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Diffstat (limited to 'include/VBox/Graphics/VBoxVideo3D.h')
| -rw-r--r-- | include/VBox/Graphics/VBoxVideo3D.h | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/include/VBox/Graphics/VBoxVideo3D.h b/include/VBox/Graphics/VBoxVideo3D.h new file mode 100644 index 00000000..f6699b5c --- /dev/null +++ b/include/VBox/Graphics/VBoxVideo3D.h @@ -0,0 +1,173 @@ +/* $Id: VBoxVideo3D.h $ */ +/** @file + * VirtualBox 3D common tooling + */ + +/* + * Copyright (C) 2011-2020 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * General Public License (GPL) as published by the Free Software + * Foundation, in version 2 as it comes in the "COPYING" file of the + * VirtualBox OSE distribution. VirtualBox OSE is distributed in the + * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL) only, as it comes in the "COPYING.CDDL" file of the + * VirtualBox OSE distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + */ + +#ifndef VBOX_INCLUDED_Graphics_VBoxVideo3D_h +#define VBOX_INCLUDED_Graphics_VBoxVideo3D_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <iprt/cdefs.h> +#include <iprt/asm.h> +#ifndef VBoxTlsRefGetImpl +# ifdef VBoxTlsRefSetImpl +# error "VBoxTlsRefSetImpl is defined, unexpected!" +# endif +# include <iprt/thread.h> +# define VBoxTlsRefGetImpl(_tls) (RTTlsGet((RTTLS)(_tls))) +# define VBoxTlsRefSetImpl(_tls, _val) (RTTlsSet((RTTLS)(_tls), (_val))) +#else +# ifndef VBoxTlsRefSetImpl +# error "VBoxTlsRefSetImpl is NOT defined, unexpected!" +# endif +#endif + +#ifndef VBoxTlsRefAssertImpl +# define VBoxTlsRefAssertImpl(_a) do {} while (0) +#endif + +typedef DECLCALLBACK(void) FNVBOXTLSREFDTOR(void*); +typedef FNVBOXTLSREFDTOR *PFNVBOXTLSREFDTOR; + +typedef enum { + VBOXTLSREFDATA_STATE_UNDEFINED = 0, + VBOXTLSREFDATA_STATE_INITIALIZED, + VBOXTLSREFDATA_STATE_TOBE_DESTROYED, + VBOXTLSREFDATA_STATE_DESTROYING, + VBOXTLSREFDATA_STATE_32BIT_HACK = 0x7fffffff +} VBOXTLSREFDATA_STATE; + +#define VBOXTLSREFDATA \ + volatile int32_t cTlsRefs; \ + VBOXTLSREFDATA_STATE enmTlsRefState; \ + PFNVBOXTLSREFDTOR pfnTlsRefDtor; \ + +struct VBOXTLSREFDATA_DUMMY +{ + VBOXTLSREFDATA +}; + +#define VBOXTLSREFDATA_OFFSET(_t) RT_OFFSETOF(_t, cTlsRefs) +#define VBOXTLSREFDATA_ASSERT_OFFSET(_t) RTASSERT_OFFSET_OF(_t, cTlsRefs) +#define VBOXTLSREFDATA_SIZE() (sizeof (struct VBOXTLSREFDATA_DUMMY)) +#define VBOXTLSREFDATA_COPY(_pDst, _pSrc) do { \ + (_pDst)->cTlsRefs = (_pSrc)->cTlsRefs; \ + (_pDst)->enmTlsRefState = (_pSrc)->enmTlsRefState; \ + (_pDst)->pfnTlsRefDtor = (_pSrc)->pfnTlsRefDtor; \ + } while (0) + +#define VBOXTLSREFDATA_EQUAL(_pDst, _pSrc) ( \ + (_pDst)->cTlsRefs == (_pSrc)->cTlsRefs \ + && (_pDst)->enmTlsRefState == (_pSrc)->enmTlsRefState \ + && (_pDst)->pfnTlsRefDtor == (_pSrc)->pfnTlsRefDtor \ + ) + + +#define VBoxTlsRefInit(_p, _pfnDtor) do { \ + (_p)->cTlsRefs = 1; \ + (_p)->enmTlsRefState = VBOXTLSREFDATA_STATE_INITIALIZED; \ + (_p)->pfnTlsRefDtor = (_pfnDtor); \ + } while (0) + +#define VBoxTlsRefIsFunctional(_p) (!!