javax.media.opengl
Class GLCapabilities

java.lang.Object
  javax.media.opengl.GLCapabilities

All Implemented Interfaces:

Cloneable

public class GLCapabilities

extends Object

implements Cloneable

Specifies a set of OpenGL capabilities that a rendering context must support, such as color depth and whether stereo is enabled. It currently contains the minimal number of routines which allow configuration on all supported window systems.

Constructor Summary

GLCapabilities()
Creates a GLCapabilities object.

Method Summary

Object	clone()
int	getAccumAlphaBits() Returns the number of bits requested for the accumulation buffer's alpha component.
int	getAccumBlueBits() Returns the number of bits requested for the accumulation buffer's blue component.
int	getAccumGreenBits() Returns the number of bits requested for the accumulation buffer's green component.
int	getAccumRedBits() Returns the number of bits requested for the accumulation buffer's red component.
int	getAlphaBits() Returns the number of bits requested for the color buffer's alpha component.
int	getBlueBits() Returns the number of bits requested for the color buffer's blue component.
int	getDepthBits() Returns the number of bits requested for the depth buffer.
boolean	getDoubleBuffered() Indicates whether double-buffering is enabled.
int	getGreenBits() Returns the number of bits requested for the color buffer's green component.
boolean	getHardwareAccelerated() Indicates whether hardware acceleration is enabled.
int	getNumSamples() Returns the number of sample buffers to be allocated if sample buffers are enabled.
boolean	getPbufferFloatingPointBuffers() For pbuffers only, returns whether floating-point buffers should be used if available.
boolean	getPbufferRenderToTexture() For pbuffers only, returns whether the render-to-texture extension should be used if available.
boolean	getPbufferRenderToTextureRectangle() For pbuffers only, returns whether the render-to-texture extension should be used.
int	getRedBits() Returns the number of bits requested for the color buffer's red component.
boolean	getSampleBuffers() Returns whether sample buffers for full-scene antialiasing (FSAA) should be allocated for this drawable.
int	getStencilBits() Returns the number of bits requested for the stencil buffer.
boolean	getStereo() Indicates whether stereo is enabled.
void	setAccumAlphaBits(int accumAlphaBits) Sets number of bits requested for accumulation buffer's alpha component.
void	setAccumBlueBits(int accumBlueBits) Sets the number of bits requested for the accumulation buffer's blue component.
void	setAccumGreenBits(int accumGreenBits) Sets the number of bits requested for the accumulation buffer's green component.
void	setAccumRedBits(int accumRedBits) Sets the number of bits requested for the accumulation buffer's red component.
void	setAlphaBits(int alphaBits) Sets the number of bits requested for the color buffer's alpha component.
void	setBlueBits(int blueBits) Sets the number of bits requested for the color buffer's blue component.
void	setDepthBits(int depthBits) Sets the number of bits requested for the depth buffer.
void	setDoubleBuffered(boolean onOrOff) Enables or disables double buffering.
void	setGreenBits(int greenBits) Sets the number of bits requested for the color buffer's green component.
void	setHardwareAccelerated(boolean onOrOff) Enables or disables hardware acceleration.
void	setNumSamples(int numSamples) If sample buffers are enabled, indicates the number of buffers to be allocated.
void	setPbufferFloatingPointBuffers(boolean onOrOff) For pbuffers only, indicates whether floating-point buffers should be used if available.
void	setPbufferRenderToTexture(boolean onOrOff) For pbuffers only, indicates whether the render-to-texture extension should be used if available.
void	setPbufferRenderToTextureRectangle(boolean onOrOff) For pbuffers only, indicates whether the render-to-texture-rectangle extension should be used if available.
void	setRedBits(int redBits) Sets the number of bits requested for the color buffer's red component.
void	setSampleBuffers(boolean onOrOff) Indicates whether sample buffers for full-scene antialiasing (FSAA) should be allocated for this drawable.
void	setStencilBits(int stencilBits) Sets the number of bits requested for the stencil buffer.
void	setStereo(boolean onOrOff) Enables or disables stereo viewing.
String	toString() Returns a textual representation of this GLCapabilities object.

Methods inherited from class java.lang.Object

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

Constructor Detail

GLCapabilities

public GLCapabilities()

Creates a GLCapabilities object. All attributes are in a default state.

Method Detail

clone

public Object clone()

getDoubleBuffered

public boolean getDoubleBuffered()

Indicates whether double-buffering is enabled.

setDoubleBuffered

public void setDoubleBuffered(boolean onOrOff)

Enables or disables double buffering.

getStereo

public boolean getStereo()

Indicates whether stereo is enabled.

setStereo

public void setStereo(boolean onOrOff)

Enables or disables stereo viewing.

getHardwareAccelerated

public boolean getHardwareAccelerated()

Indicates whether hardware acceleration is enabled.

setHardwareAccelerated

public void setHardwareAccelerated(boolean onOrOff)

Enables or disables hardware acceleration.

getDepthBits

public int getDepthBits()

Returns the number of bits requested for the depth buffer.

setDepthBits

public void setDepthBits(int depthBits)

Sets the number of bits requested for the depth buffer.

getStencilBits

public int getStencilBits()

Returns the number of bits requested for the stencil buffer.

