Types.h
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//----------------------------------------------------------------------------//
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//----------------------------------------------------------------------------//
//----------------------------------------------------------------------------//
#ifndef _INCLUDED_Field3D_Types_H_
#define _INCLUDED_Field3D_Types_H_
//----------------------------------------------------------------------------//
#include <vector>
#include <limits>
#ifdef FIELD3D_CUSTOM_MATH_LIB
# include FIELD3D_MATH_LIB_INCLUDE
#else
# include "StdMathLib.h"
#endif
//----------------------------------------------------------------------------//
// Interval
//----------------------------------------------------------------------------//
struct Interval
{
// Constructor ---------------------------------------------------------------
Interval(double start, double end, double step)
: t0(start), t1(end), stepLength(step)
{ }
// Public data members -------------------------------------------------------
double t0;
double t1;
double stepLength;
};
//----------------------------------------------------------------------------//
typedef std::vector<Interval> IntervalVec;
//----------------------------------------------------------------------------//
// Utilities
//----------------------------------------------------------------------------//
template <typename From_T, typename To_T>
To_T clampForType(const From_T v)
{
// Different behavior for integer vs fp types
To_T lowestTo;
From_T lowest;
if (std::numeric_limits<To_T>::is_integer) {
lowestTo = std::numeric_limits<To_T>::min();
lowest = static_cast<From_T>(lowestTo);
} else {
lowestTo = -std::numeric_limits<To_T>::max();
lowest = static_cast<From_T>(lowestTo);
}
const To_T highestTo = std::numeric_limits<To_T>::max();
const From_T highest = static_cast<From_T>(highestTo);
// Perform check
if (v < lowest) {
return lowest;
} else if (v > highest) {
return highest;
}
return v;
}
//----------------------------------------------------------------------------//
#endif // Include guard
StdMathLib.h
IntervalVec
std::vector< Interval > IntervalVec
Definition Types.h:87
clampForType
To_T clampForType(const From_T v)
Definition Types.h:94
Interval::Interval
Interval(double start, double end, double step)
Default constructor.
Definition Types.h:70
Interval::stepLength
double stepLength
The world space step length that is reasonable to use for the given interval.
Definition Types.h:82
Interval::t1
double t1
The end of the interval (inclusive).
Definition Types.h:79
Interval::t0
double t0
The start of the interval (inclusive).
Definition Types.h:77