Refactor engine and rendering system: move SDL2 logic to render.py, update entity/game structure, clean up unused files, and fix event handling. Major codebase reorganization for maintainability.

Entities/Units/marine.py

@@ -28,10 +28,10 @@ class Marine(Entity):
         self.selected = True
         # Play a random voice response when selected
         sound_file = f"marine/tmawht0{random.randint(0, 3)}.wav"
-        if not self.engine.cmd_sound_effects:
+        if not self.game.cmd_sound_effects:
             self.graphics.play_sound(sound_file)
-            self.engine.cmd_sound_effects = True
+            self.game.cmd_sound_effects = True
-        
+
     def move(self):
         # Aquisisci la posizione dell'unità
         self.iso_x, self.iso_y = self.graphics.iso_transform(self.x, self.y)
@@ -98,23 +98,23 @@ class Marine(Entity):
         
         # Verifica che le coordinate siano valide
         if not (0 <= y < map_height and 0 <= x < map_width):
-            if not self.engine.cmd_sound_effects:
+            if not self.game.cmd_sound_effects:
-                self.engine.graphics.play_sound("sounds/perror.wav")
+                self.graphics.play_sound("sounds/perror.wav")
-                self.engine.cmd_sound_effects = True
+                self.game.cmd_sound_effects = True
             return
             
         # Ora puoi controllare il contenuto della cella in sicurezza
         if self.engine.map[y][x]["wall"]:
-            if not self.engine.cmd_sound_effects:
+            if not self.game.cmd_sound_effects:
-                self.engine.graphics.play_sound("sounds/perror.wav")
+                self.graphics.play_sound("sounds/perror.wav")
-                self.engine.cmd_sound_effects = True
+                self.game.cmd_sound_effects = True
             return
         
         self.target_cell = target_cell
-        if not self.engine.cmd_sound_effects:
+        if not self.game.cmd_sound_effects:
             self.graphics.play_sound(f"marine/tmayes0{random.randint(0, 3)}.wav")
-            self.engine.cmd_sound_effects = True
+            self.game.cmd_sound_effects = True
-            
+
     def cast_rays_to_distance(self, distance):
         # Cast rays to check for visibility
         done_cells = {}
@@ -126,12 +126,12 @@ class Marine(Entity):
                 v_x, v_y = self.graphics.inv_iso_transform(ray_x, ray_y)
                 if v_x>= 0 and v_x < len(self.engine.map[0]) and v_y >= 0 and v_y < len(self.engine.map):
                     if (v_x, v_y) not in done_cells.keys():
-                        done_cells.update({(v_x, v_y): self.engine.map_shadow[v_y][v_x]})
+                        done_cells.update({(v_x, v_y): self.game.map_shadow[v_y][v_x]})
                         self.engine.map[v_y][v_x]["visited"] = True
-                        self.engine.map_shadow[v_y][v_x] = 0
+                        self.game.map_shadow[v_y][v_x] = 0
                     if i == 1:
-                        
+
-                        self.engine.map_shadow[v_y][v_x] = max(done_cells.get((v_x, v_y), 0)-0.5, 0)
+                        self.game.map_shadow[v_y][v_x] = max(done_cells.get((v_x, v_y), 0)-0.5, 0)
                         print(done_cells.get((v_x, v_y), 0))
                         #self.graphics.draw_line((self.centered_position[0], self.centered_position[1], ray_x, ray_y), color=(0, 255, 0, 255))
                         continue

Entities/entity.py

@@ -1,8 +1,8 @@
 class Entity:
-    def __init__(self, asset, x, y, action, direction, speed, engine):
+    def __init__(self, asset, x, y, action, direction, speed, game):
         self.asset = asset
         
