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

engine/src/RHI/D3D12/D3D12ShaderResourceView.cpp

@@ -0,0 +1,33 @@
+#include "XCEngine/RHI/D3D12/D3D12ShaderResourceView.h"
+
+namespace XCEngine {
+namespace RHI {
+
+D3D12ShaderResourceView::D3D12ShaderResourceView()
+    : m_handle({0})
+    , m_resource(nullptr) {
+}
+
+D3D12ShaderResourceView::~D3D12ShaderResourceView() {
+    Shutdown();
+}
+
+void D3D12ShaderResourceView::Initialize(ID3D12Device* device, ID3D12Resource* resource, const D3D12_SHADER_RESOURCE_VIEW_DESC* desc) {
+    m_resource = resource;
+    m_handle = {};
+    device->CreateShaderResourceView(resource, desc, m_handle);
+}
+
+void D3D12ShaderResourceView::InitializeAt(ID3D12Device* device, ID3D12Resource* resource, D3D12_CPU_DESCRIPTOR_HANDLE handle, const D3D12_SHADER_RESOURCE_VIEW_DESC* desc) {
+    m_resource = resource;
+    m_handle = handle;
+    device->CreateShaderResourceView(resource, desc, m_handle);
+}
+
+void D3D12ShaderResourceView::Shutdown() {
+    m_handle = {};
+    m_resource = nullptr;
+}
+
+} // namespace RHI
+} // namespace XCEngine