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Add Vector3 Clamp

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This commit is contained in:
Nejcraft
2021-02-20 16:24:48 +01:00
committed by GitHub
parent 09be8994e9
commit b133539c40
1 changed files with 35 additions and 1 deletions
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36
Source/Engine/Core/Math/Vector3.cs
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@@ -983,7 +983,41 @@ namespace FlaxEngine
value.Normalize();
return value;
}
/// <summary>
/// Makes sure that Length of the output vector is always below max and above 0.
/// </summary>
/// <param name="vector">Input Vector.</param>
/// <param name="max">Max Length</param>
public static Vector3 ClampLength(Vector3 vector, float max)
{
return ClampLength(vector, 0, max);
}
/// <summary>
/// Makes sure that Length of the output vector is always below max and above min.
/// </summary>
/// <param name="vector">Input Vector.</param>
/// <param name="min">Min Length</param>
/// <param name="max">Max Length</param>
public static Vector3 ClampLength(Vector3 vector, float min, float max)
{
Vector3 retVect = new Vector3(vector.X, vector.Y, vector.Z);
if (retVect.LengthSquared > max * max)
{
float scaleFactor = max / (float)Math.Sqrt(retVect.LengthSquared);
retVect.X = retVect.X * scaleFactor;
retVect.Y = retVect.Y * scaleFactor;
retVect.Z = retVect.Z * scaleFactor;
}
if (retVect.LengthSquared < min * min)
{
float scaleFactor = min / (float)Math.Sqrt(retVect.LengthSquared);
retVect.X = retVect.X * scaleFactor;
retVect.Y = retVect.Y * scaleFactor;
retVect.Z = retVect.Z * scaleFactor;
}
return retVect;
}
/// <summary>
/// Performs a linear interpolation between two vectors.
/// </summary>