-        self.graphics = engine.graphics
+        self.graphics = game.engine.graphics
         self.x = x
         self.y = y
         self.next_cell = (x, y)
@@ -12,13 +12,14 @@ class Entity:
         self.direction = direction
         self.speed = speed
         self.frame = 0
-        self.engine = engine
+        self.game = game
+        self.engine = game.engine
         self.selected = True
         self.movement = 0
 
     def update(self):
-        occlusion = self.graphics.get_distance((self.x, self.y), self.engine.cursor_pos) / 4
+        occlusion = self.graphics.get_distance((self.x, self.y), self.game.cursor_pos) / 4
-        
+
         # Set color based on selection status
         color = (0, 255, 0, 255)
         if self.selected:
@@ -27,7 +28,7 @@ class Entity:
         # Draw target indicator if target is set
      
             
-        occlusion = self.graphics.engine.map_shadow[self.y][self.x]
+        occlusion = self.game.map_shadow[self.y][self.x]
         if occlusion >= 0.8:
             return
         

brain.crt

@@ -1,21 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIDdjCCAl6gAwIBAgIUO+7fPRqW/ZlLcjJc7abg7zY0dMswDQYJKoZIhvcNAQEL
-BQAwNTEOMAwGA1UECwwFV2F6dWgxDjAMBgNVBAoMBVdhenVoMRMwEQYDVQQHDApD
-YWxpZm9ybmlhMB4XDTI1MDQxOTE0NTQwM1oXDTM1MDQxNzE0NTQwM1owXDELMAkG
-A1UEBhMCVVMxEzARBgNVBAcMCkNhbGlmb3JuaWExDjAMBgNVBAoMBVdhenVoMQ4w
-DAYDVQQLDAVXYXp1aDEYMBYGA1UEAwwPd2F6dWguZGFzaGJvYXJkMIIBIjANBgkq
-hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvmIj4rPiA56NxFJDDjwMyE41wUzojw5X
-zfHOvvn22/G7I5pT7TKebFJcjMhLdj3oP2l3owYC/9SkwXD9S3nIkApLUMeg44LK
-LxuDdluneKa8hCm74zzZxP4D8lrSN4GBgCWB4D2UgOBEEBQXqD2bHp8Q/3JZHq44
-yRVEBYHRHNKNV8V+X/jwsRQX/AXxrZB5+88+E/qyWA20SFxHu+Ts4qBLbH5WN7sP
-i4ZeSYsWOjD4tarF2rCs+2BW08hinYh4gE+AzTlkhpz3AbwHpjx3W/LU1i3zr82T
-WvnDzfA89jmT3e+wYHk13b2JvAOFVW1TrEjo5B567Bq4WL3Ff7zoXwIDAQABo1cw
-VTAfBgNVHSMEGDAWgBTuFh2D9FW9b4yWpdSgKEgQi6ReHjAJBgNVHRMEAjAAMAsG
-A1UdDwQEAwIE8DAaBgNVHREEEzARgg93YXp1aC5kYXNoYm9hcmQwDQYJKoZIhvcN
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-8KjaSSwwgQ4p3yNC5puTbuSSFFgzbA7SawDkaH0KI4ZTSQHDPsmq2ZQpOXAeAJTC
-UXdyb7GGWuxsKjzzCcL2D90mZCsHlK3kjgM=
------END CERTIFICATE-----

