historical/toontown-classic.git/panda/include/interrogate_datafile.I
2024-01-16 11:20:27 -06:00

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/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file interrogate_datafile.I
* @author drose
* @date 2000-08-09
*/
/**
* Writes the indicated vector to the output file. Each component is written
* using its normal ostream output operator.
*/
template<class Element>
void
idf_output_vector(std::ostream &out, const std::vector<Element> &vec) {
out << vec.size() << " ";
typename std::vector<Element>::const_iterator vi;
for (vi = vec.begin(); vi != vec.end(); ++vi) {
out << (*vi) << " ";
}
}
/**
* Reads the given vector from the input file, as previously written by
* output_string(). Each component is read using its normal istream input
* operator.
*/
template<class Element>
void
idf_input_vector(std::istream &in, std::vector<Element> &vec) {
int length;
in >> length;
if (in.fail()) {
return;
}
vec.clear();
vec.reserve(length);
while (length > 0) {
Element elem;
in >> elem;
vec.push_back(elem);
length--;
}
}