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Standard Widget Toolkit for GTK on ppc64le
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/*******************************************************************************
* Copyright (c) 2005, 2009 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.opengl;
/**
* The GLData class is a device-independent description
* of the pixel format attributes of a GL drawable.
*
* @see GLCanvas
* @see OpenGL snippets
* @see Sample code and further information
*
* @since 3.2
*/
public class GLData {
/**
* Specifies a double-buffered surface. During context
* creation, only double-buffered formats are considered
* when set to true.
*/
public boolean doubleBuffer;
/**
* Specifies a stereo surface. During context creation,
* only stereo formats are considered when set to true.
*/
public boolean stereo;
/**
* The size in bits of the color buffer's red channel.
* During context creation, this specifies the minimum
* required red bits.
*/
public int redSize;
/**
* The size in bits of the color buffer's green channel.
* During context creation, this specifies the minimum
* required green bits.
*/
public int greenSize;
/**
* The size in bits of the color buffer's blue channel.
* During context creation, this specifies the minimum
* required blue bits.
*/
public int blueSize;
/**
* The size in bits of the color buffer's alpha channel.
* During context creation, this specifies the minimum
* required alpha bits.
*/
public int alphaSize;
/**
* The size in bits of the depth buffer. During context
* creation, the smallest depth buffer of at least the
* specified value is preferred, or zero for no depth
* buffer.
*/
public int depthSize;
/**
* The desired number of stencil bitplanes. During
* context creation, the smallest stencil buffer of at
* least the specified value is preferred, or zero for
* no stencil buffer.
*/
public int stencilSize;
/**
* The size in bits of the accumulation buffer's red
* channel. During context creation, this specifies the
* minimum required red bits.
*/
public int accumRedSize;
/**
* The size in bits of the accumulation buffer's green
* channel. During context creation, this specifies the
* minimum required green bits.
*/
public int accumGreenSize;
/**
* The size in bits of the accumulation buffer's blue
* channel. During context creation, this specifies the
* minimum required blue bits.
*/
public int accumBlueSize;
/**
* The size in bits of the accumulation buffer's alpha
* channel. During context creation, this specifies the
* minimum required alpha bits.
*/
public int accumAlphaSize;
/**
* The number of multisample buffers used by this context.
* During context creation, this specifies the minimum
* number of multisample buffers requested.
*/
public int sampleBuffers;
/**
* The number of samples accepted in the multisample buffer.
* During creation, pixel formats with the smallest number of
* samples that meets or exceeds the specified minimum number
* are preferred.
*/
public int samples;
/**
* Another GLCanvas whose texture namespace and display lists
* should be shared.
*
* @since 3.5
*/
public GLCanvas shareContext;
/**
* Returns a string containing a concise, human-readable
* description of the receiver.
*
* @return a string representation of the data
*/
@Override
public String toString() {
return (doubleBuffer ? "doubleBuffer," : "") +
(stereo ? "stereo," : "") +
"r:" + redSize + " g:" + greenSize + " b:" + blueSize + " a:" + alphaSize + "," +
"depth:" + depthSize + ",stencil:" + stencilSize +
",accum r:" + accumRedSize + "g:" + accumGreenSize + "b:" + accumBlueSize + "a:" + accumAlphaSize +
",sampleBuffers:" + sampleBuffers + ",samples:" + samples;
}
}
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