Class Scene

A mutable scene. Mutate and render on the same thread; notifications are synchronous.

Inheritance
object
Scene
Inherited Members
Namespace: Simple3D.Core
Assembly: Simple3D.Core.dll
Syntax
public sealed class Scene

Constructors

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Scene()

Creates an empty scene.

Declaration
public Scene()

Fields

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MaximumNodes

Maximum node visits during bounds calculation or rendering, including empty groups and repeated instances.

Declaration
public const int MaximumNodes = 100000
Field Value
Type Description
int

Properties

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Labels

World anchored overlay labels.

Declaration
public IReadOnlyList<WorldLabel> Labels { get; }
Property Value
Type Description
IReadOnlyList<WorldLabel>
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Shapes

Top-level immutable nodes.

Declaration
public IReadOnlyList<Shape> Shapes { get; }
Property Value
Type Description
IReadOnlyList<Shape>

Methods

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Add(Shape)

Appends a node and notifies observers.

Declaration
public Scene Add(Shape shape)
Parameters
Type Name Description
Shape shape
Returns
Type Description
Scene
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AddLabel(WorldLabel)

Adds a label and notifies observers.

Declaration
public Scene AddLabel(WorldLabel label)
Parameters
Type Name Description
WorldLabel label
Returns
Type Description
Scene
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Clear()

Removes all nodes and labels.

Declaration
public Scene Clear()
Returns
Type Description
Scene
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GetBounds()

World axis-aligned bounds of geometry, or null for an empty scene. Labels are excluded. Overflowing transforms or excessive node or triangle visits throw.

Declaration
public Bounds3? GetBounds()
Returns
Type Description
Bounds3?
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Remove(Shape)

Removes the first matching top-level node.

Declaration
public bool Remove(Shape shape)
Parameters
Type Name Description
Shape shape
Returns
Type Description
bool
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RemoveLabel(WorldLabel)

Removes the first matching label.

Declaration
public bool RemoveLabel(WorldLabel label)
Parameters
Type Name Description
WorldLabel label
Returns
Type Description
bool
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Replace(Shape, Shape)

Replaces the first matching top-level node. Returns false when absent or unchanged.

Declaration
public bool Replace(Shape oldShape, Shape newShape)
Parameters
Type Name Description
Shape oldShape
Shape newShape
Returns
Type Description
bool

Events

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Changed

Raised once after each successful mutation; replacements provide ShapeReplacementEventArgs.

Declaration
public event EventHandler? Changed
Event Type
Type Description
EventHandler