Added bullet collision and HP system

config.py

@@ -8,6 +8,7 @@ WINDOW_HEIGHT = 720
 FPS = 30
 WIN_NAME = "Kostschevsky's shooter"
 
+PLAYER_HP=100
 # Controls
 
 # player 1
@@ -27,3 +28,4 @@ P2_SHOOT=pygame.K_RCTRL
 # bullets
 BULLET_SPEED=20
 SHOOT_SPEED=200
+BULLET_DMG=20

events.py

@@ -50,12 +50,12 @@ def collision_check(p):
         return False
 
 def bullethits():
-    hits1=pygame.sprite.groupcollide(p2_group, p1_bullet_group, True, True)
+    hits1=pygame.sprite.groupcollide(p2_group, p1_bullet_group, False, True)
     hits2=pygame.sprite.groupcollide(p1_group, p2_bullet_group, True, True)
     if hits1:
-        print("Player 1 killed Player 2")
+        players[1].gothit()
     if hits2:
-        print("Player 2 killed Player 1")
+        players[0].gothit()
 
 def player1_input(keys):
     if keys[P1_SHOOT]:

maps.py

@@ -2,10 +2,14 @@ from os import path
 import pygame
 
 walls=pygame.sprite.Group()
+bwalls=pygame.sprite.Group()
 
 class Hitbox(pygame.sprite.Sprite):
-    def __init__(self, x, y):
-        self.groups=walls
+    def __init__(self, x, y, instance):
+        if instance=='player':
+            self.groups=walls
+        elif instance=='bullet':
+            self.groups=bwalls
         pygame.sprite.Sprite.__init__(self, self.groups)
         self.image=pygame.Surface((20,20))
         self.rect=self.image.get_rect()
@@ -16,6 +20,9 @@ class Hitbox(pygame.sprite.Sprite):
 
 game_folder=path.dirname(__file__)
 map_pdata=[]
+map_bdata=[]
+
+# player collison map
 
 with open(path.join(game_folder, 'map_player_collision.txt')) as f:
     for line in f:
@@ -24,4 +31,16 @@ with open(path.join(game_folder, 'map_player_collision.txt')) as f:
 for row, tiles in enumerate(map_pdata):
     for col, tile in enumerate(tiles):
         if tile=='1':
-            Hitbox(col, row)
+            Hitbox(col, row, 'player')
+
+# bullet collision map
+
+with open(path.join(game_folder, 'map_bullet_collision.txt')) as f:
+    for line in f:
+        map_bdata.append(line)
+        
+for row, tiles in enumerate(map_bdata):
+    for col, tile in enumerate(tiles):
+        if tile=='1':
+            Hitbox(col, row, 'bullet')
+

mygame.py

@@ -13,7 +13,7 @@ from pygame.locals import *
 # initialization
 
 pygame.init()
-pygame.mixer.init()
+#pygame.mixer.init()
 screen=pygame.display.set_mode((WINDOW_WIDTH, WINDOW_HEIGHT))
 pygame.display.set_caption(WIN_NAME)
 clock=pygame.time.Clock()
@@ -45,6 +45,7 @@ def draw_debug_text():
         count+=1
 
 bg, bg_rect=load_img("bg.png")
+
 # game loop
 
 while events.running:

sprites.py

@@ -33,14 +33,17 @@ class Player(pygame.sprite.Sprite):
     def __init__(self, fname, s_pos_x, s_pos_y, speed):
         pygame.sprite.Sprite.__init__(self)
         self.image, self.rect=load_img(fname +'.png')
-        self.rect.center=(s_pos_x, s_pos_y)
+        self.rect.center=vec(s_pos_x, s_pos_y)
         self.pos=vec(s_pos_x, s_pos_y)
         self.speed=vec(0, 0)
         self.acc=vec(0, 0)
         self.friction=-0.25
         self.facing=0     # where the player is looking (0-north, 1-east, 2-south, 3-west)
         self.colliding=False
-        self.lastpos=self.rect.center
+        self.lastpos=(0,0)
+        self.hp=PLAYER_HP
+        self.alive=True
+        self.hp_visible=False
 
     def moveup(self):
         if self.facing!=0:
@@ -78,11 +81,26 @@ class Player(pygame.sprite.Sprite):
             if self.rect.colliderect(wall.rect):
                 return True
         return False
+
+    def draw_healthbar(self):
+        width=int(self.rect.width*self.hp/100)
+        self.hp_bar=pygame.Rect(0, 0, width, 7)
+        if self.hp_visible:
+            pygame.draw.rect(pygame.display.get_surface(), (255,0,0), self.hp_bar)
+
+    def gothit(self):
+        self.hp_visible=True
+        if self.hp>0:
+            self.hp-=BULLET_DMG
+        else:
+            self.alive=False
+        print(self.hp)
+        
         
     def move(self):
         if self.colliding or self.wallcollide():
             self.rect.center=self.lastpos
-            self.pos=self.lastpos
+            self.pos=vec(self.lastpos[0], self.lastpos[1])  ## tuple to vector
             self.speed=vec(0, 0)
             self.acc=vec(0, 0)
             self.colliding=False
@@ -94,13 +112,16 @@ class Player(pygame.sprite.Sprite):
             self.rect.center=self.pos
 
     def update(self):
+        #if self.alive==False:
+            #print("rip")
         self.move()
+        #self.draw_healthbar()
 
 class Bullet(pygame.sprite.Sprite):
     def __init__(self, fname, x, y, direction):
         pygame.sprite.Sprite.__init__(self)
         self.image, self.rect=load_img(fname + '.png')
-        self.rect.center=(x, y)
+        self.rect.center=vec(x, y)
         self.speed=vec(0, 0)
         self.direction=direction
     
@@ -117,5 +138,5 @@ class Bullet(pygame.sprite.Sprite):
 
     def update(self):
         self.shoot()
-        if self.rect.bottom<0 or self.rect.right<0 or self.rect.left>WINDOW_WIDTH or self.rect.top>WINDOW_HEIGHT:
+        if not pygame.sprite.spritecollideany(self, maps.bwalls, collided = None)==None:
             self.kill()