Uses of Class
jcuda.Pointer

Packages that use Pointer

Package	Description
jcuda	Contains common classes for all JCuda libraries.
jcuda.driver	Contains the classes related to the JCuda driver API.
jcuda.runtime	Contains the classes related to the JCuda runtime API.

Uses of Pointer in jcuda

Methods in jcuda that return Pointer

Modifier and Type	Method and Description
static Pointer	Pointer.to(Buffer buffer) NOTE: This method does not take into account the position and array offset of the given buffer.
static Pointer	Pointer.to(byte[] values) Creates a new Pointer to the given values.
static Pointer	Pointer.to(char[] values) Creates a new Pointer to the given values.
static Pointer	Pointer.to(double[] values) Creates a new Pointer to the given values.
static Pointer	Pointer.to(float[] values) Creates a new Pointer to the given values.
static Pointer	Pointer.to(int[] values) Creates a new Pointer to the given values.
static Pointer	Pointer.to(long[] values) Creates a new Pointer to the given values.
static Pointer	Pointer.to(NativePointerObject... pointers) Creates a new Pointer to the given Pointers.
static Pointer	Pointer.to(short[] values) Creates a new Pointer to the given values.
static Pointer	Pointer.toBuffer(Buffer buffer) Creates a new Pointer to the given buffer.
Pointer	Pointer.withByteOffset(long byteOffset) Returns a new pointer with an offset of the given number of bytes

Constructors in jcuda with parameters of type Pointer

Constructor and Description
Pointer(Pointer other) Copy constructor
Pointer(Pointer other, long byteOffset) Creates a copy of the given pointer, with an additional byte offset

Uses of Pointer in jcuda.driver

Subclasses of Pointer in jcuda.driver

Modifier and Type	Class and Description
class	CUdeviceptr Java port of a CUdeviceptr.

Fields in jcuda.driver declared as Pointer

Modifier and Type	Field and Description
Pointer	CUaccessPolicyWindow.base_ptr Starting address of the access policy window.
static Pointer	JCudaDriver.CU_LAUNCH_PARAM_BUFFER_POINTER Indicator that the next value in the \p extra parameter to ::cuLaunchKernel will be a pointer to a buffer containing all kernel parameters used for launching kernel \p f.
static Pointer	JCudaDriver.CU_LAUNCH_PARAM_BUFFER_SIZE Indicator that the next value in the \p extra parameter to ::cuLaunchKernel will be a pointer to a size_t which contains the size of the buffer specified with ::CU_LAUNCH_PARAM_BUFFER_POINTER.
static Pointer	JCudaDriver.CU_LAUNCH_PARAM_END End of array terminator for the \p extra parameter to ::cuLaunchKernel
Pointer	CUDA_MEMCPY3D_PEER.dstHost The destination pointer.
Pointer	CUDA_MEMCPY3D.dstHost The destination pointer.
Pointer	CUDA_MEMCPY2D.dstHost The destination pointer.
Pointer	CUDA_KERNEL_NODE_PARAMS.extra Extra options
Pointer	CUDA_LAUNCH_PARAMS.kernelParams Array of pointers to kernel parameters
Pointer	CUDA_KERNEL_NODE_PARAMS.kernelParams Array of pointers to kernel parameters
Pointer	CUDA_MEMCPY3D_PEER.srcHost The source pointer.
Pointer	CUDA_MEMCPY3D.srcHost The source pointer.
Pointer	CUDA_MEMCPY2D.srcHost The source pointer.
Pointer	CUmemAllocationProp.win32HandleMetaData Windows-specific LPSECURITYATTRIBUTES required when ::CU_MEM_HANDLE_TYPE_WIN32 is specified.