brainw.crt

@@ -1,21 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIDdjCCAl6gAwIBAgIUO+7fPRqW/ZlLcjJc7abg7zY0dMswDQYJKoZIhvcNAQEL
-BQAwNTEOMAwGA1UECwwFV2F6dWgxDjAMBgNVBAoMBVdhenVoMRMwEQYDVQQHDApD
-YWxpZm9ybmlhMB4XDTI1MDQxOTE0NTQwM1oXDTM1MDQxNzE0NTQwM1owXDELMAkG
-A1UEBhMCVVMxEzARBgNVBAcMCkNhbGlmb3JuaWExDjAMBgNVBAoMBVdhenVoMQ4w
-DAYDVQQLDAVXYXp1aDEYMBYGA1UEAwwPd2F6dWguZGFzaGJvYXJkMIIBIjANBgkq
-hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvmIj4rPiA56NxFJDDjwMyE41wUzojw5X
-zfHOvvn22/G7I5pT7TKebFJcjMhLdj3oP2l3owYC/9SkwXD9S3nIkApLUMeg44LK
-LxuDdluneKa8hCm74zzZxP4D8lrSN4GBgCWB4D2UgOBEEBQXqD2bHp8Q/3JZHq44
-yRVEBYHRHNKNV8V+X/jwsRQX/AXxrZB5+88+E/qyWA20SFxHu+Ts4qBLbH5WN7sP
-i4ZeSYsWOjD4tarF2rCs+2BW08hinYh4gE+AzTlkhpz3AbwHpjx3W/LU1i3zr82T
-WvnDzfA89jmT3e+wYHk13b2JvAOFVW1TrEjo5B567Bq4WL3Ff7zoXwIDAQABo1cw
-VTAfBgNVHSMEGDAWgBTuFh2D9FW9b4yWpdSgKEgQi6ReHjAJBgNVHRMEAjAAMAsG
-A1UdDwQEAwIE8DAaBgNVHREEEzARgg93YXp1aC5kYXNoYm9hcmQwDQYJKoZIhvcN
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-XA+iUuxPZAFA3mMQX/jtgzD60CFJNK9lkHbh9n7uFCKqQwmQrFRwISdmoHI0M46B
-nJ6zUsarB7rovg1Mbdt1/1oFtRFq+AblnXlNh0IWrNL8U/kEzCeiR1f6DZZUqzTq
-UYmLLp3PVpL4U4TiUhExmpjSwrXrNt6Lus/tfP8ad0jVPBb728LhP0cbZlehRHH6
-8KjaSSwwgQ4p3yNC5puTbuSSFFgzbA7SawDkaH0KI4ZTSQHDPsmq2ZQpOXAeAJTC
-UXdyb7GGWuxsKjzzCcL2D90mZCsHlK3kjgM=
------END CERTIFICATE-----

enne2engine/controls.py

@@ -16,7 +16,7 @@ class UserControls:
     def handle_events(self, mapping, event):
         if event.startswith("MOUSEMOTION"):
             x, y = event.split(":")[1:]
-            self.set_cursor(int(x), int(y))
+            self.game.set_cursor(int(x), int(y))
         if method := self.configs[mapping].get(event):
             getattr(self, method)()
 

enne2engine/engine.py

@@ -0,0 +1,15 @@
+from enne2engine.render import SDL2Renderer
+from enne2engine.controls import UserControls
+import sys
+import os
+import json
+
+
+
+class GameEngine(UserControls):
+    def __init__(self, map, game):
+        super().__init__()
+        self.map = map
+        self.game = game
+        self.graphics = SDL2Renderer(self)
+

enne2engine/pyglet_wrapper.py

@@ -1,46 +0,0 @@
-import pyglet
-from .tilemanager import TileManager
-
-class PygletWrapper:
-    def __init__(self):
-        self.window = pyglet.window.Window(800, 600, "My Game")
-        self.window.push_handlers(self)
-        self.running = True
-
-    def on_draw(self):
-        self.window.clear()
-        # Render your game here
-
-    def on_close(self):
-        self.running = False
-
-    def handle_events(self):
-        pyglet.clock.tick()
-        self.window.dispatch_events()
-        return not self.running
-
-    def clear_screen(self, color=(0, 0, 0, 255)):
-        pyglet.gl.glClearColor(color[0] / 255.0, color[1] / 255.0, color[2] / 255.0, color[3] / 255.0)
-        self.window.clear()
-
-    def present_renderer(self):
-        self.window.flip()
-
-    def quit(self):
-        pyglet.app.exit()
-        
-    def load_spritesheet(self, name, path):
-        image = pyglet.image.load(path)
-        self.spritesheets[name] = image
-        self.tile_managers[name] = TileManager(path.replace('.png', '.xml'))
-
-    def render_sprite(self, name, x, y):
-        sprite = pyglet.sprite.Sprite(self.spritesheets[name], x, y)
-        sprite.draw()
-
-    def render_tile(self, spritesheet_name, tile_name, x, y):
-        tile_rect = self.tile_managers[spritesheet_name].get_tile_rect(tile_name)
-        if tile_rect is not None:
-            image = self.spritesheets[spritesheet_name].get_region(*tile_rect)
-            sprite = pyglet.sprite.Sprite(image, x, y)
-            sprite.draw()

