Added functions to get number of teammates and number of opponents - no longer...

Added functions to get number of teammates and number of opponents - no longer have to specify for agents

hfo/hfo.py

@@ -79,6 +79,10 @@ hfo_lib.statusToString.argtypes = [c_int]
 hfo_lib.statusToString.restype = c_char_p
 hfo_lib.getUnum.argtypes = [c_void_p]
 hfo_lib.getUnum.restype = c_int
+hfo_lib.getNumTeammates.argtypes = [c_void_p]
+hfo_lib.getNumTeammates.restype = c_int
+hfo_lib.getNumOpponents.argtypes = [c_void_p]
+hfo_lib.getNumOpponents.restype = c_int
 
 class HFOEnvironment(object):
   def __init__(self):
@@ -154,3 +158,11 @@ class HFOEnvironment(object):
   def getUnum(self):
     """ Return the uniform number of the agent """
     return hfo_lib.getUnum(self.obj)
+
+  def getNumTeammates(self):
+    """ Returns the number of teammates of the agent """
+    return hfo_lib.getNumTeammates(self.obj)
+
+  def getNumOpponents(self):
+    """ Returns the number of opponents of the agent """
+    return hfo_lib.getNumOpponents(self.obj)

hfo/hfo_c_wrapper.h

@@ -48,6 +48,8 @@ extern "C" {
     return StatusToString(status).c_str();
   }
   int getUnum(hfo::HFOEnvironment *hfo) {return hfo->getUnum();}
+  int getNumTeammates(hfo::HFOEnvironment *hfo) {return hfo->getNumTeammates();}
+  int getNumOpponents(hfo::HFOEnvironment *hfo) {return hfo->getNumOpponents();}
 }
 
 #endif

src/HFO.cpp

@@ -115,6 +115,14 @@ int HFOEnvironment::getUnum() {
   return agent->getUnum();
 }
 
+int HFOEnvironment::getNumTeammates() {
+  return agent->getNumTeammates();
+}
+
+int HFOEnvironment::getNumOpponents() {
+  return agent->getNumOpponents();
+}
+
 Player HFOEnvironment::playerOnBall() {
   return agent->getPlayerOnBall();
 }

src/HFO.hpp

@@ -49,6 +49,12 @@ class HFOEnvironment {
   // Returns the uniform number of the player
   virtual int getUnum();
 
+  // Returns the number of teammates
+  virtual int getNumTeammates();
+
+  // Returns the number of opponents
+  virtual int getNumOpponents();
+
   // Get the current player holding the ball
   virtual Player playerOnBall();
 

src/agent.cpp

@@ -212,16 +212,16 @@ bool Agent::initImpl(CmdLineParser & cmd_parser) {
 }
 
 FeatureExtractor* Agent::getFeatureExtractor(feature_set_t feature_set_indx,
-                                             int num_teammates,
-                                             int num_opponents,
+                                             int numTeammates,
+                                             int numOpponents,
                                              bool playing_offense) {
   switch (feature_set_indx) {
     case LOW_LEVEL_FEATURE_SET:
-      return new LowLevelFeatureExtractor(num_teammates, num_opponents,
+      return new LowLevelFeatureExtractor(numTeammates, numOpponents,
                                           playing_offense);
       break;
     case HIGH_LEVEL_FEATURE_SET:
-      return new HighLevelFeatureExtractor(num_teammates, num_opponents,
+      return new HighLevelFeatureExtractor(numTeammates, numOpponents,
                                            playing_offense);
       break;
     default:
@@ -336,9 +336,9 @@ Agent::ProcessTrainerMessages()
       hfo::Config hfo_config;
       if (hfo::ParseConfig(message, hfo_config)) {
         bool playing_offense = world().ourSide() == rcsc::LEFT;
-        int num_teammates = playing_offense ?
+        num_teammates = playing_offense ?
 	  hfo_config.num_offense - 1 : hfo_config.num_defense - 1;
-        int num_opponents = playing_offense ?
+        num_opponents = playing_offense ?
 	  hfo_config.num_defense : hfo_config.num_offense;
         feature_extractor = getFeatureExtractor(
             feature_set, num_teammates, num_opponents, playing_offense);

src/agent.h

@@ -61,6 +61,8 @@ protected:
   std::string say_msg, hear_msg;       // Messages to/from teammates
   hfo::action_t requested_action;      // Currently requested action
   std::vector<float> params;           // Parameters of current action
+  int num_teammates;                   // Number of teammates
+  int num_opponents;                   // Number of opponents
 
  public:
   inline const std::vector<float>& getState() { return state; }
@@ -68,6 +70,8 @@ protected:
   inline const hfo::Player& getPlayerOnBall() { return player_on_ball; }
   inline const std::string& getHearMsg() { return hear_msg; }
   int getUnum(); // Returns the uniform number of the player
+  inline int getNumTeammates() { return num_teammates; }
+  inline int getNumOpponents() { return num_opponents; }
 
   inline void setFeatureSet(hfo::feature_set_t fset) { feature_set = fset; }
   inline std::vector<float>* mutable_params() { return &params; }

tests/test_with_server.py

@@ -53,6 +53,12 @@ def test_with_server():
 
         print("My unum is {!s}".format(my_unum))
 
+        num_teammates = hfo_env.getNumTeammates()
+        assert (num_teammates == 2), "Wrong num teammates ({!r})".format(num_teammates)
+
+        num_opponents = hfo_env.getNumOpponents()
+        assert (num_opponents == 2), "Wrong num opponents ({!r})".format(num_opponents)
+
         had_ok_unum = False
         had_ok_unum_set_my_side = set()
         had_ok_unum_set_their_side = set();

tests/test_with_server_fullstate.py

@@ -54,6 +54,12 @@ def test_with_server():
 
         print("My unum is {!s}".format(my_unum))
 
+        num_teammates = hfo_env.getNumTeammates()
+        assert (num_teammates == 2), "Wrong num teammates ({!r})".format(num_teammates)
+
+        num_opponents = hfo_env.getNumOpponents()
+        assert (num_opponents == 2), "Wrong num opponents ({!r})".format(num_opponents)
+
         had_ok_unum = False
         had_ok_unum_set_my_side = set()
         had_ok_unum_set_their_side = set();