ColorBlock Struct Reference

Uncompressed 4x4 color block. More...

#include <ColorBlock.h>

List of all members.

Public Member Functions
	ColorBlock ()
	Default constructor.
	ColorBlock (const uint *linearImage)
	Init the color block from an array of colors.
	ColorBlock (const ColorBlock &block)
	Init the color block with the contents of the given block.
	ColorBlock (const Image *img, uint x, uint y)
	Initialize this color block.
void	init (const Image *img, uint x, uint y)
void	init (uint w, uint h, const uint *data, uint x, uint y)
void	init (uint w, uint h, const float *data, uint x, uint y)
void	swizzle (uint x, uint y, uint z, uint w)
bool	isSingleColor (Color32 mask=Color32(0xFF, 0xFF, 0xFF, 0x00)) const
	Returns true if the block has a single color.
bool	hasAlpha () const
	Count number of unique colors in this color block.
const Color32 *	colors () const
	Get pointer to block colors.
Color32	color (uint i) const
	Get block color.
Color32 &	color (uint i)
	Get block color.
Color32	color (uint x, uint y) const
	Get block color.
Color32 &	color (uint x, uint y)
	Get block color.

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Detailed Description

Uncompressed 4x4 color block.

Definition at line 46 of file ColorBlock.h.

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Constructor & Destructor Documentation

ColorBlock::ColorBlock

(

)

Default constructor.

Definition at line 57 of file ColorBlock.cpp.

ColorBlock::ColorBlock

(

const uint *

linearImage

)

Init the color block from an array of colors.

Definition at line 62 of file ColorBlock.cpp.

References color(), and i.

ColorBlock::ColorBlock

(

const ColorBlock &

block

)

Init the color block with the contents of the given block.

Definition at line 70 of file ColorBlock.cpp.

References color(), and i.

ColorBlock::ColorBlock	(	const Image *	img,
		uint	x,
		uint	y
	)

Initialize this color block.

Definition at line 79 of file ColorBlock.cpp.

References init().

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Member Function Documentation

Color32 ColorBlock::color

(

uint

i

)

const [inline]

Get block color.

Definition at line 86 of file ColorBlock.h.

References i.

Referenced by ColorBlock(), BlockDXT1::decodeBlock(), AlphaBlockDXT3::decodeBlock(), AlphaBlockDXT5::decodeBlock(), BlockATI1::decodeBlock(), BlockATI2::decodeBlock(), BlockCTX1::decodeBlock(), BlockDXT1::decodeBlockNV5x(), and init().

Color32 & ColorBlock::color

(

uint

i

)

[inline]

Get block color.

Definition at line 92 of file ColorBlock.h.

References i.

Color32 ColorBlock::color	(	uint	x,
		uint	y
	)		const [inline]

Get block color.

Definition at line 98 of file ColorBlock.h.

Color32 & ColorBlock::color	(	uint	x,
		uint	y
	)		[inline]

Get block color.

Definition at line 104 of file ColorBlock.h.

const Color32 * ColorBlock::colors

(

)

const [inline]

Get pointer to block colors.

Definition at line 80 of file ColorBlock.h.

bool ColorBlock::hasAlpha

(

)

const

Count number of unique colors in this color block.

Return true if the block is not fully opaque.

Definition at line 246 of file ColorBlock.cpp.

References i.

void ColorBlock::init	(	const Image *	img,
		uint	x,
		uint	y
	)

Definition at line 84 of file ColorBlock.cpp.

References Image::height(), Image::pixels(), and Image::width().

Referenced by ColorBlock().

void ColorBlock::init	(	uint	w,
		uint	h,
		const uint *	data,
		uint	x,
		uint	y
	)

Definition at line 89 of file ColorBlock.cpp.

References color(), i, min, and Color32::u.

void ColorBlock::init	(	uint	w,
		uint	h,
		const float *	data,
		uint	x,
		uint	y
	)

Definition at line 112 of file ColorBlock.cpp.

References Color32::a, Color32::b, clamp, color(), Color32::g, i, min, and Color32::r.

bool ColorBlock::isSingleColor

(

Color32

mask = Color32(0xFF, 0xFF, 0xFF, 0x00)

)

const

Returns true if the block has a single color.

Definition at line 165 of file ColorBlock.cpp.

References i, and Color32::u.

void ColorBlock::swizzle	(	uint	x,
		uint	y,
		uint	z,
		uint	w
	)

Definition at line 151 of file ColorBlock.cpp.

References Color32::a, Color32::b, component(), Color32::g, i, and Color32::r.

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The documentation for this struct was generated from the following files:

• ColorBlock.h
• ColorBlock.cpp