BOOL PK_AskFaceAreas(tag_t face_tag, double tol, double &areas)

{//获得面积

    tag_t      ps_tag = NULL_TAG;

    double     amount[3] = { 0.0, 0.0, 0.0 };

    double     mass[3] = { 0.0, 0.0, 0.0 };

    double     c_of_g[3] = { 0.0, 0.0, 0.0 };

    double     m_of_i[6] = { 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 };

    double       periphery[3] = { 0.0, 0.0, 0.0 };

    PK_FACE_t  pkFace = 0;

    PK_TOPOL_eval_mass_props_o_t props_o_t;

    areas = 0.0;

    if (NULL_TAG == face_tag

        || UF_PS_ask_ps_tag_of_object(face_tag, &ps_tag))

        return FALSE;

    pkFace = ps_tag;

    if (tol < 0.99)

        tol = 0.99;

    if (tol > 1.0)

        tol = 1.0;

    PK_TOPOL_eval_mass_props_o_m(props_o_t);

    props_o_t.mass = PK_mass_c_of_g_c;

    PK_TOPOL_eval_mass_props(1, &pkFace, tol, &props_o_t, amount, mass, c_of_g, m_of_i, periphery);

    areas = amount[0] * 1000.0 * 1000.0;

    return TRUE;

}

BOOL PK_AskFaceAreas(CUIntArray &tFaceTags, double tol, double &areas)

{//获得面积

    int        i = 0;

    tag_t      ps_tag = NULL_TAG;

    double     amount[3] = { 0.0, 0.0, 0.0 };

    double     mass[3] = { 0.0, 0.0, 0.0 };

    double     c_of_g[3] = { 0.0, 0.0, 0.0 };

    double     m_of_i[6] = { 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 };

    double       periphery[3] = { 0.0, 0.0, 0.0 };

    PK_FACE_t  *pkFaces = NULL;

    CUIntArray temps;

    PK_TOPOL_eval_mass_props_o_t props_o_t;

    areas = 0.0;

    if (0 == tFaceTags.GetSize())

        return FALSE;

    for (i = 0; i < tFaceTags.GetSize(); i++)

    {

        if (!UF_PS_ask_ps_tag_of_object(tFaceTags[i], &ps_tag))

        {

            temps.Add(ps_tag);

        }

    }

    if (0 == temps.GetSize())

        return FALSE;

    pkFaces = new PK_FACE_t[temps.GetSize()];

    for (i = 0; i < temps.GetSize(); i++)

    {

        pkFaces[i] = temps[i];

    }

    if (tol < 0.99)

        tol = 0.99;

    if (tol > 1.0)

        tol = 1.0;

    PK_TOPOL_eval_mass_props_o_m(props_o_t);

    props_o_t.mass = PK_mass_c_of_g_c;

    PK_TOPOL_eval_mass_props(temps.GetSize(), pkFaces, tol, &props_o_t, amount, mass, c_of_g, m_of_i, periphery);

    areas = amount[0] * 1000.0 * 1000.0;

    delete pkFaces;

    pkFaces = NULL;

    return TRUE;

}