Add gfx interop to allow more direct D3D12 usage scenarios. (#2117)

* Add gfx interop to allow more direct D3D12 usage scenarios.

* Fix compile error in win32.

* gfx: Implement IFence::getNativeHandle() on d3d12.

* More GFX-D3D interop interface.

* Fix cuda.

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 10 insertions, 8 deletions

diff --git a/tools/gfx/cuda/render-cuda.cpp b/tools/gfx/cuda/render-cuda.cpp
index 0446dc055..cb8f779f4 100644
--- a/tools/gfx/cuda/render-cuda.cpp
+++ b/tools/gfx/cuda/render-cuda.cpp
@@ -944,6 +944,12 @@ public:
                 return static_cast<ICommandBuffer*>(this);
             return nullptr;
         }
+
+        virtual SLANG_NO_THROW Result SLANG_MCALL resetDescriptorHeaps() override
+        {
+            return SLANG_OK;
+        }
+
     public:
         CUDADevice* m_device;
 
@@ -1178,11 +1184,9 @@ public:
 
         virtual SLANG_NO_THROW void SLANG_MCALL close() override {}
 
-        virtual SLANG_NO_THROW Result SLANG_MCALL
-            getNativeHandle(NativeHandle* outHandle) override
+        virtual SLANG_NO_THROW Result SLANG_MCALL getNativeHandle(InteropHandle* outHandle) override
         {
-            *outHandle = 0;
-            return SLANG_OK;
+            return SLANG_FAIL;
         }
     };
 
@@ -1251,11 +1255,9 @@ public:
             return SLANG_FAIL;
         }
 
-        virtual SLANG_NO_THROW Result SLANG_MCALL
-            getNativeHandle(NativeHandle* outHandle) override
+        virtual SLANG_NO_THROW Result SLANG_MCALL getNativeHandle(InteropHandle* outHandle) override
         {
-            *outHandle = (uint64_t)stream;
-            return SLANG_OK;
+            return SLANG_FAIL;
         }
 
     public: