def main():
pp_engine = PredPreyEngine()
pp_engine.add_player(Pred)
pp_engine.add_player(Pred)
pp_engine.add_player(Prey)
pp_engine.add_player(Prey)
pp_engine.init_engine()
gui = PredPreyGUI(pp_engine)
gui.run_simulation()
def main():
pp_engine = PredPreyEngine()
pp_engine.add_player(Pred)
pp_engine.add_player(Pred)
pp_engine.add_player(Prey)
pp_engine.add_player(Prey)
pp_engine.init_engine()
gui = PredPreyGUI(pp_engine)
gui.run_simulation()
class PredPreyGUI:
def __init__(self, engine):
# Setup variables
self.human_player = -1
self.playing_real_time = False
self.projectile_list = []
self.objects = []
self.gui_objects = {}
self.gfx_dict = {}
self.gui_players = []
self.gui_status = []
self.sim_running = False
self.pp_engine = engine
# Frame and animation variables
self.frame_length = 16
self.frames_until_update = 8
self.frame = self.frames_until_update
# Prepare the window
self.init_gui()
# Load graphics
self.load_gfx()
# Setup background
self.setup_game_window()
# Enable keyboard support
self.kbd_handler = KeyboardHandler()
self.gui_canvas.bind_all('<Key>', self.kbd_handler.keyPressed)
self.gui_canvas.bind_all('<KeyRelease>', self.kbd_handler.keyReleased)
# Load all graphics files
def load_gfx(self):
gfx_static = [
'Grass', 'GrassDark', 'Brick', 'Water', 'Stone', 'Snow',
'Projectile'
]
gfx_players = ['PredHeadTransparent', 'PreyTransparent']
for item in gfx_static:
self.gfx_dict[item] = tk.PhotoImage(file=('./gfx/' + item +
'.gif'))
for item in gfx_players:
for direction in ['Up', 'Down', 'Left', 'Right']:
self.gfx_dict[item + direction] = tk.PhotoImage(
file=('./gfx/' + item + direction + '.gif'))
def set_human_player(self):
for player in self.pp_engine.players:
player.human = False
self.pp_engine.players[self.human_player].human = True
def init_gui(self):
# Init game window
self.tkinter_instance = tk.Tk()
self.tkinter_instance.resizable(width=False, height=False)
self.tkinter_instance.geometry('{}x{}'.format(
self.pp_engine.squaresize * self.pp_engine.world_width,
self.pp_engine.squaresize * self.pp_engine.world_height + 21 *
(len(self.pp_engine.players) + 1)))
self.gui_canvas = tk.Canvas(self.tkinter_instance)
self.gui_canvas.pack(fill=tk.BOTH, expand=1)
# GUI information
self.font_top = tkfont.Font(weight='bold', size=10)
self.font_info = tkfont.Font(size=10)
temp = tk.Label(self.tkinter_instance,
text="PredPrey version ?.??? time=0",
font=self.font_top,
background='white')
temp.pack(fill=tk.X)
self.gui_status.append(temp)
for each in self.pp_engine.players:
temp = tk.Label(self.tkinter_instance,
text=each,
font=self.font_info,
background='white')
temp.pack(fill=tk.X)
self.gui_status.append(temp)
# Create background and players
def setup_game_window(self):
# Draw background tiles
for y in range(0, self.pp_engine.world_height):
for x in range(0, self.pp_engine.world_width):
tile = self.pp_engine.world[y * self.pp_engine.world_width + x]
self.gui_canvas.create_image(
x * self.pp_engine.squaresize + 10,
y * self.pp_engine.squaresize + 10,
image=self.gfx_dict[tile])
# Create players
self.gui_players = []
for player in self.pp_engine.players:
temp = self.gui_canvas.create_image(
self.pp_engine.squaresize * player.x + 10,
self.pp_engine.squaresize * player.y + 10,
image=self.gfx_dict[player.gfx + 'Left'])
self.gui_players.append(temp)
def run_simulation(self):
self.sim_running = True
self.tkinter_instance.after(1000, self.render_frame)
self.tkinter_instance.mainloop()
def get_human_action(self):
human_action = []
if self.kbd_handler.fire:
human_action.append("FIRE")
elif self.kbd_handler.jump:
human_action.append("JUMP")
else:
human_action.append("MOVE")
if self.kbd_handler.right:
human_action.append("RIGHT")
elif self.kbd_handler.left:
human_action.append("LEFT")
elif self.kbd_handler.up:
human_action.append("UP")
elif self.kbd_handler.down:
human_action.append("DOWN")
if len(human_action) < 2:
human_action = None
return human_action
# Update GUI information
def update_gui(self):
for i in range(0, len(self.pp_engine.players)):
