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358 lines
14 KiB
C
358 lines
14 KiB
C
/*
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* Copyright 1993-2014 NVIDIA Corporation. All rights reserved.
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*
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* NOTICE TO LICENSEE:
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*
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* This source code and/or documentation ("Licensed Deliverables") are
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* subject to NVIDIA intellectual property rights under U.S. and
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* international Copyright laws.
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*
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* These Licensed Deliverables contained herein is PROPRIETARY and
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* CONFIDENTIAL to NVIDIA and is being provided under the terms and
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* conditions of a form of NVIDIA software license agreement by and
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* between NVIDIA and Licensee ("License Agreement") or electronically
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* accepted by Licensee. Notwithstanding any terms or conditions to
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* the contrary in the License Agreement, reproduction or disclosure
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* of the Licensed Deliverables to any third party without the express
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* written consent of NVIDIA is prohibited.
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*
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* NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE
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* LICENSE AGREEMENT, NVIDIA MAKES NO REPRESENTATION ABOUT THE
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* SUITABILITY OF THESE LICENSED DELIVERABLES FOR ANY PURPOSE. IT IS
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* PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND.
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* NVIDIA DISCLAIMS ALL WARRANTIES WITH REGARD TO THESE LICENSED
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* DELIVERABLES, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY,
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* NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE.
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* NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE
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* LICENSE AGREEMENT, IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY
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* SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY
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* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THESE LICENSED DELIVERABLES.
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*
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* U.S. Government End Users. These Licensed Deliverables are a
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* "commercial item" as that term is defined at 48 C.F.R. 2.101 (OCT
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* 1995), consisting of "commercial computer software" and "commercial
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* computer software documentation" as such terms are used in 48
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* C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Government
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* only as a commercial end item. Consistent with 48 C.F.R.12.212 and
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* 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), all
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* U.S. Government End Users acquire the Licensed Deliverables with
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* only those rights set forth herein.
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*
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* Any use of the Licensed Deliverables in individual and commercial
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* software must include, in the user documentation and internal
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* comments to the code, the above Disclaimer and U.S. Government End
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* Users Notice.
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*/
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#ifndef CUDAD3D11_H
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#define CUDAD3D11_H
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#if defined(__CUDA_API_VERSION_INTERNAL) || defined(__DOXYGEN_ONLY__) || defined(CUDA_ENABLE_DEPRECATED)
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#define __CUDA_DEPRECATED
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#elif defined(_MSC_VER)
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#define __CUDA_DEPRECATED __declspec(deprecated)
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#elif defined(__GNUC__)
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#define __CUDA_DEPRECATED __attribute__((deprecated))
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#else
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#define __CUDA_DEPRECATED
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#endif
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#ifdef CUDA_FORCE_API_VERSION
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#error "CUDA_FORCE_API_VERSION is no longer supported."
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#endif
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#define cuD3D11CtxCreate cuD3D11CtxCreate_v2
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \defgroup CUDA_D3D11 Direct3D 11 Interoperability
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* \ingroup CUDA_DRIVER
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*
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* ___MANBRIEF___ Direct3D 11 interoperability functions of the low-level CUDA
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* driver API (___CURRENT_FILE___) ___ENDMANBRIEF___
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*
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* This section describes the Direct3D 11 interoperability functions of the
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* low-level CUDA driver application programming interface. Note that mapping
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* of Direct3D 11 resources is performed with the graphics API agnostic, resource
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* mapping interface described in \ref CUDA_GRAPHICS "Graphics Interoperability".
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*
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* @{
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*/
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/**
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* CUDA devices corresponding to a D3D11 device
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*/
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typedef enum CUd3d11DeviceList_enum {
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CU_D3D11_DEVICE_LIST_ALL = 0x01, /**< The CUDA devices for all GPUs used by a D3D11 device */
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CU_D3D11_DEVICE_LIST_CURRENT_FRAME = 0x02, /**< The CUDA devices for the GPUs used by a D3D11 device in its currently rendering frame */
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CU_D3D11_DEVICE_LIST_NEXT_FRAME = 0x03, /**< The CUDA devices for the GPUs to be used by a D3D11 device in the next frame */
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} CUd3d11DeviceList;
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/**
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* \brief Gets the CUDA device corresponding to a display adapter.
