Function loadPokemonVariantAssets

loadPokemonVariantAssets(
    spriteKey: string,
    fileRoot: string,
    variant: Variant,
): Promise<void>
Load the variant assets for the given sprite and store it in variantColorCache.
Parameters
- spriteKey: string
  The key of the sprite to load
- fileRoot: string
  The root path of the sprite file
- variant: Variant
  The variant to load
Returns Promise<void>
- Defined in src/sprites/pokemon-sprite.ts:57