able/windows-nt
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity
windows-nt/Source/XPSP1/NT/multimedia/directx/dxg/d3d8/fw/resource.cpp

906 lines
27 KiB
C++
Raw Permalink Normal View History

Add source files
2020-09-26 03:20:57 -05:00
/*==========================================================================;
*
* Copyright (C) 1999-2000 Microsoft Corporation. All Rights Reserved.
*
* File: rman.cpp
* Content: Resource management
*
***************************************************************************/
#include "ddrawpr.h"
#include "dxgint.h"
#include "resource.hpp"
#include "texture.hpp"
#include "d3di.hpp"
#include "ddi.h"
// Always use heap 0
DWORD CMgmtInfo::m_rmHeap = 0;
#undef DPF_MODNAME
#define DPF_MODNAME "CResource::UpdateDirtyPortion"
// These stub functions are only supported for managed resources;
// they should never get called; the asserts are there to help
// determine where the bug is if they do get called.
HRESULT CResource::UpdateDirtyPortion(CResource *pResourceTarget)
{
// This should not be called except for D3D_MANAGED
// objects because we don't keep dirty portion records
// for other kinds of objects.
// If we were D3D_MANAGED: the real class should have
// overriden this method
DXGASSERT(!IsTypeD3DManaged(Device(),
GetBufferDesc()->Type,
GetBufferDesc()->Pool));
// If this isn't D3DManaged, we shouldn't have
// been called.
DXGASSERT(FALSE);
// return something benign for retail build
return S_OK;
}
#undef DPF_MODNAME
#define DPF_MODNAME "CResource::MarkAllDirty"
void CResource::MarkAllDirty()
{
// This should not be called except for D3D_MANAGED
// objects because we don't keep dirty portion records
// for other kinds of objects.
// If we were D3D_MANAGED: the real class should have
// overriden this method
DXGASSERT(!IsTypeD3DManaged(Device(),
GetBufferDesc()->Type,
GetBufferDesc()->Pool));
// If this isn't D3DManaged, we shouldn't have
// been called.
DXGASSERT(FALSE);
} // CResource::MarkAllDirty
#undef DPF_MODNAME
#define DPF_MODNAME "CResource::SetPriorityImpl"
DWORD CResource::SetPriorityImpl(DWORD newPri)
{
DWORD oldPriority = 0;
if (IsD3DManaged())
{
oldPriority = Device()->ResourceManager()->SetPriority(m_RMHandle, newPri);
}
// If IsD3DManaged() is FALSE and if the actual pool
// is found to be D3DPOOL_MANAGED then the resource
// MUST be driver managed.
else if (GetBufferDesc()->Pool == D3DPOOL_MANAGED)
{
CD3DBase *pDev = static_cast<CD3DBase*>(Device());
DXGASSERT(IS_DX8HAL_DEVICE(pDev));
oldPriority = SetPriorityI(newPri);
pDev->SetPriority(this, newPri);
}
// If above two conditions are false, then we must
// check if we have fallen back to sysmem for some
// reason even if the app requested managed. We
// can know whether the app requested D3DPOOL_MANAGED
// by calling GetUserPool().
else if (GetUserPool() == D3DPOOL_MANAGED)
{
// We assert because sysmem fallback is currently
// possible for only vertex or index buffers.
DXGASSERT(GetBufferDesc()->Type == D3DRTYPE_VERTEXBUFFER ||
GetBufferDesc()->Type == D3DRTYPE_INDEXBUFFER);
// No need to do any real work since the
// resource is in sysmem in any case.
