torsten
77c67c12ca
Entire-Metadata: .entire/metadata/fb87247f-2a75-407e-b336-cbc8c20ba5a6 Entire-Session: fb87247f-2a75-407e-b336-cbc8c20ba5a6 Entire-Strategy: manual-commit
25 lines
663 B
C++
25 lines
663 B
C++
// Example of using the GeographicLib::Accumulator class
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#include <iostream>
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#include <exception>
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#include <GeographicLib/Accumulator.hpp>
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using namespace std;
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using namespace GeographicLib;
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int main() {
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try {
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// Compare using Accumulator and ordinary summation for a sum of large and
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// small terms.
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double sum = 0;
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Accumulator<> acc = 0;
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sum += 1e20; sum += 1; sum += 2; sum += 100; sum += 5000; sum += -1e20;
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acc += 1e20; acc += 1; acc += 2; acc += 100; acc += 5000; acc += -1e20;
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cout << sum << " " << acc() << "\n";
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}
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catch (const exception& e) {
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cerr << "Caught exception: " << e.what() << "\n";
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return 1;
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}
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}
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