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Viewing changes to comedi_calibrate/comedi_calibrate.c

  • Committer: Bazaar Package Importer
  • Author(s): David Schleef
  • Date: 2004-11-04 11:43:51 UTC
  • mfrom: (1.1.1 upstream)
  • Revision ID: james.westby@ubuntu.com-20041104114351-a50kaei5yamka8r6
Tags: 0.7.22-2
It helps if the shared library is actually in the package.

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comedi_calibrate/comedi_calibrate.c
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                }
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        }
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        if(verbose>=0){
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                char *s = "$Id: comedi_calibrate.c,v 1.89 2003/08/08 17:38:59 fmhess Exp $";
 
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                char *s = "$Id: comedi_calibrate.c,v 1.92 2004/03/29 01:34:15 fmhess Exp $";
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                printf("%.*s\n",(int)strlen(s)-2,s+1);
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                printf("Driver name: %s\n", options.driver_name);
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        return retval;
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}
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void set_target( calibration_setup_t *setup, int obs,double target)
 
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void set_target( calibration_setup_t *setup, int obs, double target)
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{
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        comedi_range *range;
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        lsampl_t maxdata, data;
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        lsampl_t ref_data[ 2 ];
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        // setup reference source
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        memset( &reference_source_config, 0, sizeof(reference_source_config) );
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        reference_source_config.insn = INSN_CONFIG;
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        reference_source_config.n = 2;
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        reference_source_config.subdev = setup->ad_subdev;
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        reference_source_config.data = ref_data;
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        reference_source_config.data[ 0 ] = INSN_CONFIG_ALT_SOURCE;
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        reference_source_config.data[ 1 ] = setup->observables[obs].reference_source;
 
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        if(setup->observables[obs].reference_source >= 0)
 
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        {
 
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                memset( &reference_source_config, 0, sizeof(reference_source_config) );
 
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                reference_source_config.insn = INSN_CONFIG;
 
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                reference_source_config.n = 2;
 
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                reference_source_config.subdev = setup->ad_subdev;
 
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                reference_source_config.data = ref_data;
 
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                reference_source_config.data[ 0 ] = INSN_CONFIG_ALT_SOURCE;
 
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                reference_source_config.data[ 1 ] = setup->observables[obs].reference_source;
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        retval = comedi_do_insn( setup->dev, &reference_source_config );
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        /* ignore errors for now since older ni driver doesn't
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         * support reference config insn */
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        if( retval < 0 )
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                perror("preobserve() ignoring reference config error" );
 
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                retval = comedi_do_insn( setup->dev, &reference_source_config );
 
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                /* ignore errors for now since older ni driver doesn't
 
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                * support reference config insn */
 
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                if( retval < 0 )
 
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                        perror("preobserve() ignoring reference config error" );
 
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        }
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        retval = 0;
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        if( setup->observables[obs].preobserve_insn.n != 0){
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        }
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        // XXX check subdevice type is really calibration
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        // XXX check we dont exceed max number of allowable caldacs
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        n_chan = comedi_get_n_channels( setup->dev, caldac_subdev );
 
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        assert(n_chan >= 0);
 
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        assert(setup->n_caldacs + n_chan < N_CALDACS);
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        for(i = 0; i < n_chan; i++){
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                setup->caldacs[ setup->n_caldacs + i ].subdev = caldac_subdev;
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                setup->caldacs[ setup->n_caldacs + i ].chan = i;
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                setup->caldacs[ setup->n_caldacs + i ].maxdata = comedi_get_maxdata( setup->dev, caldac_subdev, i);
 
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                setup->caldacs[ setup->n_caldacs + i ].maxdata = comedi_get_maxdata(setup->dev, caldac_subdev, i);
 
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                assert(setup->caldacs[ setup->n_caldacs + i ].maxdata > 0);
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                setup->caldacs[ setup->n_caldacs + i ].current=0;
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        }
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        for(i=0;i<n_ranges;i++){
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                range = comedi_get_range(dev,subdev,0,i);
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                if( is_bipolar( dev, subdev, 0, i ) == 0 ) continue;
 
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                if(range->unit == UNIT_none ) continue;
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                if(range->max>max){
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                        ret = i;
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                        max=range->max;
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        for(i=0;i<n_ranges;i++){
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                range = comedi_get_range(dev,subdev,0,i);
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                if( is_bipolar( dev, subdev, 0, i ) == 0 ) continue;
 
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                if(range->unit == UNIT_none ) continue;
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                if(range->max<min){
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                        ret = i;
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                        min=range->max;
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        for(i=0;i<n_ranges;i++){
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                range = comedi_get_range(dev,subdev,0,i);
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                if( is_unipolar( dev, subdev, 0, i ) == 0 ) continue;
 
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                if(range->unit == UNIT_none ) continue;
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                if(range->max>max){
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                        ret = i;
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                        max=range->max;
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        for(i=0;i<n_ranges;i++){
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                range = comedi_get_range(dev,subdev,0,i);
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                if( is_unipolar( dev, subdev, 0, i ) == 0 ) continue;
 
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                if(range->unit == UNIT_none ) continue;
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                if(range->max < max){
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                        ret = i;
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                        max=range->max;
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                l->sxx+=x*x;
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        }
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        sxp=l->sxx-l->sx*l->sx/l->s1;
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        l->ave_x=l->sx/l->s1;
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        l->ave_y=l->sy/l->s1;
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        l->slope=(l->s1*l->sxy-l->sx*l->sy)/(l->s1*l->sxx-l->sx*l->sx);