math.hpp File Reference

contains various functions and classes that are used for both convience and/or functionality that may not be fit to be in other files More...

#include "base.hpp"

Go to the source code of this file.

Classes
struct	std::less< glm::i32vec2 >
struct	std::less< glm::vec< 2, int32_t, glm::packed_lowp > >
struct	std::hash< glm::i32vec2 >
struct	boost::hash< glm::vec< 2, int32_t, glm::packed_lowp > >
struct	boost::hash< glm::i32vec2 >
struct	std::equal_to< glm::i32vec2 >
class	SinCos
	Used to simplify the use of precalculated values for sine and cosine. More...
struct	Transform
struct	AABB< T, Prec >
struct	LinearGeneralForm
struct	TOBB

Typedefs
using	MinMax = std::pair<Float, Float>

Functions
template<typename T >
T2D_NAMESPACE_BEGIN T constexpr	square (T x)
	Returns the sqaure of x.
vec2	rotate (const vec2 &v, Float sin, Float cos)
vec2	rotate (const vec2 &v, const SinCos &sincos)
Float	cross (const vec2 &a, const vec2 &b)
bool	overlap (Float min1, Float max1, Float min2, Float max2)
Float	absdot (const vec2 &vec1, const vec2 &vec2)
vec2	reverse (const vec2 &vec)
Float	sideOf (const vec2 &p, const vec2 &a, const vec2 &b)
template<typename T >
T	parallelAxisTheorem (T Icm, T mass, T sqDistance)
template<typename T >
AABB< T >	computeAABBCollisionArea (const AABB< T > &_1, const AABB< T > &_2)
bool	nearlyEqual (Float a, Float b, Float max=0.0001f)
bool	nearlyEqual (vec2 a, vec2 b, Float max=0.0001f)
Float	sqaure (Float value)
Float	pointSegmentDistance (vec2 p, vec2 v1, vec2 v2, vec2 &cp)
template<class Container >
MinMax	projectBoxOnNormal (const Container &vertices, const vec2 &normal)
template<class Container , class OutputContainer = std::vector<vec2>>
OutputContainer	sutherlandHodgmanClip (const Container &subjectVertices, const Container &clipVertices)
bool	circleCollide (Float radi1, const vec2 &pos1, Float radi2, const vec2 &pos2)
Float	convertToFloat (uint8_t num)
template<typename Tint >
Tint constexpr	getSqrtMagicNumber ()
template<>
constexpr std::int32_t	getSqrtMagicNumber ()
template<>
constexpr std::int64_t	getSqrtMagicNumber ()
template<typename T >
T	fastInverseSqrt (T x)
template<typename Int , typename Float >
Int	floor (Float x)

Detailed Description

contains various functions and classes that are used for both convience and/or functionality that may not be fit to be in other files

Function Documentation

square()

template<typename T >

T2D_NAMESPACE_BEGIN T constexpr square ( T x )

constexpr

Returns the sqaure of x.

Parameters

x	The value to get the sqaure of

Returns

The sqaure of x