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[idd] d3d: add leased D3D11 texture interop

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This commit is contained in:
Geoffrey McRae
2026-08-13 15:42:24 +10:00
parent 3dd5abb05e
commit ba7a037f23
14 changed files with 566 additions and 17 deletions
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19
idd/LGIdd/capture/CFrameTex.cpp
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@@ -95,8 +95,9 @@ struct CTexCore
unsigned node = 0;
unsigned count = 0;
FrameProfile profile;
D3D12_RESOURCE_DESC desc = {};
D3D12_RESOURCE_STATES read = D3D12_RESOURCE_STATE_COMMON;
D3D12_RESOURCE_DESC desc = {};
D3D12_RESOURCE_STATES read = D3D12_RESOURCE_STATE_COMMON;
bool shared = false;
Slot slots[CTexPool::MAX_SLOTS];
TexResult Acquire(unsigned& index, uint64_t& generation)
@@ -279,10 +280,11 @@ CFrameTex::CFrameTex(uint64_t graphValue, uint64_t poolValue,
unsigned nodeValue, unsigned slotValue, uint64_t versionValue,
const FrameProfile& profileValue,
const FrameDesc& frameValue, const ComPtr<ID3D12Resource>& res,
const D12Sync& sync, D3D12_RESOURCE_STATES state) :
const D12Sync& sync, D3D12_RESOURCE_STATES state, bool sharedValue) :
m_res(res),
m_sync(sync),
m_state(state),
m_shared(sharedValue),
graph(graphValue),
pool(poolValue),
node(nodeValue),
@@ -389,7 +391,7 @@ bool TexWrite::Seal(const FrameDesc& frame, const D12Sync& sync,
CFrameTex * raw = new (std::nothrow) CFrameTex(core->graph, core->id,
core->node, m_index, m_version, core->profile, desc, resource, sync,
core->read);
core->read, core->shared);
if (!raw)
{
core->Drop(index, generation);
@@ -429,7 +431,7 @@ void TexWrite::Cancel()
TexResult CTexPool::Init(ID3D12Device3 * device, uint64_t graph,
unsigned node, const FrameProfile& profile,
const D3D12_RESOURCE_DESC& desc, D3D12_RESOURCE_STATES state,
unsigned slots)
unsigned slots, bool shared)
{
if (!device || !graph || !node || !slots || slots > MAX_SLOTS ||
profile.storage != FrameStorage::D3D12_TEXTURE ||
@@ -468,6 +470,7 @@ TexResult CTexPool::Init(ID3D12Device3 * device, uint64_t graph,
core->profile = profile;
core->desc = desc;
core->read = state;
core->shared = shared;
D3D12_HEAP_PROPERTIES heap = {};
heap.Type = D3D12_HEAP_TYPE_DEFAULT;
@@ -478,8 +481,12 @@ TexResult CTexPool::Init(ID3D12Device3 * device, uint64_t graph,
for (unsigned i = 0; i < slots; ++i)
{
const D3D12_HEAP_FLAGS flags = shared ?
static_cast<D3D12_HEAP_FLAGS>(D3D12_HEAP_FLAG_SHARED |
D3D12_HEAP_FLAG_CREATE_NOT_ZEROED) :
D3D12_HEAP_FLAG_CREATE_NOT_ZEROED;
const HRESULT hr = device->CreateCommittedResource(&heap,
D3D12_HEAP_FLAG_CREATE_NOT_ZEROED, &desc, state, nullptr,
flags, &desc, state, nullptr,
IID_PPV_ARGS(&core->slots[i].res));
if (FAILED(hr))
{