Example #1
0
    void eval(MonteCarloNode& n) {
        auto& b = n.board;
        auto sym = n.orientation;

        feats.fill(Features());
        oriented.fill(Features());
        extractFeatures(b,feats);
        dihedralTranspose(feats,oriented,sym);

        inVec.clear();
        convertToTCNNInput(oriented,inVec);

        result = &nn.fprop(inVec);
        std::vector<size_t> inds;
        inds.assign(n.moves.size(),0);

        double total = 0;
        for(size_t i = 0; i < n.moves.size(); ++i) {
            inds[i] = /*IX(n.moves[i]);*/IX(dihedral(n.moves[i],sym));
            total += (*result)[inds[i]];
        }

        for(size_t i = 0; i < n.moves.size(); ++i) {
            n.probabilities[i].store((*result)[inds[i]]/total);
        }

    }
Example #2
0
int main(int argc, char** argv) {
    int i, t;
    int n_frames = 10;
    int n_atoms = 5;
    int n_sphere_points = 960;
    int* pairs = calloc(2, sizeof(int));
    pairs[0] = 0;
    pairs[1] = 1;
    int triplets[3] = {0, 1, 2};
    int quartets[4] = {0, 1, 2, 3};
    float * box_matrix = calloc(n_frames*9, sizeof(float));
    for (t = 0; t < n_frames; t++)
        for (i = 0; i < 3; i++)
            box_matrix[t*9 + i*3+i] = 1;
    float * atom_radii = calloc(n_atoms, sizeof(float));
    float * xyzlist = calloc(n_frames*n_atoms*3, sizeof(float));
    float * geom_out = calloc(n_frames, sizeof(float));
    float * displacement_out = calloc(n_frames*1*3, sizeof(float));
    float * array_of_areas = calloc(n_frames*n_atoms, sizeof(float));
    for (i = 0; i < n_frames*n_atoms*3; i++)
        xyzlist[i] = i;

    sasa(n_frames, n_atoms, xyzlist, atom_radii, n_sphere_points, array_of_areas);
    printf("Finished sasa\n");
    dihedral(xyzlist, quartets, geom_out, n_frames, n_atoms, 1);
    printf("finished dihedral\n");
    dist(xyzlist, pairs, geom_out, NULL, n_frames, n_atoms, 1);
    printf("finished dist 1\n");
    dist(xyzlist, pairs, NULL, displacement_out, n_frames, n_atoms, 1);
    printf("finished dist 2\n");
    dist_mic(xyzlist, pairs, box_matrix, geom_out, NULL, n_frames, n_atoms, 1);
    printf("finished mic 1\n");
    dist_mic(xyzlist, pairs, box_matrix, NULL, displacement_out, n_frames, n_atoms, 1);
    printf("finished mic 2\n");
    angle(xyzlist, triplets, geom_out, n_frames, n_atoms, 1);
    printf("finished angle\n");




    // example: this is an invalid read that should trigger valgrid
    // or the clang address tool
    // __m128 f = _mm_loadu_ps(atom_radii+(n_atoms-3));
    
    free(atom_radii);
    free(xyzlist);
    free(array_of_areas);
    free(geom_out);
    free(displacement_out);
    free(pairs);
    free(box_matrix);

    return 0;
}
// recalculate the value of this geometry, and return it
float GeometryDihedral::calculate(void) {

  // get coords to calculate distance 
  float pos1[3], pos2[3], pos3[3], pos4[3]; 
  if(!normal_atom_coord(0, pos1))
    return 0.0;
  if(!normal_atom_coord(1, pos2))
    return 0.0;
  if(!normal_atom_coord(2, pos3))
    return 0.0;
  if(!normal_atom_coord(3, pos4))
    return 0.0;

  return (geomValue = dihedral(pos1, pos2, pos3, pos4));
}
Example #4
0
PyObject *wrap_dihedral(PyObject *self,PyObject *args)
{

  PyObject *cs1, *cs2,*cs3, *cs4;
  if(!PyArg_ParseTuple(args,"OOOO",&cs1,&cs2,&cs3,&cs4))
    return NULL;
  rvec r1,r2,r3,r4;
  int i;
  for(i=0;i<DIM;i++){
    r1[i]=PyFloat_AsDouble(PySequence_GetItem(cs1,i));
    r2[i]=PyFloat_AsDouble(PySequence_GetItem(cs2,i));
    r3[i]=PyFloat_AsDouble(PySequence_GetItem(cs3,i));
    r4[i]=PyFloat_AsDouble(PySequence_GetItem(cs4,i));
  }
  real d = dihedral(r1,r2,r3,r4);
  PyObject *ret;
  ret=Py_BuildValue("d",d);
  return ret;
}