((_p)->enmTlsRefState == VBOXTLSREFDATA_STATE_INITIALIZED)) + +#define VBoxTlsRefAddRef(_p) do { \ + int cRefs = ASMAtomicIncS32(&(_p)->cTlsRefs); \ + VBoxTlsRefAssertImpl(cRefs > 1 || (_p)->enmTlsRefState == VBOXTLSREFDATA_STATE_DESTROYING); \ + RT_NOREF(cRefs); \ + } while (0) + +#define VBoxTlsRefCountGet(_p) (ASMAtomicReadS32(&(_p)->cTlsRefs)) + +#define VBoxTlsRefRelease(_p) do { \ + int cRefs = ASMAtomicDecS32(&(_p)->cTlsRefs); \ + VBoxTlsRefAssertImpl(cRefs >= 0); \ + if (!cRefs && (_p)->enmTlsRefState != VBOXTLSREFDATA_STATE_DESTROYING /* <- avoid recursion if VBoxTlsRefAddRef/Release is called from dtor */) { \ + (_p)->enmTlsRefState = VBOXTLSREFDATA_STATE_DESTROYING; \ + (_p)->pfnTlsRefDtor((_p)); \ + } \ + } while (0) + +#define VBoxTlsRefMarkDestroy(_p) do { \ + (_p)->enmTlsRefState = VBOXTLSREFDATA_STATE_TOBE_DESTROYED; \ + } while (0) + +#define VBoxTlsRefGetCurrent(_t, _Tsd) ((_t*) VBoxTlsRefGetImpl((_Tsd))) + +#define VBoxTlsRefGetCurrentFunctional(_val, _t, _Tsd) do { \ + _t * cur = VBoxTlsRefGetCurrent(_t, _Tsd); \ + if (!cur || VBoxTlsRefIsFunctional(cur)) { \ + (_val) = cur; \ + } else { \ + VBoxTlsRefSetCurrent(_t, _Tsd, NULL); \ + (_val) = NULL; \ + } \ + } while (0) + +#define VBoxTlsRefSetCurrent(_t, _Tsd, _p) do { \ + _t * oldCur = VBoxTlsRefGetCurrent(_t, _Tsd); \ + if (oldCur != (_p)) { \ + VBoxTlsRefSetImpl((_Tsd), (_p)); \ + if (oldCur) { \ + VBoxTlsRefRelease(oldCur); \ + } \ + if ((_p)) { \ + VBoxTlsRefAddRef((_t*)(_p)); \ + } \ + } \ + } while (0) + + +/* host 3D->Fe[/Qt] notification mechanism defines */ +typedef enum +{ + VBOX3D_NOTIFY_TYPE_TEST_FUNCTIONAL = 3, + VBOX3D_NOTIFY_TYPE_3DDATA_VISIBLE = 4, + VBOX3D_NOTIFY_TYPE_3DDATA_HIDDEN = 5, + + VBOX3D_NOTIFY_TYPE_HW_SCREEN_IS_SUPPORTED = 100, + VBOX3D_NOTIFY_TYPE_HW_SCREEN_CREATED = 101, + VBOX3D_NOTIFY_TYPE_HW_SCREEN_DESTROYED = 102, + VBOX3D_NOTIFY_TYPE_HW_SCREEN_UPDATE_BEGIN = 103, + VBOX3D_NOTIFY_TYPE_HW_SCREEN_UPDATE_END = 104, + + VBOX3D_NOTIFY_TYPE_HW_OVERLAY_CREATED = 200, + VBOX3D_NOTIFY_TYPE_HW_OVERLAY_DESTROYED = 201, + VBOX3D_NOTIFY_TYPE_HW_OVERLAY_GET_ID = 202, + + VBOX3D_NOTIFY_TYPE_32BIT_HACK = 0x7fffffff +} VBOX3D_NOTIFY_TYPE; + +typedef struct VBOX3DNOTIFY +{ + VBOX3D_NOTIFY_TYPE enmNotification; + int32_t iDisplay; + uint32_t u32Reserved; + uint32_t cbData; + uint8_t au8Data[sizeof(uint64_t)]; +} VBOX3DNOTIFY; + +#endif /* !VBOX_INCLUDED_Graphics_VBoxVideo3D_h */ |