setStencilBits

public void setStencilBits(int stencilBits)

Sets the number of bits requested for the stencil buffer.

getRedBits

public int getRedBits()

Returns the number of bits requested for the color buffer's red component. On some systems only the color depth, which is the sum of the red, green, and blue bits, is considered.

setRedBits

public void setRedBits(int redBits)

Sets the number of bits requested for the color buffer's red component. On some systems only the color depth, which is the sum of the red, green, and blue bits, is considered.

getGreenBits

public int getGreenBits()

Returns the number of bits requested for the color buffer's green component. On some systems only the color depth, which is the sum of the red, green, and blue bits, is considered.

setGreenBits

public void setGreenBits(int greenBits)

Sets the number of bits requested for the color buffer's green component. On some systems only the color depth, which is the sum of the red, green, and blue bits, is considered.

getBlueBits

public int getBlueBits()

Returns the number of bits requested for the color buffer's blue component. On some systems only the color depth, which is the sum of the red, green, and blue bits, is considered.

setBlueBits

public void setBlueBits(int blueBits)

Sets the number of bits requested for the color buffer's blue component. On some systems only the color depth, which is the sum of the red, green, and blue bits, is considered.

getAlphaBits

public int getAlphaBits()

Returns the number of bits requested for the color buffer's alpha component. On some systems only the color depth, which is the sum of the red, green, and blue bits, is considered.

setAlphaBits

public void setAlphaBits(int alphaBits)

Sets the number of bits requested for the color buffer's alpha component. On some systems only the color depth, which is the sum of the red, green, and blue bits, is considered.

getAccumRedBits

public int getAccumRedBits()

Returns the number of bits requested for the accumulation buffer's red component. On some systems only the accumulation buffer depth, which is the sum of the red, green, and blue bits, is considered.

setAccumRedBits

public void setAccumRedBits(int accumRedBits)

Sets the number of bits requested for the accumulation buffer's red component. On some systems only the accumulation buffer depth, which is the sum of the red, green, and blue bits, is considered.

getAccumGreenBits

public int getAccumGreenBits()

Returns the number of bits requested for the accumulation buffer's green component. On some systems only the accumulation buffer depth, which is the sum of the red, green, and blue bits, is considered.

setAccumGreenBits

public void setAccumGreenBits(int accumGreenBits)

Sets the number of bits requested for the accumulation buffer's green component. On some systems only the accumulation buffer depth, which is the sum of the red, green, and blue bits, is considered.

getAccumBlueBits

public int getAccumBlueBits()

Returns the number of bits requested for the accumulation buffer's blue component. On some systems only the accumulation buffer depth, which is the sum of the red, green, and blue bits, is considered.

setAccumBlueBits

public void setAccumBlueBits(int accumBlueBits)

Sets the number of bits requested for the accumulation buffer's blue component. On some systems only the accumulation buffer depth, which is the sum of the red, green, and blue bits, is considered.

getAccumAlphaBits

public int getAccumAlphaBits()

Returns the number of bits requested for the accumulation buffer's alpha component. On some systems only the accumulation buffer depth, which is the sum of the red, green, and blue bits, is considered.

setAccumAlphaBits

public void setAccumAlphaBits(int accumAlphaBits)

Sets number of bits requested for accumulation buffer's alpha component. On some systems only the accumulation buffer depth, which is the sum of the red, green, and blue bits, is considered.

setSampleBuffers

public void setSampleBuffers(boolean onOrOff)

Indicates whether sample buffers for full-scene antialiasing (FSAA) should be allocated for this drawable. Defaults to false.

getSampleBuffers

public boolean getSampleBuffers()

Returns whether sample buffers for full-scene antialiasing (FSAA) should be allocated for this drawable. Defaults to false.

setNumSamples

public void setNumSamples(int numSamples)

If sample buffers are enabled, indicates the number of buffers to be allocated. Defaults to 2.

getNumSamples

public int getNumSamples()

Returns the number of sample buffers to be allocated if sample buffers are enabled. Defaults to 2.

setPbufferFloatingPointBuffers

public void setPbufferFloatingPointBuffers(boolean onOrOff)

For pbuffers only, indicates whether floating-point buffers should be used if available. Defaults to false.

getPbufferFloatingPointBuffers

public boolean getPbufferFloatingPointBuffers()

For pbuffers only, returns whether floating-point buffers should be used if available. Defaults to false.

setPbufferRenderToTexture

public void setPbufferRenderToTexture(boolean onOrOff)

For pbuffers only, indicates whether the render-to-texture extension should be used if available. Defaults to false.

getPbufferRenderToTexture

public boolean getPbufferRenderToTexture()

For pbuffers only, returns whether the render-to-texture extension should be used if available. Defaults to false.

setPbufferRenderToTextureRectangle

public void setPbufferRenderToTextureRectangle(boolean onOrOff)

For pbuffers only, indicates whether the render-to-texture-rectangle extension should be used if available. Defaults to false.

getPbufferRenderToTextureRectangle

public boolean getPbufferRenderToTextureRectangle()

For pbuffers only, returns whether the render-to-texture extension should be used. Defaults to false.

toString

public String toString()

Returns a textual representation of this GLCapabilities object.