ddslib.cpp File Reference

#include "ddslib.h"

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Classes
union	floatSwapUnion

Macros
#define	DDSLIB_C

Functions
int	DDSLittleLong (int src)
short	DDSLittleShort (short src)
float	DDSLittleFloat (float src)
int	DDSBigLong (int src)
short	DDSBigShort (short src)
float	DDSBigFloat (float src)
static void	DDSGetColorBlockColors (ddsColorBlock_t *block, ddsColor_t colors[4])
static void	DDSDecodeColorBlock (unsigned int *pixel, ddsColorBlock_t *block, int width, unsigned int colors[4])
static void	DDSDecodeAlphaExplicit (unsigned int *pixel, ddsAlphaBlockExplicit_t *alphaBlock, int width, unsigned int alphaZero)
static void	DDSDecodeAlpha3BitLinear (unsigned int *pixel, ddsAlphaBlock3BitLinear_t *alphaBlock, int width, unsigned int alphaZero)
int	DDSDecompressDXT1 (unsigned char *src, int width, int height, unsigned char *dest)
	Decompress a DXT1 (BC1) compressed texture into raw RGBA pixels.
int	DDSDecompressDXT3 (unsigned char *src, int width, int height, unsigned char *dest)
	Decompress a DXT3 (BC2) compressed texture into raw RGBA pixels.
int	DDSDecompressDXT5 (unsigned char *src, int width, int height, unsigned char *dest)
	Decompress a DXT5 (BC3) compressed texture into raw RGBA pixels.

Macro Definition Documentation

DDSLIB_C

#define DDSLIB_C

Definition at line 38 of file ddslib.cpp.

Function Documentation

DDSBigFloat()

float DDSBigFloat

(

float

src

)

Definition at line 108 of file ddslib.cpp.

DDSBigLong()

int DDSBigLong

(

int

src

)

Definition at line 94 of file ddslib.cpp.

DDSBigShort()

short DDSBigShort

(

short

src

)

Definition at line 102 of file ddslib.cpp.

DDSDecodeAlpha3BitLinear()

static void DDSDecodeAlpha3BitLinear ( unsigned int *  pixel, ddsAlphaBlock3BitLinear_t *  alphaBlock, int  width, unsigned int  alphaZero  )

static

Definition at line 366 of file ddslib.cpp.

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DDSDecodeAlphaExplicit()

static void DDSDecodeAlphaExplicit ( unsigned int *  pixel, ddsAlphaBlockExplicit_t *  alphaBlock, int  width, unsigned int  alphaZero  )

static

Definition at line 328 of file ddslib.cpp.

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DDSDecodeColorBlock()

static void DDSDecodeColorBlock ( unsigned int *  pixel, ddsColorBlock_t *  block, int  width, unsigned int  colors[4]  )

static

Definition at line 278 of file ddslib.cpp.

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DDSDecompressDXT1()

int DDSDecompressDXT1	(	unsigned char *	src,
		int	width,
		int	height,
		unsigned char *	dest
	)

Decompress a DXT1 (BC1) compressed texture into raw RGBA pixels.

Parameters

src	Pointer to the DXT1 compressed source data.
width	Width of the texture in pixels.
height	Height of the texture in pixels.
dest	Pointer to the destination buffer (must be width * height * 4 bytes).

Returns

0 on success, -1 on failure.

Definition at line 479 of file ddslib.cpp.

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DDSDecompressDXT3()

int DDSDecompressDXT3	(	unsigned char *	src,
		int	width,
		int	height,
		unsigned char *	dest
	)

Decompress a DXT3 (BC2) compressed texture into raw RGBA pixels.

Parameters

src	Pointer to the DXT3 compressed source data.
width	Width of the texture in pixels.
height	Height of the texture in pixels.
dest	Pointer to the destination buffer (must be width * height * 4 bytes).

Returns

0 on success, -1 on failure.

Definition at line 519 of file ddslib.cpp.

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DDSDecompressDXT5()

int DDSDecompressDXT5	(	unsigned char *	src,
		int	width,
		int	height,
		unsigned char *	dest
	)

Decompress a DXT5 (BC3) compressed texture into raw RGBA pixels.

Parameters

src	Pointer to the DXT5 compressed source data.
width	Width of the texture in pixels.
height	Height of the texture in pixels.
dest	Pointer to the destination buffer (must be width * height * 4 bytes).

Returns

0 on success, -1 on failure.

Definition at line 566 of file ddslib.cpp.

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DDSGetColorBlockColors()

static void DDSGetColorBlockColors ( ddsColorBlock_t *  block, ddsColor_t  colors[4]  )

static

Definition at line 187 of file ddslib.cpp.

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DDSLittleFloat()

float DDSLittleFloat

(

float

src

)

Definition at line 92 of file ddslib.cpp.

DDSLittleLong()

int DDSLittleLong

(

int

src

)

Definition at line 90 of file ddslib.cpp.

DDSLittleShort()

short DDSLittleShort

(

short

src

)

Definition at line 91 of file ddslib.cpp.

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