| @tool |
| class_name StackSegment |
| extends Node3D |
|
|
| signal active_state_changed(index: int, active: bool) |
|
|
| ## The data resource controlling this segment's active state and color. |
| @export var segment_data: StackSegmentData: |
| set(value): |
| if segment_data: |
| segment_data.active_changed.disconnect(_on_active_changed) |
| segment_data.color_changed.disconnect(_on_color_changed) |
|
|
| segment_data = value as StackSegmentData |
|
|
| if _material != null and segment_data != null: |
| _set_active(segment_data.active) |
| _set_segment_color(segment_data.segment_color) |
|
|
| segment_data.active_changed.connect(_on_active_changed) |
| segment_data.color_changed.connect(_on_color_changed) |
|
|
| var index: int = -1 |
| @onready var _mesh_instance: MeshInstance3D = $LightMesh |
| var _material: StandardMaterial3D |
|
|
| func _ready() -> void: |
| _material = _mesh_instance.mesh.surface_get_material(0).duplicate() as StandardMaterial3D |
| _mesh_instance.set_surface_override_material(0, _material) |
|
|
| if segment_data: |
| segment_data.active_changed.disconnect(_on_active_changed) |
| segment_data.color_changed.disconnect(_on_color_changed) |
|
|
| _set_active(segment_data.active) |
| _set_segment_color(segment_data.segment_color) |
|
|
| segment_data.active_changed.connect(_on_active_changed) |
| segment_data.color_changed.connect(_on_color_changed) |
|
|
| func _set_active(new_value: bool) -> void: |
| if _material == null: |
| return |
| |
| if new_value: |
| _material.emission_energy_multiplier = 1.0 |
| var opaque_color := Color(segment_data.segment_color.r, segment_data.segment_color.g, segment_data.segment_color.b, 235.0/255.0) |
| _material.albedo_color = opaque_color |
| _material.emission = Color(segment_data.segment_color.r, segment_data.segment_color.g, segment_data.segment_color.b, 1.0) |
| else: |
| _material.emission_energy_multiplier = 0.0 |
| _material.albedo_color = Color(0.7, 0.7, 0.7, 1.0) |
| _material.emission = Color(0.0, 0.0, 0.0, 1.0) |
|
|
| func _set_segment_color(new_value: Color) -> void: |
| if _material and segment_data and segment_data.active: |
| var albedo_color := Color(new_value.r, new_value.g, new_value.b, 235.0/255.0) |
| var emission_color := Color(new_value.r, new_value.g, new_value.b, 1.0) |
| _material.albedo_color = albedo_color |
| _material.emission = emission_color |
|
|
| func _on_active_changed(new_active: bool) -> void: |
| _set_active(new_active) |
| active_state_changed.emit(index, new_active) |
|
|
| func _on_color_changed(new_color: Color) -> void: |
| _set_segment_color(new_color) |
|
|
