Files
basic-computer-games/84_Super_Star_Trek/csharp/IRandomExtensions.cs
2022-03-22 17:55:44 +11:00

17 lines
671 B
C#

using Games.Common.Randomness;
using SuperStarTrek.Space;
namespace SuperStarTrek;
internal static class IRandomExtensions
{
internal static Coordinates NextCoordinate(this IRandom random) =>
new Coordinates(random.Next1To8Inclusive() - 1, random.Next1To8Inclusive() - 1);
// Duplicates the algorithm used in the original code to get an integer value from 1 to 8, inclusive:
// 475 DEF FNR(R)=INT(RND(R)*7.98+1.01)
// Returns a value from 1 to 8, inclusive.
// Note there's a slight bias away from the extreme values, 1 and 8.
internal static int Next1To8Inclusive(this IRandom random) => (int)(random.NextFloat() * 7.98 + 1.01);
}