Struct PointCloud 

pub struct PointCloud { /* private fields */ }

A point cloud structure.

Implementations

impl PointCloud

pub fn new(name: impl Into<String>, points: Vec<Vec3>) -> Self

Creates a new point cloud.

pub fn num_points(&self) -> usize

Returns the number of points.

pub fn points(&self) -> &[Vec3]

Returns the points.

pub fn update_points(&mut self, points: Vec<Vec3>)

Updates the point positions.

pub fn add_scalar_quantity( &mut self, name: impl Into<String>, values: Vec<f32>, ) -> &mut Self

Adds a scalar quantity to this point cloud.

pub fn add_vector_quantity( &mut self, name: impl Into<String>, vectors: Vec<Vec3>, ) -> &mut Self

Adds a vector quantity to this point cloud.

pub fn add_color_quantity( &mut self, name: impl Into<String>, colors: Vec<Vec3>, ) -> &mut Self

Adds a color quantity to this point cloud.

pub fn init_gpu_resources( &mut self, device: &Device, bind_group_layout: &BindGroupLayout, camera_buffer: &Buffer, )

Initializes GPU resources for this point cloud.

pub fn render_data(&self) -> Option<&PointCloudRenderData>

Returns the render data if initialized.

pub fn init_pick_resources( &mut self, device: &Device, pick_bind_group_layout: &BindGroupLayout, camera_buffer: &Buffer, global_start: u32, )

Initializes GPU resources for pick rendering.

pub fn pick_bind_group(&self) -> Option<&BindGroup>

Returns the pick bind group if initialized.

pub fn update_pick_uniforms(&self, queue: &Queue)

Updates pick uniforms (e.g., when point radius changes).

pub fn set_point_radius(&mut self, radius: f32)

Sets the point radius.

pub fn point_radius(&self) -> f32

Gets the point radius.

pub fn set_base_color(&mut self, color: Vec3)

Sets the base color.

pub fn base_color(&self) -> Vec4

Gets the base color.

pub fn active_color_quantity(&self) -> Option<&PointCloudColorQuantity>

Returns the currently active color quantity, if any.

pub fn active_scalar_quantity(&self) -> Option<&PointCloudScalarQuantity>

Returns the currently active scalar quantity, if any.

pub fn active_vector_quantity(&self) -> Option<&PointCloudVectorQuantity>

Returns the currently active vector quantity, if any.

pub fn active_vector_quantity_mut( &mut self, ) -> Option<&mut PointCloudVectorQuantity>

Returns a mutable reference to the active vector quantity.

pub fn build_egui_ui(&mut self, ui: &mut Ui, available_materials: &[&str])

Builds the egui UI for this point cloud.

pub fn update_gpu_buffers(&self, queue: &Queue, color_maps: &ColorMapRegistry)

Updates GPU buffers based on current state.

Trait Implementations

impl HasQuantities for PointCloud

fn add_quantity(&mut self, quantity: Box<dyn Quantity>)

Adds a quantity to this structure.

fn get_quantity(&self, name: &str) -> Option<&dyn Quantity>

Gets a quantity by name.

fn get_quantity_mut(&mut self, name: &str) -> Option<&mut Box<dyn Quantity>>

Gets a mutable quantity by name.

fn remove_quantity(&mut self, name: &str) -> Option<Box<dyn Quantity>>

Removes a quantity by name.

fn quantities(&self) -> &[Box<dyn Quantity>]

Returns all quantities attached to this structure.

fn num_quantities(&self) -> usize

Returns the number of quantities attached.

impl Structure for PointCloud

fn as_any(&self) -> &dyn Any

Returns a reference to self as Any for downcasting.

fn as_any_mut(&mut self) -> &mut dyn Any

Returns a mutable reference to self as Any for downcasting.

fn name(&self) -> &str

Returns the unique name of this structure.

fn type_name(&self) -> &'static str

Returns the type name of this structure (e.g., “PointCloud”, “SurfaceMesh”).

fn bounding_box(&self) -> Option<(Vec3, Vec3)>

Returns the axis-aligned bounding box in world coordinates.

fn length_scale(&self) -> f32

Returns a characteristic length scale for this structure.

fn transform(&self) -> Mat4

Returns the current model transform matrix.

fn set_transform(&mut self, transform: Mat4)

Sets the model transform matrix.

fn is_enabled(&self) -> bool

Returns whether this structure is currently visible.

fn set_enabled(&mut self, enabled: bool)

Sets the visibility of this structure.

fn material(&self) -> &str

Returns the material name for this structure (e.g., “clay”, “wax”).

fn set_material(&mut self, material: &str)

Sets the material for this structure by name.

fn draw(&self, _ctx: &mut dyn RenderContext)

Draws this structure to the scene.

fn draw_pick(&self, _ctx: &mut dyn RenderContext)

Draws this structure for picking/selection.

fn build_ui(&mut self, _ui: &dyn Any)

Builds the ImGui UI for this structure.

fn build_pick_ui(&self, _ui: &dyn Any, _pick: &PickResult)

Builds the ImGui UI for a picked element.

fn clear_gpu_resources(&mut self)

Clears all GPU resources (render data, pick buffers, etc.).

fn refresh(&mut self)

Refreshes GPU resources after data changes.

fn center_bounding_box(&mut self)

Centers the camera on this structure’s bounding box.

fn reset_transform(&mut self)

Resets the transform to identity.