From 50921e339daf8f2c4cae8ab792e97b8a35a90dbe Mon Sep 17 00:00:00 2001
From: Florian Jung <flo@windfisch.org>
Date: Mon, 31 Aug 2015 17:52:18 +0200
Subject: virus direction stats

---
 game_mechanics.txt                          |  8 ------
 gui.py                                      |  9 ++++++
 reversing_game_mechanics/game_mechanics.txt |  8 ++++++
 subscriber.py                               | 44 ++++++++++++++++++++++++++++-
 4 files changed, 60 insertions(+), 9 deletions(-)
 delete mode 100644 game_mechanics.txt
 create mode 100644 reversing_game_mechanics/game_mechanics.txt

diff --git a/game_mechanics.txt b/game_mechanics.txt
deleted file mode 100644
index 9c64805..0000000
--- a/game_mechanics.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-can eject: if size >= 60 i.e. mass >= 35 
-eject makes me lose 16 mass
-eject distance is between (600+my.size) and (700+my.size), about 10-15 deg deviation
-can eat ejected mass if mass >= 18 i.e. size >= 43
-
-cell can eat us, if their size/mass(??) is at least 1.25* our size/mass
-
-zoom level is 369.399 * sum(own_cells.size) ** 0.431776
diff --git a/gui.py b/gui.py
index 6ba6f36..2040f32 100644
--- a/gui.py
+++ b/gui.py
@@ -319,8 +319,12 @@ def draw_markers():
 def draw_debug():
     for cell in c.world.cells.values():
         parent = None
+        shoot_vec = None
+        settled = None
         try:
             parent = cell.parent
+            shoot_vec = cell.shoot_vec
+            settled = cell.calmed_down
         except AttributeError:
             pass
 
@@ -329,6 +333,11 @@ def draw_debug():
             draw_circle(parent.pos,3,(255,0,0),True)
 
 
+        if shoot_vec != None and settled != True:
+            shoot_vec = 400 * shoot_vec / shoot_vec.len()
+            draw_line(cell.pos, cell.pos+shoot_vec, (0,255,255))
+
+
 def draw_frame():
     global screen, movement, zoom, screensize, input, bot_input, marker, marker_updated, running
 
diff --git a/reversing_game_mechanics/game_mechanics.txt b/reversing_game_mechanics/game_mechanics.txt
new file mode 100644
index 0000000..9c64805
--- /dev/null
+++ b/reversing_game_mechanics/game_mechanics.txt
@@ -0,0 +1,8 @@
+can eject: if size >= 60 i.e. mass >= 35 
+eject makes me lose 16 mass
+eject distance is between (600+my.size) and (700+my.size), about 10-15 deg deviation
+can eat ejected mass if mass >= 18 i.e. size >= 43
+
+cell can eat us, if their size/mass(??) is at least 1.25* our size/mass
+
+zoom level is 369.399 * sum(own_cells.size) ** 0.431776
diff --git a/subscriber.py b/subscriber.py
index 483ae04..4327e04 100644
--- a/subscriber.py
+++ b/subscriber.py
@@ -82,14 +82,37 @@ class EnhancingSubscriber(DummySubscriber):
         self.c = None
         self.history = {}
         self.time = 0
+        self.victims = {}
 
     def set_client(self,c):
         self.c = c
+
+    def cleanup_victims(self):
+        delete = []
+
+        for eater in self.victims:
+            self.victims[eater] = list(filter(lambda v : v[1] < self.time - 100, self.victims[eater]))
+            if len(self.victims[eater]) == 0:
+                delete += [eater]
+
+        for eater in delete:
+            del self.victims[eater]
     
+    def on_cell_eaten(self, eater_id, eaten_id):
+        if self.c.world.cells[eater_id].is_virus:
+            print("virus ate something!")
+        if eater_id not in self.victims:
+            self.victims[eater_id] = []
+
+        self.victims[eater_id] += [(self.c.world.cells[eaten_id], self.time)]
+
     def on_world_update_post(self):
         self.c.world.time = self.time
         self.time += 1
 
+        if self.time % 100 == 0:
+            self.cleanup_victims()
+
         # create and purge poslog history, movement and movement_angle
         for cid in self.history:
             self.history[cid].stale = True
@@ -183,7 +206,26 @@ class EnhancingSubscriber(DummySubscriber):
 
                 if is_split:
                     cell.parent = min(cell.player.cells, key=lambda c : (c.pos - cell.poslog[0]).len() if c != cell else float('inf'))
-                    cell.shoot_vec = None # TODO FIXME: use direction of the last ejected blob feed into the mother virus
+                    try:
+                        last_feed = self.victims[cell.parent.cid][-1][0]
+                        if not last_feed.is_ejected_mass:
+                            print("wtf, last virus feed was not ejected mass?!")
+                            raise KeyError
+                        else:
+                            cell.shoot_vec  = cell.parent.pos - last_feed.poslog[0]
+                            cell.shoot_vec2 = last_feed.poslog[0] - last_feed.poslog[-1]
+                            try:
+                                pos_when_shot = last_feed.parent.poslog[len(last_feed.poslog)]
+                                cell.shoot_vec3 = cell.parent.pos - pos_when_shot
+                            except:
+                                print("MOAAAHH")
+                                cell.shoot_vec3 = None
+                    except KeyError:
+                        print("wtf, no last virus feed?!")
+                        cell.shoot_vec  = None
+                        cell.shoot_vec2 = None
+                        cell.shoot_vec3 = None
+                        
                     cell.calmed_down = False
                 
             elif cell.is_ejected_mass:
-- 
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