#include <tgmath.h>
#include <gmp.h>
#include <mpfr.h>
#include <stdio.h>
#include <stdbool.h>

char *name = "Equirectangular approximation to distance on a great circle";

double f_if(float R, float lambda1, float lambda2, float phi1, float phi2) {
        float r25396 = R;
        float r25397 = lambda1;
        float r25398 = lambda2;
        float r25399 = r25397 - r25398;
        float r25400 = phi1;
        float r25401 = phi2;
        float r25402 = r25400 + r25401;
        float r25403 = 2;
        float r25404 = r25402 / r25403;
        float r25405 = cos(r25404);
        float r25406 = r25399 * r25405;
        float r25407 = r25406 * r25406;
        float r25408 = r25400 - r25401;
        float r25409 = r25408 * r25408;
        float r25410 = r25407 + r25409;
        float r25411 = sqrt(r25410);
        float r25412 = r25396 * r25411;
        return r25412;
}

double f_id(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r25413 = R;
        double r25414 = lambda1;
        double r25415 = lambda2;
        double r25416 = r25414 - r25415;
        double r25417 = phi1;
        double r25418 = phi2;
        double r25419 = r25417 + r25418;
        double r25420 = 2;
        double r25421 = r25419 / r25420;
        double r25422 = cos(r25421);
        double r25423 = r25416 * r25422;
        double r25424 = r25423 * r25423;
        double r25425 = r25417 - r25418;
        double r25426 = r25425 * r25425;
        double r25427 = r25424 + r25426;
        double r25428 = sqrt(r25427);
        double r25429 = r25413 * r25428;
        return r25429;
}


double f_of(float R, float lambda1, float lambda2, float phi1, float phi2) {
        float r25430 = phi1;
        float r25431 = phi2;
        float r25432 = r25430 + r25431;
        float r25433 = 2;
        float r25434 = r25432 / r25433;
        float r25435 = cos(r25434);
        float r25436 = expm1(r25435);
        float r25437 = exp(r25436);
        float r25438 = log(r25437);
        float r25439 = log1p(r25438);
        float r25440 = lambda1;
        float r25441 = lambda2;
        float r25442 = r25440 - r25441;
        float r25443 = r25439 * r25442;
        float r25444 = r25430 - r25431;
        float r25445 = hypot(r25443, r25444);
        float r25446 = R;
        float r25447 = r25445 * r25446;
        return r25447;
}

double f_od(double R, double lambda1, double lambda2, double phi1, double phi2) {
        double r25448 = phi1;
        double r25449 = phi2;
        double r25450 = r25448 + r25449;
        double r25451 = 2;
        double r25452 = r25450 / r25451;
        double r25453 = cos(r25452);
        double r25454 = expm1(r25453);
        double r25455 = exp(r25454);
        double r25456 = log(r25455);
        double r25457 = log1p(r25456);
        double r25458 = lambda1;
        double r25459 = lambda2;
        double r25460 = r25458 - r25459;
        double r25461 = r25457 * r25460;
        double r25462 = r25448 - r25449;
        double r25463 = hypot(r25461, r25462);
        double r25464 = R;
        double r25465 = r25463 * r25464;
        return r25465;
}

void mpfr_fmod2(mpfr_t r, mpfr_t n, mpfr_t d, mpfr_rnd_t rmd) {
        mpfr_fmod(r, n, d, rmd);
        if (mpfr_cmp_ui(r, 0) < 0) mpfr_add(r, r, d, rmd);
}


static mpfr_t r25466, r25467, r25468, r25469, r25470, r25471, r25472, r25473, r25474, r25475, r25476, r25477, r25478, r25479, r25480, r25481, r25482;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1360);
        mpfr_init(r25466);
        mpfr_init(r25467);
        mpfr_init(r25468);
        mpfr_init(r25469);
        mpfr_init(r25470);
        mpfr_init(r25471);
        mpfr_init(r25472);
        mpfr_init_set_str(r25473, "2", 10, MPFR_RNDN);
        mpfr_init(r25474);
        mpfr_init(r25475);
        mpfr_init(r25476);
        mpfr_init(r25477);
        mpfr_init(r25478);
        mpfr_init(r25479);
        mpfr_init(r25480);
        mpfr_init(r25481);
        mpfr_init(r25482);
}

double f_im(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r25466, R, MPFR_RNDN);
        mpfr_set_d(r25467, lambda1, MPFR_RNDN);
        mpfr_set_d(r25468, lambda2, MPFR_RNDN);
        mpfr_sub(r25469, r25467, r25468, MPFR_RNDN);
        mpfr_set_d(r25470, phi1, MPFR_RNDN);
        mpfr_set_d(r25471, phi2, MPFR_RNDN);
        mpfr_add(r25472, r25470, r25471, MPFR_RNDN);
        ;
        mpfr_div(r25474, r25472, r25473, MPFR_RNDN);
        mpfr_cos(r25475, r25474, MPFR_RNDN);
        mpfr_mul(r25476, r25469, r25475, MPFR_RNDN);
        mpfr_mul(r25477, r25476, r25476, MPFR_RNDN);
        mpfr_sub(r25478, r25470, r25471, MPFR_RNDN);
        mpfr_mul(r25479, r25478, r25478, MPFR_RNDN);
        mpfr_add(r25480, r25477, r25479, MPFR_RNDN);
        mpfr_sqrt(r25481, r25480, MPFR_RNDN);
        mpfr_mul(r25482, r25466, r25481, MPFR_RNDN);
        return mpfr_get_d(r25482, MPFR_RNDN);
}

