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54 Module Documentation3.10 Direct3D 9 InteroperabilityDirect3D 9 Interoperability with CUDA RuntimeDirect3D 9 Interoperability with CUDA RuntimeAuthor:NVIDIA Corporation• enum cudaD3D9MapFlags {cudaD3D9MapFlagsNone,cudaD3D9MapFlagsReadOnly,cudaD3D9MapFlagsWriteDiscard }• enum cudaD3D9RegisterFlags {cudaD3D9RegisterFlagsNone,cudaD3D9RegisterFlagsArray }• cudaError_t cudaD3D9GetDevice (int ∗device, const char ∗pszAdapterName)Gets the device number for an adapter.• cudaError_t cudaD3D9GetDirect3DDevice (IDirect3DDevice9 ∗∗ppDxDevice)Gets the Direct3D device against which the current CUDA context was created.• cudaError_t cudaD3D9MapResources (int count, IDirect3DResource9 ∗∗ppResources)Map Direct3D resources for access by CUDA.• cudaError_t cudaD3D9RegisterResource (IDirect3DResource9 ∗pResource, unsigned int flags)Registers a Direct3D resource for access by CUDA.• cudaError_t cudaD3D9ResourceGetMappedArray (cudaArray ∗∗ppArray, IDirect3DResource9 ∗pResource,unsigned int face, unsigned int level)Get an array through which to access a subresource of a Direct3D resource which has been mapped for access by CUDA.• cudaError_t cudaD3D9ResourceGetMappedPitch (size_t ∗pPitch, size_t ∗pPitchSlice, IDirect3DResource9∗pResource, unsigned int face, unsigned int level)Get the pitch of a subresource of a Direct3D resource which has been mapped for access by CUDA.• cudaError_t cudaD3D9ResourceGetMappedPointer (void ∗∗pPointer, IDirect3DResource9 ∗pResource, unsignedint face, unsigned int level)Get a pointer through which to access a subresource of a Direct3D resource which has been mapped for access byCUDA.• cudaError_t cudaD3D9ResourceGetMappedSize (size_t ∗pSize, IDirect3DResource9 ∗pResource, unsigned intface, unsigned int level)Get the size of a subresource of a Direct3D resource which has been mapped for access by CUDA.• cudaError_t cudaD3D9ResourceGetSurfaceDimensions (size_t ∗pWidth, size_t ∗pHeight, size_t ∗pDepth, IDirect3DResource9∗pResource, unsigned int face, unsigned int level)Get the dimensions of a registered Direct3D surface.Generated on Wed Apr 1 16:11:42 2009 for NVIDIA CUDA Library by Doxygen
3.10 Direct3D 9 Interoperability 55• cudaError_t cudaD3D9ResourceSetMapFlags (IDirect3DResource9 ∗pResource, unsigned int flags)Set usage flags for mapping a Direct3D resource.• cudaError_t cudaD3D9SetDirect3DDevice (IDirect3DDevice9 ∗pDxDevice)Sets the Direct3D device to use for interoperability in this thread.• cudaError_t cudaD3D9UnmapResources (int count, IDirect3DResource9 ∗∗ppResources)Unmap Direct3D resources for access by CUDA.• cudaError_t cudaD3D9UnregisterResource (IDirect3DResource9 ∗pResource)Unregisters a Direct3D resource for access by CUDA.3.10.1 Detailed DescriptionThis section describes the Direct3D 9 interoperability functions of the CUDA runtime application programming interface.3.10.2 Enumeration Type Documentation3.10.2.1 enum cudaD3D9MapFlagsCUDA D3D9 Map FlagsEnumerator:cudaD3D9MapFlagsNone Default; Assume resource can be read/written.cudaD3D9MapFlagsReadOnly CUDA kernels will not write to this resource.cudaD3D9MapFlagsWriteDiscard CUDA kernels will only write to and will not read from this resource.3.10.2.2 enum cudaD3D9RegisterFlagsCUDA D3D9 Register FlagsEnumerator:cudaD3D9RegisterFlagsNone Default; Resource can be accessed througa void∗.cudaD3D9RegisterFlagsArray Resource can be accessed through a CUarray∗.3.10.3 Function Documentation3.10.3.1 cudaError_t cudaD3D9GetDevice (int ∗ device, const char ∗ pszAdapterName)Returns in ∗device the CUDA-compatible device corresponding to the adapter name pszAdapterName obtainedfrom EnumDisplayDevices or IDirect3D9::GetAdapterIdentifier(). If no device on the adapter with namepszAdapterName is CUDA-compatible then the call will fail.Parameters:device - Returns the device corresponding to pszAdapterNameGenerated on Wed Apr 1 16:11:42 2009 for NVIDIA CUDA Library by Doxygen
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NVIDIA CUDAReference ManualVersion
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