Concatenate() [1/2]

static Quaternion Microsoft.Xna.Framework.Quaternion.Concatenate ( Quaternion value1, Quaternion value2 )

inlinestatic

Definition at line 433 of file Quaternion.cs.

    {
        float x = value2.X;
        float y = value2.Y;
        float z = value2.Z;
        float w = value2.W;
        float x2 = value1.X;
        float y2 = value1.Y;
        float z2 = value1.Z;
        float w2 = value1.W;
        float num = y * z2 - z * y2;
        float num2 = z * x2 - x * z2;
        float num3 = x * y2 - y * x2;
        float num4 = x * x2 + y * y2 + z * z2;
        Quaternion result = default(Quaternion);
        result.X = x * w2 + x2 * w + num;
        result.Y = y * w2 + y2 * w + num2;
        result.Z = z * w2 + z2 * w + num3;
        result.W = w * w2 - num4;
        return result;
    }

References Microsoft.Xna.Framework.Quaternion.W, Microsoft.Xna.Framework.Quaternion.X, Microsoft.Xna.Framework.Quaternion.Y, and Microsoft.Xna.Framework.Quaternion.Z.