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

char *name = "Graphics.Rasterific.Shading:$sgradientColorAt from Rasterific-0.6.1";

double f_if(float x, float y, float z) {
        float r50213 = x;
        float r50214 = y;
        float r50215 = r50213 - r50214;
        float r50216 = z;
        float r50217 = r50216 - r50214;
        float r50218 = r50215 / r50217;
        return r50218;
}

double f_id(double x, double y, double z) {
        double r50219 = x;
        double r50220 = y;
        double r50221 = r50219 - r50220;
        double r50222 = z;
        double r50223 = r50222 - r50220;
        double r50224 = r50221 / r50223;
        return r50224;
}


double f_of(float x, float y, float z) {
        float r50225 = x;
        float r50226 = y;
        float r50227 = r50225 - r50226;
        float r50228 = z;
        float r50229 = r50228 - r50226;
        float r50230 = r50227 / r50229;
        return r50230;
}

double f_od(double x, double y, double z) {
        double r50231 = x;
        double r50232 = y;
        double r50233 = r50231 - r50232;
        double r50234 = z;
        double r50235 = r50234 - r50232;
        double r50236 = r50233 / r50235;
        return r50236;
}

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 r50237, r50238, r50239, r50240, r50241, r50242;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(400);
        mpfr_init(r50237);
        mpfr_init(r50238);
        mpfr_init(r50239);
        mpfr_init(r50240);
        mpfr_init(r50241);
        mpfr_init(r50242);
}

double f_im(double x, double y, double z) {
        mpfr_set_d(r50237, x, MPFR_RNDN);
        mpfr_set_d(r50238, y, MPFR_RNDN);
        mpfr_sub(r50239, r50237, r50238, MPFR_RNDN);
        mpfr_set_d(r50240, z, MPFR_RNDN);
        mpfr_sub(r50241, r50240, r50238, MPFR_RNDN);
        mpfr_div(r50242, r50239, r50241, MPFR_RNDN);
        return mpfr_get_d(r50242, MPFR_RNDN);
}

static mpfr_t r50243, r50244, r50245, r50246, r50247, r50248;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(400);
        mpfr_init(r50243);
        mpfr_init(r50244);
        mpfr_init(r50245);
        mpfr_init(r50246);
        mpfr_init(r50247);
        mpfr_init(r50248);
}

double f_fm(double x, double y, double z) {
        mpfr_set_d(r50243, x, MPFR_RNDN);
        mpfr_set_d(r50244, y, MPFR_RNDN);
        mpfr_sub(r50245, r50243, r50244, MPFR_RNDN);
        mpfr_set_d(r50246, z, MPFR_RNDN);
        mpfr_sub(r50247, r50246, r50244, MPFR_RNDN);
        mpfr_div(r50248, r50245, r50247, MPFR_RNDN);
        return mpfr_get_d(r50248, MPFR_RNDN);
}

static mpfr_t r50249, r50250, r50251, r50252, r50253, r50254;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(400);
        mpfr_init(r50249);
        mpfr_init(r50250);
        mpfr_init(r50251);
        mpfr_init(r50252);
        mpfr_init(r50253);
        mpfr_init(r50254);
}

double f_dm(double x, double y, double z) {
        mpfr_set_d(r50249, x, MPFR_RNDN);
        mpfr_set_d(r50250, y, MPFR_RNDN);
        mpfr_sub(r50251, r50249, r50250, MPFR_RNDN);
        mpfr_set_d(r50252, z, MPFR_RNDN);
        mpfr_sub(r50253, r50252, r50250, MPFR_RNDN);
        mpfr_div(r50254, r50251, r50253, MPFR_RNDN);
        return mpfr_get_d(r50254, MPFR_RNDN);
}