49 lines
1.4 KiB
Plaintext
49 lines
1.4 KiB
Plaintext
// Filename: interrogate_datafile.I
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// Created by: drose (09Aug00)
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//
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////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////
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// Function: idf_output_vector
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// Description: Writes the indicated vector to the output file. Each
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// component is written using its normal ostream output
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// operator.
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////////////////////////////////////////////////////////////////////
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template<class Element>
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void
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idf_output_vector(ostream &out, const vector<Element> &vec) {
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out << vec.size() << " ";
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vector<Element>::const_iterator vi;
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for (vi = vec.begin(); vi != vec.end(); ++vi) {
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out << (*vi) << " ";
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}
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}
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////////////////////////////////////////////////////////////////////
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// Function: idf_input_vector
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// Description: Reads the given vector from the input file, as
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// previously written by output_string(). Each
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// component is read using its normal istream input
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// operator.
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////////////////////////////////////////////////////////////////////
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template<class Element>
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void
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idf_input_vector(istream &in, vector<Element> &vec) {
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int length;
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in >> length;
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if (in.fail()) {
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return;
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}
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vec.clear();
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vec.reserve(length);
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while (length > 0) {
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Element elem;
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in >> elem;
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vec.push_back(elem);
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length--;
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}
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}
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