| 21 |
|
/* Allocate a new set of interpolation samples (caller assigns spt[] array) */ |
| 22 |
|
extern INTERP2 *interp2_alloc(int nsamps); |
| 23 |
|
|
| 24 |
+ |
/* Resize interpolation array (caller must assign any new values) */ |
| 25 |
+ |
extern INTERP2 *interp2_realloc(INTERP2 *ip, int nsamps); |
| 26 |
+ |
|
| 27 |
|
/* Assign full set of normalized weights to interpolate the given location */ |
| 28 |
|
extern int interp2_weights(float wtv[], INTERP2 *ip, double x, double y); |
| 29 |
|
|
| 30 |
|
/* Get normalized weights and indexes for n best samples in descending order */ |
| 31 |
|
extern int interp2_topsamp(float wt[], int si[], const int n, |
| 32 |
|
INTERP2 *ip, double x, double y); |
| 30 |
– |
|
| 33 |
|
/* Free interpolant */ |
| 34 |
|
extern void interp2_free(INTERP2 *ip); |
| 35 |
+ |
|
| 36 |
+ |
/* (Re)compute anisotropic basis function interpolant (normally automatic) */ |
| 37 |
+ |
extern int interp2_analyze(INTERP2 *ip); |
