Function interpolateAA

interpolateAA(
    a: Record<string, any>,
    b: Record<string, any>,
    fraction: number,
): Record<string, any>
Interpolates between two objects.
- Returns a or b based on the fraction.
Parameters
- a: Record<string, any>
  The starting object.
- b: Record<string, any>
  The ending object.
- fraction: number
  The interpolation fraction (0 to 1).
Returns Record<string, any>
The interpolated object.