Line data    Source code

       1              : // Copyright 2024, UChicago Argonne, LLC
       2              : // All Rights Reserved
       3              : // Software Name: NEML2 -- the New Engineering material Model Library, version 2
       4              : // By: Argonne National Laboratory
       5              : // OPEN SOURCE LICENSE (MIT)
       6              : //
       7              : // Permission is hereby granted, free of charge, to any person obtaining a copy
       8              : // of this software and associated documentation files (the "Software"), to deal
       9              : // in the Software without restriction, including without limitation the rights
      10              : // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
      11              : // copies of the Software, and to permit persons to whom the Software is
      12              : // furnished to do so, subject to the following conditions:
      13              : //
      14              : // The above copyright notice and this permission notice shall be included in
      15              : // all copies or substantial portions of the Software.
      16              : //
      17              : // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
      18              : // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      19              : // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
      20              : // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      21              : // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
      22              : // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
      23              : // THE SOFTWARE.
      24              : 
      25              : #include "neml2/dispatchers/derivmap_helpers.h"
      26              : #include "neml2/misc/errors.h"
      27              : #include "neml2/tensors/functions/cat.h"
      28              : 
      29              : namespace neml2
      30              : {
      31              : 
      32              : DerivMap
      33            1 : derivmap_cat_reduce(std::vector<DerivMap> && results, Size batch_dim)
      34              : {
      35              :   // Re-bin the results
      36            1 :   std::map<VariableName, std::map<VariableName, std::vector<Tensor>>> vars;
      37            3 :   for (auto && result : std::move(results))
      38            4 :     for (auto && [name1, vmap] : result)
      39            4 :       for (auto && [name2, value] : vmap)
      40            2 :         vars[name1][name2].emplace_back(std::move(value));
      41              : 
      42              :   // Concatenate the tensors
      43            1 :   DerivMap ret;
      44            2 :   for (auto && [name1, vmap] : vars)
      45            2 :     for (auto && [name2, values] : vmap)
      46              :     {
      47            1 :       if (values.front().batch_dim() <= batch_dim)
      48              :       {
      49              : #ifndef NDEBUG
      50            0 :         for (auto && value : values)
      51            0 :           if (value.batch_dim() != values.front().batch_dim())
      52            0 :             throw neml2::NEMLException("Some Jacobian entries for " + name1.str() + " and " +
      53            0 :                                        name2.str() + " have different batch dimensions");
      54              : #endif
      55            0 :         ret[name1][name2] = values.front();
      56              :       }
      57              :       else
      58            1 :         ret[name1][name2] = batch_cat(values, batch_dim);
      59              :     }
      60              : 
      61            2 :   return ret;
      62            1 : }
      63              : 
      64              : DerivMap
      65            0 : derivmap_move_device(DerivMap && x, Device device)
      66              : {
      67              :   // Move the tensors to the device
      68            0 :   for (auto && [name, vmap] : std::move(x))
      69            0 :     for (auto && [name2, value] : vmap)
      70            0 :       x[name][name2] = value.to(device);
      71            0 :   return std::move(x);
      72              : }
      73              : 
      74              : DerivMap
      75            1 : derivmap_no_operation(DerivMap && x)
      76              : {
      77            1 :   return std::move(x);
      78              : }
      79              : 
      80              : }