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Diffstat (limited to 'src/3rdparty/proj/PJ_merc.c')
-rw-r--r--src/3rdparty/proj/PJ_merc.c47
1 files changed, 0 insertions, 47 deletions
diff --git a/src/3rdparty/proj/PJ_merc.c b/src/3rdparty/proj/PJ_merc.c
deleted file mode 100644
index f8e0426a..00000000
--- a/src/3rdparty/proj/PJ_merc.c
+++ /dev/null
@@ -1,47 +0,0 @@
-#define PJ_LIB__
-#include <projects.h>
-PROJ_HEAD(merc, "Mercator") "\n\tCyl, Sph&Ell\n\tlat_ts=";
-#define EPS10 1.e-10
-FORWARD(e_forward); /* ellipsoid */
- if (fabs(fabs(lp.phi) - HALFPI) <= EPS10) F_ERROR;
- xy.x = P->k0 * lp.lam;
- xy.y = - P->k0 * log(pj_tsfn(lp.phi, sin(lp.phi), P->e));
- return (xy);
-}
-FORWARD(s_forward); /* spheroid */
- if (fabs(fabs(lp.phi) - HALFPI) <= EPS10) F_ERROR;
- xy.x = P->k0 * lp.lam;
- xy.y = P->k0 * log(tan(FORTPI + .5 * lp.phi));
- return (xy);
-}
-INVERSE(e_inverse); /* ellipsoid */
- if ((lp.phi = pj_phi2(exp(- xy.y / P->k0), P->e)) == HUGE_VAL) I_ERROR;
- lp.lam = xy.x / P->k0;
- return (lp);
-}
-INVERSE(s_inverse); /* spheroid */
- lp.phi = HALFPI - 2. * atan(exp(-xy.y / P->k0));
- lp.lam = xy.x / P->k0;
- return (lp);
-}
-FREEUP; if (P) pj_dalloc(P); }
-ENTRY0(merc)
- double phits=0.0;
- int is_phits;
-
- if( (is_phits = pj_param(P->params, "tlat_ts").i) ) {
- phits = fabs(pj_param(P->params, "rlat_ts").f);
- if (phits >= HALFPI) E_ERROR(-24);
- }
- if (P->es) { /* ellipsoid */
- if (is_phits)
- P->k0 = pj_msfn(sin(phits), cos(phits), P->es);
- P->inv = e_inverse;
- P->fwd = e_forward;
- } else { /* sphere */
- if (is_phits)
- P->k0 = cos(phits);
- P->inv = s_inverse;
- P->fwd = s_forward;
- }
-ENDENTRY(P)