）
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var yaw: float = pl.rotation.y
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var fwd := Vector2(sin(yaw), cos(yaw)) # world +? -> map；与 _to_map 的 (x,-z) 对齐
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var tip := c + fwd * 8.0
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var left := c + fwd.rotated(deg_to_rad(140)) * 6.0
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var right := c + fwd.rotated(deg_to_rad(-140)) * 6.0
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_view.draw_colored_polygon(PackedVector2Array([tip, left, right]), Color(1, 1, 1))
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