void push_face(face_ptr& in){
if (mFaceRecycle.size() > 0 && manual_clean_up){
long i = mFaceRecycle.back();
in->position_in_set() = i;
mFaceRecycle.pop_back();
mFaces[i] = in;
}
else{
mFaces.push_back(in);
in->position_in_set() = mFaces.size()-1;
}
}
cairo_face::cairo_face(std::shared_ptr<font_library> const& library, face_ptr const& face)
: face_(face)
{
static cairo_user_data_key_t key;
c_face_ = cairo_ft_font_face_create_for_ft_face(face->get_face(), FT_LOAD_NO_HINTING);
cairo_font_face_set_user_data(c_face_, &key, new handle(library, face), destroy);
}
cairo_face::cairo_face(boost::shared_ptr<freetype_engine> const& engine, face_ptr const& face)
: face_(face)
{
static cairo_user_data_key_t key;
c_face_ = cairo_ft_font_face_create_for_ft_face(face->get_face(), FT_LOAD_NO_HINTING);
cairo_font_face_set_user_data(c_face_, &key, new handle(engine, face), destroy);
}
bool slerp_face(T t, face_ptr fi, face_ptr fj){
coordinate_type Ni = fi->normal();
coordinate_type Nj = fj->normal();
coordinate_type ceni = fi->calculate_center();
coordinate_type cenj = fj->calculate_center();
face_vertex_ptr itb = fi->fbegin(), ite = fi->fend();
face_vertex_ptr jtb = fj->fbegin(), jte = fj->fend();
bool at_head = false;
while (!at_head) {
at_head = itb == ite;
coordinate_type ci = itb->coordinate()-ceni;
coordinate_type cip = itb->next()->coordinate()-ceni;
coordinate_type cj = rotate_to_plane(Ni,Nj,cenj,jtb->coordinate());
//mOrient.push_back(ci + ceni);
//mOrient.push_back(cj + ceni);
coordinate_type cij = blend(t,ci,Ni,cj);
itb->coordinate() = cij + ceni;
// coordinate_type ci = rotate_to_xy(Ni,ceni,itb->coordinate());
// coordinate_type cip = rotate_to_xy(Ni,ceni,itb->next()->coordinate());
// coordinate_type cj = rotate_to_xy(Nj,cenj,jtb->coordinate());
// coordinate_type cjp = rotate_to_xy(Nj,cenj,jtb->next()->coordinate());
//
// mOrient.push_back(ci + ceni);
// mOrient.push_back(cj + ceni);
//
// coordinate_type cij = blend(t,ci,Eigen::Matrix<T,4,1>(0,0,1),cj);
// itb->coordinate() = rotate_from_xy(Ni,ceni,cij);
itb = itb->next();
jtb = jtb->prev();
}
fi->update_normal();
fi->update_center();
cout << endl;
cout << "---------" << endl;
return true;
}
font_face_cache_key font_face_cache::make_face_key(const face_ptr font_face, double size)
{
std::string font_name ( font_face->get_face()->family_name);
font_name.append(font_face->get_face()->style_name);
return std::make_pair(font_name, size);
}