Add per-pod orientation gizmo to the API demo.
Shows live accel attitude with a front-view cylinder (flat / facing / steer) and a TOP marker that rotates with the mesh. Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Cursor
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@@ -12,7 +12,7 @@ config_version=5
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config/name="alox_test_game"
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run/main_scene="res://scenes/menu.tscn"
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config/features=PackedStringArray("4.6", "GL Compatibility")
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config/features=PackedStringArray("4.7", "GL Compatibility")
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config/icon="res://icon.svg"
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[display]
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@@ -0,0 +1,76 @@
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[gd_scene load_steps=6 format=3]
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[ext_resource type="Script" path="res://scripts/orientation_gizmo.gd" id="1_gizmo"]
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[sub_resource type="CylinderMesh" id="CylinderMesh_body"]
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top_radius = 0.35
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bottom_radius = 0.35
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height = 1.1
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radial_segments = 24
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[sub_resource type="StandardMaterial3D" id="Mat_body"]
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albedo_color = Color(0.42, 0.48, 0.58, 1)
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roughness = 0.55
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[sub_resource type="CylinderMesh" id="CylinderMesh_cap"]
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top_radius = 0.38
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bottom_radius = 0.38
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height = 0.08
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radial_segments = 24
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[sub_resource type="StandardMaterial3D" id="Mat_top"]
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albedo_color = Color(1, 0.55, 0.12, 1)
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roughness = 0.4
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emission_enabled = true
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emission = Color(0.85, 0.4, 0.05, 1)
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emission_energy_multiplier = 0.35
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[node name="OrientationGizmo" type="SubViewportContainer"]
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custom_minimum_size = Vector2(220, 220)
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stretch = true
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script = ExtResource("1_gizmo")
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[node name="SubViewport" type="SubViewport" parent="."]
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own_world_3d = true
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transparent_bg = true
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handle_input_locally = false
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size = Vector2i(220, 220)
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render_target_update_mode = 4
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[node name="Camera3D" type="Camera3D" parent="SubViewport"]
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transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 3.2)
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projection = 1
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size = 2.6
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near = 0.05
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far = 50.0
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[node name="DirectionalLight3D" type="DirectionalLight3D" parent="SubViewport"]
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transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 4)
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light_energy = 1.2
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shadow_enabled = false
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[node name="FillLight" type="DirectionalLight3D" parent="SubViewport"]
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transform = Transform3D(-0.866025, -0.353553, 0.353553, 0, 0.707107, 0.707107, -0.5, 0.612372, -0.612372, 0, 0, 0)
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light_energy = 0.4
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shadow_enabled = false
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[node name="Pod" type="Node3D" parent="SubViewport"]
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[node name="Body" type="MeshInstance3D" parent="SubViewport/Pod"]
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mesh = SubResource("CylinderMesh_body")
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surface_material_override/0 = SubResource("Mat_body")
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[node name="TopCap" type="MeshInstance3D" parent="SubViewport/Pod"]
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transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.59, 0)
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mesh = SubResource("CylinderMesh_cap")
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surface_material_override/0 = SubResource("Mat_top")
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[node name="TopLabel" type="Label3D" parent="SubViewport/Pod"]
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transform = Transform3D(1, 0, 0, 0, 0, -1, 0, 1, 0, 0, -0.66, 0)
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pixel_size = 0.01
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billboard = 0
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text = "TOP"
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font_size = 42
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outline_size = 8
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modulate = Color(1, 0.95, 0.85, 1)
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outline_modulate = Color(0.05, 0.05, 0.08, 1)
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+23
-4
@@ -12,6 +12,7 @@ const PANEL_BORDER_FLASH := Color(1.0, 0.82, 0.15, 1.0)
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const LED_MODES: PackedStringArray = ["color", "clear", "progress", "digit", "blink", "find-me"]
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const LED_MODES_COLOR_INTENSITY: PackedStringArray = ["color", "progress", "digit", "blink"]
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const ORIENTATION_GIZMO_SCENE := preload("res://scenes/orientation_gizmo.tscn")
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@onready var status_label: Label = $UiLayer/TopBar/StatusLabel
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@onready var log_output: TextEdit = $UiLayer/MainSplit/LogPanel/LogOutput
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@@ -122,6 +123,7 @@ func _stop_stream() -> void:
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"triple": false,
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})
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ui["values_label"].text = "—"
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ui["orient_gizmo"].clear()
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_streaming = false
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start_stream_btn.disabled = _client_ui.is_empty()
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@@ -328,14 +330,26 @@ func _populate_clients(clients: Array) -> void:
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_add_led_preset_btn(led_presets, "Blau", cid, available, func() -> void: _led_apply_preset(cid, "color", Color(0.2, 0.4, 1), 128))
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_add_led_preset_btn(led_presets, "Find", cid, available, func() -> void: _led_apply_preset(cid, "find-me"))
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var accel_row := HBoxContainer.new()
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accel_row.add_theme_constant_override("separation", 12)
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accel_row.size_flags_horizontal = Control.SIZE_EXPAND_FILL
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vbox.add_child(accel_row)
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var values_label := Label.new()
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values_label.text = "—"
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values_label.add_theme_font_size_override("font_size", 12)
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values_label.add_theme_color_override("font_color", Color(0.65, 0.85, 0.75))
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values_label.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
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vbox.add_child(values_label)
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values_label.size_flags_horizontal = Control.SIZE_EXPAND_FILL
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values_label.vertical_alignment = VERTICAL_ALIGNMENT_CENTER
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accel_row.add_child(values_label)
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var orient_gizmo: OrientationGizmo = ORIENTATION_GIZMO_SCENE.instantiate()
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accel_row.add_child(orient_gizmo)
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clients_list.add_child(panel)
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# clear() after enter_tree so @onready nodes exist; _ready also clears.
