.. _program_listing_file_src_flamegpu_simulation_AgentLoggingConfig.cu:

Program Listing for File AgentLoggingConfig.cu
==============================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_flamegpu_simulation_AgentLoggingConfig.cu>` (``src/flamegpu/simulation/AgentLoggingConfig.cu``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #include <utility>
   
   #include "flamegpu/simulation/AgentLoggingConfig.h"
   #include "flamegpu/model/AgentData.h"
   
   namespace flamegpu {
   
   namespace detail {
       __constant__ double STANDARD_DEVIATION_MEAN;
       std::mutex STANDARD_DEVIATION_MEAN_mutex;
       standard_deviation_add_impl standard_deviation_add;
       standard_deviation_subtract_mean_impl standard_deviation_subtract_mean;
   }  // namespace detail
   
   AgentLoggingConfig::AgentLoggingConfig(
       std::shared_ptr<const AgentData> _agent,
       std::pair<std::shared_ptr<std::set<LoggingConfig::NameReductionFn>>, bool> &_agent_set)
       : agent(std::move(_agent))
       , agent_set(_agent_set.first)
       , log_count(_agent_set.second) { }
   
   void AgentLoggingConfig::log(const LoggingConfig::NameReductionFn &nrf, const std::type_index &variable_type, const std::string &method_name) {
       // Validate variable name and type
       const auto var = agent->variables.find(nrf.name);
       if (var == agent->variables.end()) {
           THROW exception::InvalidAgentVar("Agent ('%s') variable '%s' was not found in the model description, "
               "in AgentLoggingConfig::log%s()\n",
               agent->name.c_str(), nrf.name.c_str(), method_name.c_str());
       } else if (var->second.type != variable_type) {
           THROW exception::InvalidVarType("Agent ('%s') variable '%s' has type '%s', incorrect type '%s' was provided to template, "
               "in AgentLoggingConfig::log%s()\n",
               agent->name.c_str(), nrf.name.c_str(), var->second.type.name(), variable_type.name(), method_name.c_str());
       } else if (var->second.elements != 1) {
           THROW exception::InvalidVarType("Agent ('%s') variable '%s' is an array variable, this function does not support array variables, "
               "in AgentLoggingConfig::log%s()\n",
               agent->name.c_str(), nrf.name.c_str(), method_name.c_str());
       }
       // Store it in the map
       if (!agent_set->emplace(nrf).second) {
           THROW exception::InvalidArgument("Agent ('%s') variable '%s' %s has already been marked for logging, "
               "in AgentLoggingConfig::log%s()\n",
                agent->name.c_str(), nrf.name.c_str(), method_name.c_str(), method_name.c_str());
       }
   }
   
   }  // namespace flamegpu