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#define | _USE_MATH_DEFINES |
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#define | IGN_BOX_VOLUME(_x, _y, _z) (_x *_y * _z) |
| Compute box volume. More...
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#define | IGN_BOX_VOLUME_V(_v) (_v.X() *_v.Y() * _v.Z()) |
| Compute box volume from a vector. More...
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#define | IGN_CYLINDER_VOLUME(_r, _l) (_l * IGN_PI * std::pow(_r, 2)) |
| Compute cylinder volume. More...
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#define | IGN_DBL_INF std::numeric_limits<double>::infinity() |
| Double positive infinite value. More...
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#define | IGN_DBL_LOW std::numeric_limits<double>::lowest() |
| Double low value, equivalent to -IGN_DBL_MAX. More...
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#define | IGN_DBL_MAX std::numeric_limits<double>::max() |
| Double maximum value. This value will be similar to 1.79769e+308. More...
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#define | IGN_DBL_MIN std::numeric_limits<double>::min() |
| Double min value. This value will be similar to 2.22507e-308. More...
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#define | IGN_FLT_LOW std::numeric_limits<float>::lowest() |
| Float lowest value, equivalent to -IGN_FLT_MAX. More...
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#define | IGN_FLT_MAX std::numeric_limits<float>::max() |
| Float maximum value. This value will be similar to 3.40282e+38. More...
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#define | IGN_FLT_MIN std::numeric_limits<float>::min() |
| Float minimum value. This value will be similar to 1.17549e-38. More...
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#define | IGN_FP_VOLATILE |
| Define IGN_FP_VOLATILE for FP equality comparisons Use volatile parameters when checking floating point equality on the 387 math coprocessor to work around bugs from the 387 extra precision. More...
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#define | IGN_INT32_LOW std::numeric_limits<int32_t>::lowest() |
| 32bit integer minimum value. More...
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#define | IGN_INT32_MAX std::numeric_limits<int32_t>::max() |
| 32bit integer maximum value More...
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#define | IGN_INT32_MIN std::numeric_limits<int32_t>::min() |
| 32bit integer minimum value More...
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#define | IGN_PI 3.14159265358979323846 |
| Define IGN_PI, IGN_PI_2, and IGN_PI_4. More...
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#define | IGN_PI_2 1.57079632679489661923 |
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#define | IGN_PI_4 0.78539816339744830962 |
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#define | IGN_SPHERE_VOLUME(_radius) (4.0*IGN_PI*std::pow(_radius, 3)/3.0) |
| Compute sphere volume. More...
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#define | IGN_UINT32_LOW std::numeric_limits<uint32_t>::lowest() |
| 32bit unsigned integer lowest value. More...
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#define | IGN_UINT32_MAX std::numeric_limits<uint32_t>::max() |
| 32bit unsigned integer maximum value More...
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#define | IGN_UINT32_MIN std::numeric_limits<uint32_t>::min() |
| 32bit unsigned integer minimum value More...
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#define | IGNITION_HIDDEN |
| Use to represent "symbol hidden" if supported. More...
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#define | IGNITION_VISIBLE |
| Use to represent "symbol visible" if supported. More...
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template<typename T > |
T | ignition::math::clamp (T _v, T _min, T _max) |
| Simple clamping function. More...
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template<typename T > |
bool | ignition::math::equal (const T &_a, const T &_b, const T &_epsilon=1e-6) |
| check if two values are equal, within a tolerance More...
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float | ignition::math::fixnan (float _v) |
| Fix a nan value. More...
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double | ignition::math::fixnan (double _v) |
| Fix a nan value. More...
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bool | ignition::math::isEven (const int _v) |
| Check if parameter is even. More...
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bool | ignition::math::isEven (const unsigned int _v) |
| Check if parameter is even. More...
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bool | ignition::math::isnan (float _v) |
| check if a float is NaN More...
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bool | ignition::math::isnan (double _v) |
| check if a double is NaN More...
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bool | ignition::math::isOdd (const int _v) |
| Check if parameter is odd. More...
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bool | ignition::math::isOdd (const unsigned int _v) |
| Check if parameter is odd. More...
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bool | ignition::math::isPowerOfTwo (unsigned int _x) |
| Is this a power of 2? More...
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template<typename T > |
T | ignition::math::max (const std::vector< T > &_values) |
| get the maximum value of vector of values More...
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template<typename T > |
T | ignition::math::mean (const std::vector< T > &_values) |
| get mean of vector of values More...
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template<typename T > |
T | ignition::math::min (const std::vector< T > &_values) |
| get the minimum value of vector of values More...
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double | ignition::math::parseFloat (const std::string &_input) |
| parse string into float More...
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int | ignition::math::parseInt (const std::string &_input) |
| parse string into an integer More...
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template<typename T > |
T | ignition::math::precision (const T &_a, const unsigned int &_precision) |
| get value at a specified precision More...
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unsigned int | ignition::math::roundUpPowerOfTwo (unsigned int _x) |
| Get the smallest power of two that is greater or equal to a given value. More...
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template<typename T > |
void | ignition::math::sort2 (T &_a, T &_b) |
| Sort two numbers, such that _a <= _b. More...
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template<typename T > |
void | ignition::math::sort3 (T &_a, T &_b, T &_c) |
| Sort three numbers, such that _a <= _b <= _c. More...
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template<typename T > |
T | ignition::math::variance (const std::vector< T > &_values) |
| get variance of vector of values More...
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