1 files changed, 63 insertions, 0 deletions
diff --git a/code/core/global.h b/code/core/global.h
new file mode 100644
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--- /dev/null
+++ b/code/core/global.h
@@ -0,0 +1,63 @@
+#ifndef GLOBAL_H
+#define GLOBAL_H
+
+class Global {
+public:
+  Global();
+
+  // methods
+  void evolve(double td);
+  double decay_dopamin(double level, double td); // return how much the level _would_ have been decayed
+
+  // variables (and quasi constants)
+  //   * neuron related
+  double voltage_tau;  // [s]
+  double voltage_base; // [V] rest potential 
+  double threshold;    // [V] above which a spike is emitted
+
+  double Wmax, Wmin;   // [V]
+  double sumWeight;    // [V]
+  double absoluteRefractoryTime; // [V]
+
+  //   * dopamin
+  double dopamin_level; // [?]
+  double dopamin_tau;   // [s]
+
+  //   * STDP
+  double stdp_tau_plus;     // [s]
+  double stdp_tau_minus;    // [s]
+  double stdp_lambda_plus;  // [1]
+  double stdp_lambda_minus; // [1]
+  double stdp_et_tau;       // [s] eligibility trace tau
+
+  //   * IP
+  double ip_sliding_avg_tau;
+  double ip_lambda_R;
+  double ip_lambda_C;
+  double ip_dst_mom1;
+  double ip_dst_mom2;
+
+  //   * external noise
+  double en_current; // [V]
+  double en_freq; // [Hz/Neuron]
+
+  //   * trainer
+  double trainer_eval_delay; // [s]
+  int trainer_numSymbols;            // [1]
+  double trainer_refractoryTime;     // [s]
+  double trainer_rewardAmount;       // [?]
+  double trainer_rd_c1; // readout delay with
+  double trainer_rd_c2; //   delay = c1 + t*c2 + r*c3 + t*r'*c4
+  double trainer_rd_c3; // where
+  double trainer_rd_c4; //   r and r' are two distinct random numbers (equ. dist in [0,1))
+
+  // reflection
+  template<class Action> bool reflect(Action &a);
+  typedef int id_type;
+  static id_type numElements();
+  static Neuron * singleton(int num); // return neuron # num
+} global;
+
+Global &g = global;
+
+#endif //  GLOBAL_H