Changeset 758

Timestamp:

03/15/18 22:50:46 (7 years ago)

Author:

Maciej Komosinski

Message:

Added a few useful functions providing lists of neurons with specific properties

Location:

cpp/frams/genetics

Files:

• oper_fx.cpp (modified) (2 diffs)
• oper_fx.h (modified) (2 diffs)

cpp/frams/genetics/oper_fx.cpp

@@ -212 +212 @@
         for (int i = 0; i < Neuro::getClassCount(); i++)
                 if (Neuro::getClass(i)->genactive)
+                        active.push_back(Neuro::getClass(i));
+        if (active.size() == 0) return NULL; else return active[randomN(active.size())];
+}
+
+NeuroClass* GenoOperators::getRandomNeuroClassWithOutput()
+{
+        vector<NeuroClass*> active;
+        for (int i = 0; i < Neuro::getClassCount(); i++)
+                if (Neuro::getClass(i)->genactive && Neuro::getClass(i)->getPreferredOutput() != 0)
+                        active.push_back(Neuro::getClass(i));
+        if (active.size() == 0) return NULL; else return active[randomN(active.size())];
+}
+
+NeuroClass* GenoOperators::getRandomNeuroClassWithInput()
+{
+        vector<NeuroClass*> active;
+        for (int i = 0; i < Neuro::getClassCount(); i++)
+                if (Neuro::getClass(i)->genactive && Neuro::getClass(i)->getPreferredInputs() != 0)
+                        active.push_back(Neuro::getClass(i));
+        if (active.size() == 0) return NULL; else return active[randomN(active.size())];
+}
+
+NeuroClass* GenoOperators::getRandomNeuroClassWithOutputAndNoInputs()
+{
+        vector<NeuroClass*> active;
+        for (int i = 0; i < Neuro::getClassCount(); i++)
+                if (Neuro::getClass(i)->genactive && Neuro::getClass(i)->getPreferredOutput() != 0 && Neuro::getClass(i)->getPreferredInputs() == 0)
                         active.push_back(Neuro::getClass(i));
         if (active.size() == 0) return NULL; else return active[randomN(active.size())];
@@ -342 +369 @@
 }
 
-bool GenoOperators::isNeuroClassName(const char firstchar)
+bool GenoOperators::canStartNeuroClassName(const char firstchar)
 {
         return isupper(firstchar) || firstchar == '|' || firstchar == '@' || firstchar == '*';

cpp/frams/genetics/oper_fx.h

@@ -194 +194 @@
         static void linearMix(ParamInterface &p1, int i1, ParamInterface &p2, int i2, double proportion); ///<mixes i1'th and i2'th properties of p1 and p2; inherited proportion should be within [0,1]; 1.0 does not change values (all inherited), 0.5 causes both properties to become their average, 0.0 swaps values (none inherited). For integer properties applies random "dithering" when necessary.
         static NeuroClass* getRandomNeuroClass(); ///<returns random neuroclass or NULL when no active classes.
-        static int getRandomNeuroClassWithOutput(const vector<NeuroClass*>& NClist); //returns index of random neuroclass from the NClist or -1 (no neurons on the list that provide output)
-        static int getRandomNeuroClassWithInput(const vector<NeuroClass*>& NClist); //returns index of random neuroclass from the NClist or -1 (no neurons on the list that want input(s))
+        static NeuroClass* getRandomNeuroClassWithOutput(); ///<returns random neuroclass with output or NULL when no active classes.
+        static NeuroClass* getRandomNeuroClassWithInput(); ///<returns random neuroclass with input or NULL when no active classes.
+        static NeuroClass* getRandomNeuroClassWithOutputAndNoInputs(); ///<returns random sensor or NULL when no active classes.
+        static NeuroClass* getRandomSensorProb(float prob); ///<returns random sensor (only-output neuron class) with presented probability or NULL. \e prob probability of picking neuron class.
+        static int getRandomNeuroClassWithOutput(const vector<NeuroClass*>& NClist); ///<returns index of random NeuroClass from the NClist or -1 (no neurons on the list that provide output) \e NClist list of available neuron classes
+        static int getRandomNeuroClassWithInput(const vector<NeuroClass*>& NClist); ///<returns index of random NeuroClass from the NClist or -1 (no neurons on the list that want input(s)) \e NClist list of available neuron classes
         static int getRandomChar(const char *choices, const char *excluded); ///<returns index of a random character from 'choices' excluding 'excluded', or -1 when everything is excluded or 'choices' is empty.
         static NeuroClass* parseNeuroClass(char *&s); ///<returns longest matching neuroclass or NULL if the string does not begin with a valid neuroclass name. Advances \e s pointer.
@@ -204 +208 @@
         static bool areAlike(char*, char*); ///<compares two text strings skipping whitespaces. Returns 1 when equal, 0 when different.
         static char* strchrn0(const char *str, char ch); ///<like strchr, but does not find zero char in \e str.
-        static bool isNeuroClassName(const char firstchar); ///<determines if \e firstchar may start NeuroClass name. If not, it may start NeuroClass' (or Neuro's) property name.
+        static bool canStartNeuroClassName(const char firstchar); ///<determines if \e firstchar may start NeuroClass name. If not, it may start NeuroClass' (or Neuro's) property name.
         //@}
 };