C:/Development/LoM/client/src/Utility/Common.cpp File Reference

#include "Common.h"

Functions
bool	isPointInRect (int pointX, int pointY, int rectX, int rectY, int rectW, int rectH)
bool	isRectInRect (int aX, int aY, int aX2, int aY2, int bX, int bY, int bX2, int bY2)
bool	isRectInRect (Recti a, Recti b)
std::string	toLowercase (const string &str)
std::string	toUppercase (const string &str)
void	system_launch (const string &cmd)
float	degToRad (float degree)
float	radToDeg (float rad)
float	angleFromPoints (float x, float y, float x2, float y2)
Vec2f	getDirectionVector (float angle)
int	clamp (int x, int a, int b)
float	clamp (float x, float a, float b)
Variables
const std::string	VERSION_STRING = "v0.0.8xx"
	Program internal version string.
const float	PI = 3.14159265f
const float	PI_2 = PI * 2
const float	DEG2RAD = PI / 180.0f
const float	RAD2DEG = 180 / PI

---

Function Documentation

float angleFromPoints	(	float	x,
		float	y,
		float	x2,
		float	y2
	)

Gets the angle of a line in degrees given two points.

int clamp	(	int	x,
		int	a,
		int	b
	)

Clamps an int value to a specified range.

Parameters:

	x	Value to clamp.
	a	Minimum value to clamp to.
	b	Maximum value to clamp to.

float clamp	(	float	x,
		float	a,
		float	b
	)

Clamps an float value to a specified range.

Parameters:

	x	Value to clamp.
	a	Minimum value to clamp to.
	b	Maximum value to clamp to.

float degToRad

(

float

degree

)

Gets an angle in radians from degrees.

Vec2f getDirectionVector

(

float

angle

)

Gets a directional vector from an angle in degrees.

bool isPointInRect	(	int	pointX,
		int	pointY,
		int	rectX,
		int	rectY,
		int	rectW,
		int	rectH
	)

bool isRectInRect	(	int	aX,
		int	aY,
		int	aX2,
		int	aY2,
		int	bX,
		int	bY,
		int	bX2,
		int	bY2
	)

bool isRectInRect	(	Recti	a,
		Recti	b
	)

float radToDeg

(

float

rad

)

Gets an angle in degrees from radians.

void system_launch

(

const string &

cmd

)

Utility function that executes a system command (typically for launching another program).

Parameters:

cmd

System command to execute.

std::string toLowercase

(

const string &

str

)

std::string toUppercase

(

const string &

str

)

---

Variable Documentation

const float DEG2RAD = PI / 180.0f

const float PI = 3.14159265f

const float PI_2 = PI * 2

const float RAD2DEG = 180 / PI

VERSION_STRING = "v0.0.8xx"

Program internal version string.