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/* $Id: cr_compositor.h $ */
/** @file
* Compositor API.
*/
/*
* Copyright (C) 2013-2019 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.
*/
#ifndef ___cr_compositor_h
#define ___cr_compositor_h
#include "cr_vreg.h"
#include "cr_blitter.h"
/* Compositor with Stretching & Cached Rectangles info */
RT_C_DECLS_BEGIN
struct VBOXVR_SCR_COMPOSITOR_ENTRY;
struct VBOXVR_SCR_COMPOSITOR;
typedef DECLCALLBACK(void) FNVBOXVRSCRCOMPOSITOR_ENTRY_RELEASED(const struct VBOXVR_SCR_COMPOSITOR *pCompositor,
struct VBOXVR_SCR_COMPOSITOR_ENTRY *pEntry,
struct VBOXVR_SCR_COMPOSITOR_ENTRY *pReplacingEntry);
typedef FNVBOXVRSCRCOMPOSITOR_ENTRY_RELEASED *PFNVBOXVRSCRCOMPOSITOR_ENTRY_RELEASED;
typedef struct VBOXVR_SCR_COMPOSITOR_ENTRY
{
VBOXVR_COMPOSITOR_ENTRY Ce;
RTRECT Rect;
uint32_t fChanged;
uint32_t fFlags;
uint32_t cRects;
PRTRECT paSrcRects;
PRTRECT paDstRects;
PRTRECT paDstUnstretchedRects;
PFNVBOXVRSCRCOMPOSITOR_ENTRY_RELEASED pfnEntryReleased;
PCR_TEXDATA pTex;
} VBOXVR_SCR_COMPOSITOR_ENTRY;
typedef VBOXVR_SCR_COMPOSITOR_ENTRY *PVBOXVR_SCR_COMPOSITOR_ENTRY;
typedef VBOXVR_SCR_COMPOSITOR_ENTRY const *PCVBOXVR_SCR_COMPOSITOR_ENTRY;
typedef struct VBOXVR_SCR_COMPOSITOR
{
VBOXVR_COMPOSITOR Compositor;
RTRECT Rect;
#ifndef IN_RING0
float StretchX;
float StretchY;
#endif
uint32_t fFlags;
uint32_t cRects;
uint32_t cRectsBuffer;
PRTRECT paSrcRects;
PRTRECT paDstRects;
PRTRECT paDstUnstretchedRects;
} VBOXVR_SCR_COMPOSITOR;
typedef VBOXVR_SCR_COMPOSITOR *PVBOXVR_SCR_COMPOSITOR;
typedef VBOXVR_SCR_COMPOSITOR const *PCVBOXVR_SCR_COMPOSITOR;
typedef DECLCALLBACK(bool) FNVBOXVRSCRCOMPOSITOR_VISITOR(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
void *pvVisitor);
typedef FNVBOXVRSCRCOMPOSITOR_VISITOR *PFNVBOXVRSCRCOMPOSITOR_VISITOR;
DECLINLINE(void) CrVrScrCompositorEntryInit(PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry, PCRTRECT pRect, CR_TEXDATA *pTex,
PFNVBOXVRSCRCOMPOSITOR_ENTRY_RELEASED pfnEntryReleased)
{
memset(pEntry, 0, sizeof (*pEntry));
VBoxVrCompositorEntryInit(&pEntry->Ce);
pEntry->Rect = *pRect;
pEntry->pfnEntryReleased = pfnEntryReleased;
if (pTex)
{
CrTdAddRef(pTex);
pEntry->pTex = pTex;
}
}
DECLINLINE(void) CrVrScrCompositorEntryCleanup(PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry)
{
if (pEntry->pTex)
{
CrTdRelease(pEntry->pTex);
pEntry->pTex = NULL;
}
}
DECLINLINE(bool) CrVrScrCompositorEntryIsUsed(PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry)
{
return VBoxVrCompositorEntryIsInList(&pEntry->Ce);
}
DECLINLINE(void) CrVrScrCompositorEntrySetChanged(PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry, bool fChanged)
{
pEntry->fChanged = !!fChanged;
}
DECLINLINE(void) CrVrScrCompositorEntryTexSet(PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry, CR_TEXDATA *pTex)
{
if (pEntry->pTex)
CrTdRelease(pEntry->pTex);
if (pTex)
CrTdAddRef(pTex);
pEntry->pTex = pTex;
}
DECLINLINE(CR_TEXDATA *) CrVrScrCompositorEntryTexGet(PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry)
{
return pEntry->pTex;
}
DECLINLINE(bool) CrVrScrCompositorEntryIsChanged(PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry)
{
return !!pEntry->fChanged;
}
DECLINLINE(bool) CrVrScrCompositorIsEmpty(PCVBOXVR_SCR_COMPOSITOR pCompositor)
{
