# SpriteBlendShapeVertex

> Represents a single vertex in a blend shape frame.

## Definition

* **Type:** Struct
* **Namespace:** [UnityEngine.U2D](/engine/6000.7/script-reference/unityengine/u2d.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
public struct SpriteBlendShapeVertex
```

## Remarks

Contains the vertex index and delta values for position, normal, and tangent that define how the vertex is deformed in a blend shape frame.

## Fields

| Value                                                                                        | Description                                                  |
| -------------------------------------------------------------------------------------------- | ------------------------------------------------------------ |
| [index](/engine/6000.7/script-reference/unityengine/u2d/spriteblendshapevertex/index.md)     | The index of the vertex in the sprite's mesh.                |
| [normal](/engine/6000.7/script-reference/unityengine/u2d/spriteblendshapevertex/normal.md)   | The delta normal of the vertex for this blend shape frame.   |
| [tangent](/engine/6000.7/script-reference/unityengine/u2d/spriteblendshapevertex/tangent.md) | The delta tangent of the vertex for this blend shape frame.  |
| [vertex](/engine/6000.7/script-reference/unityengine/u2d/spriteblendshapevertex/vertex.md)   | The delta position of the vertex for this blend shape frame. |