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PR: CuPy Based GPU Backend#625

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OmarWagih1 wants to merge 17 commits intocolour-science:developcolour-science/colour:developfrom OmarWagih1:feature/ndarray_backendOmarWagih1/colour:feature/ndarray_backendCopy head branch name to clipboard

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Commits on Aug 24, 2020

• Convert CAM test to unit tests.

  

  MichaelMauderer

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• Investigate n-dimensional array backend change.

  

  KelSolaar

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• Adding Cupy computational backend with supporting utility function to change backends

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• Testing cupy support for models, adaptation, transfer_functions, rgb, coordinates, temperature, difference, biochemistry, colorimetry and algebra. Currently parts of the last two modules do not work.

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• Fixes for algebra, colorimetry, luts, notation, phenomena and quality sub modules

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• Fixes for the volume, luts, colorimetry, blindness and characterisation module

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• Fixes for tests of all submodules, all submodules now work except these functions, continous/signal-Multisignal, rgb/derivation, temperature CCT_to_xy, XYZto_sd_Meng2015, notation/munsell and primi…

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• Fixes for the temperature module

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• Fixes for the temperature module

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• Fixes for models/rgb/derivation

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• Fixes for appearance, quality and phenomenal

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• Fixes for appearance, quality and phenomenal

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• Tests for models, appearance and algebra

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• Fixed the switches between cupy and numpy, turned jakob2019 to ndarray instead of numpy, redefined the as_float for numpy to avoid the zero division error, currently all tests work on numpy and som…

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• Fixes for the munsell code, still have one test to pass

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• Rebasing to current develop branch

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Commits on Aug 26, 2020

• Redefined the as_float function for cupy, made the as_float code for several functions more compact

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