S3tcBlock Class Reference

Public Member Functions
	S3tcBlock (size_t dxt, const u8 *RESTRICT block)
void	WritePixel (size_t pixel_idx, u8 *RESTRICT out) const

Private Types
enum	RGBA { R, G, B, A }

Private Member Functions
void	PrecalculateAlpha (size_t dxt, const u8 *RESTRICT a_block)
void	PrecalculateColor (size_t dxt, const u8 *RESTRICT c_block)

Static Private Member Functions
static void	mix_2_3 (size_t dst[4], size_t c0[4], size_t c1[4])
static void	mix_avg (size_t dst[4], size_t c0[4], size_t c1[4])
template<typename T >
static size_t	access_bit_tbl (T tbl, size_t idx, size_t bit_width)
static size_t	unpack_to_8 (u16 c, size_t bits_below, size_t num_bits)

Private Attributes
size_t	c [4][4]
u8	dxt5_a_tbl [8]
u64	a_bits
u32	c_selectors
size_t	m_Dxt

Member Enumeration Documentation

RGBA

enum S3tcBlock::RGBA

private

Enumerator
R
G
B
A

Constructor & Destructor Documentation

S3tcBlock()

S3tcBlock::S3tcBlock ( size_t  dxt, const u8 *RESTRICT  block  )

inline

Member Function Documentation

access_bit_tbl()

template<typename T >

static size_t S3tcBlock::access_bit_tbl ( T  tbl, size_t  idx, size_t  bit_width  )

inlinestaticprivate

mix_2_3()

static void S3tcBlock::mix_2_3 ( size_t  dst[4], size_t  c0[4], size_t  c1[4]  )

inlinestaticprivate

mix_avg()

static void S3tcBlock::mix_avg ( size_t  dst[4], size_t  c0[4], size_t  c1[4]  )

inlinestaticprivate

PrecalculateAlpha()

void S3tcBlock::PrecalculateAlpha ( size_t  dxt, const u8 *RESTRICT  a_block  )

inlineprivate

PrecalculateColor()

void S3tcBlock::PrecalculateColor ( size_t  dxt, const u8 *RESTRICT  c_block  )

inlineprivate

unpack_to_8()

static size_t S3tcBlock::unpack_to_8 ( u16  c, size_t  bits_below, size_t  num_bits  )

inlinestaticprivate

WritePixel()

void S3tcBlock::WritePixel ( size_t  pixel_idx, u8 *RESTRICT  out  ) const

inline

Member Data Documentation

a_bits

u64 S3tcBlock::a_bits

private

c

size_t S3tcBlock::c[4][4]

private

c_selectors

u32 S3tcBlock::c_selectors

private

dxt5_a_tbl

u8 S3tcBlock::dxt5_a_tbl[8]

private

m_Dxt

size_t S3tcBlock::m_Dxt

private

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The documentation for this class was generated from the following file:

• /zpool0/docker-engine-docs/source/lib/tex/tex_dds.cpp