MCore/Includes/MMaths.h File Reference

#include <math.h>
#include "MVector2.h"
#include "MVector3.h"
#include "MVector4.h"
#include "MColor.h"
#include "MMatrix4x4.h"
#include "MQuaternion.h"

Classes
struct	MRange
Defines
#define	M_PI   3.14159265358979323846
#define	DEG_TO_RAD   ((M_PI * 2) / 360.0f)
#define	RAD_TO_DEG   (1.0f / DEG_TO_RAD)
#define	MIN(a, b)   (((a) < (b)) ? (a) : (b))
#define	MAX(a, b)   (((a) > (b)) ? (a) : (b))
#define	CLAMP(x, low, high)   (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x)))
#define	ABS(a)   (((a) < 0) ? -(a) : (a))
#define	isPowerOfTwo(x)   (((x&(x - 1)) == 0) && (x != 0))
Functions
M_CORE_EXPORT unsigned int	getNextPowerOfTwo (unsigned int x)
M_CORE_EXPORT void	sortFloatList (int indexList[], float floatList[], int start, int end)
M_CORE_EXPORT void	sortFloatList (float floatList[], int start, int end)
M_CORE_EXPORT bool	isBoxToBoxCollision (const MVector3 &minA, const MVector3 &maxA, const MVector3 &minB, const MVector3 &maxB)
M_CORE_EXPORT bool	isBoxToBox2dCollision (const MVector2 &minA, const MVector2 &maxA, const MVector2 &minB, const MVector2 &maxB)
M_CORE_EXPORT bool	isPointInBox (const MVector3 &point, const MVector3 &min, const MVector3 &max)
M_CORE_EXPORT bool	isPointInBox2d (const MVector2 &point, const MVector2 &min, const MVector2 &max)
M_CORE_EXPORT bool	isEdgeToBoxCollision (const MVector3 &origin, const MVector3 &dest, const MVector3 &min, const MVector3 &max)
M_CORE_EXPORT bool	isEdgeToEdge2dIntersection (const MVector2 &A, const MVector2 &B, const MVector2 &C, const MVector2 &D, MVector2 *I)
M_CORE_EXPORT bool	isPointInTriangle (const MVector3 &point, const MVector3 &a, const MVector3 &b, const MVector3 &c, const MVector3 &normal)
M_CORE_EXPORT bool	isLineCircleIntersection (const MVector2 &origin, const MVector2 &dest, const MVector2 &circleCenter, float circleRadius)
M_CORE_EXPORT bool	isRaySphereIntersection (const MVector3 &origin, const MVector3 &direction, const MVector3 &sphereCenter, float sphereRadius, MVector3 *point)
M_CORE_EXPORT bool	isRayPlaneIntersection (const MVector3 &origin, const MVector3 &direction, const MVector3 &planePoint, const MVector3 &planeNormal, MVector3 *point)
M_CORE_EXPORT bool	isEdgePlaneIntersection (const MVector3 &origin, const MVector3 &dest, const MVector3 &planePoint, const MVector3 &normal, MVector3 *point)
M_CORE_EXPORT bool	isEdgeTriangleIntersection (const MVector3 &origin, const MVector3 &dest, const MVector3 &a, const MVector3 &b, const MVector3 &c, const MVector3 &normal, MVector3 *point)
M_CORE_EXPORT MVector3	getTriangleNormal (const MVector3 &a, const MVector3 &b, const MVector3 &c)

---

Define Documentation

#define ABS

(

a

)

(((a) < 0) ? -(a) : (a))

#define CLAMP	(		x,
			low,
			high
	)		(((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x)))

#define DEG_TO_RAD   ((M_PI * 2) / 360.0f)

#define isPowerOfTwo

(

x

)

(((x&(x - 1)) == 0) && (x != 0))

#define M_PI   3.14159265358979323846

#define MAX	(		a,
			b
	)		(((a) > (b)) ? (a) : (b))

#define MIN	(		a,
			b
	)		(((a) < (b)) ? (a) : (b))

#define RAD_TO_DEG   (1.0f / DEG_TO_RAD)

---

Function Documentation

M_CORE_EXPORT unsigned int getNextPowerOfTwo

(

unsigned int

x

)

M_CORE_EXPORT MVector3 getTriangleNormal	(	const MVector3 &	a,
		const MVector3 &	b,
		const MVector3 &	c
	)

M_CORE_EXPORT bool isBoxToBox2dCollision	(	const MVector2 &	minA,
		const MVector2 &	maxA,
		const MVector2 &	minB,
		const MVector2 &	maxB
	)

M_CORE_EXPORT bool isBoxToBoxCollision	(	const MVector3 &	minA,
		const MVector3 &	maxA,
		const MVector3 &	minB,
		const MVector3 &	maxB
	)

M_CORE_EXPORT bool isEdgePlaneIntersection	(	const MVector3 &	origin,
		const MVector3 &	dest,
		const MVector3 &	planePoint,
		const MVector3 &	normal,
		MVector3 *	point
	)

M_CORE_EXPORT bool isEdgeToBoxCollision	(	const MVector3 &	origin,
		const MVector3 &	dest,
		const MVector3 &	min,
		const MVector3 &	max
	)

M_CORE_EXPORT bool isEdgeToEdge2dIntersection	(	const MVector2 &	A,
		const MVector2 &	B,
		const MVector2 &	C,
		const MVector2 &	D,
		MVector2 *	I
	)

M_CORE_EXPORT bool isEdgeTriangleIntersection	(	const MVector3 &	origin,
		const MVector3 &	dest,
		const MVector3 &	a,
		const MVector3 &	b,
		const MVector3 &	c,
		const MVector3 &	normal,
		MVector3 *	point
	)

M_CORE_EXPORT bool isLineCircleIntersection	(	const MVector2 &	origin,
		const MVector2 &	dest,
		const MVector2 &	circleCenter,
		float	circleRadius
	)

M_CORE_EXPORT bool isPointInBox	(	const MVector3 &	point,
		const MVector3 &	min,
		const MVector3 &	max
	)

M_CORE_EXPORT bool isPointInBox2d	(	const MVector2 &	point,
		const MVector2 &	min,
		const MVector2 &	max
	)

M_CORE_EXPORT bool isPointInTriangle	(	const MVector3 &	point,
		const MVector3 &	a,
		const MVector3 &	b,
		const MVector3 &	c,
		const MVector3 &	normal
	)

M_CORE_EXPORT bool isRayPlaneIntersection	(	const MVector3 &	origin,
		const MVector3 &	direction,
		const MVector3 &	planePoint,
		const MVector3 &	planeNormal,
		MVector3 *	point
	)

M_CORE_EXPORT bool isRaySphereIntersection	(	const MVector3 &	origin,
		const MVector3 &	direction,
		const MVector3 &	sphereCenter,
		float	sphereRadius,
		MVector3 *	point
	)

M_CORE_EXPORT void sortFloatList	(	float	floatList[],
		int	start,
		int	end
	)

M_CORE_EXPORT void sortFloatList	(	int	indexList[],
		float	floatList[],
		int	start,
		int	end
	)