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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 1654, Fri Oct 27 16:58:15 2006 UTC revision 2104, Sat Jan 12 16:09:01 2008 UTC
# Line 5  Line 5 
5  extern "C" {  extern "C" {
6  #endif  #endif
7    
8  #include <Rdefines.h> /* Rinternals.h + GET_SLOT etc */  #include <ctype.h>
9  #include <R.h>  /* includes Rconfig.h */  #include <R.h>  /* includes Rconfig.h */
10    #include <Rdefines.h> /* Rinternals.h + GET_SLOT etc */
11    
12  #ifdef ENABLE_NLS  #ifdef ENABLE_NLS
13  #include <libintl.h>  #include <libintl.h>
# Line 15  Line 16 
16  #define _(String) (String)  #define _(String) (String)
17  #endif  #endif
18    
19    #ifdef __GNUC__
20    # undef alloca
21    # define alloca(x) __builtin_alloca((x))
22    #else
23    /* this is necessary (and sufficient) for Solaris 10: */
24    #ifdef __sun
25    # include <alloca.h>
26    #endif
27    #endif
28    
29    #define Alloca(n, t)   (t *) alloca( (size_t) ( (n) * sizeof(t) ) )
30    
31  SEXP triangularMatrix_validate(SEXP obj);  SEXP triangularMatrix_validate(SEXP obj);
32  SEXP symmetricMatrix_validate(SEXP obj);  SEXP symmetricMatrix_validate(SEXP obj);
33  SEXP dense_nonpacked_validate(SEXP obj);  SEXP dense_nonpacked_validate(SEXP obj);
# Line 37  Line 50 
50  #define LFT CblasLeft  #define LFT CblasLeft
51  #define RGT CblasRight  #define RGT CblasRight
52    
53  char norm_type(char *typstr);  char norm_type(const char *typstr);
54  char rcond_type(char *typstr);  char rcond_type(const char *typstr);
55  double get_double_by_name(SEXP obj, char *nm);  double get_double_by_name(SEXP obj, char *nm);
56  SEXP set_double_by_name(SEXP obj, double val, char *nm);  SEXP set_double_by_name(SEXP obj, double val, char *nm);
57  SEXP as_det_obj(double val, int log, int sign);  SEXP as_det_obj(double val, int log, int sign);
# Line 51  Line 64 
64  /* SEXP csc_check_column_sorting(SEXP A); */  /* SEXP csc_check_column_sorting(SEXP A); */
65  SEXP Matrix_make_named(int TYP, char **names);  SEXP Matrix_make_named(int TYP, char **names);
66  SEXP check_scalar_string(SEXP sP, char *vals, char *nm);  SEXP check_scalar_string(SEXP sP, char *vals, char *nm);
67  double *packed_getDiag(double *dest, SEXP x);  void d_packed_getDiag(double *dest, SEXP x, int n);
68    void l_packed_getDiag(   int *dest, SEXP x, int n);
69    void tr_d_packed_getDiag(double *dest, SEXP x);
70    void tr_l_packed_getDiag(   int *dest, SEXP x);
71    
72  SEXP Matrix_getElement(SEXP list, char *nm);  SEXP Matrix_getElement(SEXP list, char *nm);
73    
74  #define PACKED_TO_FULL(TYPE)                                            \  #define PACKED_TO_FULL(TYPE)                                            \
# Line 79  Line 96 
96  #define PACKED_LENGTH(n)   ((n) * ((n) + 1))/2  #define PACKED_LENGTH(n)   ((n) * ((n) + 1))/2
97    
98  /* duplicate the slot with name given by sym from src to dest */  /* duplicate the slot with name given by sym from src to dest */
99    /* FIXME: is not yet used */
100  #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)))
101    
102    #define slot_nonNull_dup(dest, src, sym)                        \
103        if(GET_SLOT(src, sym) != R_NilValue)                        \
104            SET_SLOT(dest, sym, duplicate(GET_SLOT(src, sym)))
105    
106    /* TODO: Make this faster for the case where dimnames = list(NULL,NULL)
107     *       and hence don't have to be set ! */
