diff options
Diffstat (limited to 'src/3rdparty/proj/PJ_mbtfpp.c')
| -rw-r--r-- | src/3rdparty/proj/PJ_mbtfpp.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/src/3rdparty/proj/PJ_mbtfpp.c b/src/3rdparty/proj/PJ_mbtfpp.c deleted file mode 100644 index 9549a23a..00000000 --- a/src/3rdparty/proj/PJ_mbtfpp.c +++ /dev/null @@ -1,32 +0,0 @@ -#define PJ_LIB__ -#include <projects.h> -PROJ_HEAD(mbtfpp, "McBride-Thomas Flat-Polar Parabolic") "\n\tCyl., Sph."; -#define CS .95257934441568037152 -#define FXC .92582009977255146156 -#define FYC 3.40168025708304504493 -#define C23 .66666666666666666666 -#define C13 .33333333333333333333 -#define ONEEPS 1.0000001 -FORWARD(s_forward); /* spheroid */ - lp.phi = asin(CS * sin(lp.phi)); - xy.x = FXC * lp.lam * (2. * cos(C23 * lp.phi) - 1.); - xy.y = FYC * sin(C13 * lp.phi); - return (xy); -} -INVERSE(s_inverse); /* spheroid */ - lp.phi = xy.y / FYC; - if (fabs(lp.phi) >= 1.) { - if (fabs(lp.phi) > ONEEPS) I_ERROR - else lp.phi = (lp.phi < 0.) ? -HALFPI : HALFPI; - } else - lp.phi = asin(lp.phi); - lp.lam = xy.x / ( FXC * (2. * cos(C23 * (lp.phi *= 3.)) - 1.) ); - if (fabs(lp.phi = sin(lp.phi) / CS) >= 1.) { - if (fabs(lp.phi) > ONEEPS) I_ERROR - else lp.phi = (lp.phi < 0.) ? -HALFPI : HALFPI; - } else - lp.phi = asin(lp.phi); - return (lp); -} -FREEUP; if (P) pj_dalloc(P); } -ENTRY0(mbtfpp) P->es = 0.; P->inv = s_inverse; P->fwd = s_forward; ENDENTRY(P) |