Blender: format_dds.cc File Reference

Blender V4.5

#include <algorithm>
#include "oiio/openimageio_support.hh"
#include "IMB_filetype.hh"
#include "IMB_imbuf_types.hh"
#include "BLI_math_base.h"
#include "BLI_path_utils.hh"
#include "BLI_string.h"

Go to the source code of this file.

Typedefs
using	FlipBlockFunction = void ()(uint8_t block)

Functions
static void	LoadDXTCImage (ImBuf *ibuf, Filesystem::IOMemReader &mem_reader)
void	imb_init_dds ()
bool	imb_is_a_dds (const uchar *mem, size_t size)
ImBuf *	imb_load_dds (const uchar *mem, size_t size, int flags, ImFileColorSpace &r_colorspace)
static void	FlipDXT1BlockFull (uint8_t *block)
static void	FlipDXT1BlockHalf (uint8_t *block)
static void	FlipDXT3BlockFull (uint8_t *block)
static void	FlipDXT3BlockHalf (uint8_t *block)
static void	FlipDXT5BlockFull (uint8_t *block)
static void	FlipDXT5BlockHalf (uint8_t *block)
static void	FlipDXTCImage (ImBuf *ibuf)

Detailed Description

Some portions of this file are from the Chromium project and have been adapted for Blender use when flipping DDS images to the OpenGL convention.

Definition in file format_dds.cc.

Typedef Documentation

◆ FlipBlockFunction

using FlipBlockFunction = void (*)(uint8_t *block)

Definition at line 68 of file format_dds.cc.

Function Documentation

◆ FlipDXT1BlockFull()

void FlipDXT1BlockFull ( uint8_t * block )

static

Definition at line 71 of file format_dds.cc.

Referenced by FlipDXT3BlockFull(), FlipDXT5BlockFull(), and FlipDXTCImage().

◆ FlipDXT1BlockHalf()

void FlipDXT1BlockHalf ( uint8_t * block )

static

Definition at line 88 of file format_dds.cc.

Referenced by FlipDXT3BlockHalf(), FlipDXT5BlockHalf(), and FlipDXTCImage().

◆ FlipDXT3BlockFull()

void FlipDXT3BlockFull ( uint8_t * block )

static

Definition at line 97 of file format_dds.cc.

References FlipDXT1BlockFull().

Referenced by FlipDXTCImage().

◆ FlipDXT3BlockHalf()

void FlipDXT3BlockHalf ( uint8_t * block )

static

Definition at line 123 of file format_dds.cc.

References FlipDXT1BlockHalf().

Referenced by FlipDXTCImage().

◆ FlipDXT5BlockFull()

void FlipDXT5BlockFull ( uint8_t * block )

static

Definition at line 137 of file format_dds.cc.

References FlipDXT1BlockFull().

Referenced by FlipDXTCImage().

◆ FlipDXT5BlockHalf()

void FlipDXT5BlockHalf ( uint8_t * block )

static

Definition at line 180 of file format_dds.cc.

References FlipDXT1BlockHalf().

Referenced by FlipDXTCImage().

◆ FlipDXTCImage()

void FlipDXTCImage ( ImBuf * ibuf )

static

Flips a DXTC image, by flipping and swapping DXTC blocks as appropriate.

Use to flip vertically to fit OpenGL convention.

Definition at line 196 of file format_dds.cc.

References data, DDSData::data, ImBuf::dds_data, FlipDXT1BlockFull(), FlipDXT1BlockHalf(), FlipDXT3BlockFull(), FlipDXT3BlockHalf(), FlipDXT5BlockFull(), FlipDXT5BlockHalf(), DDSData::fourcc, FOURCC_DXT1, FOURCC_DXT3, FOURCC_DXT5, i, is_power_of_2_i(), DDSData::nummipmaps, DDSData::size, ImBuf::x, ImBuf::y, and y.

Referenced by LoadDXTCImage().

◆ imb_init_dds()

void imb_init_dds ( )

Definition at line 33 of file format_dds.cc.

References BLI_getenv(), and BLI_strcasestr().

◆ imb_is_a_dds()

bool imb_is_a_dds	(	const uchar *	mem,
		size_t	size )

Definition at line 46 of file format_dds.cc.

References blender::imbuf::imb_oiio_check(), and size().

◆ imb_load_dds()

ImBuf * imb_load_dds	(	const uchar *	mem,
		size_t	size,
		int	flags,
		ImFileColorSpace &	r_colorspace )

Definition at line 51 of file format_dds.cc.

References IB_test, IMB_FTYPE_DDS, blender::imbuf::imb_oiio_read(), LoadDXTCImage(), and size().

◆ LoadDXTCImage()

void LoadDXTCImage	(	ImBuf *	ibuf,
		Filesystem::IOMemReader &	mem_reader )

static

Definition at line 304 of file format_dds.cc.

References BLI_endian_switch_uint32(), DDSData::data, ImBuf::dds_data, FlipDXTCImage(), DDSData::fourcc, FOURCC_DDS, FOURCC_DX10, IB_TAKE_OWNERSHIP, DDSData::nummipmaps, DDSData::ownership, and DDSData::size.

Referenced by imb_load_dds().