return VBoxVrCompositorIsEmpty(&pCompositor->Compositor);
}
VBOXVREGDECL(int) CrVrScrCompositorEntryRectSet(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
PCRTRECT pRect);
VBOXVREGDECL(int) CrVrScrCompositorEntryTexAssign(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
CR_TEXDATA *pTex);
VBOXVREGDECL(void) CrVrScrCompositorVisit(PVBOXVR_SCR_COMPOSITOR pCompositor, PFNVBOXVRSCRCOMPOSITOR_VISITOR pfnVisitor,
void *pvVisitor);
VBOXVREGDECL(void) CrVrScrCompositorEntrySetAllChanged(PVBOXVR_SCR_COMPOSITOR pCompositor, bool fChanged);
DECLINLINE(bool) CrVrScrCompositorEntryIsInList(PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry)
{
return VBoxVrCompositorEntryIsInList(&pEntry->Ce);
}
VBOXVREGDECL(int) CrVrScrCompositorEntryRegionsAdd(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
PCRTPOINT pPos, uint32_t cRegions, PCRTRECT paRegions, bool fPosRelated,
VBOXVR_SCR_COMPOSITOR_ENTRY **ppReplacedScrEntry, uint32_t *pfChangeFlags);
VBOXVREGDECL(int) CrVrScrCompositorEntryRegionsSet(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
PCRTPOINT pPos, uint32_t cRegions, PCRTRECT paRegions, bool fPosRelated,
bool *pfChanged);
VBOXVREGDECL(int) CrVrScrCompositorEntryListIntersect(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
PCVBOXVR_LIST pList2, bool *pfChanged);
VBOXVREGDECL(int) CrVrScrCompositorEntryRegionsIntersect(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
uint32_t cRegions, PCRTRECT paRegions, bool *pfChanged);
VBOXVREGDECL(int) CrVrScrCompositorEntryRegionsIntersectAll(PVBOXVR_SCR_COMPOSITOR pCompositor, uint32_t cRegions,
PCRTRECT paRegions, bool *pfChanged);
VBOXVREGDECL(int) CrVrScrCompositorEntryListIntersectAll(PVBOXVR_SCR_COMPOSITOR pCompositor, PCVBOXVR_LIST pList2,
bool *pfChanged);
VBOXVREGDECL(int) CrVrScrCompositorEntryPosSet(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
PCRTPOINT pPos);
DECLINLINE(PCRTRECT) CrVrScrCompositorEntryRectGet(PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry)
{
return &pEntry->Rect;
}
/* regions are valid until the next CrVrScrCompositor call */
VBOXVREGDECL(int) CrVrScrCompositorEntryRegionsGet(PCVBOXVR_SCR_COMPOSITOR pCompositor,
PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry, uint32_t *pcRegions,
PCRTRECT *ppaSrcRegions, PCRTRECT *ppaDstRegions,
PCRTRECT *ppaDstUnstretchedRects);
VBOXVREGDECL(int) CrVrScrCompositorEntryRemove(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry);
VBOXVREGDECL(bool) CrVrScrCompositorEntryReplace(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
PVBOXVR_SCR_COMPOSITOR_ENTRY pNewEntry);
VBOXVREGDECL(void) CrVrScrCompositorEntryFlagsSet(PVBOXVR_SCR_COMPOSITOR_ENTRY pEntry, uint32_t fFlags);
VBOXVREGDECL(uint32_t) CrVrScrCompositorEntryFlagsCombinedGet(PCVBOXVR_SCR_COMPOSITOR pCompositor,
PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry);
DECLINLINE(uint32_t) CrVrScrCompositorEntryFlagsGet(PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry)
{
return pEntry->fFlags;
}
VBOXVREGDECL(void) CrVrScrCompositorInit(PVBOXVR_SCR_COMPOSITOR pCompositor, PCRTRECT pRect);
VBOXVREGDECL(int) CrVrScrCompositorRectSet(PVBOXVR_SCR_COMPOSITOR pCompositor, PCRTRECT pRect, bool *pfChanged);
DECLINLINE(PCRTRECT) CrVrScrCompositorRectGet(PCVBOXVR_SCR_COMPOSITOR pCompositor)
{
return &pCompositor->Rect;
}
