Function mat3ToMat4

mat3ToMat4(mat3: Mat3, mat4?: Mat4): Mat4
Converts a 3x3 matrix to a 4x4 matrix.
Parameters
- mat3: Mat3
  The input 3x3 matrix.
- Optionalmat4: Mat4
  The destination 4x4 matrix (optional).
Returns Mat4
The converted 4x4 matrix.
- Defined in packages/sdk/src/math/matrix.ts:188