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%% options
copyright owner = Dirk Krause
copyright year = 2012-xxxx
SPDX-License-Identifier: BSD-3-Clause
%% header
#ifdef __cplusplus
extern "C" {
#endif
/** Coordinates transformation: X value.
@param ct Transformation data.
@param x X value.
@param ec Pointer to error code variable, may be NULL.
@return Transformation result.
*/
double
dk3ct_2d_x(dk3_ct_2d_t const *ct, double x, int *ec);
/** Coordinates transformation: Y value.
@param ct Transformation data.
@param y X value.
@param ec Pointer to error code variable, may be NULL.
@return Transformation result.
*/
double
dk3ct_2d_y(dk3_ct_2d_t const *ct, double y, int *ec);
/** Coordinates transformation: Radius.
@param ct Transformation data.
@param r X value.
@param ec Pointer to error code variable, may be NULL.
@return Transformation result.
*/
double
dk3ct_2d_r(dk3_ct_2d_t const *ct, double r, int *ec);
#ifdef __cplusplus
}
#endif
%% module
#include "dk3all.h"
$!trace-include
double
dk3ct_2d_x(dk3_ct_2d_t const *ct, double x, int *ec)
{
double back = 0.0;
$? "+ dk3ct_2d_x %lg", x
if(ct) {
back = dk3ma_d_add_ok(
dk3ma_d_mul_ok(ct->mx, x, ec),
ct->nx,
ec
);
} $? "- dk3ct_2d_x %lg", back
return back;
}
double
dk3ct_2d_y(dk3_ct_2d_t const *ct, double y, int *ec)
{
double back = 0.0;
$? "+ dk3ct_2d_y %lg", y
if(ct) {
back = dk3ma_d_add_ok(
dk3ma_d_mul_ok(ct->my, y, ec),
ct->ny,
ec
);
} $? "- dk3ct_2d_y %lg", back
return back;
}
double
dk3ct_2d_r(dk3_ct_2d_t const *ct, double r, int *ec)
{
double back = 0.0;
$? "+ dk3ct_2d_r %lg", r
if(ct) {
back = dk3ma_d_mul_ok(fabs(ct->mx), r, ec);
} $? "- dk3ct_2d_r %lg", back
return back;
}
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