oldPriority = SetPriorityI(newPri);
}
else
{
DPF_ERR("Priority set on non-managed object. SetPriority returns zero.");
}
return oldPriority;
} // SetPriorityImpl
#undef DPF_MODNAME
#define DPF_MODNAME "CResource::GetPriorityImpl"
DWORD CResource::GetPriorityImpl()
{
if (!IsD3DManaged() && GetBufferDesc()->Pool != D3DPOOL_MANAGED && GetUserPool() != D3DPOOL_MANAGED)
{
DPF_ERR("Priority accessed on non-managed object. GetPriority returns zero.");
return 0;
}
return GetPriorityI();
} // GetPriorityImpl
#undef DPF_MODNAME
#define DPF_MODNAME "CResource::PreLoadImpl"
void CResource::PreLoadImpl()
{
if (IsD3DManaged())
{
Device()->ResourceManager()->PreLoad(m_RMHandle);
}
// If IsD3DManaged() is FALSE and if the actual pool
// is found to be D3DPOOL_MANAGED then the resource
// MUST be driver managed.
else if (GetBufferDesc()->Pool == D3DPOOL_MANAGED)
{
CD3DBase *pDev = static_cast<CD3DBase*>(Device());
DXGASSERT(IS_DX8HAL_DEVICE(pDev));
if(GetBufferDesc()->Type == D3DRTYPE_TEXTURE ||
GetBufferDesc()->Type == D3DRTYPE_VOLUMETEXTURE ||
GetBufferDesc()->Type == D3DRTYPE_CUBETEXTURE)
{
POINT p = {0, 0};
RECTL r = {0, 0, 0, 0};
pDev->TexBlt(0,
static_cast<CBaseTexture*>(this),
&p,
&r);
}
else
{
DXGASSERT(GetBufferDesc()->Type == D3DRTYPE_VERTEXBUFFER ||
GetBufferDesc()->Type == D3DRTYPE_INDEXBUFFER);
D3DRANGE range = {0, 0};
pDev->BufBlt(0,
static_cast<CBuffer*>(this),
0,
&range);
}
}
// If above two conditions are false, then we must
// check if we have fallen back to sysmem for some
// reason even if the app requested managed. We
// can know whether the app requested D3DPOOL_MANAGED
// by calling GetUserPool().
else if (GetUserPool() == D3DPOOL_MANAGED)
{
// We assert because sysmem fallback is currently
// possible for only vertex or index buffers.
DXGASSERT(GetBufferDesc()->Type == D3DRTYPE_VERTEXBUFFER ||
GetBufferDesc()->Type == D3DRTYPE_INDEXBUFFER);
// Do nothing since vertex/index buffer are in sysmem
// and preload has no meaning
}
else
{
DPF_ERR("PreLoad called on non-managed object");
}
} // PreLoadImpl
#undef DPF_MODNAME
#define DPF_MODNAME "CResource::RestoreDriverManagementState"
HRESULT CResource::RestoreDriverManagementState(CBaseDevice *pDevice)
{
for(CResource *pRes = pDevice->GetResourceList(); pRes != 0; pRes = pRes->m_pNext)
{
if (pRes->GetBufferDesc()->Pool == D3DPOOL_MANAGED && !pRes->IsD3DManaged()) // Must be driver managed
{
static_cast<CD3DBase*>(pDevice)->SetPriority(pRes, pRes->GetPriorityI());
if (pRes->GetBufferDesc()->Type == D3DRTYPE_TEXTURE ||
pRes->GetBufferDesc()->Type == D3DRTYPE_VOLUMETEXTURE ||
pRes->GetBufferDesc()->Type == D3DRTYPE_CUBETEXTURE)
{
static_cast<CD3DBase*>(pDevice)->SetTexLOD(static_cast<CBaseTexture*>(pRes),
static_cast<CBaseTexture*>(pRes)->GetLODI());
}
// We need to update cached pointers for read/write vertex and index buffers
else if (pRes->GetBufferDesc()->Type == D3DRTYPE_VERTEXBUFFER &&
(pRes->GetBufferDesc()->Usage & D3DUSAGE_WRITEONLY) == 0)
{
HRESULT hr = static_cast<CDriverManagedVertexBuffer*>(pRes)->UpdateCachedPointer(pDevice);