VBOXVREGDECL(void) CrVrScrCompositorClear(PVBOXVR_SCR_COMPOSITOR pCompositor);
VBOXVREGDECL(void) CrVrScrCompositorRegionsClear(PVBOXVR_SCR_COMPOSITOR pCompositor, bool *pfChanged);
typedef DECLCALLBACK(VBOXVR_SCR_COMPOSITOR_ENTRY*) FNVBOXVR_SCR_COMPOSITOR_ENTRY_FOR(PCVBOXVR_SCR_COMPOSITOR_ENTRY pEntry,
void *pvContext);
typedef FNVBOXVR_SCR_COMPOSITOR_ENTRY_FOR *PFNVBOXVR_SCR_COMPOSITOR_ENTRY_FOR;
VBOXVREGDECL(int) CrVrScrCompositorClone(PCVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR pDstCompositor,
PFNVBOXVR_SCR_COMPOSITOR_ENTRY_FOR pfnEntryFor, void *pvEntryFor);
VBOXVREGDECL(int) CrVrScrCompositorIntersectList(PVBOXVR_SCR_COMPOSITOR pCompositor, PCVBOXVR_LIST pVr, bool *pfChanged);
VBOXVREGDECL(int) CrVrScrCompositorIntersectedList(PCVBOXVR_SCR_COMPOSITOR pCompositor, PCVBOXVR_LIST pVr,
PVBOXVR_SCR_COMPOSITOR pDstCompositor,
PFNVBOXVR_SCR_COMPOSITOR_ENTRY_FOR pfnEntryFor, void *pvEntryFor, bool *pfChanged);
#ifndef IN_RING0
VBOXVREGDECL(void) CrVrScrCompositorSetStretching(PVBOXVR_SCR_COMPOSITOR pCompositor, float StretchX, float StretchY);
DECLINLINE(void) CrVrScrCompositorGetStretching(PCVBOXVR_SCR_COMPOSITOR pCompositor, float *pStretchX, float *pStretchY)
{
if (pStretchX)
*pStretchX = pCompositor->StretchX;
if (pStretchY)
*pStretchY = pCompositor->StretchY;
}
#endif
/* regions are valid until the next CrVrScrCompositor call */
VBOXVREGDECL(int) CrVrScrCompositorRegionsGet(PCVBOXVR_SCR_COMPOSITOR pCompositor, uint32_t *pcRegions,
PCRTRECT *ppaSrcRegions, PCRTRECT *ppaDstRegions, PCRTRECT *ppaDstUnstretchedRects);
#define VBOXVR_SCR_COMPOSITOR_ENTRY_FROM_ENTRY(_p) RT_FROM_MEMBER(_p, VBOXVR_SCR_COMPOSITOR_ENTRY, Ce)
#define VBOXVR_SCR_COMPOSITOR_CONST_ENTRY_FROM_ENTRY(_p) RT_FROM_MEMBER(_p, const VBOXVR_SCR_COMPOSITOR_ENTRY, Ce)
#define VBOXVR_SCR_COMPOSITOR_FROM_COMPOSITOR(_p) RT_FROM_MEMBER(_p, VBOXVR_SCR_COMPOSITOR, Compositor)
typedef struct VBOXVR_SCR_COMPOSITOR_ITERATOR
{
VBOXVR_COMPOSITOR_ITERATOR Base;
} VBOXVR_SCR_COMPOSITOR_ITERATOR;
typedef VBOXVR_SCR_COMPOSITOR_ITERATOR *PVBOXVR_SCR_COMPOSITOR_ITERATOR;
typedef struct VBOXVR_SCR_COMPOSITOR_CONST_ITERATOR
{
VBOXVR_COMPOSITOR_CONST_ITERATOR Base;
} VBOXVR_SCR_COMPOSITOR_CONST_ITERATOR;
typedef VBOXVR_SCR_COMPOSITOR_CONST_ITERATOR *PVBOXVR_SCR_COMPOSITOR_CONST_ITERATOR;
DECLINLINE(void) CrVrScrCompositorIterInit(PVBOXVR_SCR_COMPOSITOR pCompositor, PVBOXVR_SCR_COMPOSITOR_ITERATOR pIter)
{
VBoxVrCompositorIterInit(&pCompositor->Compositor, &pIter->Base);
}
DECLINLINE(void) CrVrScrCompositorConstIterInit(PCVBOXVR_SCR_COMPOSITOR pCompositor,
PVBOXVR_SCR_COMPOSITOR_CONST_ITERATOR pIter)
{
VBoxVrCompositorConstIterInit(&pCompositor->Compositor, &pIter->Base);
}
DECLINLINE(PVBOXVR_SCR_COMPOSITOR_ENTRY) CrVrScrCompositorIterNext(PVBOXVR_SCR_COMPOSITOR_ITERATOR pIter)
{
PVBOXVR_COMPOSITOR_ENTRY pCe = VBoxVrCompositorIterNext(&pIter->Base);
if (pCe)
return VBOXVR_SCR_COMPOSITOR_ENTRY_FROM_ENTRY(pCe);
return NULL;
}
DECLINLINE(PCVBOXVR_SCR_COMPOSITOR_ENTRY) CrVrScrCompositorConstIterNext(PVBOXVR_SCR_COMPOSITOR_CONST_ITERATOR pIter)
{
PCVBOXVR_COMPOSITOR_ENTRY pCe = VBoxVrCompositorConstIterNext(&pIter->Base);
if (pCe)
return VBOXVR_SCR_COMPOSITOR_CONST_ENTRY_FROM_ENTRY(pCe);
return NULL;
}
RT_C_DECLS_END
#endif
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