PostGIS  2.1.10dev-r@@SVN_REVISION@@
double lwtriangle_perimeter_2d ( const LWTRIANGLE triangle)

Definition at line 205 of file lwtriangle.c.

References LWTRIANGLE::points, and ptarray_length_2d().

Referenced by lwgeom_perimeter_2d().

206 {
207  if( triangle->points )
208  return ptarray_length_2d(triangle->points);
209  else
210  return 0.0;
211 }
Definition: liblwgeom.h:389
double ptarray_length_2d(const POINTARRAY *pts)
Find the 2d length of the given POINTARRAY (even if it's 3d)
Definition: ptarray.c:1586

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