if (FAILED(hr))
{
return hr;
}
}
else if (pRes->GetBufferDesc()->Type == D3DRTYPE_INDEXBUFFER &&
(pRes->GetBufferDesc()->Usage & D3DUSAGE_WRITEONLY) == 0)
{
HRESULT hr = static_cast<CDriverManagedIndexBuffer*>(pRes)->UpdateCachedPointer(pDevice);
if (FAILED(hr))
{
return hr;
}
}
}
}
return S_OK;
} // RestoreDriverManagementState
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::Initialize"
BOOL CRMHeap::Initialize()
{
m_data_p = new CMgmtInfo*[m_size];
if (m_data_p == 0)
{
DPF_ERR("Failed to allocate texture heap.");
return FALSE;
}
memset(m_data_p, 0, sizeof(CMgmtInfo*) * m_size);
return TRUE;
} // CRMHeap::Initialize
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::heapify"
void CRMHeap::heapify(DWORD k)
{
while(TRUE)
{
DWORD smallest;
DWORD l = lchild(k);
DWORD r = rchild(k);
if (l < m_next)
if (m_data_p[l]->Cost() < m_data_p[k]->Cost())
smallest = l;
else
smallest = k;
else
smallest = k;
if (r < m_next)
if (m_data_p[r]->Cost() < m_data_p[smallest]->Cost())
smallest = r;
if (smallest != k)
{
CMgmtInfo *t = m_data_p[k];
m_data_p[k] = m_data_p[smallest];
m_data_p[k]->m_rmHeapIndex = k;
m_data_p[smallest] = t;
m_data_p[smallest]->m_rmHeapIndex = smallest;
k = smallest;
}
else
break;
}
} // CRMHeap::heapify
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::add"
BOOL CRMHeap::add(CMgmtInfo *pMgmtInfo)
{
DXGASSERT(pMgmtInfo->m_rmHeapIndex == 0);
if (m_next == m_size)
{
m_size = m_size * 2 - 1;
CMgmtInfo **p = new CMgmtInfo*[m_size];
if (p == 0)
{
DPF_ERR("Failed to allocate memory to grow heap.");
m_size = (m_size + 1) / 2; // restore size
return FALSE;
}
memcpy(p + 1, m_data_p + 1, sizeof(CMgmtInfo*) * (m_next - 1));
delete[] m_data_p;
m_data_p = p;
}
ULONGLONG Cost = pMgmtInfo->Cost();
for (DWORD k = m_next; k > 1; k = parent(k))
if (Cost < m_data_p[parent(k)]->Cost())
{
m_data_p[k] = m_data_p[parent(k)];
m_data_p[k]->m_rmHeapIndex = k;
}
else
break;
m_data_p[k] = pMgmtInfo;
m_data_p[k]->m_rmHeapIndex = k;
++m_next;
return TRUE;
} // CRMHeap::add
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::extractMin"
CMgmtInfo* CRMHeap::extractMin()
{
CMgmtInfo *pMgmtInfo = m_data_p[1];
--m_next;
m_data_p[1] = m_data_p[m_next];
m_data_p[1]->m_rmHeapIndex = 1;
heapify(1);
pMgmtInfo->m_rmHeapIndex = 0;
return pMgmtInfo;
} // CRMHeap::extractMin
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::extractMax"
CMgmtInfo* CRMHeap::extractMax()
{
// When extracting the max element from the heap, we don't need to
// search the entire heap, but just the leafnodes. This is because
// it is guaranteed that parent nodes are cheaper than the leaf nodes
// so once you have looked through the leaves, you won't find anything
// cheaper.
// NOTE: (lchild(i) >= m_next) is TRUE only for leaf nodes.
// ALSO NOTE: You cannot have a rchild without a lchild, so simply
// checking for lchild is sufficient.
//
// CONSIDER(40358): Should have asserts to verify above assumptions; but
// it would require writing a heap-consistency
// checker. Maybe someday.
