NetPrep::NetPrep (void) : Data_Service ()
{
Program ("NetPrep");
Version (20);
Title ("Network Preparation Utility");
System_File_Type optional_files [] = {
LINK, NODE, ZONE, SHAPE, ROUTE_NODES, NEW_NODE, NEW_LINK, NEW_ZONE, NEW_SHAPE, NEW_ROUTE_NODES, END_FILE
};
int file_service_keys [] = {
NOTES_AND_NAME_FIELDS, TRANSIT_TIME_PERIODS, 0
};
int data_service_keys [] = {
UPDATE_LINK_BEARINGS, LINK_BEARING_WARNINGS, ROUTE_MODE_MAP, MODE_VEH_TYPE_MAP, 0
};
Control_Key netprep_keys [] = { //--- code, key, level, status, type, default, range, help ----
{ INPUT_LINK_FILE, "INPUT_LINK_FILE", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ INPUT_LINK_FORMAT, "INPUT_LINK_FORMAT", LEVEL0, OPT_KEY, TEXT_KEY, "TAB_DELIMITED", FORMAT_RANGE, FORMAT_HELP },
{ INPUT_NODE_FILE, "INPUT_NODE_FILE", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ INPUT_NODE_FORMAT, "INPUT_NODE_FORMAT", LEVEL0, OPT_KEY, TEXT_KEY, "TAB_DELIMITED", FORMAT_RANGE, FORMAT_HELP },
{ INPUT_NODE_SCRIPT, "INPUT_NODE_SCRIPT", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ INPUT_ZONE_FILE, "INPUT_ZONE_FILE", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ INPUT_ZONE_FORMAT, "INPUT_ZONE_FORMAT", LEVEL0, OPT_KEY, TEXT_KEY, "TAB_DELIMITED", FORMAT_RANGE, FORMAT_HELP },
{ INPUT_ZONE_SCRIPT, "INPUT_ZONE_SCRIPT", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ INPUT_SPDCAP_FILE, "INPUT_SPDCAP_FILE", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ INPUT_SPDCAP_FORMAT, "INPUT_SPDCAP_FORMAT", LEVEL0, OPT_KEY, TEXT_KEY, "FIXED_COLUMN", FORMAT_RANGE, FORMAT_HELP },
{ INPUT_UNITS_OF_MEASURE, "INPUT_UNITS_OF_MEASURE", LEVEL0, OPT_KEY, TEXT_KEY, "ENGLISH", "METRIC, ENGLISH", NO_HELP },
{ FACILITY_INDEX_FIELD, "FACILITY_INDEX_FIELD", LEVEL0, OPT_KEY, TEXT_KEY, "", "", NO_HELP },
{ AREA_TYPE_INDEX_FIELD, "AREA_TYPE_INDEX_FIELD", LEVEL0, OPT_KEY, TEXT_KEY, "", "", NO_HELP },
{ CONVERSION_SCRIPT, "CONVERSION_SCRIPT", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ INTERNAL_ZONE_RANGE, "INTERNAL_ZONE_RANGE", LEVEL0, OPT_KEY, LIST_KEY, "0", "0..10000", NO_HELP },
{ KEEP_ZONE_CONNECTORS_AS_LOCALS, "KEEP_ZONE_CONNECTORS_AS_LOCALS", LEVEL0, OPT_KEY, BOOL_KEY, "FALSE", BOOL_RANGE, NO_HELP },
{ FIRST_NODE_NUMBER, "FIRST_NODE_NUMBER", LEVEL0, OPT_KEY, INT_KEY, "1", "1..1000000000", NO_HELP },
{ FIRST_LINK_NUMBER, "FIRST_LINK_NUMBER", LEVEL0, OPT_KEY, INT_KEY, "1", "1..1000000000", NO_HELP },
{ SPEED_FACTOR_BY_FACILITY, "SPEED_FACTOR_BY_FACILITY", LEVEL0, OPT_KEY, LIST_KEY, "1.0", "1.0..2.0", NO_HELP },
{ SPEED_ROUNDING_INCREMENT, "SPEED_ROUNDING_INCREMENT", LEVEL0, OPT_KEY, FLOAT_KEY, "0.0 mph", "0.0..20.0 mph", NO_HELP },
{ COORDINATE_RESOLUTION, "COORDINATE_RESOLUTION", LEVEL0, OPT_KEY, FLOAT_KEY, "3.0 feet", "0..100 feet", NO_HELP },
{ MAXIMUM_LENGTH_TO_XY_RATIO, "MAXIMUM_LENGTH_TO_XY_RATIO", LEVEL0, OPT_KEY, FLOAT_KEY, "0.0", "0.0, 1.0..3.0", NO_HELP },