Methods in jcuda.driver with parameters of type Pointer

Modifier and Type	Method and Description
static int	JCudaDriver.cuLaunchCooperativeKernel(CUfunction f, int gridDimX, int gridDimY, int gridDimZ, int blockDimX, int blockDimY, int blockDimZ, int sharedMemBytes, CUstream hStream, Pointer kernelParams) Launches a CUDA function where thread blocks can cooperate and synchronize as they execute.
static int	JCudaDriver.cuLaunchKernel(CUfunction f, int gridDimX, int gridDimY, int gridDimZ, int blockDimX, int blockDimY, int blockDimZ, int sharedMemBytes, CUstream hStream, Pointer kernelParams, Pointer extra) Launches a CUDA function.
static int	JCudaDriver.cuLinkAddData(CUlinkState state, int type, Pointer data, long size, String name, JITOptions jitOptions)
static int	JCudaDriver.cuLinkComplete(CUlinkState state, Pointer cubinOut, long[] sizeOut)
static int	JCudaDriver.cuMemAllocHost(Pointer pointer, long bytesize) Allocates page-locked host memory.
static int	JCudaDriver.cuMemcpyAtoH(Pointer dstHost, CUarray srcArray, long srcIndex, long ByteCount) Copies memory from Array to Host.
static int	JCudaDriver.cuMemcpyAtoHAsync(Pointer dstHost, CUarray srcArray, long srcIndex, long ByteCount, CUstream hStream) Copies memory from Array to Host.
static int	JCudaDriver.cuMemcpyDtoH(Pointer dstHost, CUdeviceptr srcDevice, long ByteCount) Copies memory from Device to Host.
static int	JCudaDriver.cuMemcpyDtoHAsync(Pointer dstHost, CUdeviceptr srcDevice, long ByteCount, CUstream hStream) Copies memory from Device to Host.
static int	JCudaDriver.cuMemcpyHtoA(CUarray dstArray, long dstIndex, Pointer pSrc, long ByteCount) Copies memory from Host to Array.
static int	JCudaDriver.cuMemcpyHtoAAsync(CUarray dstArray, long dstIndex, Pointer pSrc, long ByteCount, CUstream hStream) Copies memory from Host to Array.
static int	JCudaDriver.cuMemcpyHtoD(CUdeviceptr dstDevice, Pointer srcHost, long ByteCount) Copies memory from Host to Device.
static int	JCudaDriver.cuMemcpyHtoDAsync(CUdeviceptr dstDevice, Pointer srcHost, long ByteCount, CUstream hStream) Copies memory from Host to Device.
static int	JCudaDriver.cuMemExportToShareableHandle(Pointer shareableHandle, CUmemGenericAllocationHandle handle, int handleType, long flags) Exports an allocation to a requested shareable handle type.
static int	JCudaDriver.cuMemFreeHost(Pointer p) Frees page-locked host memory.
static int	JCudaDriver.cuMemHostAlloc(Pointer pp, long bytes, int Flags) Allocates page-locked host memory.
static int	JCudaDriver.cuMemHostGetDevicePointer(CUdeviceptr ret, Pointer p, int Flags) Passes back device pointer of mapped pinned memory.
static int	JCudaDriver.cuMemHostGetFlags(int[] pFlags, Pointer p) Passes back flags that were used for a pinned allocation.
static int	JCudaDriver.cuMemHostRegister(Pointer p, long bytesize, int Flags) Registers an existing host memory range for use by CUDA.
static int	JCudaDriver.cuMemHostUnregister(Pointer p) Unregisters a memory range that was registered with cuMemHostRegister.
static int	JCudaDriver.cuMemImportFromShareableHandle(CUmemGenericAllocationHandle handle, Pointer osHandle, int shHandleType) Imports an allocation from a requested shareable handle type.
static int	JCudaDriver.cuMemRangeGetAttribute(Pointer data, long dataSize, int attribute, CUdeviceptr devPtr, long count) Query an attribute of a given memory range.
static int	JCudaDriver.cuMemRangeGetAttributes(Pointer[] data, long[] dataSizes, int[] attributes, long numAttributes, CUdeviceptr devPtr, long count) Query attributes of a given memory range.
static int	JCudaDriver.cuMemRetainAllocationHandle(CUmemGenericAllocationHandle handle, Pointer addr) Given an address addr, returns the allocation handle of the backing memory allocation.
static int	JCudaDriver.cuModuleLoadDataEx(CUmodule phMod, Pointer p, int numOptions, int[] options, Pointer optionValues) Load a module's data with options.
static int	JCudaDriver.cuModuleLoadDataEx(CUmodule phMod, String string, int numOptions, int[] options, Pointer optionValues) A wrapper function for JCudaDriver.cuModuleLoadDataEx(CUmodule, Pointer, int, int[], Pointer) which allows passing in the image data as a string.
static int	JCudaDriver.cuModuleLoadDataJIT(CUmodule module, Pointer pointer, JITOptions jitOptions) A wrapper function for JCudaDriver.cuModuleLoadDataEx(CUmodule, Pointer, int, int[], Pointer) which allows passing in the options for the JIT compiler, and obtaining the output of the JIT compiler via a JITOptions object.
static int	JCudaDriver.cuParamSetv(CUfunction hfunc, int offset, Pointer ptr, int numbytes) Deprecated. Deprecated in CUDA
static int	JCudaDriver.cuPointerGetAttribute(Pointer data, int attribute, CUdeviceptr ptr) Returns information about a pointer.
static int	JCudaDriver.cuPointerGetAttributes(int numAttributes, int[] attributes, Pointer data, CUdeviceptr ptr) Returns information about a pointer.
static int	JCudaDriver.cuPointerSetAttribute(Pointer value, int attribute, CUdeviceptr ptr) Set attributes on a previously allocated memory region The supported attributes are: CU_POINTER_ATTRIBUTE_SYNC_MEMOPS: A boolean attribute that can either be set (1) or unset (0).