enne2engine/render.py

@@ -8,10 +8,10 @@ import sdl2.ext
 import sdl2.sdlmixer as sdlmixer
 from .tilemanager import TileManager
 from .spritemanager import SpriteManager
-from .isogeometry import IsometricGeometry
+from .sdl2_utils.isogeometry import IsometricGeometry
 from .sdl2_utils.gui import SDL2Gui
 
-class SDL2Wrapper(IsometricGeometry, SDL2Gui):
+class SDL2Renderer(IsometricGeometry, SDL2Gui):
     def __init__(self, engine):
         self.engine = engine
         sdl2.ext.init()

enne2engine/sdl2_utils/gui.py

@@ -56,9 +56,8 @@ class SDL2Gui:
         sprite = self.factory.from_text(text, color=sdl2.ext.Color(0, 0, 0), fontmanager=font)
         text_width, text_height = sprite.size
         self.renderer.fill((3, 3, text_width + 10, text_height + 4), sdl2.ext.Color(255, 255, 255))
-        self.draw_text(text, font, (8, 5), sdl2.ext.Color(0, 0, 0))
+        self.renderer.copy(sprite, dstrect=(5, 5))
-        
+
-                
     def start_dialog(self, **kwargs):
         self.dialog("Welcome to the Mice!", subtitle="A game by Matteo because was bored", **kwargs)
         center = self.get_view_center()

game_rts.py

@@ -1,26 +1,14 @@
-from enne2engine.sdl2_wrapper import SDL2Wrapper
+import json
-from enne2engine.controls import UserControls
 import sys
 import os
-import json
+
+from enne2engine import engine
 from Entities.Units.marine import Marine
 
-
+class Game:
-class GameEngine(UserControls):
     def __init__(self):
-        super().__init__()
+        self.engine = engine.GameEngine(self.load_map(), self)
-            
+
-        # Load map from JSON file
-        try:
-            with open("assets/maps/map.json", "r") as map_file:
-                self.map = json.load(map_file)
-        except (FileNotFoundError, json.JSONDecodeError) as e:
-            print(f"Error loading map file: {e}")
-            print("Exiting program.")
-            sys.exit(0)
-            
-        self.graphics = SDL2Wrapper(self)
-        
         self.frame_time = 0
         self.cursor_pos = (0, 0)
         
@@ -31,29 +19,29 @@ class GameEngine(UserControls):
     def run(self):
         running = True
         # Set a custom scale if needed
-        self.graphics.set_scaling_factor(1.0)  # 50% scale
+        self.engine.graphics.set_scaling_factor(1.0)  # 50% scale
         
         self.entities.append(Marine("knight", 0, 0, "idle", 1, 1, self))
-        self.entities.append(Marine("knight", 5, 5, "idle", 1, 1, self))
+        # self.entities.append(Marine("knight", 5, 5, "idle", 1, 1, self))
-        #5 more marines
+        # #5 more marines
-        self.entities.append(Marine("knight", 0, 5, "idle", 1, 1, self))
+        # self.entities.append(Marine("knight", 0, 5, "idle", 1, 1, self))
-        self.entities.append(Marine("knight", 5, 5, "idle", 1, 1, self))
+        # self.entities.append(Marine("knight", 5, 5, "idle", 1, 1, self))
-        self.entities.append(Marine("knight", 1,1, "idle", 1, 1, self))
+        # self.entities.append(Marine("knight", 1,1, "idle", 1, 1, self))
-        self.entities.append(Marine("knight", 2,2, "idle", 1, 1, self))
+        # self.entities.append(Marine("knight", 2,2, "idle", 1, 1, self))
-        self.entities.append(Marine("knight", 3,3, "idle", 1, 1, self))
+        # self.entities.append(Marine("knight", 3,3, "idle", 1, 1, self))
         while running:
             self.cmd_sound_effects = False
             # Start the frame timer
-            perf_counter = self.graphics.get_perf_counter()
+            perf_counter = self.engine.graphics.get_perf_counter()
             # Initialize the map shadow and entities positions
-            self.map_shadow = [ [1 for _ in range(len(self.map[0]))] for _ in range(len(self.map)) ]
+            self.map_shadow = [ [1 for _ in range(len(self.engine.map[0]))] for _ in range(len(self.engine.map)) ]
             self.entities_positions.clear()
             for entity in self.entities:
                 self.entities_positions[entity.next_cell] = entity
                 self.entities_positions[(entity.x, entity.y)] = entity
             
