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Makes warnings in solver only happen once #27

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Makes warnings in solver only happen once #27

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b444f4b
Makes warnings in solver only happen once
SteveBronder Aug 22, 2024
7a524bc
restart ci
SteveBronder Sep 5, 2024
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14 changes: 10 additions & 4 deletions include/oscode/solver.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -307,7 +307,9 @@ void Solution::solve() {
std::complex<double> x_dense_rk, dx_dense_rk;
// Experimental continuous solution, vandermonde representation
Eigen::Matrix<std::complex<double>, 7, 1> xvdm;

// So that warnings only happen once
bool step_size_warning = true;
bool acceptance_ratio_warning = true;
while (fend > 0) {
// Check if we are reaching the end of integration
if (fnext < 0) {
Expand Down Expand Up @@ -382,9 +384,13 @@ void Solution::solve() {
totsteps += 1;
// Checking for too many steps and low acceptance ratio:
if (totsteps % 5000 == 0) {
std::cerr << "Warning: the solver took " << totsteps
<< " steps, and may take a while to converge." << std::endl;
if (ssteps / totsteps < 0.05) {
if (step_size_warning) {
step_size_warning = false;
std::cerr << "Warning: the solver took " << totsteps
<< " steps, and may take a while to converge." << std::endl;
}
if (acceptance_ratio_warning && ssteps / totsteps < 0.05) {
acceptance_ratio_warning = false;
std::cerr << "Warning: the step acceptance ratio is below 5%, the "
"solver may take a while to converge."
<< std::endl;
Expand Down
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