Synopsis
struct GuppiMatrix;
#define guppi_matrix_rows (m)
#define guppi_matrix_cols (m)
#define guppi_matrix_is_square (m)
GuppiMatrix* guppi_matrix_new (gint r,
gint c);
GuppiMatrix* guppi_matrix_copy (GuppiMatrix*);
void guppi_matrix_free (GuppiMatrix*);
void guppi_matrix_touch (GuppiMatrix*);
void guppi_matrix_set_constant (GuppiMatrix*,
double);
#define guppi_matrix_ptr (m, i, j)
#define guppi_matrix_ptr_col_incr (m, p)
#define guppi_matrix_ptr_row_incr (m, p)
#define guppi_matrix_entry (m, i, j)
GuppiVector* guppi_matrix_get_row (GuppiMatrix*,
gint r);
GuppiVector* guppi_matrix_get_col (GuppiMatrix*,
gint c);
void guppi_matrix_normalize_row (GuppiMatrix*,
gint r);
gboolean guppi_matrix_row_is_nonzero (GuppiMatrix*,
gint r);
gboolean guppi_matrix_column_is_nonzero (GuppiMatrix*,
gint r);
double guppi_matrix_row_dot (GuppiMatrix*,
gint r1,
gint r2);
void guppi_matrix_subtract_scaled_row_from_row
(GuppiMatrix *m,
double scale,
gint r,
gint r_sub_from);
GuppiVector* guppi_matrix_solve (GuppiMatrix*,
GuppiVector *vec);
GuppiVector* guppi_matrix_solve_with_fallback
(GuppiMatrix*,
GuppiVector *vec,
gboolean (*fallback) (GuppiMatrix *, GuppiVector *vec, gint i, gpointer),
gpointer);
GuppiMatrix* guppi_matrix_invert (GuppiMatrix*);
GuppiVector* guppi_matrix_apply (GuppiMatrix*,
GuppiVector*);
void guppi_matrix_spew (GuppiMatrix*); |
Description
A longer description goes here.
Details
struct GuppiMatrix
struct GuppiMatrix {
gint r, c;
double *data;
double epsilon;
GuppiMatrix *LU;
gint *perm;
}; |
guppi_matrix_rows()
#define guppi_matrix_rows(m) ((m)->r) |
guppi_matrix_cols()
#define guppi_matrix_cols(m) ((m)->c) |
guppi_matrix_is_square()
#define guppi_matrix_is_square(m) ((m)->c == (m)->r) |
guppi_matrix_set_constant ()
guppi_matrix_ptr()
#define guppi_matrix_ptr(m, i, j) ((m)->data + ((i)*((m)->c)) + (j)) |
guppi_matrix_ptr_col_incr()
#define guppi_matrix_ptr_col_incr(m, p) ((p)+1) |
guppi_matrix_ptr_row_incr()
#define guppi_matrix_ptr_row_incr(m, p) ((p)+((m)->c)) |
guppi_matrix_entry()
#define guppi_matrix_entry(m, i, j) (*(guppi_matrix_ptr (m,i,j))) |
guppi_matrix_normalize_row ()
void guppi_matrix_normalize_row (GuppiMatrix*,
gint r); |
guppi_matrix_row_is_nonzero ()
gboolean guppi_matrix_row_is_nonzero (GuppiMatrix*,
gint r); |
guppi_matrix_column_is_nonzero ()
gboolean guppi_matrix_column_is_nonzero (GuppiMatrix*,
gint r); |
guppi_matrix_row_dot ()
double guppi_matrix_row_dot (GuppiMatrix*,
gint r1,
gint r2); |
guppi_matrix_subtract_scaled_row_from_row ()
void guppi_matrix_subtract_scaled_row_from_row
(GuppiMatrix *m,
double scale,
gint r,
gint r_sub_from); |
guppi_matrix_solve_with_fallback ()