             # Handle events
-            event = self.graphics.handle_events()
+            event = self.engine.graphics.handle_events()
             if event:
                 #print(f"Event detected: {event}")
                 if event.startswith("MOUSEDOWN"):       
@@ -71,36 +59,36 @@ class GameEngine(UserControls):
                     if event[-1] == "1":
                     
                         self.select_entity_at_cursor()
-                self.handle_events("keymap_game", event)
+                self.engine.handle_events("keymap_game", event)
                 
             running = False if event == "QUIT" else True
             
-            self.graphics.clear_screen()
+            self.engine.graphics.clear_screen()
             
             for entity in self.entities:
                 entity.update()
             # Create the map background texture with tiles
-            self.graphics.create_background(self.map, "tiles", self.map_shadow)
+            self.engine.graphics.create_background(self.engine.map, "tiles", self.map_shadow)
-            self.cursor_pos = self.graphics.draw_cursor()
+            self.cursor_pos = self.engine.graphics.draw_cursor()
             
-            self.graphics.render_background()
+            self.engine.graphics.render_background()
-            self.graphics.render_sprites()
+            self.engine.graphics.render_sprites()
-            self.graphics.draw_selection_rectangle()
+            self.engine.graphics.draw_selection_rectangle()
-            self.graphics.update_status(f"Frame time: {round(self.frame_time)}ms - FPS: {round(1000/self.frame_time if self.frame_time != 0 else 1)}")
+            self.engine.graphics.update_status(f"Frame time: {round(self.frame_time)}ms - FPS: {round(1000/self.frame_time if self.frame_time != 0 else 1)}")
-            self.graphics.present_renderer()
+            self.engine.graphics.present_renderer()
-            self.frame_time = self.graphics.get_frame_time(perf_counter)
+            self.frame_time = self.engine.graphics.get_frame_time(perf_counter)
-            self.graphics.delay_frame(self.frame_time,50)
+            self.engine.graphics.delay_frame(self.frame_time,50)
-        self.graphics.quit()
+        self.engine.graphics.quit()
         
     def set_cursor(self, x, y):
-        self.graphics.cursor = (x, y)    
+        self.engine.graphics.cursor = (x, y)    
     
     def load_assets(self):
-        self.graphics.load_tilesheet("tiles", "assets/tiles/landscapeTiles_sheet.png")
+        self.engine.graphics.load_tilesheet("tiles", "assets/tiles/landscapeTiles_sheet.png")
         for dir in os.listdir("assets/KnightBasic"):
             for file in os.listdir(f"assets/KnightBasic/{dir}"):
                     if file.endswith(".json"):
-                        self.graphics.load_spritesheet(file[:-5].lower(), f"assets/KnightBasic/{dir}/{file}")
+                        self.engine.graphics.load_spritesheet(file[:-5].lower(), f"assets/KnightBasic/{dir}/{file}")
         
     def select_entity_at_cursor(self):
         cursor_x, cursor_y = self.cursor_pos
@@ -136,13 +124,23 @@ class GameEngine(UserControls):
         # Select entities within the rectangle
         for entity in self.entities:
             # Convert entity position to screen coordinates
-            screen_x, screen_y = self.graphics.iso_transform(entity.x, entity.y)
+            screen_x, screen_y = self.engine.graphics.iso_transform(entity.x, entity.y)
             
