HFNOC/Signal-Server
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2.91 Landcover tweaks

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alex
2016-09-21 21:30:42 +01:00
parent 3b2362c72f
commit ffdbe0f079
3 changed files with 30 additions and 25 deletions
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20
main.cc
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@@ -1,4 +1,4 @@
double version = 2.9;
double version = 2.91;
/****************************************************************************\
* Signal Server: Radio propagation simulator by Alex Farrant QCVS, 2E0TDW *
******************************************************************************
@@ -309,7 +309,7 @@ double GetElevation(struct site location)
return elevation;
}
int AddElevation(double lat, double lon, double height)
int AddElevation(double lat, double lon, double height, int size)
{
/* This function adds a user-defined terrain feature
(in meters AGL) to the digital elevation model data
@@ -317,7 +317,7 @@ int AddElevation(double lat, double lon, double height)
not found in memory. */
char found;
int x = 0, y = 0, indx;
int i,j,x = 0, y = 0, indx;
for (indx = 0, found = 0; indx < MAXPAGES && found == 0;) {
x = (int)rint(ppd * (lat - dem[indx].min_north));
@@ -329,9 +329,21 @@ int AddElevation(double lat, double lon, double height)
indx++;
}
if (found)
if (found && size<2)
dem[indx].data[x][y] += (short)rint(height);
// Make surrounding area bigger for wide area landcover. Should enhance 3x3 pixels including c.p
if (found && size>1){
for(i=size*-1; i <= size; i=i+1){
for(j=size*-1; j <= size; j=j+1){
if(x+j >= 0 && x+j <=IPPD && y+i >= 0 && y+i <=IPPD)
dem[indx].data[x+j][y+i] += (short)rint(height);
}
}
}
return found;
}