Package com.jogamp.nativewindow.util

Class PixelFormat.PackedComposition

java.lang.Object

com.jogamp.nativewindow.util.PixelFormat.PackedComposition

All Implemented Interfaces:

PixelFormat.Composition

Enclosing class:

PixelFormat

public static class PixelFormat.PackedComposition
extends Object
implements PixelFormat.Composition

Packed pixel composition, see PixelFormat.Composition.

Components are interleaved, i.e. packed.

Field Summary

Fields inherited from interface com.jogamp.nativewindow.util.PixelFormat.Composition

UNDEF

Constructor Summary

Constructors

Constructor	Description
PackedComposition(PixelFormat.CType[] componentOrder, int[] componentMask, int[] componentBitShift, int bitStride)
PackedComposition(PixelFormat.CType[] componentOrder, int componentCount, int bpc, int bitStride)

Method Summary

Modifier and Type	Method	Description
int	bitsPerPixel()	Number of bits per pixel, e.g.
int	bitStride()	Bit distance between pixels.
int	bytesPerPixel()	Number of bytes per pixel, i.e.
int[]	componentBitCount()	Returns the number of bits of all components, see PixelFormat.Composition.componentBitMask().
int[]	componentBitMask()	Returns the un-shifted bit-mask of all components.
int[]	componentBitShift()	Returns the bit-shift of all components, see PixelFormat.Composition.componentBitMask().
int	componentCount()	Number of components per pixel, e.g.
PixelFormat.CType[]	componentOrder()	Returns the Component type order of all components, see PixelFormat.Composition.componentBitMask().
int	decodeSingleI32(int shifted, int cIdx)	Decodes a component from the shifted pixel data with a PixelFormat.Composition.bytesPerPixel() of up to 32bit.
int	decodeSingleI64(long shifted, int cIdx)	Decodes a component from the shifted pixel data with a PixelFormat.Composition.bytesPerPixel() of up to 64bit.
int	defaultValue(int cIdx, boolean shiftResult)
int	encode3CompI32(int c1NormI32, int c2NormI32, int c3NormI32)
int	encode3CompI8(byte c1NormI8, byte c2NormI8, byte c3NormI8)
int	encode4CompI32(int c1NormI32, int c2NormI32, int c3NormI32, int c4NormI32)
int	encode4CompI8(byte c1NormI8, byte c2NormI8, byte c3NormI8, byte c4NormI8)
int	encodeSingleI32(int norm, int cIdx)
long	encodeSingleI64(int norm, int cIdx)
int	encodeSingleI8(byte normI8, int cIdx)
boolean	equals(Object obj)	Returns Object.equals(Object)
int	find(PixelFormat.CType s)	Returns the index of given PixelFormat.CType within PixelFormat.Composition.componentOrder(), -1 if not exists.
int	fromFloat(float f, int cIdx, boolean shiftResult)
int	hashCode()	Returns cached immutable hash value, see Object.hashCode().
boolean	isInterleaved()	Returns true if all components are packed, i.e.
boolean	isUniform()	Returns true if all components are of same bit-size, e.g.
float	toFloat(int i32, int cIdx, boolean i32Shifted)
String	toString()	Returns Object.toString().

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PackedComposition

public PackedComposition(PixelFormat.CType[] componentOrder,
                         int componentCount,
                         int bpc,
                         int bitStride)

Parameters:

componentOrder - Component type order of all components, see componentBitMask().

componentCount - number of components

bpc - bits per component

bitStride - stride bits to next pixel

PackedComposition

public PackedComposition(PixelFormat.CType[] componentOrder,
                         int[] componentMask,
                         int[] componentBitShift,
                         int bitStride)

Parameters:

componentOrder - Component type order of all components, see componentBitMask().

componentMask - bit-mask of of all components, see componentBitMask().

componentBitShift - bit-shift of all components, see componentBitMask().

bitStride - stride bits to next pixel

Method Detail

toString

public final String toString()

Description copied from interface: PixelFormat.Composition

Returns Object.toString().

Specified by:

toString in interface PixelFormat.Composition

Overrides:

toString in class Object

isUniform

public final boolean isUniform()

Description copied from interface: PixelFormat.Composition

Returns true if all components are of same bit-size, e.g. RGBA8888, otherwise false, e.g. RGBA5551

Specified by:

isUniform in interface PixelFormat.Composition

isInterleaved

public final boolean isInterleaved()

Returns true if all components are packed, i.e. interleaved, e.g. RGBA8888, otherwise false.

Instances of PixelFormat.PackedComposition returns true.

Specified by:

isInterleaved in interface PixelFormat.Composition

componentCount

public final int componentCount()

Description copied from interface: PixelFormat.Composition

Number of components per pixel, e.g. 3 for RGBx8888.

Specified by:

componentCount in interface PixelFormat.Composition

bitsPerPixel

public final int bitsPerPixel()

Description copied from interface: PixelFormat.Composition

Number of bits per pixel, e.g. 24 bits for RGBx8888.

Specified by:

bitsPerPixel in interface PixelFormat.Composition

bitStride

public final int bitStride()

Description copied from interface: PixelFormat.Composition

Bit distance between pixels.

