Function calculateNormals

calculateNormals(positions, indices): number[]
Generates normal information from the specified positions and triangle indices.
Parameters
- positions: number[]
  An array of 3-dimensional vertex positions.
- indices: number[]
  An array of triangle indices.
Returns number[]
An array of 3-dimensional vertex normals.
Example
```
const normals = pc.calculateNormals(positions, indices);
```
- Defined in engine/src/scene/geometry/geometry-utils.js:14