/// <summary>
/// Sets the cone angles for the <see cref="PunctualLightType.Spot"/> light.
/// </summary>
/// <param name="light">This <see cref="PunctualLight"/> instance.</param>
/// <param name="innerConeAngle">
/// Gets the Angle, in radians, from centre of spotlight where falloff begins.
/// Must be greater than or equal to 0 and less than outerConeAngle.
/// </param>
/// <param name="outerConeAngle">
/// Gets Angle, in radians, from centre of spotlight where falloff ends.
/// Must be greater than innerConeAngle and less than or equal to PI / 2.0.
/// </param>
/// <returns>This <see cref="PunctualLight"/> instance.</returns>
public static PunctualLight WithSpotCone(this PunctualLight light, float innerConeAngle, float outerConeAngle)
{
Guard.NotNull(light, nameof(light));
light.SetSpotCone(innerConeAngle, outerConeAngle);
return(light);
}
/// <summary>
/// Sets the cone angles for the <see cref="PunctualLightType.Spot"/> light.
/// </summary>
/// <param name="light">This <see cref="PunctualLight"/> instance.</param>
/// <param name="innerConeAngle">
/// Gets the Angle, in radians, from centre of spotlight where falloff begins.
/// Must be greater than or equal to 0 and less than outerConeAngle.
/// </param>
/// <param name="outerConeAngle">
/// Gets Angle, in radians, from centre of spotlight where falloff ends.
/// Must be greater than innerConeAngle and less than or equal to PI / 2.0.
/// </param>
/// <returns>This <see cref="PunctualLight"/> instance.</returns>
public static PunctualLight WithSpotCone(this PunctualLight light, float innerConeAngle, float outerConeAngle)
{
light.SetSpotCone(innerConeAngle, outerConeAngle);
return(light);
}