{ MAXIMUM_SHAPE_ANGLE, "MAXIMUM_SHAPE_ANGLE", LEVEL0, OPT_KEY, INT_KEY, "90 degrees", "10..160 degrees", NO_HELP },
{ MINIMUM_SHAPE_LENGTH, "MINIMUM_SHAPE_LENGTH", LEVEL0, OPT_KEY, INT_KEY, "30 feet", "0..600 feet", NO_HELP },
{ DROP_DEAD_END_LINKS, "DROP_DEAD_END_LINKS", LEVEL0, OPT_KEY, INT_KEY, "0 feet", "0..6000 feet", NO_HELP },
{ DROP_SHORT_LINKS, "DROP_SHORT_LINKS", LEVEL0, OPT_KEY, FLOAT_KEY, "0 feet", "0..600 feet", NO_HELP },
{ SPLIT_LARGE_LOOPS, "SPLIT_LARGE_LOOPS", LEVEL0, OPT_KEY, INT_KEY, "0 feet", "0, 100..12000 feet", NO_HELP },
{ SPLIT_DUPLICATE_AB_LINKS, "SPLIT_DUPLICATE_AB_LINKS", LEVEL0, OPT_KEY, BOOL_KEY, "FALSE", BOOL_RANGE, NO_HELP },
{ CORRECT_LINK_SHAPES, "CORRECT_LINK_SHAPES", LEVEL0, OPT_KEY, BOOL_KEY, "FALSE", BOOL_RANGE, NO_HELP },
{ COLLAPSE_SHAPE_NODES, "COLLAPSE_SHAPE_NODES", LEVEL0, OPT_KEY, BOOL_KEY, "FALSE", BOOL_RANGE, NO_HELP },
{ COLLAPSE_DIVIDED_ARTERIALS, "COLLAPSE_DIVIDED_ARTERIALS", LEVEL0, OPT_KEY, BOOL_KEY, "FALSE", BOOL_RANGE, NO_HELP },
{ LOCAL_THRU_SEGMENT_LENGTHS, "LOCAL_THRU_SEGMENT_LENGTHS", LEVEL1, OPT_KEY, LIST_KEY, "0 feet", "0, 1500..30000 feet", NO_HELP },
{ LOCAL_SELECTION_SPACING, "LOCAL_SELECTION_SPACING", LEVEL1, OPT_KEY, LIST_KEY, "0 feet", "0, 150..30000 feet", NO_HELP },
{ KEEP_NODE_RANGE, "KEEP_NODE_RANGE", LEVEL0, OPT_KEY, LIST_KEY, "ALL", RANGE_RANGE, NO_HELP },
{ KEEP_LINK_RANGE, "KEEP_LINK_RANGE", LEVEL0, OPT_KEY, LIST_KEY, "ALL", RANGE_RANGE, NO_HELP },
{ KEEP_NODE_FILE, "KEEP_NODE_FILE", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP},
{ KEEP_LINK_FILE, "KEEP_LINK_FILE", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ DELETE_NODE_RANGE, "DELETE_NODE_RANGE", LEVEL0, OPT_KEY, LIST_KEY, "NONE", RANGE_RANGE, NO_HELP },
{ DELETE_LINK_RANGE, "DELETE_LINK_RANGE", LEVEL0, OPT_KEY, LIST_KEY, "NONE", RANGE_RANGE, NO_HELP },
{ DELETE_NODE_FILE, "DELETE_NODE_FILE", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ DELETE_LINK_FILE, "DELETE_LINK_FILE", LEVEL0, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ NEW_LINK_USE_FILE, "NEW_LINK_USE_FILE", LEVEL0, OPT_KEY, OUT_KEY, "", FILE_RANGE, NO_HELP },
{ NEW_LINK_USE_FORMAT, "NEW_LINK_USE_FORMAT", LEVEL0, OPT_KEY, TEXT_KEY, "TAB_DELIMITED", FORMAT_RANGE, FORMAT_HELP },
{ NEW_APPROACH_LINK_FILE, "NEW_APPROACH_LINK_FILE", LEVEL0, OPT_KEY, OUT_KEY, "", FILE_RANGE, NO_HELP },
{ NEW_APPROACH_LINK_FORMAT, "NEW_APPROACH_LINK_FORMAT", LEVEL0, OPT_KEY, TEXT_KEY, "TAB_DELIMITED", FORMAT_RANGE, FORMAT_HELP },
{ NEW_LINK_NODE_LIST_FILE, "NEW_LINK_NODE_LIST_FILE", LEVEL0, OPT_KEY, OUT_KEY, "", FILE_RANGE, NO_HELP },
{ COLLAPSE_ROUTE_DATA, "COLLAPSE_ROUTE_DATA", LEVEL0, OPT_KEY, BOOL_KEY, "TRUE", BOOL_RANGE, NO_HELP },
{ FIRST_ROUTE_NUMBER, "FIRST_ROUTE_NUMBER", LEVEL0, OPT_KEY, INT_KEY, "1", "1..100000", NO_HELP },
{ INPUT_ROUTE_FORMAT, "INPUT_ROUTE_FORMAT", LEVEL0, OPT_KEY, TEXT_KEY, "TPPLUS", "TPPLUS, CUBE", NO_HELP },
