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/*! \internal \file
* \brief
* \author Teemu Murtola <teemu.murtola@gmail.com>
* \ingroup module_options
*/
-#include "gromacs/options/timeunitmanager.h"
+#include "gmxpre.h"
+
+#include "timeunitmanager.h"
+
+#include <cstdlib>
+
+#include <algorithm>
#include "gromacs/options/basicoptions.h"
#include "gromacs/options/options.h"
#include "gromacs/options/optionsvisitor.h"
+#include "gromacs/utility/arrayref.h"
+#include "gromacs/utility/exceptions.h"
#include "gromacs/utility/gmxassert.h"
+#include "gromacs/utility/stringutil.h"
namespace
{
* These must correspond to the TimeUnit enum in the header!
*/
const char *const g_timeUnits[] = {
- "fs", "ps", "ns", "us", "ms", "s", NULL
+ "fs", "ps", "ns", "us", "ms", "s"
};
/*! \brief
* Scaling factors from each time unit to internal units (=picoseconds).
return 1.0 / timeScaleFactor();
}
+void TimeUnitManager::setTimeUnitFromEnvironment()
+{
+ const char *const value = std::getenv("GMXTIMEUNIT");
+ if (value != NULL)
+ {
+ ConstArrayRef<const char *> timeUnits(g_timeUnits);
+ ConstArrayRef<const char *>::const_iterator i =
+ std::find(timeUnits.begin(), timeUnits.end(), std::string(value));
+ if (i == timeUnits.end())
+ {
+ std::string message = formatString(
+ "Time unit provided with environment variable GMXTIMEUNIT=%s "
+ "is not recognized as a valid time unit.\n"
+ "Possible values are: %s",
+ value, joinStrings(timeUnits, ", ").c_str());
+ GMX_THROW(InvalidInputError(message));
+ }
+ timeUnit_ = i - timeUnits.begin();
+ }
+}
+
void TimeUnitManager::addTimeUnitOption(Options *options, const char *name)
{
options->addOption(StringOption(name).enumValue(g_timeUnits)
/*! \internal \brief
* Option visitor that scales time options.
*
+ * \tparam FloatingPointOptionInfo OptionInfo type for an option that provides
+ * isTime() and setScaleFactor() methods.
+ *
* \ingroup module_options
*/
-class TimeOptionScaler : public OptionsModifyingTypeVisitor<DoubleOptionInfo>
+template <class FloatingPointOptionInfo>
+class TimeOptionScaler : public OptionsModifyingTypeVisitor<FloatingPointOptionInfo>
{
public:
//! Initializes a scaler with the given factor.
iterator.acceptOptions(this);
}
- void visitOptionType(DoubleOptionInfo *option)
+ void visitOptionType(FloatingPointOptionInfo *option)
{
if (option->isTime())
{
void TimeUnitManager::scaleTimeOptions(Options *options) const
{
double factor = timeScaleFactor();
- TimeOptionScaler(factor).visitSubSection(options);
+ TimeOptionScaler<DoubleOptionInfo>(factor).visitSubSection(options);
+ TimeOptionScaler<FloatOptionInfo>(factor).visitSubSection(options);
}
} // namespace gmx