/// <summary>
///
/// </summary>
/// <param name="startval"></param>
/// <param name="endval"></param>
/// <param name="steps"></param>
/// <returns></returns>
public static Vector Linspace(GPU gpu, float startval, float endval, int steps, int columns = 1)
{
float interval = MathF.Abs(endval - startval) / (steps - 1);
if (endval < startval)
{
interval = -interval;
}
return(new Vector(gpu, (from val in Enumerable.Range(0, steps) select startval + (val * interval)).ToArray(), columns));
}
/// <summary>
///
/// </summary>
/// <param name="startval"></param>
/// <param name="endval"></param>
/// <param name="interval"></param>
/// <returns></returns>
public static Vector Arange(GPU gpu, float startval, float endval, float interval, int Columns = 1)
{
int steps = (int)((endval - startval) / interval);
if (endval < startval && interval > 0)
{
steps = Math.Abs(steps); interval = -interval;
}
if (endval % interval != 0)
{
steps++;
}
return(new Vector(gpu, (from val in Enumerable.Range(0, steps)
select startval + (val * interval)).ToArray(), Columns));
}
public static Vector Ones(GPU gpu, int Length, int Columns = 1)
{
return(new Vector(gpu, Enumerable.Repeat(1f, Length).ToArray(), Columns));
}
public static Vector Zeros(GPU gpu, int Length, int Columns = 1)
{
return(new Vector(gpu, new float[Length], Columns));
}
// CREATION
#region
/// <summary>
/// Creates a UNIFORM Vector where all values are equal to Value
/// </summary>
/// <param name="Value"></param>
/// <param name="Size"></param>
/// <param name="Columns"></param>
/// <returns></returns>
public static Vector Fill(GPU gpu, float Value, int Length, int Columns = 1)
{
return(new Vector(gpu, Enumerable.Repeat(Value, Length).ToArray(), Columns));
}
// CONSTRUCTOR
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <param name="columns"></param>
public Vector(GPU gpu, float[] value, int columns = 1)
{
this.gpu = gpu;
this.Value = value;
this.Columns = columns;
}
/// <summary>
///
/// </summary>
/// <param name="startval"></param>
/// <param name="endval"></param>
/// <param name="interval"></param>
/// <returns></returns>
public static Vector Arange(GPU gpu, float startval, float endval, float interval)
{
int steps = (int)((Math.Abs(startval) + Math.Abs(endval)) / interval);
return(new Vector(gpu, (from val in Enumerable.Range(0, steps) select startval + (val * interval)).ToArray(), 1));
}
