linuxcnc-hal-sys 0.1.5

Generated, unsafe Rust bindings to the LinuxCNC HAL submodule
Documentation 
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//    Copyright 2013 Chris Radek <chris@timeguy.com>
//
//    This program is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    This program is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with this program; if not, write to the Free Software
//    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

#include "hal.h"
#include "kinematics.h"
#include "rtapi_math.h"
#include "rtapi_app.h"

#include "rotarydeltakins-common.h"

struct haldata
{
    hal_float_t *pfr;
    hal_float_t *tl;
    hal_float_t *sl;
    hal_float_t *fr;
} *haldata;

int comp_id;

int kinematicsForward(const double * joints,
                      EmcPose * pos,
                      const KINEMATICS_FORWARD_FLAGS * fflags,
                      KINEMATICS_INVERSE_FLAGS * iflags) {
    set_geometry(*haldata->pfr, *haldata->tl, *haldata->sl, *haldata->fr);
    return kinematics_forward(joints, pos);
}

int kinematicsInverse(const EmcPose *pos, double *joints,
        const KINEMATICS_INVERSE_FLAGS *iflags,
        KINEMATICS_FORWARD_FLAGS *fflags) {
    set_geometry(*haldata->pfr, *haldata->tl, *haldata->sl, *haldata->fr);
    return kinematics_inverse(pos, joints);
}

KINEMATICS_TYPE kinematicsType()
{
    return KINEMATICS_BOTH;
}

int rtapi_app_main(void)
{
    int retval = 0;

    comp_id = hal_init("rotarydeltakins");
    if(comp_id < 0) retval = comp_id;

    if(retval == 0)
    {
        haldata = hal_malloc(sizeof(struct haldata));
        retval = !haldata;
    }

    if(retval == 0)
        retval = hal_pin_float_newf(HAL_IN, &haldata->pfr, comp_id,
                "rotarydeltakins.platformradius");
    if(retval == 0)
        retval = hal_pin_float_newf(HAL_IN, &haldata->tl, comp_id,
                "rotarydeltakins.thighlength");
    if(retval == 0)
        retval = hal_pin_float_newf(HAL_IN, &haldata->sl, comp_id,
                "rotarydeltakins.shinlength");
    if(retval == 0)
        retval = hal_pin_float_newf(HAL_IN, &haldata->fr, comp_id,
                "rotarydeltakins.footradius");

    if(retval == 0)
    {
        *haldata->pfr = RDELTA_PFR;
        *haldata->tl = RDELTA_TL;
        *haldata->sl = RDELTA_SL;
        *haldata->fr = RDELTA_FR;
    }

    if(retval == 0)
    {
        hal_ready(comp_id);
    }

    return retval;
}

void rtapi_app_exit(void)
{
    hal_exit(comp_id);
}

EXPORT_SYMBOL(kinematicsType);
EXPORT_SYMBOL(kinematicsForward);
EXPORT_SYMBOL(kinematicsInverse);
MODULE_LICENSE("GPL");