| 1 | /* $Id: ogl_hgcm.h 15532 2008-12-15 18:53:11Z vboxsync $ */
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| 2 |
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| 3 | /** @file
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| 4 | *
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| 5 | * VirtualBox Windows NT/2000/XP guest OpenGL hgcm related
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| 6 | *
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| 7 | * Copyright (C) 2006-2008 Sun Microsystems, Inc.
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 18 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 19 | * additional information or have any questions.
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| 20 | */
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| 21 |
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| 22 | #ifndef __VBOXOGL_HGCM_H__
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| 23 | #define __VBOXOGL_HGCM_H__
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| 24 |
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| 25 | #include <windows.h>
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| 26 | #include <iprt/cdefs.h>
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| 27 | #include <iprt/assert.h>
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| 28 |
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| 29 | typedef struct
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| 30 | {
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| 31 | HANDLE hGuestDrv;
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| 32 |
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| 33 | } VBOX_OGL_CTX, *PVBOX_OGL_CTX;
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| 34 |
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| 35 | typedef struct
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| 36 | {
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| 37 | uint32_t u32ClientID;
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| 38 | } VBOX_OGL_THREAD_CTX, *PVBOX_OGL_THREAD_CTX;
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| 39 |
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| 40 | /**
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| 41 | * Initialize the OpenGL guest-host communication channel
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| 42 | *
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| 43 | * @return success or failure (boolean)
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| 44 | */
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| 45 | BOOL VBoxOGLInit();
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| 46 |
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| 47 | /**
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| 48 | * Destroy the OpenGL guest-host communication channel
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| 49 | *
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| 50 | * @return success or failure (boolean)
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| 51 | */
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| 52 | BOOL VBoxOGLExit();
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| 53 |
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| 54 | /**
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| 55 | * Initialize new thread
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| 56 | *
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| 57 | * @return success or failure (boolean)
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| 58 | */
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| 59 | BOOL VBoxOGLThreadAttach();
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| 60 |
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| 61 | /**
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| 62 | * Clean up for terminating thread
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| 63 | *
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| 64 | * @return success or failure (boolean)
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| 65 | */
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| 66 | BOOL VBoxOGLThreadDetach();
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| 67 |
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| 68 | /**
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| 69 | * Set the thread local OpenGL context
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| 70 | *
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| 71 | * @param pCtx thread local OpenGL context ptr
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| 72 | */
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| 73 | void VBoxOGLSetThreadCtx(PVBOX_OGL_THREAD_CTX pCtx);
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| 74 |
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| 75 | /**
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| 76 | * Return the thread local OpenGL context
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| 77 | *
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| 78 | * @return thread local OpenGL context ptr or NULL if failure
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| 79 | */
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| 80 | PVBOX_OGL_THREAD_CTX VBoxOGLGetThreadCtx();
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| 81 |
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| 82 | #ifdef DEBUG
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| 83 | #define glLogError(a) \
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| 84 | { \
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| 85 | /** @todo log error */ \
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| 86 | glSetError(a); \
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| 87 | }
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| 88 | #define DbgPrintf(a) VBoxDbgLog a
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| 89 |
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| 90 | #ifdef VBOX_DEBUG_LVL2
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| 91 | #define DbgPrintf2(a) VBoxDbgLog a
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| 92 | #else
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| 93 | #define DbgPrintf2(a)
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| 94 | #endif
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| 95 |
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| 96 | #else
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| 97 | #define glLogError(a) glSetError(a)
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| 98 | #define DbgPrintf(a)
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| 99 | #define DbgPrintf2(a)
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| 100 | #endif
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| 101 |
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| 102 | #ifdef DEBUG
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| 103 | /**
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| 104 | * Log to the debug output device
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| 105 | *
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| 106 | * @param pszFormat Format string
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| 107 | * @param ... Variable parameters
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| 108 | */
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| 109 | void VBoxDbgLog(char *pszFormat, ...);
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| 110 | #endif
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| 111 |
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| 112 | #endif /* __VBOXOGL_HGCM_H__ */
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