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/*
* image.h
*
* Handle images and image features
*
* (c) 2007 Thomas White <taw27@cam.ac.uk>
*
* dtr - Diffraction Tomography Reconstruction
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifndef IMAGE_H
#define IMAGE_H
#include "control.h"
typedef struct imagefeature_struct {
struct imagerecord_struct *parent;
double x;
double y;
double intensity;
signed int h;
signed int k;
signed int l;
struct imagefeature_struct *partner; /* Partner for this feature (in another feature list) or NULL */
double partner_d; /* Distance between this feature and its partner, if any. */
} ImageFeature;
typedef struct {
ImageFeature *features;
int n_features;
} ImageFeatureList;
typedef struct imagerecord_struct {
uint16_t *image;
double tilt; /* Degrees. Defines where the pattern lies in reciprocal space */
double omega; /* Degrees. Defines where the pattern lies in reciprocal space */
double slop; /* Degrees. Defines where the pattern lies "on the negative" */
FormulationMode fmode;
double pixel_size;
double camera_len;
double lambda;
double resolution;
int width;
int height;
int x_centre;
int y_centre;
ImageFeatureList *features; /* "Experimental" features */
ImageFeatureList *rflist; /* "Predicted" features */
} ImageRecord;
typedef struct imagelist_struct {
int n_images;
ImageRecord *images;
} ImageList;
extern ImageList *image_list_new(void);
extern int image_add(ImageList *list, uint16_t *image, int width, int height, double tilt, ControlContext *ctx);
extern ImageFeatureList *image_feature_list_new(void);
extern void image_feature_list_free(ImageFeatureList *flist);
extern void image_add_feature(ImageFeatureList *flist, double x, double y, ImageRecord *parent, double intensity);
extern void image_add_feature_index(ImageFeatureList *flist, double x, double y, ImageRecord *parent, double intensity,
signed int h, signed int k, signed int l);
extern ImageFeature *image_feature_closest(ImageFeatureList *flist, double x, double y, double *d, int *idx);
extern ImageFeature *image_feature_second_closest(ImageFeatureList *flist, double x, double y, double *d, int *idx);
#endif /* IMAGE_H */
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