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wind_limits.c

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00001 
00017 #include <grass/gis.h>
00018 
00019 
00035 int G_limit_east(double *east, int proj)
00036 {
00037     return 1;
00038 }
00039 
00040 
00056 int G_limit_west(double *west, int proj)
00057 {
00058     return 1;
00059 }
00060 
00061 
00075 int G_limit_north(double *north, int proj)
00076 {
00077     if (proj == PROJECTION_LL) {
00078         if (*north > 90.0) {
00079             *north = 90.0;
00080             return 0;
00081         }
00082         if (*north < -90) {
00083             *north = -90;
00084             return 0;
00085         }
00086     }
00087 
00088     return 1;
00089 }
00090 
00091 
00105 int G_limit_south(double *south, int proj)
00106 {
00107     if (proj == PROJECTION_LL) {
00108         if (*south > 90.0) {
00109             *south = 90.0;
00110             return 0;
00111         }
00112         if (*south < -90) {
00113             *south = -90;
00114             return 0;
00115         }
00116     }
00117 
00118     return 1;
00119 }

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