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*
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* Returns in \p *pCudaDevice the CUDA-compatible device corresponding to the
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* adapter \p pAdapter obtained from ::IDXGIFactory::EnumAdapters.
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*
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* If no device on \p pAdapter is CUDA-compatible the call will return
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* ::CUDA_ERROR_NO_DEVICE.
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*
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* \param pCudaDevice - Returned CUDA device corresponding to \p pAdapter
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* \param pAdapter - Adapter to query for CUDA device
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*
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* \return
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* ::CUDA_SUCCESS,
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* ::CUDA_ERROR_DEINITIALIZED,
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* ::CUDA_ERROR_NOT_INITIALIZED,
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* ::CUDA_ERROR_NO_DEVICE,
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* ::CUDA_ERROR_INVALID_VALUE,
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* ::CUDA_ERROR_NOT_FOUND,
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* ::CUDA_ERROR_UNKNOWN
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* \notefnerr
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*
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* \sa
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* ::cuD3D11GetDevices,
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* ::cudaD3D11GetDevice
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*/
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CUresult CUDAAPI cuD3D11GetDevice(CUdevice *pCudaDevice, IDXGIAdapter *pAdapter);
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/**
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* \brief Gets the CUDA devices corresponding to a Direct3D 11 device
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*
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* Returns in \p *pCudaDeviceCount the number of CUDA-compatible device corresponding
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* to the Direct3D 11 device \p pD3D11Device.
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* Also returns in \p *pCudaDevices at most \p cudaDeviceCount of the CUDA-compatible devices
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* corresponding to the Direct3D 11 device \p pD3D11Device.
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*
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* If any of the GPUs being used to render \p pDevice are not CUDA capable then the
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* call will return ::CUDA_ERROR_NO_DEVICE.
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*
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* \param pCudaDeviceCount - Returned number of CUDA devices corresponding to \p pD3D11Device
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* \param pCudaDevices - Returned CUDA devices corresponding to \p pD3D11Device
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* \param cudaDeviceCount - The size of the output device array \p pCudaDevices
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* \param pD3D11Device - Direct3D 11 device to query for CUDA devices
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* \param deviceList - The set of devices to return. This set may be
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* ::CU_D3D11_DEVICE_LIST_ALL for all devices,
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* ::CU_D3D11_DEVICE_LIST_CURRENT_FRAME for the devices used to
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* render the current frame (in SLI), or
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* ::CU_D3D11_DEVICE_LIST_NEXT_FRAME for the devices used to
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* render the next frame (in SLI).
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*
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* \return
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* ::CUDA_SUCCESS,
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* ::CUDA_ERROR_DEINITIALIZED,
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* ::CUDA_ERROR_NOT_INITIALIZED,
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* ::CUDA_ERROR_NO_DEVICE,
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* ::CUDA_ERROR_INVALID_VALUE,
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* ::CUDA_ERROR_NOT_FOUND,
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* ::CUDA_ERROR_UNKNOWN
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* \notefnerr
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*
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* \sa
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* ::cuD3D11GetDevice,
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* ::cudaD3D11GetDevices
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*/
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CUresult CUDAAPI cuD3D11GetDevices(unsigned int *pCudaDeviceCount, CUdevice *pCudaDevices, unsigned int cudaDeviceCount, ID3D11Device *pD3D11Device, CUd3d11DeviceList deviceList);
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/**
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* \brief Register a Direct3D 11 resource for access by CUDA
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*
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* Registers the Direct3D 11 resource \p pD3DResource for access by CUDA and
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* returns a CUDA handle to \p pD3Dresource in \p pCudaResource.
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* The handle returned in \p pCudaResource may be used to map and unmap this
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* resource until it is unregistered.
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* On success this call will increase the internal reference count on
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* \p pD3DResource. This reference count will be decremented when this
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* resource is unregistered through ::cuGraphicsUnregisterResource().
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*
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* This call is potentially high-overhead and should not be called every frame
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* in interactive applications.
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*
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* The type of \p pD3DResource must be one of the following.
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* - ::ID3D11Buffer: may be accessed through a device pointer.
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* - ::ID3D11Texture1D: individual subresources of the texture may be accessed via arrays
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* - ::ID3D11Texture2D: individual subresources of the texture may be accessed via arrays
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* - ::ID3D11Texture3D: individual subresources of the texture may be accessed via arrays
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*
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* The \p Flags argument may be used to specify additional parameters at register
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* time. The valid values for this parameter are
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* - ::CU_GRAPHICS_REGISTER_FLAGS_NONE: Specifies no hints about how this
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* resource will be used.