//
unsigned max = m_next - 1;
ULONGLONG maxcost = 0;
for (unsigned i = max; lchild(i) >= m_next; --i)
{
ULONGLONG Cost = m_data_p[i]->Cost();
if (maxcost < Cost)
{
maxcost = Cost;
max = i;
}
}
CMgmtInfo* pMgmtInfo = m_data_p[max];
if (pMgmtInfo->m_bInUse)
{
max = 0;
maxcost = 0;
for (i = m_next - 1; i > 0; --i)
{
ULONGLONG Cost = m_data_p[i]->Cost();
if (maxcost < Cost && !m_data_p[i]->m_bInUse)
{
maxcost = Cost;
max = i;
}
}
if (max == 0) // All textures in use
return 0;
pMgmtInfo = m_data_p[max];
}
del(m_data_p[max]);
return pMgmtInfo;
} // CRMHeap::extractMax
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::extractNotInScene"
CMgmtInfo* CRMHeap::extractNotInScene(DWORD dwScene)
{
for (unsigned i = 1; i < m_next; ++i)
{
if (m_data_p[i]->m_scene != dwScene)
{
CMgmtInfo* pMgmtInfo = m_data_p[i];
del(m_data_p[i]);
return pMgmtInfo;
}
}
return 0;
} // CRMHeap::extractNotInScene
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::del"
void CRMHeap::del(CMgmtInfo* pMgmtInfo)
{
DWORD k = pMgmtInfo->m_rmHeapIndex;
--m_next;
ULONGLONG Cost = m_data_p[m_next]->Cost();
if (Cost < pMgmtInfo->Cost())
{
while(k > 1)
{
if (Cost < m_data_p[parent(k)]->Cost())
{
m_data_p[k] = m_data_p[parent(k)];
m_data_p[k]->m_rmHeapIndex = k;
}
else
break;
k = parent(k);
}
m_data_p[k] = m_data_p[m_next];
m_data_p[k]->m_rmHeapIndex = k;
}
else
{
m_data_p[k] = m_data_p[m_next];
m_data_p[k]->m_rmHeapIndex = k;
heapify(k);
}
pMgmtInfo->m_rmHeapIndex = 0;
} // CRMHeap::del
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::update"
void CRMHeap::update(CMgmtInfo* pMgmtInfo, BOOL inuse, DWORD priority, DWORD ticks)
{
DWORD k = pMgmtInfo->m_rmHeapIndex;
ULONGLONG Cost;
#ifdef _X86_
_asm
{
mov edx, inuse;
shl edx, 31;
mov eax, priority;
mov ecx, eax;
shr eax, 1;
or edx, eax;
mov DWORD PTR Cost + 4, edx;
shl ecx, 31;
mov eax, ticks;
shr eax, 1;
or eax, ecx;
mov DWORD PTR Cost, eax;
}
#else
Cost = ((ULONGLONG)inuse << 63) + ((ULONGLONG)priority << 31) + ((ULONGLONG)(ticks >> 1));
#endif
if (Cost < pMgmtInfo->Cost())
{
while(k > 1)
{
if (Cost < m_data_p[parent(k)]->Cost())
{
m_data_p[k] = m_data_p[parent(k)];
m_data_p[k]->m_rmHeapIndex = k;
}
else
break;
k = parent(k);
}
pMgmtInfo->m_bInUse = inuse;
pMgmtInfo->m_priority = priority;
pMgmtInfo->m_ticks = ticks;
pMgmtInfo->m_rmHeapIndex = k;
m_data_p[k] = pMgmtInfo;
}
else
{
pMgmtInfo->m_bInUse = inuse;
pMgmtInfo->m_priority = priority;
pMgmtInfo->m_ticks = ticks;
heapify(k);
}
} // CRMHeap::update
#undef DPF_MODNAME
#define DPF_MODNAME "CRMHeap::resetAllTimeStamps"
