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| author | Even Rouault <even.rouault@spatialys.com> | 2018-12-19 13:00:37 +0100 |
|---|---|---|
| committer | Even Rouault <even.rouault@spatialys.com> | 2018-12-26 10:08:55 +0100 |
| commit | df574ae332d57f556fd56314883b3354cab1d0ff (patch) | |
| tree | 63a68d40d7ed7932d6329d9c7baa340bb6294f7f /src/projections/lask.cpp | |
| parent | e6de172371ea203f6393d745641d66c82b5b13e2 (diff) | |
| download | PROJ-df574ae332d57f556fd56314883b3354cab1d0ff.tar.gz PROJ-df574ae332d57f556fd56314883b3354cab1d0ff.zip | |
cpp conversion: remove useless pj_, PJ_ and proj_ filename prefixes
Diffstat (limited to 'src/projections/lask.cpp')
| -rw-r--r-- | src/projections/lask.cpp | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/projections/lask.cpp b/src/projections/lask.cpp new file mode 100644 index 00000000..46f23edb --- /dev/null +++ b/src/projections/lask.cpp @@ -0,0 +1,39 @@ +#define PJ_LIB__ +#include "projects.h" + +PROJ_HEAD(lask, "Laskowski") "\n\tMisc Sph, no inv"; + +#define a10 0.975534 +#define a12 -0.119161 +#define a32 -0.0143059 +#define a14 -0.0547009 +#define b01 1.00384 +#define b21 0.0802894 +#define b03 0.0998909 +#define b41 0.000199025 +#define b23 -0.0285500 +#define b05 -0.0491032 + + +static XY s_forward (LP lp, PJ *P) { /* Spheroidal, forward */ + XY xy = {0.0,0.0}; + double l2, p2; + (void) P; + + l2 = lp.lam * lp.lam; + p2 = lp.phi * lp.phi; + xy.x = lp.lam * (a10 + p2 * (a12 + l2 * a32 + p2 * a14)); + xy.y = lp.phi * (b01 + l2 * (b21 + p2 * b23 + l2 * b41) + + p2 * (b03 + p2 * b05)); + return xy; +} + + +PJ *PROJECTION(lask) { + + P->fwd = s_forward; + P->es = 0.; + + return P; +} + |