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orient_gizmo.clear()
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_client_ui[cid] = {
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"available": available,
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@@ -360,6 +374,7 @@ func _populate_clients(clients: Array) -> void:
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"led_digit_row": led_digit_row,
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"led_blink_row": led_blink_row,
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"values_label": values_label,
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"orient_gizmo": orient_gizmo,
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}
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_update_led_fields(cid)
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@@ -443,14 +458,18 @@ func _on_input(data: Dictionary) -> void:
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var ui: Dictionary = _client_ui[cid]
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var lines: PackedStringArray = []
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if client.get("valid", false):
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var ax := int(client.get("x", 0))
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var ay := int(client.get("y", 0))
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var az := int(client.get("z", 0))
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lines.append(
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"x=%d y=%d z=%d (age %sms)" % [
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int(client.get("x", 0)),
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int(client.get("y", 0)),
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int(client.get("z", 0)),
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ax, ay, az,
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str(client.get("accel_age_ms", "?")),
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]
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)
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ui["orient_gizmo"].set_accel(Vector3(float(ax), float(ay), float(az)))
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else:
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ui["orient_gizmo"].clear()
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var tap_kind := str(client.get("tap_kind", "none"))
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if tap_kind != "none":
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@@ -0,0 +1,71 @@
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extends SubViewportContainer
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class_name OrientationGizmo
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const MIN_ACCEL_LEN := 1000.0
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const SMOOTH := 0.25
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const VIEW_SIZE := Vector2(220, 220)
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const ACTIVE_MODULATE := Color(1, 1, 1, 1)
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const IDLE_MODULATE := Color(0.55, 0.58, 0.65, 0.85)
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## Mesh TOP = local −Y.
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## Flat accel ≈ +Z → side view, TOP at top of screen
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## Facing accel ≈ −Y → TOP face toward camera
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## Steer accel ≈ −X → facing + roll left (steering wheel)
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var _basis_flat: Basis = Basis(Quaternion(Vector3.RIGHT, PI))
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var _basis_facing: Basis = Basis(Quaternion(Vector3.RIGHT, -PI * 0.5))
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@onready var _viewport: SubViewport = $SubViewport
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@onready var _camera: Camera3D = $SubViewport/Camera3D
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@onready var _pod: Node3D = $SubViewport/Pod
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var _has_sample := false
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var _target_basis := Basis.IDENTITY
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func _ready() -> void:
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custom_minimum_size = VIEW_SIZE
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stretch = true
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_viewport.own_world_3d = true
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_viewport.transparent_bg = true
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_viewport.size = Vector2i(VIEW_SIZE)
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_viewport.render_target_update_mode = SubViewport.UPDATE_ALWAYS
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_camera.projection = Camera3D.PROJECTION_ORTHOGONAL
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_camera.size = 2.6
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_camera.near = 0.05
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_camera.far = 50.0
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_camera.position = Vector3(0.0, 0.0, 3.2)
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_camera.look_at(Vector3.ZERO, Vector3.UP)
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clear()
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func set_accel(v: Vector3) -> void:
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if v.length() < MIN_ACCEL_LEN:
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return
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_has_sample = true
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modulate = ACTIVE_MODULATE
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_target_basis = _basis_from_accel(v)
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func clear() -> void:
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_has_sample = false
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_target_basis = _basis_flat
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if _pod != null:
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_pod.basis = _basis_flat
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modulate = IDLE_MODULATE
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func _process(_delta: float) -> void:
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if not _has_sample:
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return
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_pod.basis = _pod.basis.slerp(_target_basis, SMOOTH)
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func _basis_from_accel(accel: Vector3) -> Basis:
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var n := accel.normalized()
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# 0 = liegend (+Z), 1 = aufgerichtet / gedreht (wenig +Z)
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var face_t := clampf(1.0 - maxf(n.z, 0.0), 0.0, 1.0)
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var b := _basis_flat.slerp(_basis_facing, face_t)
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# Lenkrad-Roll in der Sensor-XY-Ebene:
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# facing (0,−1) → 0; links (−1,0) → +π/2; rechts (+1,0) → −π/2
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var roll := atan2(-n.x, -n.y)
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return Basis(Quaternion(Vector3.BACK, roll * face_t)) * b
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@@ -0,0 +1 @@
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uid://djoqip111hnbd
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