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clipm_priv_matrix.h
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1
2/*********************************************************************
3 * E.S.O. - VLT project
4 *
5 * "@(#) $Id: clipm_priv_matrix.h 262676 2014-12-08 13:28:51Z cgarcia $"
6 *
7 * PRIVATE functions for matrix handling
8 *
9 * who when what
10 * -------- ---------- ----------------------------------------------
11 * hlorch 2007-02-07 created
12 */
13
14#ifndef CLIPM_PRIV_MATRIX_H
15#define CLIPM_PRIV_MATRIX_H
16
17/*-----------------------------------------------------------------------------
18 Includes
19 -----------------------------------------------------------------------------*/
20
21#include <cpl.h>
22
23/*-----------------------------------------------------------------------------
24 Declaration Block
25 -----------------------------------------------------------------------------*/
26
27#ifdef __cplusplus
28extern "C" {
29#endif
30
31/*-----------------------------------------------------------------------------
32 Prototypes
33 -----------------------------------------------------------------------------*/
34
35cpl_matrix *clipm_priv_matrix_new_from_image_window(
36 const cpl_image *image,
37 const cpl_size window_xxyy[4],
38 const int vflip);
39
40cpl_error_code clipm_priv_matrix_round( cpl_matrix *matrix);
41
42cpl_matrix *clipm_priv_matrix_get_median_rows(
43 const cpl_matrix *matrix);
44
45cpl_matrix *clipm_priv_matrix_get_mean_rows(
46 const cpl_matrix *matrix);
47
48cpl_matrix *clipm_priv_matrix_select_cols(
49 const cpl_matrix *matrix,
50 const int *selection,
51 int select_nonzero);
52
53cpl_error_code clipm_priv_matrix_copy_col_vector(
54 cpl_matrix *matrix,
55 const cpl_vector *in,
56 cpl_size col,
57 cpl_size start_row);
58cpl_error_code clipm_priv_matrix_copy_vector_col(
59 cpl_vector *in,
60 const cpl_matrix *matrix,
61 cpl_size col,
62 cpl_size start_row);
63
64cpl_error_code clipm_priv_matrix_transform_create_rot2d(
65 double angle,
66 const double centre_xy[2],
67 cpl_matrix **transform,
68 cpl_matrix **shift);
69
70cpl_error_code clipm_priv_matrix_transform_invert(
71 const cpl_matrix *transf,
72 const cpl_matrix *shift,
73 cpl_matrix **inv_transf,
74 cpl_matrix **inv_shift);
75
76cpl_matrix *clipm_priv_matrix_transform_points(
77 const cpl_matrix *points,
78 const cpl_matrix *transformation,
79 const cpl_matrix *shift);
80
81cpl_matrix *clipm_priv_matrix_create_corners_rectangle(
82 const double centre_xy[2],
83 double angle,
84 const double size_lw[2]);
85
86void clipm_priv_matrix_null( cpl_matrix **m);
87
88/*----------------------------------------------------------------------------*/
89
90#ifdef __cplusplus
91} /* extern "C" */
92#endif
93
94#endif /* CLIPM_PRIV_MATRIX_H */
clipm_priv_matrix_get_median_rows
cpl_matrix * clipm_priv_matrix_get_median_rows(const cpl_matrix *matrix)
Get the medians of the values in the matrix rows respectively.
Definition clipm_priv_matrix.c:248
clipm_priv_matrix_copy_vector_col
cpl_error_code clipm_priv_matrix_copy_vector_col(cpl_vector *in, const cpl_matrix *matrix, cpl_size col, cpl_size start_row)
Copy the content of a matrix column (or a part of it) into a vector.
Definition clipm_priv_matrix.c:531
clipm_priv_matrix_create_corners_rectangle
cpl_matrix * clipm_priv_matrix_create_corners_rectangle(const double centre_xy[2], double angle, const double size_lw[2])
Create a matrix containing the corner points of a rectangle.
Definition clipm_priv_matrix.c:851
clipm_priv_matrix_transform_invert
cpl_error_code clipm_priv_matrix_transform_invert(const cpl_matrix *transf, const cpl_matrix *shift, cpl_matrix **inv_transf, cpl_matrix **inv_shift)
Compute the inverse transform.
Definition clipm_priv_matrix.c:672
clipm_priv_matrix_select_cols
cpl_matrix * clipm_priv_matrix_select_cols(const cpl_matrix *matrix, const int *selection, int select_nonzero)
Return selected columns in a new matrix.
Definition clipm_priv_matrix.c:370
clipm_priv_matrix_transform_create_rot2d
cpl_error_code clipm_priv_matrix_transform_create_rot2d(double angle, const double centre_xy[2], cpl_matrix **transform, cpl_matrix **shift)
Create a 2d rotation matrix.
Definition clipm_priv_matrix.c:590
clipm_priv_matrix_null
void clipm_priv_matrix_null(cpl_matrix **m)
Delete a CPL matrix object and set the pointer to NULL.
Definition clipm_priv_matrix.c:929
clipm_priv_matrix_transform_points
cpl_matrix * clipm_priv_matrix_transform_points(const cpl_matrix *points, const cpl_matrix *transformation, const cpl_matrix *shift)
Transform a pointlist.
Definition clipm_priv_matrix.c:765
clipm_priv_matrix_round
cpl_error_code clipm_priv_matrix_round(cpl_matrix *matrix)
Round the elements of a matrix to the nearest integer.
Definition clipm_priv_matrix.c:206
clipm_priv_matrix_new_from_image_window
cpl_matrix * clipm_priv_matrix_new_from_image_window(const cpl_image *image, const cpl_size window_xxyy[4], const int vflip)
Extract an image window into a matrix, flip vertically.
Definition clipm_priv_matrix.c:89
clipm_priv_matrix_copy_col_vector
cpl_error_code clipm_priv_matrix_copy_col_vector(cpl_matrix *matrix, const cpl_vector *in, cpl_size col, cpl_size start_row)
Copy the content of a vector into a matrix column (or a part of it).
Definition clipm_priv_matrix.c:459
clipm_priv_matrix_get_mean_rows
cpl_matrix * clipm_priv_matrix_get_mean_rows(const cpl_matrix *matrix)
Get the means of the values in the matrix rows respectively.
Definition clipm_priv_matrix.c:305
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