Compute Library
 21.02
CLDistribution1D.cpp
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25 
26 #include "arm_compute/core/Error.h"
28 
29 using namespace arm_compute;
30 
31 CLDistribution1D::CLDistribution1D(size_t num_bins, int32_t offset, uint32_t range)
32  : ICLDistribution1D(num_bins, offset, range), _mem(CLScheduler::get().context(), CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE, num_bins * sizeof(int32_t))
33 {
34 }
35 
36 void CLDistribution1D::map(bool blocking)
37 {
38  ICLDistribution1D::map(CLScheduler::get().queue(), blocking);
39 }
40 
42 {
44 }
45 
46 uint32_t *CLDistribution1D::do_map(cl::CommandQueue &q, bool blocking)
47 {
48  ARM_COMPUTE_ERROR_ON(_mem.get() == nullptr);
49  return static_cast<uint32_t *>(q.enqueueMapBuffer(_mem, blocking ? CL_TRUE : CL_FALSE, CL_MAP_READ | CL_MAP_WRITE, 0, size()));
50 }
51 
52 void CLDistribution1D::do_unmap(cl::CommandQueue &q)
53 {
54  ARM_COMPUTE_ERROR_ON(_mem.get() == nullptr);
55  q.enqueueUnmapMemObject(_mem, _mapping);
56 }
57 
59 {
60  return _mem;
61 }
__global uchar * offset(const Image *img, int x, int y)
Get the pointer position of a Image.
Definition: helpers.h:846
static CLScheduler & get()
Access the scheduler singleton.
void unmap(cl::CommandQueue &q)
Enqueue an unmap operation of the allocated and mapped buffer on the given queue. ...
#define ARM_COMPUTE_ERROR_ON(cond)
If the condition is true then an error message is printed and an exception thrown.
Definition: Error.h:466
cl::Buffer & cl_buffer() override
Interface to be implemented by the child class to return a reference to the OpenCL buffer containing ...
Copyright (c) 2017-2021 Arm Limited.
void map(cl::CommandQueue &q, bool blocking=true)
Enqueue a map operation of the allocated buffer on the given queue.
Interface to enqueue OpenCL kernels and get/set the OpenCL CommandQueue and ICLTuner.
CLDistribution1D(size_t num_bins, int32_t offset, uint32_t range)
Constructor: Creates a 1D CLDistribution of a consecutive interval [offset, offset + range - 1] defin...
SimpleTensor< T > range(SimpleTensor< T > &dst, float start, const size_t num_of_elements, float step)
Definition: Range.cpp:50
void map(bool blocking=true)
Enqueue a map operation of the allocated buffer.
void unmap()
Enqueue an unmap operation of the allocated and mapped buffer.
ICLDistribution1D interface class.
Provides global access to a CL context and command queue.
Definition: CLScheduler.h:41
size_t size() const override
Returns the total size in bytes of the distribution.