{ INPUT_ROUTE_FILE, "INPUT_ROUTE_FILE", LEVEL1, OPT_KEY, IN_KEY, "", FILE_RANGE, NO_HELP },
{ ROUTE_PERIOD_MAP, "ROUTE_PERIOD_MAP", LEVEL1, OPT_KEY, LIST_KEY, "1", "0..24", NO_HELP },
{ ROUTE_PERIOD_FACTOR, "ROUTE_PERIOD_FACTOR", LEVEL1, OPT_KEY, LIST_KEY, "1.0", "0.0..10.0", NO_HELP },
{ ROUTE_VEHICLE_TYPE, "ROUTE_VEHICLE_TYPE", LEVEL1, OPT_KEY, INT_KEY, "0", ">=0", NO_HELP },
{ FLIP_ROUTE_FLAG, "FLIP_ROUTE_FLAG", LEVEL1, OPT_KEY, BOOL_KEY, "FALSE", BOOL_RANGE, NO_HELP },
END_CONTROL
};
const char *reports [] = {
"CONVERSION_SCRIPT",
"CONVERSION_STACK",
"CHECK_INTERSECTIONS",
"INTERSECTION_TYPES",
"ROUTES_ON_ONEWAY_LINKS",
""
};
Optional_System_Files (optional_files);
File_Service_Keys (file_service_keys);
Data_Service_Keys (data_service_keys);
Key_List (netprep_keys);
Report_List (reports);
AB_Map_Flag (true);
proj_service.Add_Keys ();
new_link = new_node = 1;
fac_fld = at_fld = -1;
drop_length = split_length = num_loops = max_angle = min_length = next_loop = num_ratio = 0;
convert_flag = spdcap_flag = link_flag = node_flag = zone_flag = route_flag = new_zone_flag = connector_flag = false;
link_shape_flag = node_shape_flag = zone_shape_flag = int_zone_flag = centroid_flag = expand_flag= false;
units_flag = keep_node_flag = keep_link_flag = drop_node_flag = drop_link_flag = shape_flag = correct_flag = false;
length_flag = split_flag = split_ab_flag = collapse_flag = drop_flag = loop_flag = spacing_flag = false;
divided_flag = segment_flag = speed_flag = link_use_flag = approach_flag = link_node_flag = offset_flag = time_flag = false;
node_script_flag = zone_script_flag = oneway_link_flag = false;
collapse_routes = true;
length_ratio = 0.0;
straight_diff = compass.Num_Points () * 9 / 360; //---- 9 degrees ----
thru_diff = 2 * straight_diff; //---- +/- 18 degrees ----
cross_min = thru_diff;
cross_max = 180 - cross_min;
forward_diff = compass.Num_Points () * 90 / 360;
spd_inc = num_periods = num_match = 0;
route_format = TPPLUS;
}
void NewFormat::Program_Control (void)
{
bool type_flag, flat_flag, time_flag;
String key;
//---- open the support files ----
Data_Service::Program_Control ();
if (Check_Control_Key (VERSION4_PLAN_FILE) && Check_Control_Key (TRIP_SORT_TYPE)) {
Warning ("Plan Sorting is Limited to Version 5 Plan files");
Show_Message (1);
}
Print (2, String ("%s Control Keys:") % Program ());
//---- copy existing fields ----
copy_flag = Get_Control_Flag (COPY_EXISTING_FIELDS);
if (copy_flag) {
if (System_File_Flag (LOCATION) && System_File_Flag (NEW_LOCATION)) {
Location_File *file = (Location_File *) System_File_Handle (LOCATION);
new_loc_file = (Location_File *) System_File_Handle (NEW_LOCATION);
new_loc_file->Add_User_Fields (file);
}
if (System_File_Flag (ZONE) && System_File_Flag (NEW_ZONE)) {
Zone_File *file = (Zone_File *) System_File_Handle (ZONE);
new_zone_file = (Zone_File *) System_File_Handle (NEW_ZONE);
new_zone_file->Add_User_Fields (file);
}
}
