/// <summary>
/// 乗算を行う。
/// </summary>
/// <param name="o">出力先</param>
/// <param name="in1">行列1</param>
/// <param name="in2">行列2</param>
public static void Mul(ref Matrix44 o, ref Matrix44 in1, ref Matrix44 in2)
{
Matrix44 _in1 = in1;
Matrix44 _in2 = in2;
fixed (float* vo = o.Values)
{
fixed (float* v1 = in1.Values)
{
fixed (float* v2 = in2.Values)
{
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
float v = 0.0f;
for (int k = 0; k < 4; k++)
{
v += v1[i * 4 + k] * v2[k * 4 + j];
}
vo[i * 4 + j] = v;
}
}
}
}
}
}
