[idd] rewrite to support DirectX12 copy

idd/LGIdd/CD3D12CommandQueue.cpp

@@ -0,0 +1,115 @@
+#include "CD3D12CommandQueue.h"
+#include "Debug.h"
+
+bool CD3D12CommandQueue::Init(ID3D12Device3 * device, D3D12_COMMAND_LIST_TYPE type, const WCHAR* name)
+{
+  HRESULT hr;
+  D3D12_COMMAND_QUEUE_DESC queueDesc = {};
+
+  queueDesc.Type     = type;
+  queueDesc.Priority = D3D12_COMMAND_QUEUE_PRIORITY_HIGH;
+  queueDesc.Flags    = D3D12_COMMAND_QUEUE_FLAG_NONE;
+
+  hr = device->CreateCommandQueue(&queueDesc, IID_PPV_ARGS(&m_queue));
+  if (FAILED(hr))
+  {
+    DBGPRINT_HR(hr, "Failed to create the CommandQueue (%ls)", name);
+    return false;
+  }
+  m_queue->SetName(name);
+
+  hr = device->CreateCommandAllocator(type, IID_PPV_ARGS(&m_allocator));
+  if (FAILED(hr))
+  {
+    DBGPRINT_HR(hr, "Failed to create the CommandAllocator (%ls)", name);
+    return false;
+  }
+
+  hr = device->CreateCommandList(0, type, m_allocator.Get(), NULL, IID_PPV_ARGS(&m_gfxList));
+  if (FAILED(hr))
+  {
+    DBGPRINT_HR(hr, "Failed to create the Graphics CommandList (%ls)", name);
+    return false;
+  }
+  m_gfxList->SetName(name);
+
+  m_cmdList = m_gfxList;  
+  if (!m_cmdList)
+  {
+    DBGPRINT_HR(hr, "Failed to get the CommandList (%ls)", name);
+    return false;
+  }
+
+  hr = device->CreateFence(0, D3D12_FENCE_FLAG_NONE, IID_PPV_ARGS(&m_fence));
+  if (FAILED(hr))
+  {
+    DBGPRINT_HR(hr, "Failed to create the Fence (%ls)", name);
+    return false;
+  }
+
+  m_event.Attach(CreateEvent(NULL, FALSE, FALSE, NULL));
+  if (m_event.Get() == INVALID_HANDLE_VALUE)
+  {
+    DBGPRINT_HR(GetLastError(), "Failed to create the completion event (%ls)", name);
+    return false;
+  }
+
+  m_name       = name;
+  m_fenceValue = 0;
+  DBGPRINT("Created CD3D12CommandQueue(%ls)", name);
+  return true;
+}
+
+bool CD3D12CommandQueue::Execute()
+{
+  HRESULT hr = m_gfxList->Close();
+  if (FAILED(hr))
+  {
+    DBGPRINT_HR(hr, "Failed to close the command list (%ls)", m_name);
+    return false;
+  }
+
+  ID3D12CommandList * lists[] = { m_cmdList.Get() };
+  m_queue->ExecuteCommandLists(1, lists);
+
+  m_queue->Signal(m_fence.Get(), ++m_fenceValue);
+  if (FAILED(hr))
+  {
+    DBGPRINT_HR(hr, "Failed to set the fence signal (%ls)", m_name);
+    return false;
+  }
+
+  return true;
+}
+
+void CD3D12CommandQueue::Wait()
+{
+  if (m_fence->GetCompletedValue() >= m_fenceValue)
+    return;
+
+  m_fence->SetEventOnCompletion(m_fenceValue, m_event.Get());
+  WaitForSingleObject(m_event.Get(), INFINITE);
+}
+
+bool CD3D12CommandQueue::Reset()
+{
+  HRESULT hr;
+  
+  hr = m_allocator->Reset();
+  if (FAILED(hr))
+  {
+    DBGPRINT_HR(hr, "Failed to reset the command allocator (%ls)", m_name);
+    return false;
+  }
+
+  hr = m_gfxList->Reset(m_allocator.Get(), NULL);
+  if (FAILED(hr))
+  {
+    DBGPRINT_HR(hr, "Failed to reset the graphics command list (%ls)", m_name);
+    return false;
+  }
+
+  return true;
+}
+
+