Method get_vec3

Core/SVS/src/soar_interface.cpp:112–139

bool soar_interface::get_vec3(Symbol* id, const string& attr, vec3& val)
{
    vec3 res;
    
    // First find the vec3 wme
    wme* vec3_wme;
    if (!find_child_wme(id, attr.c_str(), vec3_wme))
    {
        return false;
    }
    Symbol* vec3_root = get_wme_val(vec3_wme);
    
    // Then find each dimension to make up the vec3
    const char* dims[] = { "x", "y", "z" };
    for (int d = 0; d < 3; d++)
    {
        wme* dim_wme;
        double dim_val = 0.0;
        if (!find_child_wme(vec3_root, dims[d], dim_wme)
                || !get_symbol_value(get_wme_val(dim_wme), dim_val))
        {
            return false;
        }
        res[d] = dim_val;
    }
    val = res;
    return true;
}


bool soar_interface::find_child_wme(Symbol* id, const string& attr, wme*& w)