//---- copy existing configuration ----
if (System_File_Flag (LINK_DELAY) && System_File_Flag (NEW_LINK_DELAY)) {
Link_Delay_File *file = (Link_Delay_File *) System_File_Header (LINK_DELAY);
if (file->Turn_Flag ()) {
file = (Link_Delay_File *) System_File_Header (NEW_LINK_DELAY);
file->Clear_Fields ();
file->Turn_Flag (true);
file->Set_Nesting (true);
file->Create_Fields ();
file->Write_Header ();
}
}
if (System_File_Flag (PERFORMANCE) && System_File_Flag (NEW_PERFORMANCE)) {
Performance_File *file = (Performance_File *) System_File_Header (PERFORMANCE);
if (file->Turn_Flag ()) {
file = (Performance_File *) System_File_Header (NEW_PERFORMANCE);
file->Clear_Fields ();
file->Turn_Flag (true);
file->Set_Nesting (true);
file->Create_Fields ();
file->Write_Header ();
}
}
//---- flatten output flag ----
flat_flag = Get_Control_Flag (FLATTEN_OUTPUT_FLAG);
if (flat_flag) {
if (System_File_Flag (NEW_SHAPE)) {
System_File_Header (NEW_SHAPE)->Flatten_File ();
}
if (System_File_Flag (NEW_PARKING)) {
System_File_Header (NEW_PARKING)->Flatten_File ();
}
if (System_File_Flag (NEW_SIGNAL)) {
System_File_Header (NEW_SIGNAL)->Flatten_File ();
}
if (System_File_Flag (NEW_TIMING_PLAN)) {
System_File_Header (NEW_TIMING_PLAN)->Flatten_File ();
}
if (System_File_Flag (NEW_PHASING_PLAN)) {
System_File_Header (NEW_PHASING_PLAN)->Flatten_File ();
}
if (System_File_Flag (NEW_TRANSIT_ROUTE)) {
System_File_Header (NEW_TRANSIT_ROUTE)->Flatten_File ();
}
if (System_File_Flag (NEW_TRANSIT_SCHEDULE)) {
System_File_Header (NEW_TRANSIT_SCHEDULE)->Flatten_File ();
}
if (System_File_Flag (NEW_TRANSIT_DRIVER)) {
System_File_Header (NEW_TRANSIT_DRIVER)->Flatten_File ();
}
if (System_File_Flag (NEW_ROUTE_NODES)) {
System_File_Header (NEW_ROUTE_NODES)->Flatten_File ();
}
if (System_File_Flag (NEW_HOUSEHOLD)) {
System_File_Header (NEW_HOUSEHOLD)->Flatten_File ();
}
if (System_File_Flag (NEW_LINK_DELAY)) {
System_File_Header (NEW_LINK_DELAY)->Flatten_File ();
}
if (System_File_Flag (NEW_PERFORMANCE)) {
System_File_Header (NEW_PERFORMANCE)->Flatten_File ();
}
if (System_File_Flag (NEW_PLAN)) {
System_File_Header (NEW_PLAN)->Flatten_File ();
}
}
//---- toll file ----
key = Get_Control_String (TOLL_FILE);
if (!key.empty ()) {
toll_file.Open (Project_Filename (key));
toll_flag = true;
}
//---- activity file ----
key = Get_Control_String (ACTIVITY_FILE);
if (!key.empty ()) {
activity_file.Open (Project_Filename (key));
activity_flag = true;
if (!System_File_Flag (NEW_TRIP)) {
Error ("A New Trip file is required to convert an Activity File");
}
if (!System_File_Flag (VEHICLE)) {
Error ("A Vehicle file is required to convert an Activity File");
}
}
//---- person file ----
key = Get_Control_String (PERSON_FILE);
if (!key.empty ()) {
person_file.Open (Project_Filename (key));
person_flag = true;
}
//---- snapshot file ----
key = Get_Control_String (SNAPSHOT_FILE);
if (!key.empty ()) {
Print (1);
