Math

Macros
#define	PNTR_PI   3.1415926535897932f
#define	PNTR_DEG2RAD   0.017453293f
#define	PNTR_SINF   _pntr_sinf
#define	PNTR_COSF   _pntr_cosf
#define	PNTR_CEILF   _pntr_ceilf
#define	PNTR_FABSF(a)   (((a) < 0) ? -(a) : (a))
#define	PNTR_FLOORF(x)   (float)((int)x - ((x < 0.0f) ? 1 : 0))
#define	PNTR_FMODF   _pntr_fmodf
#define	PNTR_MAX(a, b)   ((a) > (b) ? (a) : (b))
#define	PNTR_MIN(a, b)   ((a) < (b) ? (a) : (b))

Detailed Description

Macro Definition Documentation

PNTR_CEILF

#define PNTR_CEILF   _pntr_ceilf

Computes the smallest integer value not less than arg.

Parameters

x	Floating-point value

See also

https://en.cppreference.com/w/c/numeric/math/ceil

PNTR_COSF

#define PNTR_COSF   _pntr_cosf

Calculates cosine of the given value.

Parameters

x	Floating-point value representing angle in radians

See also

https://en.cppreference.com/w/c/numeric/math/cos

https://github.com/Immediate-Mode-UI/Nuklear/blob/master/nuklear.h

PNTR_DEG2RAD

#define PNTR_DEG2RAD   0.017453293f

Convert a degree to radians. PI / 180.

float radians = degrees * PNTR_DEG2RAD

PNTR_FABSF

#define PNTR_FABSF

(

a

)

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

Computes the absolute value of a floating point value arg.

Parameters

a	Floating point value

See also

https://en.cppreference.com/w/c/numeric/math/fabs

PNTR_FLOORF

#define PNTR_FLOORF

(

x

)

(float)((int)x - ((x < 0.0f) ? 1 : 0))

Computes the largest integer value not greater than arg.

Parameters

x	Floating point value.

See also

https://en.cppreference.com/w/c/numeric/math/floor

PNTR_FMODF

#define PNTR_FMODF   _pntr_fmodf

Computes the floating-point remainder of the division operation x/y.

Parameters

dividend	floating point value
divisor	floating point value

See also

https://en.cppreference.com/w/c/numeric/math/fmod

PNTR_MAX

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

Return the largest value of the two given values.

Parameters

a	The first value to compare.
b	The second value to compare.

Returns

Which value is larger.

PNTR_MIN

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

Return the smallest value of the two given values.

Parameters

a	The first value to compare.
b	The second value to compare.

Returns

Which value is smaller.

PNTR_PI

#define PNTR_PI   3.1415926535897932f

Pi

See also

https://en.wikipedia.org/wiki/Pi

PNTR_SINF

#define PNTR_SINF   _pntr_sinf

Calculates sine of the given value.

Parameters

x	The input value of sinf()

See also

https://en.cppreference.com/w/c/numeric/math/sin

https://github.com/Immediate-Mode-UI/Nuklear/blob/master/nuklear.h