| 1 | /* $Id: OpenGLTestDarwin.cpp 20512 2009-06-12 13:02:29Z vboxsync $ */
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| 2 |
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| 3 | /** @file
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| 4 | * VBox host opengl support test
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| 5 | */
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| 6 |
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| 7 | /*
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| 8 | * Copyright (C) 2009 Sun Microsystems, Inc.
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| 9 | *
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| 10 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 11 | * available from http://www.virtualbox.org. This file is free software;
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| 12 | * you can redistribute it and/or modify it under the terms of the GNU
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| 13 | * General Public License (GPL) as published by the Free Software
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| 14 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 15 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 16 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 17 | *
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| 18 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 19 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 20 | * additional information or have any questions.
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| 21 | */
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| 22 |
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| 23 |
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| 24 | #include <OpenGL/OpenGL.h>
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| 25 | #include <ApplicationServices/ApplicationServices.h>
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| 26 | #include <OpenGL/gl.h>
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| 27 |
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| 28 | bool is3DAccelerationSupported()
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| 29 | {
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| 30 | CGDirectDisplayID display = CGMainDisplayID ();
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| 31 | CGOpenGLDisplayMask cglDisplayMask = CGDisplayIDToOpenGLDisplayMask (display);
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| 32 | CGLPixelFormatObj pixelFormat = NULL;
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| 33 | GLint numPixelFormats = 0;
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| 34 |
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| 35 | CGLPixelFormatAttribute attribs[] = {
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| 36 | kCGLPFADisplayMask,
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| 37 | (CGLPixelFormatAttribute)cglDisplayMask,
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| 38 | kCGLPFAAccelerated,
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| 39 | kCGLPFADoubleBuffer,
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| 40 | kCGLPFAWindow,
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| 41 | (CGLPixelFormatAttribute)NULL
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| 42 | };
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| 43 |
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| 44 | display = CGMainDisplayID();
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| 45 | cglDisplayMask = CGDisplayIDToOpenGLDisplayMask(display);
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| 46 | CGLChoosePixelFormat(attribs, &pixelFormat, &numPixelFormats);
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| 47 |
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| 48 | if (pixelFormat)
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| 49 | {
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| 50 | CGLContextObj cglContext = 0;
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| 51 | CGLCreateContext(pixelFormat, NULL, &cglContext);
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| 52 | CGLDestroyPixelFormat(pixelFormat);
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| 53 | if (cglContext)
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| 54 | {
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| 55 | CGLDestroyContext(cglContext);
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| 56 | return true;
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| 57 | }
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| 58 | }
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| 59 |
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| 60 | return false;
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| 61 | }
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| 62 |
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