void CRMHeap::resetAllTimeStamps(DWORD ticks)
{
for (unsigned i = 1; i < m_next; ++i)
{
update(m_data_p[i], m_data_p[i]->m_bInUse, m_data_p[i]->m_priority, ticks);
}
} // CRMHeap::resetAllTimeStamps
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::Init"
HRESULT CResourceManager::Init(CBaseDevice *pD3D8)
{
const D3DCAPS8* pCaps = pD3D8->GetD3DCaps();
if (pCaps != 0)
if (pCaps->DevCaps & D3DDEVCAPS_SEPARATETEXTUREMEMORIES)
{
m_dwNumHeaps = pD3D8->GetD3DCaps()->MaxSimultaneousTextures;
if (m_dwNumHeaps < 1)
{
DPF_ERR("Max simultaneous textures not set. Forced to 1.");
m_dwNumHeaps = 1;
}
DPF(2, "Number of heaps set to %u.", m_dwNumHeaps);
}
else
m_dwNumHeaps = 1;
else
m_dwNumHeaps = 1;
m_heap_p = new CRMHeap[m_dwNumHeaps];
if (m_heap_p == 0)
{
DPF_ERR("Out of memory allocating texture heap.");
return E_OUTOFMEMORY;
}
for (DWORD i = 0; i < m_dwNumHeaps; ++i)
{
if (m_heap_p[i].Initialize() == FALSE)
{
delete[] m_heap_p;
m_heap_p = 0;
return E_OUTOFMEMORY;
}
}
m_pD3D8 = pD3D8;
return S_OK;
} // CResourceManager::Init
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::IsDriverManaged"
BOOL CResourceManager::IsDriverManaged(D3DRESOURCETYPE Type) const
{
#if DBG
switch (Type)
{
case D3DRTYPE_TEXTURE:
case D3DRTYPE_VOLUMETEXTURE:
case D3DRTYPE_CUBETEXTURE:
case D3DRTYPE_VERTEXBUFFER:
case D3DRTYPE_INDEXBUFFER:
break;
default:
DXGASSERT(FALSE && "Management not supported for this type");
return FALSE;
};
#endif // DBG
return m_pD3D8->CanDriverManageResource();
}; // IsDriverManaged(D3DRESOURCETYPE)
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::Manage"
HRESULT CResourceManager::Manage(CResource *pResource, RMHANDLE *pHandle)
{
*pHandle = 0;
DXGASSERT(!pResource->IsD3DManaged());
CMgmtInfo *pRMInfo = new CMgmtInfo(pResource);
if (pRMInfo == 0)
{
return E_OUTOFMEMORY;
}
*pHandle = pRMInfo;
return S_OK;
} // CResourceManager::Manage
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::UnManage"
void CResourceManager::UnManage(RMHANDLE hRMHandle)
{
CMgmtInfo* &pMgmtInfo = hRMHandle;
if (pMgmtInfo == 0)
return;
if (InVidmem(hRMHandle))
{
m_heap_p[pMgmtInfo->m_rmHeap].del(pMgmtInfo);
}
delete pMgmtInfo;
} // CResourceManager::UnManage
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::SetPriority"
DWORD CResourceManager::SetPriority(RMHANDLE hRMHandle, DWORD newPriority)
{
CMgmtInfo* &pMgmtInfo = hRMHandle;
DXGASSERT(pMgmtInfo != 0);
DWORD oldPriority = pMgmtInfo->m_pBackup->SetPriorityI(newPriority);
if (InVidmem(hRMHandle))
{
