Ejemplos de vector_vec2d::push_back en C++ (Cpp)

Ejemplo n.º 1

Archivo: closing_boundary.cpp Proyecto: kalectro/pcl_groovy

void
ClosingBoundary::sampleFromBoundary (ON_NurbsSurface *nurbs, vector_vec3d &point_list, vector_vec2d &param_list,
                                     unsigned samples)
{
  double ds = 1.0 / (samples - 1);

  double minU = nurbs->Knot (0, 0);
  double maxU = nurbs->Knot (0, nurbs->KnotCount (0) - 1);
  double minV = nurbs->Knot (1, 0);
  double maxV = nurbs->Knot (1, nurbs->KnotCount (1) - 1);

  Eigen::Vector2d params;
  Eigen::Vector3d point;

  double points[3];

  // WEST
  params (0) = minU;
  for (unsigned i = 0; i < samples; i++)
  {
    params (1) = minV + (maxV - minV) * ds * i;
    nurbs->Evaluate (params (0), params (1), 0, 3, points);
    point_list.push_back (Eigen::Vector3d (points[0], points[1], points[2]));
    param_list.push_back (params);
  }

  // EAST
  params (0) = maxU;
  for (unsigned i = 0; i < samples; i++)
  {
    params (1) = minV + (maxV - minV) * ds * i;
    nurbs->Evaluate (params (0), params (1), 0, 3, points);
    point_list.push_back (Eigen::Vector3d (points[0], points[1], points[2]));
    param_list.push_back (params);
  }

  // SOUTH
  params (1) = minV;
  for (unsigned i = 0; i < samples; i++)
  {
    params (0) = minU + (maxU - minU) * ds * i;
    nurbs->Evaluate (params (0), params (1), 0, 3, points);
    point_list.push_back (Eigen::Vector3d (points[0], points[1], points[2]));
    param_list.push_back (params);
  }

  // NORTH
  params (1) = maxV;
  for (unsigned i = 0; i < samples; i++)
  {
    params (0) = minU + (maxU - minU) * ds * i;
    nurbs->Evaluate (params (0), params (1), 0, 3, points);
    point_list.push_back (Eigen::Vector3d (points[0], points[1], points[2]));
    param_list.push_back (params);
  }
}