Split render-cuda.cpp into smaller files (#2334)

* render-cuda split, compile errors galore due to missing includes etc.

* render-cuda split and fully compiles

* Ran premake.bat to disable cuda; Added all new files

* Removed render-cuda files

* CI fixes

* Rerun CI

1 files changed, 39 insertions, 0 deletions

diff --git a/tools/gfx/cuda/cuda-buffer.h b/tools/gfx/cuda/cuda-buffer.h
new file mode 100644
index 000000000..838a06555
--- /dev/null
+++ b/tools/gfx/cuda/cuda-buffer.h
@@ -0,0 +1,39 @@
+// cuda-buffer.h
+#pragma once
+#include "cuda-base.h"
+#include "cuda-context.h"
+
+namespace gfx
+{
+#ifdef GFX_ENABLE_CUDA
+using namespace Slang;
+
+namespace cuda
+{
+
+class BufferResourceImpl : public BufferResource
+{
+public:
+    BufferResourceImpl(const Desc& _desc)
+        : BufferResource(_desc)
+    {}
+
+    ~BufferResourceImpl();
+
+    uint64_t getBindlessHandle();
+
+    void* m_cudaExternalMemory = nullptr;
+    void* m_cudaMemory = nullptr;
+
+    RefPtr<CUDAContext> m_cudaContext;
+
+    virtual SLANG_NO_THROW DeviceAddress SLANG_MCALL getDeviceAddress() override;
+    virtual SLANG_NO_THROW Result SLANG_MCALL getNativeResourceHandle(InteropHandle* outHandle) override;
+    virtual SLANG_NO_THROW Result SLANG_MCALL
+        map(MemoryRange* rangeToRead, void** outPointer) override;
+    virtual SLANG_NO_THROW Result SLANG_MCALL unmap(MemoryRange* writtenRange) override;
+};
+
+} // namespace cuda
+#endif
+} // namespace gfx