void insert_face_into_mesh()
{
if (!m_inside_mesh_def)
{
// Begin the definition of the new mesh.
m_builder.begin_mesh(m_mesh_name);
m_inside_mesh_def = true;
}
// Insert the features into the mesh, updating index mappings as necessary.
insert_vertices_into_mesh();
insert_vertex_normals_into_mesh();
insert_tex_coords_into_mesh();
// Translate feature indices from internal space to mesh space.
translate_indices(m_face_vertex_indices, m_vertex_index_mapping);
translate_indices(m_face_normal_indices, m_normal_index_mapping);
translate_indices(m_face_tex_coord_indices, m_tex_coord_index_mapping);
const size_t n = m_face_vertex_indices.size();
// Begin defining a new face.
m_builder.begin_face(n);
// Set face vertices.
m_builder.set_face_vertices(&m_face_vertex_indices.front());
// Set face vertex normals (if any).
if (m_face_normal_indices.size() == n)
m_builder.set_face_vertex_normals(&m_face_normal_indices.front());
// Set face vertex texture coordinates (if any).
if (m_face_tex_coord_indices.size() == n)
m_builder.set_face_vertex_tex_coords(&m_face_tex_coord_indices.front());
// End defining the face.
m_builder.end_face();
}
void insert_face_into_mesh()
{
// Begin a mesh definition if we're not already inside one.
ensure_mesh_def();
// Insert the features into the mesh, updating index mappings as necessary.
insert_vertices_into_mesh();
insert_vertex_normals_into_mesh();
insert_tex_coords_into_mesh();
// Translate feature indices from internal space to mesh space.
translate_indices(m_face_vertex_indices, m_vertex_index_mapping);
translate_indices(m_face_normal_indices, m_normal_index_mapping);
translate_indices(m_face_tex_coord_indices, m_tex_coord_index_mapping);
const size_t n = m_face_vertex_indices.size();
// Begin defining a new face.
m_builder.begin_face(n);
// Set face vertices.
m_builder.set_face_vertices(&m_face_vertex_indices.front());
// Set face vertex normals (if any).
if (m_face_normal_indices.size() == n)
m_builder.set_face_vertex_normals(&m_face_normal_indices.front());
// Set face vertex texture coordinates (if any).
if (m_face_tex_coord_indices.size() == n)
m_builder.set_face_vertex_tex_coords(&m_face_tex_coord_indices.front());
// Set face material.
m_builder.set_face_material(m_current_material_slot_index);
// End defining the face.
m_builder.end_face();
}