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* - ::CU_GRAPHICS_REGISTER_FLAGS_SURFACE_LDST: Specifies that CUDA will
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* bind this resource to a surface reference.
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* - ::CU_GRAPHICS_REGISTER_FLAGS_TEXTURE_GATHER: Specifies that CUDA will perform
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* texture gather operations on this resource.
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*
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* Not all Direct3D resources of the above types may be used for
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* interoperability with CUDA. The following are some limitations.
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* - The primary rendertarget may not be registered with CUDA.
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* - Textures which are not of a format which is 1, 2, or 4 channels of 8, 16,
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* or 32-bit integer or floating-point data cannot be shared.
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* - Surfaces of depth or stencil formats cannot be shared.
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*
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* A complete list of supported DXGI formats is as follows. For compactness the
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* notation A_{B,C,D} represents A_B, A_C, and A_D.
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* - DXGI_FORMAT_A8_UNORM
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* - DXGI_FORMAT_B8G8R8A8_UNORM
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* - DXGI_FORMAT_B8G8R8X8_UNORM
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* - DXGI_FORMAT_R16_FLOAT
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* - DXGI_FORMAT_R16G16B16A16_{FLOAT,SINT,SNORM,UINT,UNORM}
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* - DXGI_FORMAT_R16G16_{FLOAT,SINT,SNORM,UINT,UNORM}
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* - DXGI_FORMAT_R16_{SINT,SNORM,UINT,UNORM}
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* - DXGI_FORMAT_R32_FLOAT
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* - DXGI_FORMAT_R32G32B32A32_{FLOAT,SINT,UINT}
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* - DXGI_FORMAT_R32G32_{FLOAT,SINT,UINT}
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* - DXGI_FORMAT_R32_{SINT,UINT}
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* - DXGI_FORMAT_R8G8B8A8_{SINT,SNORM,UINT,UNORM,UNORM_SRGB}
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* - DXGI_FORMAT_R8G8_{SINT,SNORM,UINT,UNORM}
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* - DXGI_FORMAT_R8_{SINT,SNORM,UINT,UNORM}
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*
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* If \p pD3DResource is of incorrect type or is already registered then
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* ::CUDA_ERROR_INVALID_HANDLE is returned.
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* If \p pD3DResource cannot be registered then ::CUDA_ERROR_UNKNOWN is returned.
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* If \p Flags is not one of the above specified value then ::CUDA_ERROR_INVALID_VALUE
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* is returned.
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*
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* \param pCudaResource - Returned graphics resource handle
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* \param pD3DResource - Direct3D resource to register
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* \param Flags - Parameters for resource registration
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*
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* \return
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* ::CUDA_SUCCESS,
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* ::CUDA_ERROR_DEINITIALIZED,
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* ::CUDA_ERROR_NOT_INITIALIZED,
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* ::CUDA_ERROR_INVALID_CONTEXT,
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* ::CUDA_ERROR_INVALID_VALUE,
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* ::CUDA_ERROR_INVALID_HANDLE,
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* ::CUDA_ERROR_OUT_OF_MEMORY,
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* ::CUDA_ERROR_UNKNOWN
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* \notefnerr
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*
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* \sa
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* ::cuGraphicsUnregisterResource,
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* ::cuGraphicsMapResources,
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* ::cuGraphicsSubResourceGetMappedArray,
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* ::cuGraphicsResourceGetMappedPointer,
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* ::cudaGraphicsD3D11RegisterResource
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*/
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CUresult CUDAAPI cuGraphicsD3D11RegisterResource(CUgraphicsResource *pCudaResource, ID3D11Resource *pD3DResource, unsigned int Flags);
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/**
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* \defgroup CUDA_D3D11_DEPRECATED Direct3D 11 Interoperability [DEPRECATED]
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*
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* ___MANBRIEF___ deprecated Direct3D 11 interoperability functions of the
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* low-level CUDA driver API (___CURRENT_FILE___) ___ENDMANBRIEF___
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*
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* This section describes deprecated Direct3D 11 interoperability functionality.
