src/adapters/a.selectiontotale.c

   1 #include <R.h>
   2 #include <Rdefines.h>
   3 #include "sources/EMGLLF.h"
   4
   5 SEXP EMGLLF(
   6     SEXP phiInit_,
   7     SEXP rhoInit_,
   8     SEXP piInit_,
   9     SEXP gamInit_,
  10     SEXP mini_,
  11     SEXP maxi_,
  12     SEXP gamma_,
  13     SEXP glambda_,
  14     SEXP X_,
  15     SEXP Y_,
  16     SEXP seuil_,
  17     SEXP tau_
  18 ) {
  19     // Get matrices dimensions
  20     SEXP dimX = getAttrib(X_, R_DimSymbol);
  21     int n = INTEGER(dimX)[0];
  22     int p = INTEGER(dimX)[1];
  23     SEXP dimRho = getAttrib(rhoInit_, R_DimSymbol)
  24     int m = INTEGER(dimRho)[0];
  25     int k = INTEGER(dimRho)[2];
  26     int L = INTEGER(getAttrib(glambda_, R_LengthSymbol))[0];
  27
  28     ////////////
  29     // INPUTS //
  30     ////////////
  31
  32     // get scalar parameters
  33     int mini = INTEGER_VALUE(mini_);
  34     int maxi = INTEGER_VALUE(maxi_);
  35     double gamma = NUMERIC_VALUE(gamma_);
  36     double seuil = NUMERIC_VALUE(seuil_);
  37     double tau = NUMERIC_VALUE(tau_);
  38
  39     // Get pointers from SEXP arrays ; WARNING: by columns !
  40     double* piInit = REAL(phiInit_);
  41     double* rhoInit = REAL(rhoInit_);
  42     double* piInit = REAL(piInit_);
  43     double* gamInit = REAL(gamInit_);
  44     double* glambda = REAL(glambda_);
  45     double* X = REAL(X_);
  46     double* Y = REAL(Y_);
  47
  48     /////////////
  49     // OUTPUTS //
  50     /////////////
  51
  52     int Size = pow(rangmax-rangmin+1,k);
  53     SEXP A1, A2, rho, pi, dimA;
  54     PROTECT(dimA = allocVector(INTSXP, 3));
  55     int* pDimA = INTEGER(dimA);
  56     pDimA[0] = p; pDimA[1] = m+1; pDimA[2] = L;
  57     PROTECT(A1 = allocArray(REALSXP, dimA));
  58     PROTECT(A2 = allocArray(REALSXP, dimA));
  59     PROTECT(rho = allocArray(REALSXP, dimRho);
  60     PROTECT(pi = allocMatrix(REALSXP, k, L));
  61     double* pA1=REAL(A1), pA2=REAL(A2), pRho=REAL(rho), pPi=REAL(pi);
  62
  63     /////////////////////////////
  64     // Call to selectiontotale //
  65     /////////////////////////////
  66
  67     selectiontotale(
  68         phiInit,rhoInit,piInit,gamInit,mini,maxi,gamma,glambda,X,Y,seuil,tau,
  69         pA1,pA2,pRho,pPi,
  70         n,p,m,k,L);
  71
  72     // Build list from OUT params and return it
  73     SEXP listParams, listNames;
  74     PROTECT(listParams = allocVector(VECSXP, 4));
  75     char* lnames[4] = { "A1", "A2", "rho", "pi" }; //lists labels
  76     PROTECT(listNames = allocVector(STRSXP, 4));
  77     for (int i=0; i<4; i++)
  78         SET_STRING_ELT(listNames,i,mkChar(lnames[i]));
  79     setAttrib(listParams, R_NamesSymbol, listNames);
  80     SET_ARRAY_ELT(listParams, 0, A1);
  81     SET_ARRAY_ELT(listParams, 1, A2);
  82     SET_ARRAY_ELT(listParams, 2, rho);
  83     SET_MATRIX_ELT(listParams, 3, pi);
  84
  85     UNPROTECT(7);
  86     return listParams;
  87 }