m_heap_p[pMgmtInfo->m_rmHeap].update(pMgmtInfo, pMgmtInfo->m_bInUse, newPriority, pMgmtInfo->m_ticks);
}
return oldPriority;
} // CResourceManager::SetPriority
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::SetLOD"
DWORD CResourceManager::SetLOD(RMHANDLE hRMHandle, DWORD dwLodNew)
{
DWORD oldLOD;
CMgmtInfo* &pMgmtInfo = hRMHandle;
DXGASSERT(pMgmtInfo != 0);
DXGASSERT(pMgmtInfo->m_pBackup->GetBufferDesc()->Type == D3DRTYPE_TEXTURE ||
pMgmtInfo->m_pBackup->GetBufferDesc()->Type == D3DRTYPE_VOLUMETEXTURE ||
pMgmtInfo->m_pBackup->GetBufferDesc()->Type == D3DRTYPE_CUBETEXTURE);
CBaseTexture *pTex = static_cast<CBaseTexture*>(pMgmtInfo->m_pBackup);
if (dwLodNew < pTex->GetLevelCount())
{
oldLOD = pTex->SetLODI(dwLodNew);
}
else
{
DPF_ERR("Texture does not have sufficient miplevels for current LOD. LOD set to GetLevelCount()-1.");
oldLOD = pTex->SetLODI(pTex->GetLevelCount() - 1);
}
if (InVidmem(hRMHandle))
{
m_heap_p[pMgmtInfo->m_rmHeap].del(pMgmtInfo);
pMgmtInfo->m_pRes->DecrementUseCount();
pMgmtInfo->m_pRes = 0;
static_cast<LPD3DBASE>(this->m_pD3D8)->NeedResourceStateUpdate(); // Need to call this so that DrawPrimitive will do the necessary work
}
return oldLOD;
} // CResourceManager::SetLOD
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::PreLoad"
void CResourceManager::PreLoad(RMHANDLE hRMHandle)
{
CMgmtInfo* &pMgmtInfo = hRMHandle;
DXGASSERT(pMgmtInfo != 0);
BOOL bDirty = FALSE;
m_PreLoading = TRUE;
UpdateVideo(hRMHandle, &bDirty);
m_PreLoading = FALSE;
} // CResourceManaged::PreLoad
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::Lock"
void CResourceManager::Lock(RMHANDLE hRMHandle)
{
if (hRMHandle != 0)
{
CMgmtInfo* &pMgmtInfo = hRMHandle;
if (InVidmem(hRMHandle))
{
m_heap_p[pMgmtInfo->m_rmHeap].update(pMgmtInfo, TRUE, pMgmtInfo->m_pBackup->GetPriorityI(), pMgmtInfo->m_ticks);
}
}
} // CResourceManager::Lock
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::Unlock"
void CResourceManager::Unlock(RMHANDLE hRMHandle)
{
if (hRMHandle != 0)
{
CMgmtInfo* &pMgmtInfo = hRMHandle;
if (InVidmem(hRMHandle))
{
m_heap_p[pMgmtInfo->m_rmHeap].update(pMgmtInfo, FALSE, pMgmtInfo->m_pBackup->GetPriorityI(), pMgmtInfo->m_ticks);
}
}
} // CResourceManager::Unlock
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::FreeResources"
BOOL CResourceManager::FreeResources(DWORD dwHeap, DWORD dwBytes)
{
if (m_heap_p[dwHeap].length() == 0)
return FALSE;
unsigned sz;
CMgmtInfo *rc;
for (unsigned i = 0; m_heap_p[dwHeap].length() != 0 && i < dwBytes; i += sz)
{
// Find the LRU texture and remove it.