player = self.pp_engine.players[i]
label = self.gui_status[i + 1]
label['text'] = 'Player %d (%s) at (%d,%d)' % (i, player.type,
player.x, player.y)
if self.current_update:
label['text'] += ' doing %s' % self.current_update[i]
if not player.alive:
label['background'] = 'red'
elif player.human:
label['background'] = 'yellow'
else:
label['background'] = 'white'
self.gui_status[0][
'text'] = "PredPrey version ?.??? time=%d" % self.pp_engine.time
def update_characters(self, update):
animation_factor = 1.0 / self.frames_until_update
if update:
for i in range(0, len(self.pp_engine.players)):
# Applicable action and gui element
action = update[i]
gui_element = self.gui_players[i]
player = self.pp_engine.players[i]
# Update the characters
if action:
if action[0] == 'MOVE' or action[0] == 'JUMP':
direction = player.direction[0] + player.direction[
1:].lower()
self.gui_canvas.itemconfig(
gui_element,
image=self.gfx_dict[player.gfx + direction])
if action[1] == 'UP':
self.gui_canvas.move(
gui_element, 0, -action[2] *
self.pp_engine.squaresize * animation_factor)
elif action[1] == 'DOWN':
self.gui_canvas.move(
gui_element, 0, action[2] *
self.pp_engine.squaresize * animation_factor)
elif action[1] == 'LEFT':
self.gui_canvas.move(
gui_element, -action[2] *
self.pp_engine.squaresize * animation_factor,
0)
elif action[1] == 'RIGHT':
self.gui_canvas.move(
gui_element, action[2] *
self.pp_engine.squaresize * animation_factor,
0)
def update_objects(self):
if self.frame == 0:
current_objects = self.pp_engine.objects
# Remove objects
for object_id in self.pp_engine.objects_removed:
self.gui_canvas.delete(self.gui_objects[object_id])
# Create new objects
for object_id in self.pp_engine.objects_created:
for object in current_objects:
if object.id == object_id:
temp = self.gui_canvas.create_image(
object.x * self.pp_engine.squaresize +
self.pp_engine.squaresize // 2,
object.y * self.pp_engine.squaresize +
self.pp_engine.squaresize // 2,
image=self.gfx_dict[object.gfx])
self.gui_objects[object.id] = temp
# Save object list
self.objects = current_objects
# Move objects that already exist
for object in self.objects:
action = object.action
animation_factor = 1.0 / self.frames_until_update
gui_element = self.gui_objects[object.id]
if action:
if action[0] == 'MOVE':
if action[1] == 'UP':
self.gui_canvas.move(
gui_element, 0, -action[2] *
self.pp_engine.squaresize * animation_factor)
elif action[1] == 'DOWN':
self.gui_canvas.move(
gui_element, 0, action[2] *
self.pp_engine.squaresize * animation_factor)
elif action[1] == 'LEFT':
self.gui_canvas.move(
gui_element, -action[2] *
self.pp_engine.squaresize * animation_factor, 0)
elif action[1] == 'RIGHT':
self.gui_canvas.move(
gui_element, action[2] *
self.pp_engine.squaresize * animation_factor, 0)
def render_frame(self):
if self.kbd_handler.humanup:
self.kbd_handler.humanup = False
self.human_player += 1
if self.human_player >= len(self.pp_engine.players):
self.human_player = -1
self.set_human_player()
if self.kbd_handler.humandown:
self.kbd_handler.humandown = False
self.human_player -= 1
if self.human_player < -1:
self.human_player = len(self.pp_engine.players) - 1
self.set_human_player()
if self.kbd_handler.restart:
self.gui_canvas.delete("all")
self.pp_engine = PredPreyEngine()
self.pp_engine.add_player(Pred)
self.pp_engine.add_player(Pred)
self.pp_engine.add_player(Prey)
self.pp_engine.add_player(Prey)
self.pp_engine.init_engine()
self.setup_game_window()
#self.set_human_player()
self.kbd_handler.restart = False
if self.kbd_handler.playpause:
self.kbd_handler.playpause = False
self.sim_running = not self.sim_running
if self.sim_running:
self.frame += 1
if self.frame >= self.frames_until_update:
self.frame = 0
update = None
human_action = self.get_human_action()
# If simulation is running, get updates
if self.pp_engine.check_running():
if self.human_player < 0:
self.pp_engine.update_ai()
update = self.pp_engine.next()
elif self.human_player >= 0 and (self.playing_real_time
