gecko/mobile/android/base/gfx/CairoGLInfo.java

68 lines
2.8 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Android code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2009-2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Patrick Walton <pcwalton@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
package org.mozilla.gecko.gfx;
import javax.microedition.khronos.opengles.GL10;
/** Information needed to render Cairo bitmaps using OpenGL ES. */
public class CairoGLInfo {
public final int internalFormat;
public final int format;
public final int type;
public CairoGLInfo(int cairoFormat) {
switch (cairoFormat) {
case CairoImage.FORMAT_ARGB32:
internalFormat = format = GL10.GL_RGBA; type = GL10.GL_UNSIGNED_BYTE;
break;
case CairoImage.FORMAT_RGB24:
internalFormat = format = GL10.GL_RGB; type = GL10.GL_UNSIGNED_BYTE;
break;
case CairoImage.FORMAT_RGB16_565:
internalFormat = format = GL10.GL_RGB; type = GL10.GL_UNSIGNED_SHORT_5_6_5;
break;
case CairoImage.FORMAT_A8:
case CairoImage.FORMAT_A1:
throw new RuntimeException("Cairo FORMAT_A1 and FORMAT_A8 unsupported");
default:
throw new RuntimeException("Unknown Cairo format");
}
}
}