3 files changed, 90 insertions, 0 deletions

diff --git a/dxg/CMakeLists.txt b/dxg/CMakeLists.txt
new file mode 100644
index 0000000..6fa5401
--- /dev/null
+++ b/dxg/CMakeLists.txt
@@ -0,0 +1,20 @@
+cmake_minimum_required(VERSION 3.25)
+
+project(dxg)
+
+add_library(dxg)
+
+target_sources(dxg PUBLIC
+    dxcommon.h)
+
+target_sources(dxg PUBLIC
+    FILE_SET cxx_modules TYPE CXX_MODULES FILES
+    dxcommon.ixx)
+
+target_include_directories(dxg PUBLIC
+    .)
+
+target_link_libraries(dxg PUBLIC
+    DirectX-Headers
+    D3D12.lib
+    DXGI.lib)
diff --git a/dxg/dxcommon.h b/dxg/dxcommon.h
new file mode 100644
index 0000000..addb8c3
--- /dev/null
+++ b/dxg/dxcommon.h
@@ -0,0 +1,17 @@
+#pragma once
+
+#include <d3d12.h>
+#include <dxgi1_4.h>
+#include <directx/d3dx12.h>
+
+#define THROW(error) throw exception(error, __FILE__, __LINE__)
+
+#define ThrowIfFailed(result) \
+{\
+    if (result != S_OK) \
+    {\
+        THROW(result);\
+    }\
+}
+
+//#define IID_PPV_ARGS(ppType) __uuidof(**(ppType)), static_cast<void**>(ppType)
diff --git a/dxg/dxcommon.ixx b/dxg/dxcommon.ixx
new file mode 100644
index 0000000..b06ae95
--- /dev/null
+++ b/dxg/dxcommon.ixx
@@ -0,0 +1,53 @@
+module;
+
+#include <wrl.h>
+#include <stdexcept>
+
+export module dxcommon;
+
+using Microsoft::WRL::ComPtr;
+
+namespace dx {
+
+export {
+
+class exception : public std::exception
+{
+public:
+    exception() noexcept = default;
+
+    exception(HRESULT result, const char* file, int line) noexcept
+    {
+        sprintf_s(m_error, sizeof(m_error), "%s:%d Failed with HRESULT = %08X",
+            file, line, static_cast<unsigned int>(result));
+    }
+
+    exception(const char* error, const char* file, int line) noexcept
+    {
+        sprintf_s(m_error, sizeof(m_error), "%s:%d %s", file, line, error);
+    }
+
+    [[nodiscard]] const char* what() const noexcept final
+    {
+        return m_error;
+    }
+
+private:
+    static thread_local char m_error[1024];
+};
+
+template <typename T>
+void SafeRelease(ComPtr<T>& ptr)
+{
+    if (ptr)
+    {
+        ptr->Release();
+        ptr = nullptr;
+    }
+}
+
+} // export
+
+thread_local char exception::m_error[1024];
+
+} // dx