PlusLib  2.9.0
Software library for tracked ultrasound image acquisition, calibration, and processing.
dvpapi_cuda.h
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49 
50 #ifndef __DVAPI_CUDA_H_
51 #define __DVAPI_CUDA_H_
52 
53 #include <cuda.h>
54 #include "DVPAPI.h"
55 
57 dvpInitCUDAContext(uint32_t flags);
58 
61 
64 
67 
69 dvpCreateGPUCUDAArray(CUarray array,
70  DVPBufferHandle *bufferHandle);
71 
73 dvpCreateGPUCUDADevicePtr(CUdeviceptr devPtr,
74  DVPBufferHandle *bufferHandle);
75 
76 //------------------------------------------------------------------------
77 // Function: dvpMapBufferWaitCUDAStream
78 //
79 // Description: dvpMapBufferWaitCUDAStream peforms the same function as
80 // dvpMapBufferWaitAPI, but allows the specification of which
81 // stream will next use the buffer. This allows for more
82 // efficient driver optimisations. The NULL stream can also
83 // be specified in which case DVP will synchronise with that
84 // stream, but my be less than optimal performance.
85 //
86 // Parameters: gpuBufferHandle[IN] - buffer to synchorise with DVP
87 // stream[IN] - stream in which buffer was used
88 //
89 // Returns: DVP_STATUS_OK
90 // DVP_STATUS_INVALID_PARAMETER
91 // DVP_STATUS_ERROR
92 //------------------------------------------------------------------------
93 
96  CUstream stream);
97 
98 //------------------------------------------------------------------------
99 // Function: dvpMapBufferEndCUDAStream
100 //
101 // Description: dvpMapBufferEndCUDAStream peforms the same function as
102 // dvpMapBufferEndAPI, but allows the specification of which
103 // stream last used the buffer. This allows for more
104 // efficient driver optimisations. The NULL stream can also
105 // be specified in which case DVP will synchronise with that
106 // stream, but my be less than optimal performance.
107 //
108 // Parameters: gpuBufferHandle[IN] - buffer to synchorise with DVP
109 // stream[IN] - stream in which buffer will
110 // be used.
111 //
112 // Returns: DVP_STATUS_OK
113 // DVP_STATUS_INVALID_PARAMETER
114 // DVP_STATUS_ERROR
115 // DVP_STATUS_UNSIGNALED - returned if the API is
116 // unable to place a signal in the API compute stream
117 //------------------------------------------------------------------------
118 
121  CUstream stream);
122 
124 dvpGetRequiredConstantsCUDACtx(uint32_t *bufferAddrAlignment,
125  uint32_t *bufferGPUStrideAlignment,
126  uint32_t *semaphoreAddrAlignment,
127  uint32_t *semaphoreAllocSize,
128  uint32_t *semaphorePayloadOffset,
129  uint32_t *semaphorePayloadSize);
130 
131 #endif
#define DVPAPI_INTERFACE
Definition: DVPAPI.h:74
DVPAPI_INTERFACE dvpCloseCUDAContext()
DVPAPI_INTERFACE dvpCreateGPUCUDAArray(CUarray array, DVPBufferHandle *bufferHandle)
const char int const char int flags
Definition: phidget22.h:2552
uint64_t DVPBufferHandle
Definition: DVPAPI.h:80
DVPAPI_INTERFACE dvpMapBufferWaitCUDAStream(DVPBufferHandle gpuBufferHandle, CUstream stream)
DVPAPI_INTERFACE dvpGetRequiredConstantsCUDACtx(uint32_t *bufferAddrAlignment, uint32_t *bufferGPUStrideAlignment, uint32_t *semaphoreAddrAlignment, uint32_t *semaphoreAllocSize, uint32_t *semaphorePayloadOffset, uint32_t *semaphorePayloadSize)
DVPAPI_INTERFACE dvpBindToCUDACtx(DVPBufferHandle hBuf)
DVPAPI_INTERFACE dvpInitCUDAContext(uint32_t flags)
DVPAPI_INTERFACE dvpUnbindFromCUDACtx(DVPBufferHandle hBuf)
DVPAPI_INTERFACE dvpMapBufferEndCUDAStream(DVPBufferHandle gpuBufferHandle, CUstream stream)
DVPAPI_INTERFACE dvpCreateGPUCUDADevicePtr(CUdeviceptr devPtr, DVPBufferHandle *bufferHandle)