EvaluationEngine.h

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/*

             *
            ***
           *****
   *********************       Mercenaries Engineering SARL
     *****************              Copyright (C) 2020
       *************
         *********        http://www.mercenaries-engineering.com
        ***********
       ****     ****
      **           **

*/

#pragma once

#include <gsl/span>
#include <functional>

#include "Value.h"

namespace maquina
{

class Plug;
class Impl;

class MAQUINA_EXPORT EvaluationEngine
{
public:
  static std::shared_ptr<EvaluationEngine> create();


  virtual void start(const Plug& plug, int32_t eval_first_frame, int32_t eval_last_frame, int32_t cache_first_frame, int32_t cache_last_frame) = 0;


  virtual void stop_and_wait() = 0;

  virtual void wait() = 0;

  virtual bool done() const = 0;

  virtual float progression() const = 0;


  virtual void set_notification(const std::function<void()>& notify) = 0;

  virtual Value evaluate_rest_value(const Plug& plug, int32_t cache_first_frame, int32_t cache_last_frame) = 0;


  virtual Value evaluate(const Plug& plug, float time, int32_t cache_first_frame, int32_t cache_last_frame, bool incremental = false, bool exact = true) = 0;


  virtual Value evaluate(const Plug& plug, float time, const gsl::span<const float>& subframes, int32_t cache_first_frame, int32_t cache_last_frame, bool incremental = false, bool exact = true) = 0;


  virtual std::vector<Value> evaluate(const maquina::Plug& plug, const gsl::span<const float>& frames, int32_t cache_first_frame, int32_t cache_last_frame, bool incremental=false, bool exact=false) = 0;

  virtual void clear_incremental(uint32_t initial_token) = 0;

  virtual void start_profiling() = 0;

  virtual void clear_profiling() = 0;

  virtual std::vector<std::pair<std::string, Imath::V2f>> end_profiling() = 0;
};

}