static mpfr_t r25483, r25484, r25485, r25486, r25487, r25488, r25489, r25490, r25491, r25492, r25493, r25494, r25495, r25496, r25497, r25498, r25499, r25500;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r25483);
        mpfr_init(r25484);
        mpfr_init(r25485);
        mpfr_init_set_str(r25486, "2", 10, MPFR_RNDN);
        mpfr_init(r25487);
        mpfr_init(r25488);
        mpfr_init(r25489);
        mpfr_init(r25490);
        mpfr_init(r25491);
        mpfr_init(r25492);
        mpfr_init(r25493);
        mpfr_init(r25494);
        mpfr_init(r25495);
        mpfr_init(r25496);
        mpfr_init(r25497);
        mpfr_init(r25498);
        mpfr_init(r25499);
        mpfr_init(r25500);
}

double f_fm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r25483, phi1, MPFR_RNDN);
        mpfr_set_d(r25484, phi2, MPFR_RNDN);
        mpfr_add(r25485, r25483, r25484, MPFR_RNDN);
        ;
        mpfr_div(r25487, r25485, r25486, MPFR_RNDN);
        mpfr_cos(r25488, r25487, MPFR_RNDN);
        mpfr_expm1(r25489, r25488, MPFR_RNDN);
        mpfr_exp(r25490, r25489, MPFR_RNDN);
        mpfr_log(r25491, r25490, MPFR_RNDN);
        mpfr_log1p(r25492, r25491, MPFR_RNDN);
        mpfr_set_d(r25493, lambda1, MPFR_RNDN);
        mpfr_set_d(r25494, lambda2, MPFR_RNDN);
        mpfr_sub(r25495, r25493, r25494, MPFR_RNDN);
        mpfr_mul(r25496, r25492, r25495, MPFR_RNDN);
        mpfr_sub(r25497, r25483, r25484, MPFR_RNDN);
        mpfr_hypot(r25498, r25496, r25497, MPFR_RNDN);
        mpfr_set_d(r25499, R, MPFR_RNDN);
        mpfr_mul(r25500, r25498, r25499, MPFR_RNDN);
        return mpfr_get_d(r25500, MPFR_RNDN);
}

static mpfr_t r25501, r25502, r25503, r25504, r25505, r25506, r25507, r25508, r25509, r25510, r25511, r25512, r25513, r25514, r25515, r25516, r25517, r25518;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(1360);
        mpfr_init(r25501);
        mpfr_init(r25502);
        mpfr_init(r25503);
        mpfr_init_set_str(r25504, "2", 10, MPFR_RNDN);
        mpfr_init(r25505);
        mpfr_init(r25506);
        mpfr_init(r25507);
        mpfr_init(r25508);
        mpfr_init(r25509);
        mpfr_init(r25510);
        mpfr_init(r25511);
        mpfr_init(r25512);
        mpfr_init(r25513);
        mpfr_init(r25514);
        mpfr_init(r25515);
        mpfr_init(r25516);
        mpfr_init(r25517);
        mpfr_init(r25518);
}

double f_dm(double R, double lambda1, double lambda2, double phi1, double phi2) {
        mpfr_set_d(r25501, phi1, MPFR_RNDN);
        mpfr_set_d(r25502, phi2, MPFR_RNDN);
        mpfr_add(r25503, r25501, r25502, MPFR_RNDN);
        ;
        mpfr_div(r25505, r25503, r25504, MPFR_RNDN);
        mpfr_cos(r25506, r25505, MPFR_RNDN);
        mpfr_expm1(r25507, r25506, MPFR_RNDN);
        mpfr_exp(r25508, r25507, MPFR_RNDN);
        mpfr_log(r25509, r25508, MPFR_RNDN);
        mpfr_log1p(r25510, r25509, MPFR_RNDN);
        mpfr_set_d(r25511, lambda1, MPFR_RNDN);
        mpfr_set_d(r25512, lambda2, MPFR_RNDN);
        mpfr_sub(r25513, r25511, r25512, MPFR_RNDN);
        mpfr_mul(r25514, r25510, r25513, MPFR_RNDN);
        mpfr_sub(r25515, r25501, r25502, MPFR_RNDN);
        mpfr_hypot(r25516, r25514, r25515, MPFR_RNDN);
        mpfr_set_d(r25517, R, MPFR_RNDN);
        mpfr_mul(r25518, r25516, r25517, MPFR_RNDN);
        return mpfr_get_d(r25518, MPFR_RNDN);
}