rc = m_heap_p[dwHeap].minCost();
if (rc->m_bInUse)
return FALSE;
sz = rc->m_pRes->GetBufferDesc()->Size; // save size
if (rc->m_scene == m_dwScene)
{
if(m_PreLoading)
{
return TRUE;
}
if (m_pD3D8->GetD3DCaps()->RasterCaps & D3DPRASTERCAPS_ZBUFFERLESSHSR)
{
DPF(0, "Trying to locate texture not used in current scene...");
rc = m_heap_p[dwHeap].extractNotInScene(m_dwScene);
if (rc == 0)
{
DPF_ERR("No such texture found. Cannot evict textures used in current scene.");
return FALSE;
}
DPF(0, "Texture found!");
rc->m_pRes->DecrementUseCount();
rc->m_pRes = 0;
}
else
{
DPF(1, "Texture cache thrashing. Removing MRU texture.");
rc = m_heap_p[dwHeap].extractMax();
if (rc == 0)
{
DPF_ERR("All textures in use, cannot evict texture.");
return FALSE;
}
rc->m_pRes->DecrementUseCount();
rc->m_pRes = 0;
}
}
else
{
rc = m_heap_p[dwHeap].extractMin();
rc->m_pRes->DecrementUseCount();
rc->m_pRes = 0;
}
DPF(2, "Removed texture with timestamp %u,%u (current = %u).", rc->m_priority, rc->m_ticks, tcm_ticks);
}
return TRUE;
} // CResourceManager::FreeResources
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::DiscardBytes"
void CResourceManager::DiscardBytes(DWORD cbBytes)
{
for (DWORD i = 0; i < m_dwNumHeaps; ++i)
{
if (cbBytes == 0)
{
while(m_heap_p[i].length())
{
CMgmtInfo *pMgmtInfo = m_heap_p[i].extractMin();
pMgmtInfo->m_pRes->DecrementUseCount();
pMgmtInfo->m_pRes = 0;
}
}
else
{
FreeResources(i, cbBytes / m_dwNumHeaps);
}
}
static_cast<LPD3DBASE>(m_pD3D8)->NeedResourceStateUpdate();
tcm_ticks = 0;
m_dwScene = 0;
} // CResourceManager::DiscardBytes
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::TimeStamp"
void CResourceManager::TimeStamp(CMgmtInfo *pMgmtInfo)
{
pMgmtInfo->m_scene = m_dwScene;
m_heap_p[pMgmtInfo->m_rmHeap].update(pMgmtInfo, pMgmtInfo->m_bInUse, pMgmtInfo->m_pBackup->GetPriorityI(), tcm_ticks);
unsigned tickp2 = tcm_ticks + 2;
if (tickp2 > tcm_ticks)
{
tcm_ticks = tickp2;
}
else // counter has overflowed. Let's reset all timestamps to zero
{
DPF(2, "Timestamp counter overflowed. Reseting timestamps for all textures.");
tcm_ticks = 0;
for (DWORD i = 0; i < m_dwNumHeaps; ++i)
m_heap_p[i].resetAllTimeStamps(0);
}
} // CResourceManager::TimeStamp
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::UpdateVideoInternal"
HRESULT CResourceManager::UpdateVideoInternal(CMgmtInfo *pMgmtInfo)
{
HRESULT ddrval;
DWORD trycount = 0, bytecount = pMgmtInfo->m_pBackup->GetBufferDesc()->Size;
LPD3DBASE lpDevI = static_cast<LPD3DBASE>(m_pD3D8);
// We need to make sure that we don't evict any mapped textures
for (DWORD dwStage = 0; dwStage < lpDevI->m_dwMaxTextureBlendStages; ++dwStage)
{
if (lpDevI->m_lpD3DMappedTexI[dwStage] != 0)
{
Lock(lpDevI->m_lpD3DMappedTexI[dwStage]->RMHandle());
}
}
for (DWORD dwStream = 0; dwStream < lpDevI->m_dwNumStreams; ++dwStream)
{
if (lpDevI->m_pStream[dwStream].m_pVB != 0)
{
Lock(lpDevI->m_pStream[dwStream].m_pVB->RMHandle());
}
}
if (lpDevI->m_pIndexStream->m_pVBI != 0)
{
Lock(lpDevI->m_pIndexStream->m_pVBI->RMHandle());
}
// Attempt to allocate a texture.
do
{
++trycount;
ddrval = pMgmtInfo->m_pBackup->Clone(D3DPOOL_DEFAULT, &pMgmtInfo->m_pRes);
if (SUCCEEDED(ddrval)) // No problem, there is enough memory.