Constructors in jcuda.driver with parameters of type Pointer

Constructor and Description
CUaccessPolicyWindow(Pointer base_ptr, long num_bytes, float hitRatio, int hitProp, int missProp) Creates a new CUaccessPolicyWindow with the given values
CUmemAllocationProp(int type, int requestedHandleTypes, CUmemLocation location, Pointer win32HandleMetaData, CUmemAllocationProp_allocFlags allocFlags) Creates a new CUmemAllocationProp with the given values

Uses of Pointer in jcuda.runtime

Fields in jcuda.runtime declared as Pointer

Modifier and Type	Field and Description
Pointer	cudaAccessPolicyWindow.base_ptr Starting address of the access policy window.
Pointer	cudaPointerAttributes.devicePointer The address which may be dereferenced on the current device to access the memory or NULL if no such address exists.
Pointer	cudaPointerAttributes.hostPointer The address which may be dereferenced on the host to access the memory or NULL if no such address exists.
Pointer	cudaResourceDesc.linear_devPtr Device pointer for cudaResourceType.cudaResourceTypeLinear
Pointer	cudaResourceDesc.pitch2D_devPtr Device pointer for cudaResourceType.cudaResourceTypePitch2D
Pointer	cudaPitchedPtr.ptr Pointer to allocated memory.

