private void UpdateProjectionValues()
{
if (grid.countY == 0)
{
return;
}
int count = grid.countY + 1;
if (projection == null || projection.width != count)
{
CreateProjectionBuffer(count);
}
double min = GeoCalculator.LatitudeToNormalizedMercator(grid.south);
double max = GeoCalculator.LatitudeToNormalizedMercator(grid.north);
double invLatRange = (1.0 / (grid.north - grid.south));
float[] lats = new float[count];
double projLatInterval = (max - min) / (count - 1);
for (int i = 0; i < count; i++)
{
double projLat = min + i * projLatInterval;
double lat = (2 * Math.Atan(Math.Exp(projLat * Math.PI)) - HalfPI) * Rad2Deg;
lats[i] = Mathf.Clamp01((float)(1 - (lat - grid.south) * invLatRange));
}
byte[] latBytes = new byte[lats.Length * 4];
Buffer.BlockCopy(lats, 0, latBytes, 0, latBytes.Length);
projection.LoadRawTextureData(latBytes);
projection.Apply();
}
//
// Private/Protected Methods
//
private void UpdateProjectionValues()
{
double min = GeoCalculator.LatitudeToNormalizedMercator(bounds.south);
double max = GeoCalculator.LatitudeToNormalizedMercator(bounds.north);
double invLatRange = 1.0 / (bounds.north - bounds.south);
float[] lats = new float[ProjectionResolution];
double projLatInterval = (max - min) / (ProjectionResolution - 1);
for (int i = 0; i < ProjectionResolution; i++)
{
double projLat = min + i * projLatInterval;
double lat = (2 * Math.Atan(Math.Exp(projLat * Math.PI)) - HalfPI) * Rad2Deg;
lats[i] = Mathf.Clamp01((float)(1 - (lat - bounds.south) * invLatRange));
}
byte[] latBytes = new byte[lats.Length * 4];
Buffer.BlockCopy(lats, 0, latBytes, 0, latBytes.Length);
projection.LoadRawTextureData(latBytes);
projection.Apply();
}