108    #define SET_DimNames(dest, src) slot_dup(dest, src, Matrix_DimNamesSym)
109    
110    
111  #define uplo_P(_x_) CHAR(STRING_ELT(GET_SLOT(_x_, Matrix_uploSym), 0))  #define uplo_P(_x_) CHAR(STRING_ELT(GET_SLOT(_x_, Matrix_uploSym), 0))
112  #define diag_P(_x_) CHAR(STRING_ELT(GET_SLOT(_x_, Matrix_diagSym), 0))  #define diag_P(_x_) CHAR(STRING_ELT(GET_SLOT(_x_, Matrix_diagSym), 0))
113  #define class_P(_x_) CHAR(asChar(getAttrib(_x_, R_ClassSymbol)))  #define class_P(_x_) CHAR(asChar(getAttrib(_x_, R_ClassSymbol)))
114    
115    /* should also work for "matrix" matrices: */
116    #define Real_KIND(_x_)  (IS_S4_OBJECT(_x_) ? Real_kind(_x_) : \
117                             (isReal(_x_) ? 0 : (isLogical(_x_) ? 1 : -1)))
118    
119    /* requires 'x' slot: */
120  #define Real_kind(_x_)  (isReal(GET_SLOT(_x_, Matrix_xSym)) ? 0 :       \  #define Real_kind(_x_)  (isReal(GET_SLOT(_x_, Matrix_xSym)) ? 0 :       \
121                           (isLogical(GET_SLOT(_x_, Matrix_xSym)) ? 1 :   \                           (isLogical(GET_SLOT(_x_, Matrix_xSym)) ? 1 : -1))
                           -1))  
122    
123    
124  /**  /**
# Line 116  Line 147 
147   * this behavior changes then ALLOC_SLOT must use SET_SLOT followed by   * this behavior changes then ALLOC_SLOT must use SET_SLOT followed by
148   * GET_SLOT to ensure that the value returned is indeed the SEXP in   * GET_SLOT to ensure that the value returned is indeed the SEXP in
149   * the slot.   * the slot.
150     * NOTE:  GET_SLOT(x, what)        :== R_do_slot       (x, what)
151     * ----   SET_SLOT(x, what, value) :== R_do_slot_assign(x, what, value)
152     * and the R_do_slot* are in src/main/attrib.c
153   *   *
154   * @param obj object in which to assign the slot   * @param obj object in which to assign the slot
155   * @param nm name of the slot, as an R name object   * @param nm name of the slot, as an R name object
# Line 163  Line 197 
197  SEXP Matrix_expand_pointers(SEXP pP);  SEXP Matrix_expand_pointers(SEXP pP);
198    
199  SEXP dup_mMatrix_as_dgeMatrix(SEXP A);  SEXP dup_mMatrix_as_dgeMatrix(SEXP A);
200    SEXP dup_mMatrix_as_geMatrix (SEXP A);
201    
202  SEXP new_dgeMatrix(int nrow, int ncol);  SEXP new_dgeMatrix(int nrow, int ncol);
203    
# Line 172  Line 207 
207      return strcmp(class_P(A), "dgeMatrix") ? dup_mMatrix_as_dgeMatrix(A) : A;      return strcmp(class_P(A), "dgeMatrix") ? dup_mMatrix_as_dgeMatrix(A) : A;
208  }  }
209    
210    static R_INLINE SEXP
211    mMatrix_as_geMatrix(SEXP A)
212    {
213        return strcmp(class_P(A) + 1, "geMatrix") ? dup_mMatrix_as_geMatrix(A) : A;
214    }
215    
216  /**  /**
217   * 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
218   * terminated by an empty string.  Returns -1 for no match.   * terminated by an empty string.  Returns -1 for no match.
219   *   *
220   * @param dest class string to match   * @param class string to match
221   * @param valid vector of possible matches terminated by an empty string   * @param valid vector of possible matches terminated by an empty string
222   *   *
223   * @return index of match or -1 for no match   * @return index of match or -1 for no match
224   */   */
225  static R_INLINE int  static R_INLINE int
226  Matrix_check_class(char *class, char **valid)  Matrix_check_class(const char *class, char **valid)
227  {  {
228      int ans;      int ans;
229      for (ans = 0; ; ans++) {      for (ans = 0; ; ans++) {

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