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author | David Beck <david.beck@arm.com> | 2018-09-24 13:18:27 +0100 |
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committer | Matthew Bentham <matthew.bentham@arm.com> | 2018-10-10 16:16:57 +0100 |
commit | b4540bef0b0327683fe8e63f727c1212800dc2a9 (patch) | |
tree | e1ea8bb6ee981640a1c469ceb556ed648ffde411 /src/backends/reference/workloads/TensorBufferArrayView.hpp | |
parent | 2d9dd36fb6bc20b370701ab15463359b9db35f18 (diff) | |
download | armnn-b4540bef0b0327683fe8e63f727c1212800dc2a9.tar.gz |
IVGCVSW-1898 : Ref backend folder structure
* Reference backend is renamed to backends/reference as per
https://confluence.arm.com/display/MLENG/Pluggable+backends
Change-Id: I27a13c274eb60995dfb459e3c49c0e2f60bcd32c
Diffstat (limited to 'src/backends/reference/workloads/TensorBufferArrayView.hpp')
-rw-r--r-- | src/backends/reference/workloads/TensorBufferArrayView.hpp | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/backends/reference/workloads/TensorBufferArrayView.hpp b/src/backends/reference/workloads/TensorBufferArrayView.hpp new file mode 100644 index 0000000000..e19810ca87 --- /dev/null +++ b/src/backends/reference/workloads/TensorBufferArrayView.hpp @@ -0,0 +1,42 @@ +// +// Copyright © 2017 Arm Ltd. All rights reserved. +// SPDX-License-Identifier: MIT +// + +#include <armnn/Tensor.hpp> + +#include <boost/assert.hpp> + +namespace armnn +{ + +// Utility class providing access to raw tensor memory based on indices along each dimension. +template <typename DataType> +class TensorBufferArrayView +{ +public: + TensorBufferArrayView(const TensorShape& shape, DataType* data) + : m_Shape(shape) + , m_Data(data) + { + } + + DataType& Get(unsigned int b, unsigned int c, unsigned int h, unsigned int w) const + { + BOOST_ASSERT( b < m_Shape[0] || (m_Shape[0] == 0 && b == 0) ); + BOOST_ASSERT( c < m_Shape[1] || (m_Shape[1] == 0 && c == 0) ); + BOOST_ASSERT( h < m_Shape[2] || (m_Shape[2] == 0 && h == 0) ); + BOOST_ASSERT( w < m_Shape[3] || (m_Shape[3] == 0 && w == 0) ); + + return m_Data[b * m_Shape[1] * m_Shape[2] * m_Shape[3] + + c * m_Shape[2] * m_Shape[3] + + h * m_Shape[3] + + w]; + } + +private: + const TensorShape m_Shape; + DataType* m_Data; +}; + +} //namespace armnn |