public static MyVector Add(MyVector v0, float v)
{
var rtn = new MyVector(v0.arr.Length);
for (var i = 0; i < v0.arr.Length; i++)
{
rtn.arr[i] = v0.arr[i] + v;
}
return(rtn);
}
public static float Dot(MyVector v0, MyVector v1)
{
float rtn = 0;
for (var i = 0; i < v0.arr.Length; i++)
{
rtn += v0.arr[i] * v1.arr[i];
}
return(rtn);
}
public static MyVector Div(MyVector v0, MyVector v1)
{
var rtn = new MyVector(v0.arr.Length);
for (var i = 0; i < v0.arr.Length; i++)
{
rtn.arr[i] = v0.arr[i] / v1.arr[i];
}
return(rtn);
}
private static void Main(string[] args)
{
var size = 100000; //100000
var loop = 10000;
var arr = new float[size];
for (var i = 0; i < arr.Length; i++)
{
arr[i] = i;
}
var arr1 = new float[size];
for (var i = 0; i < arr.Length; i++)
{
arr1[i] = i * 2;
}
var s0 = new VectorSimd(arr);
var s1 = new VectorSimd(arr1);
var v0 = new MyVector(arr);
var v1 = new MyVector(arr1);
var sw = new Stopwatch();
sw.Start();
for (var i = 0; i < loop; i++)
{
var tmp = VectorSimd.Dot(s0, s1);
}
sw.Stop();
var a = sw.ElapsedMilliseconds;
Console.WriteLine("vs=" + a);
sw.Reset();
sw.Start();
for (var i = 0; i < loop; i++)
{
var tmp = MyVector.Dot(v0, v1);
}
sw.Stop();
var b = sw.ElapsedMilliseconds;
Console.WriteLine("mv=" + b);
Console.WriteLine(1.0 * b / a);
}
