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SbBool | SbMathHelper::floatIsEqual (float A, float B, unsigned int numFloat) |
| Return true if A and B are equal.
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template<typename T > |
T | SbMathHelper::Max (T a, T b) |
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template<typename T > |
T | SbMathHelper::Min (T a, T b) |
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template<typename T > |
T | SbMathHelper::shiftValue (T v, int offset) |
| shift the value of offset representable values considering value type.
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template<> |
float | SbMathHelper::shiftValue (float v, int offset) |
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double | SbMathHelper::shiftValue (double v, int offset) |
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template<typename T > |
T | SbMathHelper::Clamp (T a, T minV, T maxV) |
| Clamps value to given range [minV, maxV].
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template<typename T > |
T | SbMathHelper::alignToNextPowerOf2 (T n, size_t shift) |
| Return an integer multiple of 2^shift greater or equals to n.
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template<typename T > |
T | SbMathHelper::getNextPow2 (T a) |
| Return the next power of 2 greater or equal to a.
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template<int N, typename T > |
T | SbMathHelper::nearestUpperMultipleOf (T v) |
| Return the nearest upper multiple of some value.
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template<int N, typename T > |
T | SbMathHelper::nearestLowerMultipleOf (T v) |
| Return the nearest lower multiple of some value.
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int | SbMathHelper::getNextLog2 (int num) |
| Return the next log of 2 greater or equal to a.
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float | SbMathHelper::deg2Rad (float a) |
| Convert degrees to radians.
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float | SbMathHelper::rad2Deg (float a) |
| Convert radians to degrees.
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double | SbMathHelper::roundToNearestInt (double x) |
| Round the double value to the nearest integer value.
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bool | SbMathHelper::isNaN (double a) |
| Returns true if the specified value is NaN.
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int | SbMathHelper::rand () |
| Returns a pseudo-random integer between 0 and OIV_RAND_MAX.
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void | SbMathHelper::srand (unsigned seed) |
| Set seed for a new sequence of pseudo-random integers to be returned by rand()
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template<typename T > |
bool | SbMathHelper::isCoinc (const T &x, const T &y, T tol=(T) OIV_DEF_MATH_HELPER_EPS) |
| Coincidence test using given tolerance.
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template<typename T > |
T | SbMathHelper::abs (const T &v) |
| Return absolute value of v.
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template<> |
long int | SbMathHelper::abs (const long int &v) |
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template<> |
float | SbMathHelper::abs (const float &v) |
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template<> |
double | SbMathHelper::abs (const double &v) |
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template<typename T > |
bool | SbMathHelper::isLessThan (const T &x, const T &y, T tol=(T) OIV_DEF_MATH_HELPER_EPS) |
| Less than test (x < y) using given tolerance.
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template<typename T > |
bool | SbMathHelper::isGreaterThan (const T &x, const T &y, T tol=(T) OIV_DEF_MATH_HELPER_EPS) |
| Greater than test (x > y) using given tolerance.
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template<typename T > |
bool | SbMathHelper::isLessOrEqualThan (const T &x, const T &y, T tol=(T) OIV_DEF_MATH_HELPER_EPS) |
| Less or equal than test (x <= y) using given tolerance.
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template<typename T > |
bool | SbMathHelper::isGreaterOrEqualThan (const T &x, const T &y, T tol=(T) OIV_DEF_MATH_HELPER_EPS) |
| Greater or equal than test (x >= y) using given tolerance.
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template<typename T > |
bool | SbMathHelper::checkRangeI (const T &x, const T &min, T max, T tol=(T) OIV_DEF_MATH_HELPER_EPS) |
| Inside closed interval (including endpoints) using given tolerance test.
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template<typename T > |
bool | SbMathHelper::checkRangeE (const T &x, const T &min, T max, T tol=(T) OIV_DEF_MATH_HELPER_EPS) |
| Inside open interval (excluding endpoints) using given tolerance test.
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template<typename T > |
bool | SbMathHelper::isCoincRelativeOrAbsolute (const T &A, const T &B, T maxRelativeError, T maxAbsoluteError) |
| Relative or absolute error without sign comparison.
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template<typename T > |
int | SbMathHelper::sgn (const T &val) |
| Implements signum return value in { -1, 0, +1 }.
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template<typename T > |
T | SbMathHelper::rangeMax () |
| Returns the maximum finite value representable by the numeric type T.
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template<typename T > |
T | SbMathHelper::rangeMin () |
| Returns the lowest finite value representable by the numeric type T, that is, a finite value x such that there is no other finite value y where y < x.
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template<> |
float | SbMathHelper::rangeMin< float > () |
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template<> |
double | SbMathHelper::rangeMin< double > () |
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template<typename T > |
T | SbMathHelper::fract (const T &) |
| Return fractional part of given value.
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template<> |
float | SbMathHelper::fract (const float &value) |
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template<> |
double | SbMathHelper::fract (const double &value) |
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template<> |
long double | SbMathHelper::fract (const long double &value) |
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bool | SbMathHelper::isFinite (double value) |
| Returns true if the value is a finite value (i.e.
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bool | SbMathHelper::isFinite (float value) |
| Returns true if the value is a finite value (i.e.
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