snap_file.Open (Project_Filename (key));
snap_flag = true;
}
//---- new snapshot file ----
key = Get_Control_String (NEW_SNAPSHOT_FILE);
if (!key.empty ()) {
new_snap_file.Compress_Flag (Set_Control_Flag (NEW_SNAPSHOT_COMPRESSION));
if (new_snap_file.Compress_Flag ()) {
new_snap_file.Dbase_Format (BINARY);
} else {
if (Check_Control_Key (NEW_SNAPSHOT_FORMAT)) {
new_snap_file.Dbase_Format (Get_Control_String (NEW_SNAPSHOT_FORMAT));
}
new_snap_file.Location_Flag (snap_file.Location_Flag ());
new_snap_file.Cell_Flag (snap_file.Cell_Flag ());
new_snap_file.Status_Flag (snap_file.Status_Flag ());
}
new_snap_file.Create (Project_Filename (key));
Get_Control_Flag (NEW_SNAPSHOT_COMPRESSION);
} else if (snap_flag) {
Error ("A New Snapshot File is required for Output");
}
//---- version 4 time format ----
time_units = Units_Code (Get_Control_Text (VERSION4_TIME_FORMAT));
time_flag = Check_Control_Key (VERSION4_TIME_FORMAT);
if (time_flag) {
int num;
Field_Ptr fld_ptr;
if (System_File_Flag (TRIP)) {
Trip_File *file = (Trip_File *) System_File_Base (TRIP);
if (file->Version () <= 40) {
num = file->Optional_Field (START_FIELD_NAMES);
if (num >= 0) {
fld_ptr = file->Field (num);
fld_ptr->Units (time_units);
}
num = file->Optional_Field (END_FIELD_NAMES);
if (num >= 0) {
fld_ptr = file->Field (num);
fld_ptr->Units (time_units);
}
num = file->Optional_Field (DURATION_FIELD_NAMES);
if (num >= 0) {
fld_ptr = file->Field (num);
fld_ptr->Units (time_units);
}
}
}
if (activity_flag) {
num = activity_file.Optional_Field ("START_MIN", "START", "START_TIME", "STARTTIME");
if (num >= 0) {
fld_ptr = activity_file.Field (num);
fld_ptr->Units (time_units);
}
num = activity_file.Optional_Field ("START_MAX", "START", "START_TIME", "STARTTIME");
if (num >= 0) {
fld_ptr = activity_file.Field (num);
fld_ptr->Units (time_units);
}
num = activity_file.Optional_Field ("END_MIN", "END", "END_TIME", "ENDTIME");
if (num >= 0) {
fld_ptr = activity_file.Field (num);
fld_ptr->Units (time_units);
}
num = activity_file.Optional_Field ("END_MAX", "END", "END_TIME", "ENDTIME");
if (num >= 0) {
fld_ptr = activity_file.Field (num);
fld_ptr->Units (time_units);
}
num = activity_file.Optional_Field ("TIME_MIN", "DURATION");
if (num >= 0) {
fld_ptr = activity_file.Field (num);
fld_ptr->Units (time_units);
}
num = activity_file.Optional_Field ("TIME_MAX", "DURATION");
if (num >= 0) {
fld_ptr = activity_file.Field (num);
fld_ptr->Units (time_units);
}
}
}
//---- plan file ----
if (Check_Control_Key (VERSION4_PLAN_FILE)) {
if (System_File_Flag (PLAN)) {
Error ("A plan file and Version 4 plan file must be processed separateley");
}
if (!System_File_Flag (NEW_PLAN)) {
Error ("A new plan file is required to convert a Version 4 plan file");
}
Print (1);
plan_flag = true;
old_plan.File_Type ("Version4 Plan File");
//---- get the list type ----
key = Get_Control_String (NODE_LIST_PATHS);
