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/*
* detector.h
*
* Detector properties
*
* Copyright © 2012-2017 Deutsches Elektronen-Synchrotron DESY,
* a research centre of the Helmholtz Association.
* Copyright © 2012 Richard Kirian
*
* Authors:
* 2009-2017 Thomas White <taw@physics.org>
* 2011-2012 Richard Kirian <rkirian@asu.edu>
* 2014 Valerio Mariani
* 2011 Andrew Aquila
*
* This file is part of CrystFEL.
*
* CrystFEL is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* CrystFEL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with CrystFEL. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifndef DETECTOR_H
#define DETECTOR_H
struct rigid_group;
struct rg_collection;
struct detector;
struct panel;
struct badregion;
struct beam_params;
struct hdfile;
struct event;
#include "hdf5-file.h"
#include "image.h"
#ifdef __cplusplus
extern "C" {
#endif
struct rigid_group
{
char *name;
struct panel **panels;
int n_panels;
/* Updates to panel position calculated during integration */
double d_fsx;
double d_ssx;
double d_cnx;
double d_fsy;
double d_ssy;
double d_cny;
int have_deltas;
};
struct rg_collection
{
char *name;
struct rigid_group **rigid_groups;
int n_rigid_groups;
};
/**
* panel:
* @name: Text name for the panel (fixed length array)
* @cnx: Location of corner, in pixels, x coordinate
* @cny: Location of corner, in pixels, y coordinate
* @coffset: The offset to be applied from @clen (which may come from elsewhere)
* @clen: The distance from the interaction point to the corner of the first pixel
* @clen_from: Location to get @clen from, e.g. from HDF5 file
* @mask: Location of mask data
* @mask_file: Filename for mask data
* @satmap: Location of per-pixel saturation map
* @satmap_file: Filename for saturation map
* @res: Resolution of panel in pixels per metre
* @badrow: Readout direction (for filtering out clusters of peaks)
* @no_index: Non-zero if panel is entirely "bad"
* @adu_per_photon: Number of detector intensity units per photon
* @adu_per_eV: Number of detector intensity units per eV of photon energy
* @max_adu: Saturation value
* @dim_structure: Dimension structure
* @fsx: Real-space x-direction of data fast-scan direction
* @fsy: Real-space y-direction of data fast-scan direction
* @fsz: Real-space z-direction of data fast-scan direction
* @ssx: Real-space x-direction of data slow-scan direction
* @ssy: Real-space y-direction of data slow-scan direction
* @ssz: Real-space z-direction of data slow-scan direction
* @rail_x: x direction of camera length "rail"
* @rail_y: y direction of camera length "rail"
* @rail_z: z direction of camera length "rail"
* @clen_for_centering: Value of clen (without coffset) at which beam is centered
* @xfs: Data fast-scan direction of real-space x-direction
* @yfs: Data fast-scan direction of real-space y-direction
* @xss: Data slow-scan direction of real-space x-direction
* @yss: Data slow-scan direction of real-space y-direction
* @orig_min_fs: Minimum fs coordinate of data in file
* @orig_max_fs: Maximum fs coordinate of data in file
* @orig_min_ss: Minimum ss coordinate of data in file (inclusive)
* @orig_max_ss: Maximum ss coordinate of data in file (inclusive)
* @data: Location of data in file
* @w: Width of panel
* @h: Height of panel
*/
struct panel
{
char name[1024]; /* Name for this panel */
double cnx; /* Location of corner (min_fs,min_ss) in pixels */
double cny;
double coffset;
double clen; /* Camera length in metres */
char *clen_from;
char *mask;
char *mask_file;
char *satmap;
char *satmap_file;
double res; /* Resolution in pixels per metre */
char badrow; /* 'x' or 'y' */
int no_index; /* Don't index peaks in this panel if non-zero */
double adu_per_photon; /* Number of ADU per photon */
double max_adu; /* Treat pixel as unreliable if higher than this */
char *data;
double adu_per_eV; /* Number of ADU per eV */
struct dim_structure *dim_structure;
