private void GenerateDataByte()
{
if (InterpolationSpline == null)
{
InterpolationSpline = Interpolation.CreateRational(new double[] { 0, 0.5, 1 }, new double[] { 1, FallOff, 0 });
}
mDataByte = new byte[Width * Height];
PointF midPoint = new PointF(Width / 2.0f, Height / 2.0f);
for (uint i = 0; i < Width; ++i)
{
for (uint j = 0; j < Height; ++j)
{
byte value = 0;
PointF curPos = new PointF(i, j);
double distance = Math.Sqrt(Math.Pow(curPos.X - midPoint.X, 2) + Math.Pow(curPos.Y - midPoint.Y, 2));
if (distance < InnerRadius)
{
double coeff = InterpolationSpline.Interpolate(distance / InnerRadius);
if (coeff < 0)
{
coeff = 0;
}
int curValue = (int)(mRandom.Next(0, 255) * coeff);
value = (byte)curValue;
}
mDataByte[j * Height + i] = value;
}
}
}
public void SplineTest()
{
Vector2[] points = new Vector2[] { new NumMath.Vector2(-1, -1),
new NumMath.Vector2(-0.75, -0.5625),
new NumMath.Vector2(-0.5, -0.25),
new NumMath.Vector2(-0.25, -0.0625) };
InterpolationSpline s = new InterpolationSpline();
s.CreateSpline(points);
}
