636 #define LINLEN (sizeof(struct linprm)/sizeof(int))
653 int linp2x(
struct linprm *lin,
int ncoord,
int nelem,
const double pixcrd[],
656 int linx2p(
struct linprm *lin,
int ncoord,
int nelem,
const double imgcrd[],
659 int linwarp(
struct linprm *lin,
const double pixblc[],
const double pixtrc[],
660 const double pixsamp[],
int *nsamp,
661 double maxdis[],
double *maxtot,
662 double avgdis[],
double *avgtot,
663 double rmsdis[],
double *rmstot);
665 int matinv(
int n,
const double mat[],
double inv[]);
669 #define linini_errmsg lin_errmsg
670 #define lincpy_errmsg lin_errmsg
671 #define linfree_errmsg lin_errmsg
672 #define linprt_errmsg lin_errmsg
673 #define linset_errmsg lin_errmsg
674 #define linp2x_errmsg lin_errmsg
675 #define linx2p_errmsg lin_errmsg
double * m_pc
Definition: lin.h:631
int linp2x(struct linprm *lin, int ncoord, int nelem, const double pixcrd[], double imgcrd[])
Pixel-to-world linear transformation.
struct disprm * dispre
Definition: lin.h:610
double * tmpcrd
Definition: lin.h:628
int naxis
Definition: lin.h:606
double * crpix
Definition: lin.h:607
int m_flag
Definition: lin.h:630
int unity
Definition: lin.h:618
struct disprm * m_dispre
Definition: lin.h:632
Error message handling.
Definition: wcserr.h:221
int m_naxis
Definition: lin.h:630
struct wcserr * err
Definition: lin.h:624
int naxis
Definition: dis.h:688
int matinv(int n, const double mat[], double inv[])
Matrix inversion.
Linear transformation parameters.
Definition: lin.h:599
const char * lin_errmsg[]
Status return messages.
int linwarp(struct linprm *lin, const double pixblc[], const double pixtrc[], const double pixsamp[], int *nsamp, double maxdis[], double *maxtot, double avgdis[], double *avgtot, double rmsdis[], double *rmstot)
Compute measures of distortion.
Distortion parameters.
Definition: dis.h:681
int linperr(const struct linprm *lin, const char *prefix)
Print error messages from a linprm struct.
double * piximg
Definition: lin.h:615
int simple
Definition: lin.h:620
int i_naxis
Definition: lin.h:617
double * m_crpix
Definition: lin.h:631
struct disprm * m_disseq
Definition: lin.h:632
double * maxdis
Definition: dis.h:694
int linfree(struct linprm *lin)
Destructor for the linprm struct.
int linset(struct linprm *lin)
Setup routine for the linprm struct.
int linini(int alloc, int naxis, struct linprm *lin)
Default constructor for the linprm struct.
double * cdelt
Definition: lin.h:609
lin_errmsg_enum
Definition: lin.h:589
int flag
Definition: lin.h:602
int affine
Definition: lin.h:619
int lincpy(int alloc, const struct linprm *linsrc, struct linprm *lindst)
Copy routine for the linprm struct.
double * pc
Definition: lin.h:608
int linx2p(struct linprm *lin, int ncoord, int nelem, const double imgcrd[], double pixcrd[])
World-to-pixel linear transformation.
int lindis(int sequence, struct linprm *lin, struct disprm *dis)
Assign a distortion to a linprm struct.
struct disprm * disseq
Definition: lin.h:611
double * imgpix
Definition: lin.h:616
double * m_cdelt
Definition: lin.h:631
int linprt(const struct linprm *lin)
Print routine for the linprm struct.