public void WaveHigh(clsHeightmap Source)
{
var Y = 0;
var X = 0;
long HeightRange = 0;
long HeightMin = 0;
var MinMax = new sMinMax();
Source.MinMaxGet(ref MinMax);
HeightRange = Convert.ToInt64(MinMax.Max - MinMax.Min);
HeightMin = MinMax.Min;
if (HeightRange == 0.0D)
{
return;
}
SizeCopy(Source);
for (Y = 0; Y <= HeightData.SizeY - 1; Y++)
{
for (X = 0; X <= HeightData.SizeX - 1; X++)
{
var val =
((Math.Sin((Source.HeightData.Height[Y, X] - HeightMin) / (double)HeightRange * MathUtil.RadOf90Deg) * HeightRange + HeightMin) * Source.HeightScale / HeightScale)
.ToLong();
HeightData.Height[Y, X] = val;
}
}
}
public void Rescale(clsHeightmap Source, double HeightMin, double HeightMax)
{
var Y = 0;
var X = 0;
var MinMax = new sMinMax();
Source.MinMaxGet(ref MinMax);
long HeightRange = 0;
long Offset = 0;
double Ratio = 0;
long lngTemp = 0;
SizeCopy(Source);
HeightRange = Convert.ToInt64(MinMax.Max - MinMax.Min);
Offset = Convert.ToInt64(0 - MinMax.Min);
if (HeightRange > 0)
{
Ratio = (HeightMax - HeightMin) / (HeightRange * HeightScale);
lngTemp = (HeightMin / HeightScale).ToLong();
for (Y = 0; Y <= HeightData.SizeY - 1; Y++)
{
for (X = 0; X <= HeightData.SizeX - 1; X++)
{
HeightData.Height[Y, X] =
Convert.ToInt64(lngTemp + Convert.ToInt32(Convert.ToDouble(Offset + Source.HeightData.Height[Y, X]) * Ratio));
}
}
}
else
{
lngTemp = ((HeightMin + HeightMax) / 2.0D).ToLong();
for (Y = 0; Y <= HeightData.SizeY - 1; Y++)
{
for (X = 0; X <= HeightData.SizeX - 1; X++)
{
HeightData.Height[Y, X] = lngTemp;
}
}
}
}
public void ShiftToZero(clsHeightmap Source)
{
var Y = 0;
var X = 0;
var MinMax = new sMinMax();
var dblTemp = Source.HeightScale / HeightScale;
Source.MinMaxGet(ref MinMax);
long Offset = 0;
SizeCopy(Source);
Offset = Convert.ToInt64(0 - MinMax.Min);
for (Y = 0; Y <= HeightData.SizeY - 1; Y++)
{
for (X = 0; X <= HeightData.SizeX - 1; X++)
{
HeightData.Height[Y, X] = Convert.ToInt32(Convert.ToDouble(Offset + Source.HeightData.Height[Y, X]) * dblTemp);
}
}
}