Move D3D12 cpp files to src/RHI/D3D12/ subdirectory

engine/src/RHI/D3D12/D3D12CommandAllocator.cpp

@@ -0,0 +1,36 @@
+#include "XCEngine/RHI/D3D12/D3D12CommandAllocator.h"
+#include "XCEngine/RHI/D3D12/D3D12Enum.h"
+
+namespace XCEngine {
+namespace RHI {
+
+D3D12CommandAllocator::D3D12CommandAllocator()
+    : m_type(CommandQueueType::Direct) {
+}
+
+D3D12CommandAllocator::~D3D12CommandAllocator() {
+    Shutdown();
+}
+
+bool D3D12CommandAllocator::Initialize(ID3D12Device* device, CommandQueueType type) {
+    m_type = type;
+    HRESULT hResult = device->CreateCommandAllocator(
+        ToD3D12(type),
+        IID_PPV_ARGS(&m_commandAllocator));
+    return SUCCEEDED(hResult);
+}
+
+void D3D12CommandAllocator::Shutdown() {
+    m_commandAllocator.Reset();
+}
+
+void D3D12CommandAllocator::Reset() {
+    m_commandAllocator->Reset();
+}
+
+bool D3D12CommandAllocator::IsReady() const {
+    return m_commandAllocator != nullptr;
+}
+
+} // namespace RHI
+} // namespace XCEngine