VIDEO1.C File Reference

Go to the source code of this file.

Defines
#define	PI   3.1415926
#define	PI2   PI/2
#define	VECCOPY(a, b)   { b[0] = a[0]; b[1] = a[1]; b[2] = a[2]; }
#define	INVERT(a)   { a[0] = -a[0]; a[1] = -a[1]; a[2] = -a[2]; }
#define	VECSUB(a, b, c)   { c[0]=a[0]-b[0]; c[1]=a[1]-b[1]; c[2]=a[2]-b[2];}
#define	VECSUM(a, b, c)   { c[0]=a[0]+b[0]; c[1]=a[1]+b[1]; c[2]=a[2]+b[2];}
#define	VECSCALE(a, b, c)   { c[0]=(a)*b[0]; c[1]=(a)*b[1]; c[2]=(a)*b[2];}
#define	DOT(a, b)   ( (a[0]*b[0]) + (a[1]*b[1]) + (a[2]*b[2]) )
#define	CROSS(v1, v2, r)
#define	TOL   0.1
Typedefs
typedef double	vector [3]
Functions
void	Hsv2Rgb (double h, double s, double v, unsigned char *r, unsigned char *g, unsigned char *b)
void	Rgb2Hsv (unsigned char r, unsigned char g, unsigned char b, double *h, double *s, double *v)
double	hitpoint (vector n, vector x, vector y, vector pb, vector pf, double *a, double *b)
long	MapFrom (vector p, vector Mp, vector Mdx, vector Mdy, vector Mn, fullscreenbuffer *S, long Xmax, long Ymax, double *red, double *green, double *blue)
fullscreenbuffer *	ScaleImageMap (unsigned char *ImagePixels, int x, int y, long X, long Y)
BOOL	Bilinear (double alpha, double beta, fullscreenbuffer *S, long Xmax, long Ymax, double *red, double *green, double *blue)

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Define Documentation

#define PI   3.1415926

Definition at line 93 of file VIDEO1.C.

#define PI2   PI/2

Definition at line 95 of file VIDEO1.C.

#define VECCOPY	(	a,
		b		)	{ b[0] = a[0]; b[1] = a[1]; b[2] = a[2]; }

Definition at line 99 of file VIDEO1.C.

#define INVERT

(

a

)

{ a[0] = -a[0]; a[1] = -a[1]; a[2] = -a[2]; }

Definition at line 100 of file VIDEO1.C.

#define VECSUB	(	a,
		b,
		c		)	{ c[0]=a[0]-b[0]; c[1]=a[1]-b[1]; c[2]=a[2]-b[2];}

Definition at line 101 of file VIDEO1.C.

#define VECSUM	(	a,
		b,
		c		)	{ c[0]=a[0]+b[0]; c[1]=a[1]+b[1]; c[2]=a[2]+b[2];}

Definition at line 102 of file VIDEO1.C.

#define VECSCALE	(	a,
		b,
		c		)	{ c[0]=(a)*b[0]; c[1]=(a)*b[1]; c[2]=(a)*b[2];}

Definition at line 103 of file VIDEO1.C.

#define DOT	(	a,
		b		)	( (a[0]*b[0]) + (a[1]*b[1]) + (a[2]*b[2]) )

Definition at line 104 of file VIDEO1.C.

#define CROSS	(	v1,
		v2,
		r		)

Value:

{ \
                          r[0] = (v1[1]*v2[2]) - (v2[1]*v1[2]);  \
                          r[1] = (v1[2]*v2[0]) - (v1[0]*v2[2]);  \
                          r[2] = (v1[0]*v2[1]) - (v2[0]*v1[1]);  \
                        }

Definition at line 105 of file VIDEO1.C.

#define TOL   0.1

Definition at line 110 of file VIDEO1.C.

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Typedef Documentation

typedef double vector[3]

Definition at line 97 of file VIDEO1.C.

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Function Documentation

void Hsv2Rgb	(	double	h,
		double	s,
		double	v,
		unsigned char *	r,
		unsigned char *	g,
		unsigned char *	b
	)

Definition at line 47 of file VIDEO1.C.

References double, and min.

void Rgb2Hsv	(	unsigned char	r,
		unsigned char	g,
		unsigned char	b,
		double *	h,
		double *	s,
		double *	v
	)

Definition at line 69 of file VIDEO1.C.

References double, max, and min.

Referenced by _ExternalTextureProcedure(), and _RenderImageProcess().

long MapFrom	(	vector	p,
		vector	Mp,
		vector	Mdx,
		vector	Mdy,
		vector	Mn,
		fullscreenbuffer *	S,
		long	Xmax,
		long	Ymax,
		double *	red,
		double *	green,
		double *	blue
	)

Definition at line 148 of file VIDEO1.C.

References B, double, G, hitpoint(), and R.

fullscreenbuffer* ScaleImageMap	(	unsigned char *	ImagePixels,
		int	x,
		int	y,
		long	X,
		long	Y
	)

Definition at line 347 of file VIDEO1.C.

References double, MapFrom(), T, X__Free, and X__Malloc.

BOOL Bilinear	(	double	alpha,
		double	beta,
		fullscreenbuffer *	S,
		long	Xmax,
		long	Ymax,
		double *	red,
		double *	green,
		double *	blue
	)

Definition at line 414 of file VIDEO1.C.

References B, double, FALSE, G, R, and TRUE.