For packed pixels e.g. 32 bits for RGBx8888.

Specified by:

bitStride in interface PixelFormat.Composition

bytesPerPixel

public final int bytesPerPixel()

Description copied from interface: PixelFormat.Composition

Number of bytes per pixel, i.e. packed PixelFormat.Composition.bitStride() in bytes, e.g. 4 for RGBx8888.

Specified by:

bytesPerPixel in interface PixelFormat.Composition

componentOrder

public final PixelFormat.CType[] componentOrder()

Description copied from interface: PixelFormat.Composition

Returns the Component type order of all components, see PixelFormat.Composition.componentBitMask().

Specified by:

componentOrder in interface PixelFormat.Composition

find

public final int find(PixelFormat.CType s)

Description copied from interface: PixelFormat.Composition

Returns the index of given PixelFormat.CType within PixelFormat.Composition.componentOrder(), -1 if not exists.

Specified by:

find in interface PixelFormat.Composition

componentBitMask

public final int[] componentBitMask()

Description copied from interface: PixelFormat.Composition

Returns the un-shifted bit-mask of all components.

Components mask is returned in the order Low-Index to High-Index, e.g.:

• RGB565: 0: R 0x1F, 1: G 0x3F, 2: B 0x1F
• RGBA5551: 0: R 0x1F, 1: G 0x1F, 2: B 0x1F, 3: A 0x01
• RGBA8888: 0: R 0xFF, 1: G 0xFF, 2: B 0xFF, 3: A 0xFF

Specified by:

componentBitMask in interface PixelFormat.Composition

componentBitCount

public final int[] componentBitCount()

Description copied from interface: PixelFormat.Composition

Returns the number of bits of all components, see PixelFormat.Composition.componentBitMask().

Specified by:

componentBitCount in interface PixelFormat.Composition

componentBitShift

public final int[] componentBitShift()

Description copied from interface: PixelFormat.Composition

Returns the bit-shift of all components, see PixelFormat.Composition.componentBitMask().

Specified by:

componentBitShift in interface PixelFormat.Composition

decodeSingleI32

public final int decodeSingleI32(int shifted,
                                 int cIdx)

Description copied from interface: PixelFormat.Composition

Decodes a component from the shifted pixel data with a PixelFormat.Composition.bytesPerPixel() of up to 32bit.

Specified by:

decodeSingleI32 in interface PixelFormat.Composition

Parameters:

shifted - complete pixel encoded into on 32bit integer

cIdx - the desired component index

Returns:

the decoded component value

decodeSingleI64

public final int decodeSingleI64(long shifted,
                                 int cIdx)

Description copied from interface: PixelFormat.Composition

Decodes a component from the shifted pixel data with a PixelFormat.Composition.bytesPerPixel() of up to 64bit.

Specified by:

decodeSingleI64 in interface PixelFormat.Composition

Parameters:

shifted - complete pixel encoded into on 64bit integer

cIdx - the desired component index

Returns:

the decoded component value

encodeSingleI32

public final int encodeSingleI32(int norm,
                                 int cIdx)

Specified by:

encodeSingleI32 in interface PixelFormat.Composition

encodeSingleI64

public final long encodeSingleI64(int norm,
                                  int cIdx)

Specified by:

encodeSingleI64 in interface PixelFormat.Composition

encode3CompI32

public final int encode3CompI32(int c1NormI32,
                                int c2NormI32,
                                int c3NormI32)

Specified by:

encode3CompI32 in interface PixelFormat.Composition

encode4CompI32

public final int encode4CompI32(int c1NormI32,
                                int c2NormI32,
                                int c3NormI32,
                                int c4NormI32)

Specified by:

encode4CompI32 in interface PixelFormat.Composition

encodeSingleI8

public final int encodeSingleI8(byte normI8,
                                int cIdx)

Specified by:

encodeSingleI8 in interface PixelFormat.Composition

encode3CompI8

public final int encode3CompI8(byte c1NormI8,
                               byte c2NormI8,
                               byte c3NormI8)

Specified by:

encode3CompI8 in interface PixelFormat.Composition

encode4CompI8

public final int encode4CompI8(byte c1NormI8,
                               byte c2NormI8,
                               byte c3NormI8,
                               byte c4NormI8)

Specified by:

encode4CompI8 in interface PixelFormat.Composition

toFloat

public final float toFloat(int i32,
                           int cIdx,
                           boolean i32Shifted)

Specified by:

toFloat in interface PixelFormat.Composition

fromFloat

public final int fromFloat(float f,
                           int cIdx,
                           boolean shiftResult)

Specified by:

fromFloat in interface PixelFormat.Composition

defaultValue

public final int defaultValue(int cIdx,
                              boolean shiftResult)

Specified by:

defaultValue in interface PixelFormat.Composition

hashCode

public final int hashCode()

Description copied from interface: PixelFormat.Composition

Returns cached immutable hash value, see Object.hashCode().

Specified by:

hashCode in interface PixelFormat.Composition

Overrides:

hashCode in class Object

equals

public final boolean equals(Object obj)

Description copied from interface: PixelFormat.Composition

Returns Object.equals(Object)

Specified by:

equals in interface PixelFormat.Composition

Overrides:

equals in class Object