pixel.cpp File Reference

Pixel buffer utilities. More...

#include "global.h"
#include "utils/pixel.h"

Include dependency graph for pixel.cpp:

Go to the source code of this file.

Macros
#define	NEXT_POWER(x)

Functions
unsigned char *	generateColorTexture (glm::vec4 rgba, unsigned int width, unsigned int height, unsigned int bpp)
void	argb2rgba32 (unsigned char *image, unsigned int w, unsigned int h)
unsigned char *	argb16to32 (unsigned char *image, unsigned int w, unsigned int h)
unsigned char *	grayscale2rgba (unsigned char *image, unsigned int w, unsigned int h)
unsigned char *	scaleBuffer (unsigned char *image, unsigned int *w, unsigned int *h, unsigned int bpp)

Detailed Description

Pixel buffer utilities.

Author

xythobuz

Definition in file pixel.cpp.

Macro Definition Documentation

#define NEXT_POWER

(

x

)

Value:

do {        \
    unsigned int i;               \
    for (i = 1; i < (x); i *= 2); \
    (x) = i;                      \
} while (false);

Definition at line 80 of file pixel.cpp.

Function Documentation

unsigned char* generateColorTexture	(	glm::vec4	rgba,
		unsigned int	width,
		unsigned int	height,
		unsigned int	bpp
	)

Definition at line 11 of file pixel.cpp.

void argb2rgba32	(	unsigned char *	image,
		unsigned int	w,
		unsigned int	h
	)

Definition at line 29 of file pixel.cpp.

unsigned char* argb16to32	(	unsigned char *	image,
		unsigned int	w,
		unsigned int	h
	)

Definition at line 44 of file pixel.cpp.

unsigned char* grayscale2rgba	(	unsigned char *	image,
		unsigned int	w,
		unsigned int	h
	)

Definition at line 65 of file pixel.cpp.

unsigned char* scaleBuffer	(	unsigned char *	image,
		unsigned int *	w,
		unsigned int *	h,
		unsigned int	bpp
	)

Definition at line 87 of file pixel.cpp.