| 1 | /* $Id: OpenGLTestDarwin.cpp 20161 2009-05-29 16:30:42Z 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 | * Sun Microsystems, Inc. confidential
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| 11 | * All rights reserved
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| 12 | */
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| 13 |
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| 14 |
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| 15 | #include <OpenGL/OpenGL.h>
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| 16 | #include <ApplicationServices/ApplicationServices.h>
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| 17 |
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| 18 | bool is3DAccelerationSupported()
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| 19 | {
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| 20 | CGDirectDisplayID display = CGMainDisplayID ();
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| 21 | CGOpenGLDisplayMask cglDisplayMask = CGDisplayIDToOpenGLDisplayMask (display);
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| 22 | CGLPixelFormatObj pixelFormat = NULL;
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| 23 | GLint numPixelFormats = 0;
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| 24 |
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| 25 | CGLPixelFormatAttribute attribs[] = {
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| 26 | kCGLPFADisplayMask,
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| 27 | (CGLPixelFormatAttribute)cglDisplayMask,
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| 28 | kCGLPFAAccelerated,
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| 29 | kCGLPFADoubleBuffer,
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| 30 | kCGLPFAWindow,
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| 31 | (CGLPixelFormatAttribute)NULL
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| 32 | };
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| 33 |
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| 34 | display = CGMainDisplayID();
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| 35 | cglDisplayMask = CGDisplayIDToOpenGLDisplayMask(display);
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| 36 | CGLChoosePixelFormat(attribs, &pixelFormat, &numPixelFormats);
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| 37 |
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| 38 | if (pixelFormat)
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| 39 | {
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| 40 | CGLContextObj cglContext = 0;
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| 41 | CGLCreateContext(pixelFormat, NULL, &cglContext);
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| 42 | CGLDestroyPixelFormat(pixelFormat);
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| 43 | if (cglContext)
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| 44 | {
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| 45 | CGLDestroyContext(cglContext);
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| 46 | return true;
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| 47 | }
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| 48 | }
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| 49 |
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| 50 | return false;
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| 51 | }
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| 52 |
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