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[matrix] Diff of /pkg/src/Mutils.h
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Diff of /pkg/src/Mutils.h

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revision 1960, Fri Jul 6 16:54:43 2007 UTC revision 2351, Wed Mar 25 10:41:05 2009 UTC
# Line 1  Line 1 
1  #ifndef MATRIX_MUTILS_H  #ifndef MATRIX_MUTILS_H
2  #define MATRIX_MUTILS_H  #define MATRIX_MUTILS_H
3    
4    #define Matrix_with_SPQR
5    
6  #ifdef __cplusplus  #ifdef __cplusplus
7  extern "C" {  extern "C" {
8  #endif  #endif
9    
10  #include <Rdefines.h> /* Rinternals.h + GET_SLOT etc */  #include <ctype.h>
11  #include <R.h>  /* includes Rconfig.h */  #include <R.h>  /* includes Rconfig.h */
12    #include <Rversion.h>
13    #include <Rdefines.h> /* Rinternals.h + GET_SLOT etc */
14    
15  #ifdef ENABLE_NLS  #ifdef ENABLE_NLS
16  #include <libintl.h>  #include <libintl.h>
# Line 15  Line 19 
19  #define _(String) (String)  #define _(String) (String)
20  #endif  #endif
21    
22    #ifdef __GNUC__
23    # undef alloca
24    # define alloca(x) __builtin_alloca((x))
25    #elif defined(__sun) || defined(_AIX)
26    /* this is necessary (and sufficient) for Solaris 10 and AIX 6: */
27    # include <alloca.h>
28    #endif
29    
30  #define Alloca(n, t)   (t *) alloca( (size_t) ( (n) * sizeof(t) ) )  #define Alloca(n, t)   (t *) alloca( (size_t) ( (n) * sizeof(t) ) )
31    
32  SEXP triangularMatrix_validate(SEXP obj);  SEXP triangularMatrix_validate(SEXP obj);
# Line 39  Line 51 
51  #define LFT CblasLeft  #define LFT CblasLeft
52  #define RGT CblasRight  #define RGT CblasRight
53    
54  char norm_type(const char *typstr);  #if !defined(R_VERSION) || R_VERSION < R_Version(2, 7, 0)
55  char rcond_type(const char *typstr);  char La_norm_type(const char *typstr);
56    char La_rcond_type(const char *typstr);
57    #endif
58    
59  double get_double_by_name(SEXP obj, char *nm);  double get_double_by_name(SEXP obj, char *nm);
60  SEXP set_double_by_name(SEXP obj, double val, char *nm);  SEXP set_double_by_name(SEXP obj, double val, char *nm);
61  SEXP as_det_obj(double val, int log, int sign);  SEXP as_det_obj(double val, int log, int sign);
62  SEXP get_factors(SEXP obj, char *nm);  SEXP get_factors(SEXP obj, char *nm);
63  SEXP set_factors(SEXP obj, SEXP val, char *nm);  SEXP set_factors(SEXP obj, SEXP val, char *nm);
64    
65    #if 0
66  SEXP dgCMatrix_set_Dim(SEXP x, int nrow);  SEXP dgCMatrix_set_Dim(SEXP x, int nrow);
67    #endif  /* unused */
68    
69  /* int csc_unsorted_columns(int ncol, const int p[], const int i[]); */  /* int csc_unsorted_columns(int ncol, const int p[], const int i[]); */
70  /* void csc_sort_columns(int ncol, const int p[], int i[], double x[]); */  /* void csc_sort_columns(int ncol, const int p[], int i[], double x[]); */
71  /* SEXP csc_check_column_sorting(SEXP A); */  /* SEXP csc_check_column_sorting(SEXP A); */
72  SEXP Matrix_make_named(int TYP, char **names);  SEXP Matrix_make_named(int TYP, const char **names);
73  SEXP check_scalar_string(SEXP sP, char *vals, char *nm);  SEXP check_scalar_string(SEXP sP, char *vals, char *nm);
74    Rboolean equal_string_vectors(SEXP s1, SEXP s2);
75    
76  void d_packed_getDiag(double *dest, SEXP x, int n);  void d_packed_getDiag(double *dest, SEXP x, int n);
77  void l_packed_getDiag(   int *dest, SEXP x, int n);  void l_packed_getDiag(   int *dest, SEXP x, int n);
78  void tr_d_packed_getDiag(double *dest, SEXP x);  void tr_d_packed_getDiag(double *dest, SEXP x);
# Line 85  Line 105 
105  #define PACKED_LENGTH(n)   ((n) * ((n) + 1))/2  #define PACKED_LENGTH(n)   ((n) * ((n) + 1))/2
106    
107  /* duplicate the slot with name given by sym from src to dest */  /* duplicate the slot with name given by sym from src to dest */
108  /* FIXME: is not yet used */  
109  #define slot_dup(dest, src, sym)  SET_SLOT(dest, sym, duplicate(GET_SLOT(src, sym)))  #define slot_dup(dest, src, sym)  SET_SLOT(dest, sym, duplicate(GET_SLOT(src, sym)))
110    
111    /* is not yet used: */
112  #define slot_nonNull_dup(dest, src, sym)                        \  #define slot_nonNull_dup(dest, src, sym)                        \
113      if(GET_SLOT(src, sym) != R_NilValue)                        \      if(GET_SLOT(src, sym) != R_NilValue)                        \
114          SET_SLOT(dest, sym, duplicate(GET_SLOT(src, sym)))          SET_SLOT(dest, sym, duplicate(GET_SLOT(src, sym)))
# Line 104  Line 125 
125  /* should also work for "matrix" matrices: */  /* should also work for "matrix" matrices: */
126  #define Real_KIND(_x_)  (IS_S4_OBJECT(_x_) ? Real_kind(_x_) : \  #define Real_KIND(_x_)  (IS_S4_OBJECT(_x_) ? Real_kind(_x_) : \
127                           (isReal(_x_) ? 0 : (isLogical(_x_) ? 1 : -1)))                           (isReal(_x_) ? 0 : (isLogical(_x_) ? 1 : -1)))