Methods in jcuda.runtime with parameters of type Pointer

Modifier and Type	Method and Description
static int	JCuda.cudaBindTexture(long[] offset, textureReference texref, Pointer devPtr, cudaChannelFormatDesc desc, long size) Deprecated. Deprecated as of CUDA 10.1
static int	JCuda.cudaBindTexture2D(long[] offset, textureReference texref, Pointer devPtr, cudaChannelFormatDesc desc, long width, long height, long pitch) Deprecated. Deprecated as of CUDA 10.1
static int	JCuda.cudaFree(Pointer devPtr) Frees memory on the device.
static int	JCuda.cudaFreeHost(Pointer ptr) Frees page-locked memory.
static int	JCuda.cudaGetSymbolAddress(Pointer devPtr, String symbol) Deprecated. This function is no longer supported as of CUDA 5.0
static int	JCuda.cudaGLMapBufferObject(Pointer devPtr, int bufObj) Deprecated. Deprecated as of CUDA 3.0
static int	JCuda.cudaGLMapBufferObjectAsync(Pointer devPtr, int bufObj, cudaStream_t stream) Deprecated. Deprecated as of CUDA 3.0
static int	JCuda.cudaGraphicsResourceGetMappedPointer(Pointer devPtr, long[] size, cudaGraphicsResource resource) Get an device pointer through which to access a mapped graphics resource.
static int	JCuda.cudaHostAlloc(Pointer ptr, long size, int flags) Allocates page-locked memory on the host.
static int	JCuda.cudaHostGetDevicePointer(Pointer pDevice, Pointer pHost, int flags) Passes back device pointer of mapped host memory allocated by cudaHostAlloc or registered by cudaHostRegister.
static int	JCuda.cudaHostRegister(Pointer ptr, long size, int flags) Registers an existing host memory range for use by CUDA.
static int	JCuda.cudaHostUnregister(Pointer ptr) Unregisters a memory range that was registered with cudaHostRegister.
static int	JCuda.cudaIpcCloseMemHandle(Pointer devPtr) Close memory mapped with cudaIpcOpenMemHandle.
static int	JCuda.cudaIpcGetMemHandle(cudaIpcMemHandle handle, Pointer devPtr) cudaError_t cudaIpcGetMemHandle ( cudaIpcMemHandle_t* handle, void* devPtr ) /brief Gets an interprocess memory handle for an existing device memory allocation Takes a pointer to the base of an existing device memory allocation created with cudaMalloc and exports it for use in another process.
static int	JCuda.cudaIpcOpenMemHandle(Pointer devPtr, cudaIpcMemHandle handle, int flags) cudaError_t cudaIpcOpenMemHandle ( void** devPtr, cudaIpcMemHandle_t handle, unsigned int flags ) /brief Opens an interprocess memory handle exported from another process and returns a device pointer usable in the local process.
static int	JCuda.cudaMalloc(Pointer devPtr, long size) Allocate memory on the device.
static int	JCuda.cudaMallocHost(Pointer ptr, long size) [C++ API] Allocates page-locked memory on the host cudaError_t cudaMallocHost ( void** ptr, size_t size, unsigned int flags ) [C++ API] Allocates page-locked memory on the host Allocates size bytes of host memory that is page-locked and accessible to the device.
static int	JCuda.cudaMallocManaged(Pointer devPtr, long size, int flags) __host__ cudaError_t cudaMallocManaged ( void** devPtr, size_t size, unsigned int flags = cudaMemAttachGlobal ) Allocates memory that will be automatically managed by the Unified Memory system.
static int	JCuda.cudaMallocPitch(Pointer devPtr, long[] pitch, long width, long height) Allocates pitched memory on the device.
static int	JCuda.cudaMemAdvise(Pointer devPtr, long count, int advice, int device) Advise about the usage of a given memory range Advise the Unified Memory subsystem about the usage pattern for the memory range starting at devPtr with a size of count bytes.
static int	JCuda.cudaMemcpy(Pointer dst, Pointer src, long count, int cudaMemcpyKind_kind) Copies data between host and device.
static int	JCuda.cudaMemcpy2D(Pointer dst, long dpitch, Pointer src, long spitch, long width, long height, int cudaMemcpyKind_kind) Copies data between host and device.
static int	JCuda.cudaMemcpy2DAsync(Pointer dst, long dpitch, Pointer src, long spitch, long width, long height, int cudaMemcpyKind_kind, cudaStream_t stream) Copies data between host and device.
static int	JCuda.cudaMemcpy2DFromArray(Pointer dst, long dpitch, cudaArray src, long wOffset, long hOffset, long width, long height, int cudaMemcpyKind_kind) Copies data between host and device.
static int	JCuda.cudaMemcpy2DFromArrayAsync(Pointer dst, long dpitch, cudaArray src, long wOffset, long hOffset, long width, long height, int cudaMemcpyKind_kind, cudaStream_t stream) Copies data between host and device.