or human_action):
self.pp_engine.update_ai()
self.pp_engine.set_action(player=self.human_player,
action=human_action)
update = self.pp_engine.next()
# Store the update
self.current_update = update
# === Movement (animated)
# Update the GUI
self.update_gui()
# Move characters
self.update_characters(self.current_update)
# Draw objects
self.update_objects()
# Maintain loop
time_to_next = self.frame_length
if self.kbd_handler.quadspeed:
time_to_next //= 4
self.tkinter_instance.after(time_to_next, self.render_frame)
def render_frame(self):
if self.kbd_handler.humanup:
self.kbd_handler.humanup = False
self.human_player += 1
if self.human_player >= len(self.pp_engine.players):
self.human_player = -1
self.set_human_player()
if self.kbd_handler.humandown:
self.kbd_handler.humandown = False
self.human_player -= 1
if self.human_player < -1:
self.human_player = len(self.pp_engine.players) - 1
self.set_human_player()
if self.kbd_handler.restart:
self.gui_canvas.delete("all")
self.pp_engine = PredPreyEngine()
self.pp_engine.add_player(Pred)
self.pp_engine.add_player(Pred)
self.pp_engine.add_player(Prey)
self.pp_engine.add_player(Prey)
self.pp_engine.init_engine()
self.setup_game_window()
#self.set_human_player()
self.kbd_handler.restart = False
if self.kbd_handler.playpause:
self.kbd_handler.playpause = False
self.sim_running = not self.sim_running
if self.sim_running:
self.frame += 1
if self.frame >= self.frames_until_update:
self.frame = 0
update = None
human_action = self.get_human_action()
# If simulation is running, get updates
if self.pp_engine.check_running():
if self.human_player < 0:
self.pp_engine.update_ai()
update = self.pp_engine.next()
elif self.human_player >= 0 and (self.playing_real_time
or human_action):
self.pp_engine.update_ai()
self.pp_engine.set_action(player=self.human_player,
action=human_action)
update = self.pp_engine.next()
# Store the update
self.current_update = update
# === Movement (animated)
# Update the GUI
self.update_gui()
# Move characters
self.update_characters(self.current_update)
# Draw objects
self.update_objects()
# Maintain loop
time_to_next = self.frame_length
if self.kbd_handler.quadspeed:
time_to_next //= 4
self.tkinter_instance.after(time_to_next, self.render_frame)
class PredPreyGUI:
def __init__(self, engine):
# Setup variables
self.human_player = -1
self.playing_real_time = False
self.projectile_list = []
self.objects = []
self.gui_objects = {}
self.gfx_dict = {}
self.gui_players = []
self.gui_status = []
self.sim_running = False
self.pp_engine = engine
# Frame and animation variables
self.frame_length = 16
self.frames_until_update = 8
self.frame = self.frames_until_update
# Prepare the window
self.init_gui()
# Load graphics
self.load_gfx()
# Setup background
self.setup_game_window()
# Enable keyboard support
self.kbd_handler = KeyboardHandler()
self.gui_canvas.bind_all('<Key>', self.kbd_handler.keyPressed)
self.gui_canvas.bind_all('<KeyRelease>', self.kbd_handler.keyReleased)
# Load all graphics files
def load_gfx(self):
gfx_static = ['Grass', 'GrassDark', 'Brick', 'Water', 'Stone', 'Snow', 'Projectile']
gfx_players = ['PredHeadTransparent', 'PreyTransparent']
for item in gfx_static:
self.gfx_dict[item] = tk.PhotoImage(file=('./gfx/'+item+'.gif'))
for item in gfx_players:
for direction in ['Up', 'Down', 'Left', 'Right']:
self.gfx_dict[item + direction] = tk.PhotoImage(file=('./gfx/'+item+direction+'.gif'))
def set_human_player(self):
for player in self.pp_engine.players:
player.human = False
self.pp_engine.players[self.human_player].human = True
def init_gui(self):
# Init game window
self.tkinter_instance = tk.Tk()
self.tkinter_instance.resizable(width=False, height=False)
self.tkinter_instance.geometry('{}x{}'.format(self.pp_engine.squaresize * self.pp_engine.world_width, self.pp_engine.squaresize * self.pp_engine.world_height + 21 * (len(self.pp_engine.players) + 1)))
self.gui_canvas = tk.Canvas(self.tkinter_instance)
self.gui_canvas.pack(fill=tk.BOTH, expand=1)
