Package jgl.context.attrib

Class gl_colorbuffer

java.lang.Object

jgl.context.attrib.gl_colorbuffer

public class gl_colorbuffer
extends Object

gl_colorbuffer is the color buffer class of jGL 2.4.

Version:

0.3, 15 Mar 2001

Author:

Robin Bing-Yu Chen

Field Summary

Fields

Modifier and Type	Field	Description
boolean	AlphaEnable	GL_ALPHA_TEST: Alpha test enabled
int	AlphaFunc	GL_ALPHA_TEST_FUNC: Alpha test function
int	AlphaRef	GL_ALPHA_TEST_REF: Alpha test reference value
int	BlendDst	GL_BLEND_DST: Blending destination function
boolean	BlendEnable	GL_BLEND: Blending enabled
int	BlendSrc	GL_BLEND_SRC: Blending source function
int[]	Buffer	The really color buffer
float[]	ClearColor	GL_COLOR_CLEAR_VALUE: Color-buffer clear value (RGBA mode)
int	ClearIndex	GL_INDEX_CLEAR_VALUE: Color-buffer clear value (color-index mode)
int	ColorMask	GL_COLOR_WRITEMASK: Color write enabled; R, G, B, or A
boolean	DitherEnable	GL_DITHER: Dithering enabled
int	DrawBuffer	GL_DRAW_BUFFER: Buffers selected for drawing
int	IndexMask	GL_INDEX_WRITEMASK: Color-index writemask
int	IntClearColor	The clear color in int for Java format
boolean	LogicOPEnable	GL_LOGIC_OP: Logical operation enabled
int	LogicOPMode	GL_LOGIC_OP_MODE: Logical operation function

Constructor Summary

Constructors

Constructor	Description
gl_colorbuffer(gl_colorbuffer cc)
gl_colorbuffer(gl_context cc)

Method Summary

Modifier and Type	Method	Description
void	clear_buffer(int size)
void	copy_pixels(int x, int y, int width, int height)
void	draw_pixels(int width, int height, int format, int size, Object pixels)
void	read_pixels(int x, int y, int width, int height, int format, int size, Object pixels)
void	set_buffer(int size)
void	set_clear_color(float r, float g, float b, float a)
void	set_color_mask(boolean r, boolean g, boolean b, boolean a)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

DrawBuffer

public int DrawBuffer

GL_DRAW_BUFFER: Buffers selected for drawing

IndexMask

public int IndexMask

GL_INDEX_WRITEMASK: Color-index writemask

ColorMask

public int ColorMask

GL_COLOR_WRITEMASK: Color write enabled; R, G, B, or A

ClearColor

public float[] ClearColor

GL_COLOR_CLEAR_VALUE: Color-buffer clear value (RGBA mode)

IntClearColor

public int IntClearColor

The clear color in int for Java format

ClearIndex

public int ClearIndex

GL_INDEX_CLEAR_VALUE: Color-buffer clear value (color-index mode)

AlphaEnable

public boolean AlphaEnable

GL_ALPHA_TEST: Alpha test enabled

AlphaFunc

public int AlphaFunc

GL_ALPHA_TEST_FUNC: Alpha test function

AlphaRef

public int AlphaRef

GL_ALPHA_TEST_REF: Alpha test reference value

BlendEnable

public boolean BlendEnable

GL_BLEND: Blending enabled

BlendSrc

public int BlendSrc

GL_BLEND_SRC: Blending source function

BlendDst

public int BlendDst

GL_BLEND_DST: Blending destination function

LogicOPEnable

public boolean LogicOPEnable

GL_LOGIC_OP: Logical operation enabled

LogicOPMode

public int LogicOPMode

GL_LOGIC_OP_MODE: Logical operation function

DitherEnable

public boolean DitherEnable

GL_DITHER: Dithering enabled

Buffer

public int[] Buffer

The really color buffer

Constructor Details

gl_colorbuffer

public gl_colorbuffer(gl_colorbuffer cc)

gl_colorbuffer

public gl_colorbuffer(gl_context cc)

Method Details

set_clear_color

public void set_clear_color(float r,
 float g,
 float b,
 float a)

set_color_mask

public void set_color_mask(boolean r,
 boolean g,
 boolean b,
 boolean a)

set_buffer

public void set_buffer(int size)

clear_buffer

public void clear_buffer(int size)

read_pixels

public void read_pixels(int x,
 int y,
 int width,
 int height,
 int format,
 int size,
 Object pixels)

draw_pixels

public void draw_pixels(int width,
 int height,
 int format,
 int size,
 Object pixels)

copy_pixels

public void copy_pixels(int x,
 int y,
 int width,
 int height)