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* @{
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*/
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/**
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* \brief Create a CUDA context for interoperability with Direct3D 11
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*
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* \deprecated This function is deprecated as of CUDA 5.0.
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*
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* This function is deprecated and should no longer be used. It is
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* no longer necessary to associate a CUDA context with a D3D11
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* device in order to achieve maximum interoperability performance.
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*
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* \param pCtx - Returned newly created CUDA context
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* \param pCudaDevice - Returned pointer to the device on which the context was created
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* \param Flags - Context creation flags (see ::cuCtxCreate() for details)
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* \param pD3DDevice - Direct3D device to create interoperability context with
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*
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* \return
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* ::CUDA_SUCCESS,
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* ::CUDA_ERROR_DEINITIALIZED,
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* ::CUDA_ERROR_NOT_INITIALIZED,
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* ::CUDA_ERROR_INVALID_VALUE,
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* ::CUDA_ERROR_OUT_OF_MEMORY,
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* ::CUDA_ERROR_UNKNOWN
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* \notefnerr
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*
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* \sa
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* ::cuD3D11GetDevice,
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* ::cuGraphicsD3D11RegisterResource
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*/
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__CUDA_DEPRECATED CUresult CUDAAPI cuD3D11CtxCreate(CUcontext *pCtx, CUdevice *pCudaDevice, unsigned int Flags, ID3D11Device *pD3DDevice);
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/**
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* \brief Create a CUDA context for interoperability with Direct3D 11
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*
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* \deprecated This function is deprecated as of CUDA 5.0.
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*
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* This function is deprecated and should no longer be used. It is
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* no longer necessary to associate a CUDA context with a D3D11
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* device in order to achieve maximum interoperability performance.
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*
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* \param pCtx - Returned newly created CUDA context
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* \param flags - Context creation flags (see ::cuCtxCreate() for details)
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* \param pD3DDevice - Direct3D device to create interoperability context with
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* \param cudaDevice - The CUDA device on which to create the context. This device
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* must be among the devices returned when querying
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* ::CU_D3D11_DEVICES_ALL from ::cuD3D11GetDevices.
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*
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* \return
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* ::CUDA_SUCCESS,
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* ::CUDA_ERROR_DEINITIALIZED,
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* ::CUDA_ERROR_NOT_INITIALIZED,
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* ::CUDA_ERROR_INVALID_VALUE,
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* ::CUDA_ERROR_OUT_OF_MEMORY,
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* ::CUDA_ERROR_UNKNOWN
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* \notefnerr
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*
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* \sa
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* ::cuD3D11GetDevices,
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* ::cuGraphicsD3D11RegisterResource
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*/
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__CUDA_DEPRECATED CUresult CUDAAPI cuD3D11CtxCreateOnDevice(CUcontext *pCtx, unsigned int flags, ID3D11Device *pD3DDevice, CUdevice cudaDevice);
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/**
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* \brief Get the Direct3D 11 device against which the current CUDA context was
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* created
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*
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* \deprecated This function is deprecated as of CUDA 5.0.
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*
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* This function is deprecated and should no longer be used. It is
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* no longer necessary to associate a CUDA context with a D3D11
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* device in order to achieve maximum interoperability performance.
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*
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* \param ppD3DDevice - Returned Direct3D device corresponding to CUDA context
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*
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* \return
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* ::CUDA_SUCCESS,
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* ::CUDA_ERROR_DEINITIALIZED,
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* ::CUDA_ERROR_NOT_INITIALIZED,
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* ::CUDA_ERROR_INVALID_CONTEXT
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* \notefnerr
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*
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* \sa
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* ::cuD3D11GetDevice
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*/
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__CUDA_DEPRECATED CUresult CUDAAPI cuD3D11GetDirect3DDevice(ID3D11Device **ppD3DDevice);
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/** @} */ /* END CUDA_D3D11_DEPRECATED */
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/** @} */ /* END CUDA_D3D11 */
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#if defined(__CUDA_API_VERSION_INTERNAL)
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#undef cuD3D11CtxCreate
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CUresult CUDAAPI cuD3D11CtxCreate(CUcontext *pCtx, CUdevice *pCudaDevice, unsigned int Flags, ID3D11Device *pD3DDevice);
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#endif /* __CUDA_API_VERSION_INTERNAL */
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#ifdef __cplusplus
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};
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#endif
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#undef __CUDA_DEPRECATED
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#endif
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