128    /* This one gives '0' also for integer "matrix" :*/
129    #define Real_KIND2(_x_) (IS_S4_OBJECT(_x_) ? Real_kind(_x_) : \
130                             (isLogical(_x_) ? 1 : 0))
131    
132  /* requires 'x' slot: */  /* requires 'x' slot: */
133  #define Real_kind(_x_)  (isReal(GET_SLOT(_x_, Matrix_xSym)) ? 0 :       \  #define Real_kind(_x_)  (isReal(GET_SLOT(_x_, Matrix_xSym)) ? 0 :       \
134                           (isLogical(GET_SLOT(_x_, Matrix_xSym)) ? 1 : -1))                           (isLogical(GET_SLOT(_x_, Matrix_xSym)) ? 1 : -1))
135    
136    #define DECLARE_AND_GET_X_SLOT(__C_TYPE, __SEXP)        \
137        __C_TYPE *xx = __SEXP(GET_SLOT(x, Matrix_xSym))
138    
139    
140  /**  /**
141   * Check for valid length of a packed triangular array and return the   * Check for valid length of a packed triangular array and return the
# Line 177  Line 204 
204      return mj;      return mj;
205  }  }
206    
207    /**
208     * Check if slot(obj, "x") contains any NA (or NaN).
209     *
210     * @param obj   a 'Matrix' object with an 'x' slot.
211     *
212     * @return Rboolean :== any(is.na(slot(obj, "x") )
213     */
214    static R_INLINE
215    Rboolean any_NA(SEXP obj)
216    {
217        double *x = REAL(GET_SLOT(obj, Matrix_xSym));
218        int i, n = LENGTH(GET_SLOT(obj, Matrix_xSym));
219        for(i=0; i < n; i++)
220            if(ISNAN(x[i])) return TRUE;
221        /* else */
222        return FALSE;
223    }
224    
225    
226  void make_d_matrix_triangular(double *x, SEXP from);  void make_d_matrix_triangular(double *x, SEXP from);
227  void make_i_matrix_triangular(   int *x, SEXP from);  void make_i_matrix_triangular(   int *x, SEXP from);
228    
# Line 189  Line 235 
235  SEXP dup_mMatrix_as_geMatrix (SEXP A);  SEXP dup_mMatrix_as_geMatrix (SEXP A);
236    
237  SEXP new_dgeMatrix(int nrow, int ncol);  SEXP new_dgeMatrix(int nrow, int ncol);
238    SEXP m_encodeInd (SEXP ij, SEXP di);
239    SEXP m_encodeInd2(SEXP i, SEXP j, SEXP di);
240    
241    
242  static R_INLINE SEXP  static R_INLINE SEXP
243  mMatrix_as_dgeMatrix(SEXP A)  mMatrix_as_dgeMatrix(SEXP A)
# Line 206  Line 255 
255   * Return the 0-based index of a string match in a vector of strings   * Return the 0-based index of a string match in a vector of strings
256   * terminated by an empty string.  Returns -1 for no match.   * terminated by an empty string.  Returns -1 for no match.
257   *   *
258   * @param dest class string to match   * @param class string to match
259   * @param valid vector of possible matches terminated by an empty string   * @param valid vector of possible matches terminated by an empty string
260   *   *
261   * @return index of match or -1 for no match   * @return index of match or -1 for no match
# Line 221  Line 270 
270      }      }
271  }  }
272    
273    /**
274     * Return the 0-based index of an is() match in a vector of class-name
275     * strings terminated by an empty string.  Returns -1 for no match.
276     *
277     * @param x  an R object, about which we want is(x, .) information.
278     * @param valid vector of possible matches terminated by an empty string.
279     * @param rho  the environment in which the class definitions exist.
280     *
281     * @return index of match or -1 for no match
282     */
283    static R_INLINE int
284    Matrix_check_class_and_super(SEXP x, char **valid, SEXP rho)
285    {
286        int ans;
287        SEXP cl = getAttrib(x, R_ClassSymbol);
288        char *class = strdup(CHAR(asChar(cl)));
289        for (ans = 0; ; ans++) {
290            if (!strlen(valid[ans]))
291                break;
292            if (!strcmp(class, valid[ans])) return ans;
293        }
294        /* if not found directly, now search the non-virtual super classes :*/
295        if(IS_S4_OBJECT(x)) {
296            /* now try the superclasses, i.e.,  try   is(x, "....") : */
297            SEXP classExts = GET_SLOT(eval(lang2(install("getClassDef"), cl), rho),
298                                      install("contains")),
299                superCl = eval(lang3(install(".selectSuperClasses"),
300                                     classExts,
301                                     /* dropVirtual = */ ScalarLogical(1)),
302                               rho);
303            int i;
304            const char *s_class;
305            for(i=0; i < length(superCl); i++) {
306                s_class = CHAR(STRING_ELT(superCl, i));
307                for (ans = 0; ; ans++) {
308                    if (!strlen(valid[ans]))
309                        break;
310                    if (!strcmp(s_class, valid[ans])) return ans;
311                }
312            }
313        }
314        return -1;
315    }
316    
317    
318  #ifdef __cplusplus  #ifdef __cplusplus
319  }  }
320  #endif  #endif

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