# GUI information
self.font_top = tkfont.Font(weight='bold', size=10)
self.font_info = tkfont.Font(size=10)
temp = tk.Label(self.tkinter_instance, text="PredPrey version ?.??? time=0", font=self.font_top, background='white')
temp.pack(fill=tk.X)
self.gui_status.append(temp)
for each in self.pp_engine.players:
temp = tk.Label(self.tkinter_instance, text=each, font=self.font_info, background='white')
temp.pack(fill=tk.X)
self.gui_status.append(temp)
# Create background and players
def setup_game_window(self):
# Draw background tiles
for y in range(0, self.pp_engine.world_height):
for x in range(0, self.pp_engine.world_width):
tile = self.pp_engine.world[y * self.pp_engine.world_width + x]
self.gui_canvas.create_image(x * self.pp_engine.squaresize + 10, y * self.pp_engine.squaresize + 10, image=self.gfx_dict[tile])
# Create players
self.gui_players = []
for player in self.pp_engine.players:
temp = self.gui_canvas.create_image(self.pp_engine.squaresize * player.x + 10, self.pp_engine.squaresize * player.y + 10, image=self.gfx_dict[player.gfx + 'Left'])
self.gui_players.append(temp)
def run_simulation(self):
self.sim_running = True
self.tkinter_instance.after(1000, self.render_frame)
self.tkinter_instance.mainloop()
def get_human_action(self):
human_action = []
if self.kbd_handler.fire:
human_action.append("FIRE")
elif self.kbd_handler.jump:
human_action.append("JUMP")
else:
human_action.append("MOVE")
if self.kbd_handler.right:
human_action.append("RIGHT")
elif self.kbd_handler.left:
human_action.append("LEFT")
elif self.kbd_handler.up:
human_action.append("UP")
elif self.kbd_handler.down:
human_action.append("DOWN")
if len(human_action) < 2:
human_action = None
return human_action
# Update GUI information
def update_gui(self):
for i in range(0, len(self.pp_engine.players)):
player = self.pp_engine.players[i]
label = self.gui_status[i+1]
label['text'] = 'Player %d (%s) at (%d,%d)' % (i, player.type, player.x, player.y)
if self.current_update:
label['text'] += ' doing %s' % self.current_update[i]
if not player.alive:
label['background'] = 'red'
elif player.human:
label['background'] = 'yellow'
else:
label['background'] = 'white'
self.gui_status[0]['text'] = "PredPrey version ?.??? time=%d" % self.pp_engine.time
def update_characters(self, update):
animation_factor = 1.0/self.frames_until_update
if update:
for i in range(0, len(self.pp_engine.players)):
# Applicable action and gui element
action = update[i]
gui_element = self.gui_players[i]
player = self.pp_engine.players[i]
# Update the characters
if action:
if action[0] == 'MOVE' or action[0] == 'JUMP':
direction = player.direction[0] + player.direction[1:].lower()
self.gui_canvas.itemconfig(gui_element, image=self.gfx_dict[player.gfx + direction])
if action[1] == 'UP':
self.gui_canvas.move(gui_element, 0, -action[2] * self.pp_engine.squaresize * animation_factor)
elif action[1] == 'DOWN':
self.gui_canvas.move(gui_element, 0, action[2] * self.pp_engine.squaresize * animation_factor)
elif action[1] == 'LEFT':
self.gui_canvas.move(gui_element, -action[2] * self.pp_engine.squaresize * animation_factor, 0)
elif action[1] == 'RIGHT':
self.gui_canvas.move(gui_element, action[2] * self.pp_engine.squaresize * animation_factor, 0)
def update_objects(self):
if self.frame == 0:
current_objects = self.pp_engine.objects
# Remove objects
for object_id in self.pp_engine.objects_removed:
self.gui_canvas.delete(self.gui_objects[object_id])
# Create new objects
for object_id in self.pp_engine.objects_created:
for object in current_objects:
if object.id == object_id:
temp = self.gui_canvas.create_image(object.x * self.pp_engine.squaresize + self.pp_engine.squaresize // 2, object.y * self.pp_engine.squaresize + self.pp_engine.squaresize // 2, image=self.gfx_dict[object.gfx])
self.gui_objects[object.id] = temp
# Save object list
self.objects = current_objects
# Move objects that already exist
for object in self.objects:
action = object.action
animation_factor = 1.0/self.frames_until_update
