EVOLUTION-MANAGER

Edit File: wag2.cpp

#define PJ_LIB__ #include <math.h> #include "proj.h" #include "proj_internal.h" PROJ_HEAD(wag2, "Wagner II") "\n\tPCyl, Sph"; #define C_x 0.92483 #define C_y 1.38725 #define C_p1 0.88022 #define C_p2 0.88550 static PJ_XY wag2_s_forward (PJ_LP lp, PJ *P) { /* Spheroidal, forward */ PJ_XY xy = {0.0,0.0}; lp.phi = aasin (P->ctx,C_p1 * sin (C_p2 * lp.phi)); xy.x = C_x * lp.lam * cos (lp.phi); xy.y = C_y * lp.phi; return (xy); } static PJ_LP wag2_s_inverse (PJ_XY xy, PJ *P) { /* Spheroidal, inverse */ PJ_LP lp = {0.0,0.0}; lp.phi = xy.y / C_y; lp.lam = xy.x / (C_x * cos(lp.phi)); lp.phi = aasin (P->ctx,sin(lp.phi) / C_p1) / C_p2; return (lp); } PJ *PROJECTION(wag2) { P->es = 0.; P->inv = wag2_s_inverse; P->fwd = wag2_s_forward; return P; }