static int	JCuda.cudaMemcpy2DToArray(cudaArray dst, long wOffset, long hOffset, Pointer src, long spitch, long width, long height, int cudaMemcpyKind_kind) Copies data between host and device.
static int	JCuda.cudaMemcpy2DToArrayAsync(cudaArray dst, long wOffset, long hOffset, Pointer src, long spitch, long width, long height, int cudaMemcpyKind_kind, cudaStream_t stream) Copies data between host and device.
static int	JCuda.cudaMemcpyAsync(Pointer dst, Pointer src, long count, int cudaMemcpyKind_kind, cudaStream_t stream) Copies data between host and device.
static int	JCuda.cudaMemcpyFromArray(Pointer dst, cudaArray src, long wOffset, long hOffset, long count, int cudaMemcpyKind_kind) Deprecated. Deprecated as of CUDA 10.1
static int	JCuda.cudaMemcpyFromArrayAsync(Pointer dst, cudaArray src, long wOffset, long hOffset, long count, int cudaMemcpyKind_kind, cudaStream_t stream) Deprecated. Deprecated as of CUDA 10.1
static int	JCuda.cudaMemcpyFromSymbol(Pointer dst, String symbol, long count, long offset, int cudaMemcpyKind_kind) Deprecated. This function is no longer supported as of CUDA 5.0
static int	JCuda.cudaMemcpyFromSymbolAsync(Pointer dst, String symbol, long count, long offset, int cudaMemcpyKind_kind, cudaStream_t stream) Deprecated. This function is no longer supported as of CUDA 5.0
static int	JCuda.cudaMemcpyPeer(Pointer dst, int dstDevice, Pointer src, int srcDevice, long count) Copies memory between two devices.
static int	JCuda.cudaMemcpyPeerAsync(Pointer dst, int dstDevice, Pointer src, int srcDevice, long count, cudaStream_t stream) Copies memory between two devices asynchronously.
static int	JCuda.cudaMemcpyToArray(cudaArray dst, long wOffset, long hOffset, Pointer src, long count, int cudaMemcpyKind_kind) Deprecated. Deprecated as of CUDA 10.1
static int	JCuda.cudaMemcpyToArrayAsync(cudaArray dst, long wOffset, long hOffset, Pointer src, long count, int cudaMemcpyKind_kind, cudaStream_t stream) Deprecated. Deprecated as of CUDA 10.1
static int	JCuda.cudaMemcpyToSymbol(String symbol, Pointer src, long count, long offset, int cudaMemcpyKind_kind) Deprecated. This function is no longer supported as of CUDA 5.0
static int	JCuda.cudaMemcpyToSymbolAsync(String symbol, Pointer src, long count, long offset, int cudaMemcpyKind_kind, cudaStream_t stream) Deprecated. This function is no longer supported as of CUDA 5.0
static int	JCuda.cudaMemPrefetchAsync(Pointer devPtr, long count, int dstDevice, cudaStream_t stream) Prefetches memory to the specified destination device Prefetches memory to the specified destination device.
static int	JCuda.cudaMemRangeGetAttribute(Pointer data, long dataSize, int attribute, Pointer devPtr, long count) Query an attribute of a given memory range.
static int	JCuda.cudaMemRangeGetAttributes(Pointer[] data, long[] dataSizes, int[] attributes, long numAttributes, Pointer devPtr, long count) Query attributes of a given memory range.
static int	JCuda.cudaMemRangeGetAttributes(Pointer[] data, long[] dataSizes, int[] attributes, long numAttributes, Pointer devPtr, long count) Query attributes of a given memory range.
static int	JCuda.cudaMemset(Pointer mem, int c, long count) Initializes or sets device memory to a value.
static int	JCuda.cudaMemset2D(Pointer mem, long pitch, int c, long width, long height) Initializes or sets device memory to a value.
static int	JCuda.cudaMemset2DAsync(Pointer devPtr, long pitch, int value, long width, long height, cudaStream_t stream) Initializes or sets device memory to a value.
static int	JCuda.cudaMemsetAsync(Pointer devPtr, int value, long count, cudaStream_t stream) Initializes or sets device memory to a value.
static int	JCuda.cudaPointerGetAttributes(cudaPointerAttributes attributes, Pointer ptr) Returns attributes about a specified pointer.
static int	JCuda.cudaSetupArgument(Pointer arg, long size, long offset) Deprecated. This function is deprecated as of CUDA 7.0
static int	JCuda.cudaStreamAttachMemAsync(cudaStream_t stream, Pointer devPtr, long length, int flags)

Constructors in jcuda.runtime with parameters of type Pointer

Constructor and Description
cudaAccessPolicyWindow(Pointer base_ptr, long num_bytes, float hitRatio, int hitProp, int missProp) Creates a new cudaAccessPolicyWindow with the given values