gui_element = self.gui_objects[object.id]
if action:
if action[0] == 'MOVE':
if action[1] == 'UP':
self.gui_canvas.move(gui_element, 0, -action[2] * self.pp_engine.squaresize * animation_factor)
elif action[1] == 'DOWN':
self.gui_canvas.move(gui_element, 0, action[2] * self.pp_engine.squaresize * animation_factor)
elif action[1] == 'LEFT':
self.gui_canvas.move(gui_element, -action[2] * self.pp_engine.squaresize * animation_factor, 0)
elif action[1] == 'RIGHT':
self.gui_canvas.move(gui_element, action[2] * self.pp_engine.squaresize * animation_factor, 0)
def render_frame(self):
if self.kbd_handler.humanup:
self.kbd_handler.humanup = False
self.human_player += 1
if self.human_player >= len(self.pp_engine.players):
self.human_player = -1
self.set_human_player()
if self.kbd_handler.humandown:
self.kbd_handler.humandown = False
self.human_player -= 1
if self.human_player < -1:
self.human_player = len(self.pp_engine.players) - 1
self.set_human_player()
if self.kbd_handler.restart:
self.gui_canvas.delete("all")
self.pp_engine = PredPreyEngine()
self.pp_engine.add_player(Pred)
self.pp_engine.add_player(Pred)
self.pp_engine.add_player(Prey)
self.pp_engine.add_player(Prey)
self.pp_engine.init_engine()
self.setup_game_window()
#self.set_human_player()
self.kbd_handler.restart = False
if self.kbd_handler.playpause:
self.kbd_handler.playpause = False
self.sim_running = not self.sim_running
if self.sim_running:
self.frame += 1
if self.frame >= self.frames_until_update:
self.frame = 0
update = None
human_action = self.get_human_action()
# If simulation is running, get updates
if self.pp_engine.check_running():
if self.human_player < 0:
self.pp_engine.update_ai()
update = self.pp_engine.next()
elif self.human_player >= 0 and (self.playing_real_time or human_action):
self.pp_engine.update_ai()
self.pp_engine.set_action(player=self.human_player, action=human_action)
update = self.pp_engine.next()
# Store the update
self.current_update = update
# === Movement (animated)
# Update the GUI
self.update_gui()
# Move characters
self.update_characters(self.current_update)
# Draw objects
self.update_objects()
# Maintain loop
time_to_next = self.frame_length
if self.kbd_handler.quadspeed:
time_to_next //= 4
self.tkinter_instance.after(time_to_next, self.render_frame)
def render_frame(self):
if self.kbd_handler.humanup:
self.kbd_handler.humanup = False
self.human_player += 1
if self.human_player >= len(self.pp_engine.players):
self.human_player = -1
self.set_human_player()
if self.kbd_handler.humandown:
self.kbd_handler.humandown = False
self.human_player -= 1
if self.human_player < -1:
self.human_player = len(self.pp_engine.players) - 1
self.set_human_player()
if self.kbd_handler.restart:
self.gui_canvas.delete("all")
self.pp_engine = PredPreyEngine()
self.pp_engine.add_player(Pred)
self.pp_engine.add_player(Pred)
self.pp_engine.add_player(Prey)
self.pp_engine.add_player(Prey)
self.pp_engine.init_engine()
self.setup_game_window()
#self.set_human_player()
self.kbd_handler.restart = False
if self.kbd_handler.playpause:
self.kbd_handler.playpause = False
self.sim_running = not self.sim_running
if self.sim_running:
self.frame += 1
if self.frame >= self.frames_until_update:
self.frame = 0
update = None
human_action = self.get_human_action()
# If simulation is running, get updates
if self.pp_engine.check_running():
if self.human_player < 0:
self.pp_engine.update_ai()
update = self.pp_engine.next()
elif self.human_player >= 0 and (self.playing_real_time or human_action):
self.pp_engine.update_ai()
self.pp_engine.set_action(player=self.human_player, action=human_action)
update = self.pp_engine.next()
# Store the update
self.current_update = update
# === Movement (animated)
# Update the GUI
self.update_gui()
# Move characters
self.update_characters(self.current_update)
# Draw objects
self.update_objects()
# Maintain loop
time_to_next = self.frame_length
if self.kbd_handler.quadspeed:
time_to_next //= 4
self.tkinter_instance.after(time_to_next, self.render_frame)