double fsx;
double fsy;
double fsz;
double ssx;
double ssy;
double ssz;
double rail_x;
double rail_y;
double rail_z;
double clen_for_centering;
double xfs;
double yfs;
double xss;
double yss;
/* Position of the panel in the data block in the file. The panels may
* get moved around when the file is loaded (see hdf5_read2()),
* especially if the panels come from different HDF5 elements. */
int orig_min_fs;
int orig_max_fs;
int orig_min_ss;
int orig_max_ss;
int w; /* Width, calculated as max_fs-min_fs+1 */
int h; /* Height, calculated as max_ss-min_ss+1 */
};
struct badregion
{
char name[1024];
int is_fsss;
char *panel;
double min_x;
double max_x;
double min_y;
double max_y;
/* Specified INCLUSIVELY */
int min_fs;
int max_fs;
int min_ss;
int max_ss;
};
struct detector
{
struct panel *panels;
int n_panels;
struct badregion *bad;
int n_bad;
unsigned int mask_bad;
unsigned int mask_good;
struct rigid_group **rigid_groups;
int n_rigid_groups;
struct rg_collection **rigid_group_collections;
int n_rg_collections;
/* Location of the pixel furthest away from the beam position, which
* will have the largest value of 2theta regardless of camera length
* and wavelength */
struct panel *furthest_out_panel;
double furthest_out_fs;
double furthest_out_ss;
/* As above, but for the smallest 2theta */
struct panel *furthest_in_panel;
double furthest_in_fs;
double furthest_in_ss;
int path_dim;
int dim_dim;
struct panel defaults;
};
extern struct rvec get_q_for_panel(struct panel *p, double fs, double ss,
double *ttp, double k);
extern double get_tt(struct image *image, double xs, double ys, int *err);
extern int in_bad_region(struct detector *det, struct panel *p,
double fs, double ss);
extern void record_image(struct image *image, int do_poisson, double background,
gsl_rng *rng, double beam_radius, double nphotons);
extern struct panel *find_orig_panel(struct detector *det,
double fs, double ss);
extern signed int find_orig_panel_number(struct detector *det,
double fs, double ss);
extern int panel_number(struct detector *det, struct panel *p);
extern struct detector *get_detector_geometry(const char *filename,
struct beam_params *beam);
extern struct detector *get_detector_geometry_2(const char *filename,
struct beam_params *beam,
char **hdf5_peak_path);
extern void free_detector_geometry(struct detector *det);
extern struct detector *simple_geometry(const struct image *image, int w, int h);
extern void get_pixel_extents(struct detector *det,
double *min_x, double *min_y,
double *max_x, double *max_y);
extern void fill_in_adu(struct image *image);
extern void adjust_centering_for_rail(struct panel *p);
extern int panel_is_in_rigid_group(const struct rigid_group *rg,
struct panel *p);
extern int rigid_group_is_in_collection(struct rg_collection *c,
struct rigid_group *rg);
extern struct detector *copy_geom(const struct detector *in);
extern int reverse_2d_mapping(double x, double y, struct detector *det,
struct panel **pp, double *pfs, double *pss);
extern double largest_q(struct image *image);
extern double smallest_q(struct image *image);
extern struct panel *find_panel_by_name(struct detector *det, const char *name);
extern int write_detector_geometry_2(const char *geometry_filename,
const char *output_filename,
struct detector *det,
const char *additional_comment,
int write_panel_coffset);
extern int write_detector_geometry(const char *geometry_filename,
const char *output_filename,
struct detector *det);
extern void mark_resolution_range_as_bad(struct image *image,
double min, double max);
extern int single_panel_data_source(struct detector *det, const char *element);
struct rg_collection *find_rigid_group_collection_by_name(struct detector *det,
const char *name);
extern int detector_has_clen_references(struct detector *det);
#ifdef __cplusplus
}
#endif
#endif /* DETECTOR_H */
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