{
pMgmtInfo->m_scene = m_dwScene;
pMgmtInfo->m_ticks = tcm_ticks;
DXGASSERT(pMgmtInfo->m_rmHeapIndex == 0);
if (!m_heap_p[pMgmtInfo->m_rmHeap].add(pMgmtInfo))
{
ddrval = E_OUTOFMEMORY;
goto exit2;
}
}
else if (ddrval == D3DERR_OUTOFVIDEOMEMORY) // If out of video memory
{
if (!FreeResources(pMgmtInfo->m_rmHeap, bytecount))
{
DPF_ERR("all Freed no further video memory available");
ddrval = D3DERR_OUTOFVIDEOMEMORY; //nothing left
goto exit1;
}
bytecount <<= 1;
}
else
{
D3DRESOURCETYPE Type = pMgmtInfo->m_pBackup->GetBufferDesc()->Type;
if (Type == D3DRTYPE_VERTEXBUFFER ||
Type == D3DRTYPE_INDEXBUFFER)
{
if (lpDevI->VBFailOversDisabled())
{
DPF_ERR("Cannot create Vidmem or Driver managed VB/IB. Will ***NOT*** failover to Sysmem.");
goto exit1;
}
// Fallback to sysmem
DPF(5, "Driver does not support vidmem VB, falling back to sysmem");
CResource *pRes = pMgmtInfo->m_pBackup;
pRes->DeleteRMHandle();
// HACK HACK HACK
((D3DBUFFER_DESC*)pRes->GetBufferDesc())->Pool = D3DPOOL_SYSTEMMEM;
ddrval = S_OK;
}
else
{
DPF(0, "Unexpected error in Clone %08x", ddrval);
}
goto exit1;
}
}
while (ddrval == D3DERR_OUTOFVIDEOMEMORY);
if (trycount > 1)
{
lpDevI->NeedResourceStateUpdate();
DPF(1, "Allocated texture after %u tries.", trycount);
}
pMgmtInfo->m_pBackup->MarkAllDirty();
ddrval = pMgmtInfo->m_pBackup->UpdateDirtyPortion(pMgmtInfo->m_pRes);
if (FAILED(ddrval))
{
DPF(0, "Unexpected error in UpdateDirtyPortion %08x", ddrval);
goto exit3;
}
ddrval = S_OK;
goto exit1;
exit3:
m_heap_p[pMgmtInfo->m_rmHeap].del(pMgmtInfo);
exit2:
pMgmtInfo->m_pRes->DecrementUseCount();
pMgmtInfo->m_pRes = 0;
exit1:
for (dwStage = 0; dwStage < lpDevI->m_dwMaxTextureBlendStages; ++dwStage)
{
if (lpDevI->m_lpD3DMappedTexI[dwStage])
{
Unlock(lpDevI->m_lpD3DMappedTexI[dwStage]->RMHandle());
}
}
for (dwStream = 0; dwStream < lpDevI->m_dwNumStreams; ++dwStream)
{
if (lpDevI->m_pStream[dwStream].m_pVB != 0)
{
Unlock(lpDevI->m_pStream[dwStream].m_pVB->RMHandle());
}
}
if (lpDevI->m_pIndexStream->m_pVBI != 0)
{
Unlock(lpDevI->m_pIndexStream->m_pVBI->RMHandle());
}
return ddrval;
} // CResourceManager::UpdateVideo
#undef DPF_MODNAME
#define DPF_MODNAME "CResourceManager::OnResourceDirty"
void CResourceManager::OnResourceDirty(RMHANDLE hRMHandle) const
{
static_cast<LPD3DBASE>(m_pD3D8)->NeedResourceStateUpdate();
} // CResourceManager::OnResourceDirty
// End of file : resource.cpp
Reference in a new issue Copy permalink