public void SetNormalizedSamples(int xWorldLocationMeters, int zWorldLocationMeters, int metersPerSample, float[,] normalizedSamples)
{
int sizeXSamples = normalizedSamples.GetLength(0);
int sizeZSamples = normalizedSamples.GetLength(1);
float[,] diffArray = new float[sizeXSamples, sizeZSamples];
bool wasModified = Mosaic.Modified;
try
{
changeNotificationEnabled = false;
// Calculate the heights and set them
{
int worldZMeters = zWorldLocationMeters;
for (int sampleZ = 0; sampleZ < sizeZSamples; sampleZ++)
{
int worldXMeters = xWorldLocationMeters;
for (int sampleX = 0; sampleX < sizeXSamples; sampleX++)
{
float heightNormalized = normalizedSamples[sampleX, sampleZ];
// Make sure the normalized height is within the proper bounds
if (heightNormalized < 0)
{
heightNormalized = 0;
}
else if (heightNormalized > 1)
{
heightNormalized = 1;
}
float heightMM = ConvertNormalizedHeightToMM(heightNormalized);
diffArray[sampleX, sampleZ] = heightMM - Mosaic.GetWorldHeightMM(worldXMeters, worldZMeters);
worldXMeters += metersPerSample;
}
worldZMeters += metersPerSample;
}
Mosaic.AdjustWorldSamplesMM(xWorldLocationMeters, zWorldLocationMeters, metersPerSample, diffArray);
}
}
finally
{
changeNotificationEnabled = true;
if (Modified != wasModified)
{
FireTerrainModificationStateChanged();
}
FireTerrainChanged(xWorldLocationMeters, zWorldLocationMeters, sizeXSamples * metersPerSample, sizeZSamples * metersPerSample);
}
}
public void GenerateNormal(Vector3 worldLocationMM, out Vector3 normal)
{
int x = (int)(worldLocationMM.x / TerrainManager.oneMeter);
int z = (int)(worldLocationMM.z / TerrainManager.oneMeter);
float x1HeightMM = Mosaic.GetWorldHeightMM(x - 1, z);
float x2HeightMM = Mosaic.GetWorldHeightMM(x + 1, z);
float z1HeightMM = Mosaic.GetWorldHeightMM(x, z - 1);
float z2HeightMM = Mosaic.GetWorldHeightMM(x, z + 1);
GenerateNormal(x1HeightMM, x2HeightMM, z1HeightMM, z2HeightMM, out normal);
}
public float[,] GetNormalizedSamples(int xWorldLocationMeters, int zWorldLocationMeters, int sizeXSamples, int sizeZSamples, int metersPerSample)
{
float[,] normalizedSamples = new float[sizeXSamples, sizeZSamples];
int worldZMeters = zWorldLocationMeters;
for (int sampleZ = 0; sampleZ < sizeZSamples; sampleZ++)
{
int worldXMeters = xWorldLocationMeters;
for (int sampleX = 0; sampleX < sizeXSamples; sampleX++)
{
float heightMM = Mosaic.GetWorldHeightMM(worldXMeters, worldZMeters);
float heightNormalized = ConvertHeightMMToNormalized(heightMM);
normalizedSamples[sampleX, sampleZ] = heightNormalized;
worldXMeters += metersPerSample;
}
worldZMeters += metersPerSample;
}
return(normalizedSamples);
}
public void GenerateHeightFieldMM(float xWorldLocationMeters, float zWorldLocationMeters, int metersPerSample, float[,] heightFieldMM, out float minHeightMM, out float maxHeightMM)
{
minHeightMM = float.MaxValue;
maxHeightMM = float.MinValue;
int sampleWidth = heightFieldMM.GetLength(0);
int sampleHeight = heightFieldMM.GetLength(1);
int xWorldOffsetMeters = (int)xWorldLocationMeters;
for (int x = 0; x < sampleWidth; x++)
{
int zWorldOffsetMeters = (int)zWorldLocationMeters;
for (int z = 0; z < sampleHeight; z++)
{
float heightMM = Mosaic.GetWorldHeightMM(xWorldOffsetMeters, zWorldOffsetMeters);
heightFieldMM[x, z] = heightMM;
minHeightMM = Math.Min(minHeightMM, heightMM);
maxHeightMM = Math.Max(minHeightMM, heightMM);
zWorldOffsetMeters += metersPerSample;
}
xWorldOffsetMeters += metersPerSample;
}
}
public float GenerateHeightPointMM(float xWorldLocationMeters, float zWorldLocationMeters)
{
return(Mosaic.GetWorldHeightMM((int)xWorldLocationMeters, (int)zWorldLocationMeters));
}