void
RosUmdResource::Map(
RosUmdDevice *pUmdDevice,
UINT subResource,
D3D10_DDI_MAP mapType,
UINT mapFlags,
D3D10DDI_MAPPED_SUBRESOURCE* pMappedSubRes)
{
assert(m_mipLevels == 1);
assert(m_arraySize == 1);
UNREFERENCED_PARAMETER(subResource);
pUmdDevice->m_commandBuffer.FlushIfMatching(m_mostRecentFence);
D3DDDICB_LOCK lock;
memset(&lock, 0, sizeof(lock));
lock.hAllocation = m_hKMAllocation;
SetLockFlags(mapType, mapFlags, &lock.Flags);
pUmdDevice->Lock(&lock);
pMappedSubRes->pData = lock.pData;
pMappedSubRes->RowPitch = m_hwPitchBytes;
pMappedSubRes->DepthPitch = (UINT)m_hwSizeBytes;
}
void
RosUmdResource::Map(
RosUmdDevice *pUmdDevice,
UINT subResource,
D3D10_DDI_MAP mapType,
UINT mapFlags,
D3D10DDI_MAPPED_SUBRESOURCE* pMappedSubRes)
{
assert(m_mipLevels <= 1);
assert(m_arraySize == 1);
UNREFERENCED_PARAMETER(subResource);
//
// Constant data is copied into command buffer, so there is no need for flushing
//
if (m_bindFlags & D3D10_DDI_BIND_CONSTANT_BUFFER)
{
pMappedSubRes->pData = m_pSysMemCopy;
pMappedSubRes->RowPitch = this->Pitch();
pMappedSubRes->DepthPitch = (UINT)m_hwSizeBytes;
return;
}
pUmdDevice->m_commandBuffer.FlushIfMatching(m_mostRecentFence);
D3DDDICB_LOCK lock;
memset(&lock, 0, sizeof(lock));
lock.hAllocation = m_hKMAllocation;
//
// TODO[indyz]: Consider how to optimize D3D10_DDI_MAP_WRITE_NOOVERWRITE
//
// D3DDDICB_LOCKFLAGS::IgnoreSync and IgnoreReadSync are used for
// D3D10_DDI_MAP_WRITE_NOOVERWRITE optimization and are only allowed
// for allocations that can resides in aperture segment.
//
// Currently ROS driver puts all allocations in local video memory.
//
SetLockFlags(mapType, mapFlags, &lock.Flags);
pUmdDevice->Lock(&lock);
if (lock.Flags.Discard)
{
assert(m_hKMAllocation != lock.hAllocation);
m_hKMAllocation = lock.hAllocation;
if (pUmdDevice->m_commandBuffer.IsResourceUsed(this))
{
//
// Indicate that the new allocation instance of the resource
// is not used in the current command batch.
//
m_mostRecentFence -= 1;
}
}
pMappedSubRes->pData = lock.pData;
m_pData = (BYTE*)lock.pData;
pMappedSubRes->RowPitch = this->Pitch();
pMappedSubRes->DepthPitch = (UINT)m_hwSizeBytes;
}