if (!key.empty ()) {
type_flag = key.Bool ();
} else {
type_flag = true;
}
old_plan.Node_Based_Flag (type_flag);
//---- get the traveler scale ----
key = Get_Control_String (TRAVELER_SCALING_FACTOR);
if (!key.empty ()) {
scale = key.Integer ();
if (scale < 2 || scale > 100) {
Control_Key_Error (TRAVELER_SCALING_FACTOR, "(2..100)");
}
old_plan.Traveler_Scale (scale);
}
//---- get the file format ----
if (Check_Control_Key (VERSION4_PLAN_FORMAT)) {
old_plan.File_Format (Get_Control_String (VERSION4_PLAN_FORMAT));
}
//---- open the file and print the parameters ----
if (!old_plan.Open (Project_Filename (Get_Control_String (VERSION4_PLAN_FILE)))) {
File_Error ("Opening Version4 Plan File", old_plan.Filename ());
}
Get_Control_Text (VERSION4_PLAN_FORMAT);
type_flag = old_plan.Node_Based_Flag ();
if (type_flag) {
Print (1, "Plan File contains Node List Paths");
if (!System_File_Flag (NODE) || !System_File_Flag (LINK) || !System_File_Flag (PARKING)) {
Error ("A Node, Link and Parking Files are Required for Node-Based Plan Files");
}
AB_Map_Flag (true);
} else {
Print (1, "Plan File contains Link List Paths");
}
Get_Control_Integer (TRAVELER_SCALING_FACTOR);
} else if (snap_flag && snap_file.Version () <= 40) {
//---- get the traveler scale ----
scale= Get_Control_Integer (TRAVELER_SCALING_FACTOR);
if (scale < 2 || scale > 100) {
Control_Key_Error (TRAVELER_SCALING_FACTOR, "(2..100)");
}
}
//---- Version 4 Route Header and Node files ----
if (Check_Control_Key (VERSION4_ROUTE_HEADER)) {
if (!System_File_Flag (NEW_ROUTE_NODES)) {
Error ("A New Route Nodes File is Required");
}
int i, num;
String field;
Field_Ptr fld_ptr;
if (!time_flag) time_units = MINUTES;
Print (1);
route_flag = true;
Route_Nodes_File *file = (Route_Nodes_File *) System_File_Base (NEW_ROUTE_NODES);
key = Get_Control_String (VERSION4_ROUTE_HEADER);
route_header.File_Type ("Version4 Route Header");
route_header.File_ID ("Header");
route_header.Open (Project_Filename (key));
for (i=1; i <= 24; i++) {
field ("HEADWAY_%d") % i;
num = route_header.Optional_Field (field.c_str ());
if (num < 0) break;
fld_ptr = route_header.Field (num);
fld_ptr->Units (time_units);
field ("OFFSET_%d") % i;
num = route_header.Optional_Field (field.c_str ());
if (num >= 0) {
fld_ptr = route_header.Field (num);
fld_ptr->Units (time_units);
}
field ("TTIME_%d") % i;
num = route_header.Optional_Field (field.c_str ());
if (num >= 0) {
fld_ptr = route_header.Field (num);
fld_ptr->Units (time_units);
}
}
route_periods = i - 1;
if (route_periods != file->Num_Periods ()) {
file->Num_Periods (route_periods);
file->Clear_Fields ();
file->Create_Fields ();
file->Write_Header ();
}
key = Get_Control_String (VERSION4_ROUTE_NODES);
if (key.empty ()) {
Error ("A Version4 Route Nodes file is Required");
}
route_nodes.File_Type ("Version4 Route Nodes");
route_nodes.File_ID ("Nodes");
route_nodes.Open (Project_Filename (key));
}
}
