static Matrix4 Multiply(ref Matrix4 a, ref Matrix4 b)
{
Matrix4 result = a;
float sum = 0.0f;
for (int y = 0; y < 4; y++)
{
for (int x = 0; x < 4; x++)
{
sum = 0.0f;
for (int i = 0; i < 4; i++)
{
sum += result.elements[x + i * 4] * b.elements[i + y * 4];
}
result.elements[x + y * 4] = sum;
}
}
return result;
}
void Multiply(ref Matrix4 other)
{
for (int y = 0; y < 4; y++)
{
for (int x = 0; x < 4; x++)
{
float sum = 0.0f;
for (int i = 0; i < 4; i++)
{
sum += elements[x + i * 4] * other.elements[i + y * 4];
}
elements[x + y * 4] = sum;
}
}
}