             # Check if entity is within selection rectangle
             if min_x <= screen_x <= max_x and min_y <= screen_y <= max_y:
                 entity.select_unit()
                 print(f"Selected entity in area: {entity.asset} at position {entity.x}, {entity.y}")
 
+    def load_map(self):
+                # Load map from JSON file
+        try:
+            with open("assets/maps/map.json", "r") as map_file:
+                return json.load(map_file)
+        except (FileNotFoundError, json.JSONDecodeError) as e:
+            print(f"Error loading map file: {e}")
+            print("Exiting program.")
+            sys.exit(0)
+
 if __name__ == "__main__":
-    engine = GameEngine()
+    game = Game()
-    engine.run()
+    game.run()

requirements.txt

@@ -0,0 +1,2 @@
+pysdl2
+Pillow

shadow.py

@@ -1,62 +0,0 @@
-from PIL import ImageOps, Image, ImageFilter
-
-FG_IMG_PATH = "fg.png"
-
-BG_IMG_PATH = "bg.jpeg"
-
-def load_image(path):
-
-    """Load an image using PIL."""
-
-    return Image.open(path)
-
-def extract_alpha(image):
-
-    """Extract the alpha channel from an image."""
-
-    return image.split()[-1]
-
-def create_shadow_from_alpha(alpha, blur_radius):
-
-    """Create a shadow based on a blurred version of the alpha channel."""
-
-    alpha_blur = alpha.filter(ImageFilter.BoxBlur(blur_radius))
-
-    shadow = Image.new(mode="RGB", size=alpha_blur.size)
-
-    shadow.putalpha(alpha_blur)
-
-    return shadow
-
-def composite_images(fg, shadow):
-
-    """Composite the shadow and foreground onto the background."""
-
-    shadow.paste(fg, (-5, 4), fg)
-
-    return shadow
-
-if __name__ == "__main__":
-    
-
-    # Load the images
-
-    fg = load_image(FG_IMG_PATH)
-
-    # Create the shadow based on the alpha channel of the foreground
-
-    alpha = extract_alpha(fg)
-
-    shadow = create_shadow_from_alpha(alpha, blur_radius=1)
-
-    # Composite the shadow and foreground onto the background
-
-    final_image = composite_images(fg, shadow)
-
-    # Display the final image (optional)
-
-    final_image.show()
-    
-    # Save the final image
-    
-    final_image.save(f"final_image.png")

textarget.py

@@ -1,35 +0,0 @@
-import sdl2
-import sdl2.ext
-
-def run():
-    sdl2.ext.init()
-    window = sdl2.ext.Window("SDL2 Texture Example", size=(640, 480))
-    renderer = sdl2.ext.Renderer(window)
-    target_surface = sdl2.SDL_CreateRGBSurface(0, 640, 480, 32, 0, 0, 0, 0)
-    # Crea texture target usando il metodo del renderer
-    target_tex = sdl2.ext.Texture(renderer, surface=target_surface)
-
-    # Disegna sulla texture
-    sdl2.SDL_SetRenderTarget(renderer.renderer, target_tex.tx)
-    renderer.clear()
-    square_rect = sdl2.SDL_Rect(270, 190, 100, 100)
-    renderer.draw_rect([square_rect], sdl2.ext.Color(255, 0, 0))
-    renderer.present()
-    sdl2.SDL_SetRenderTarget(renderer.renderer, None)
-    # Main loop
-    running = True
-    while running:
-        for event in sdl2.ext.get_events():
-            if event.type == sdl2.SDL_QUIT:
-                running = False
-                break
-        
-        renderer.clear()
-        renderer.copy(target_tex)  # Ora usa l'oggetto Texture corretto
-        renderer.present()
-        sdl2.SDL_Delay(10)
-
-    sdl2.ext.quit()
-
-if __name__ == "__main__":
-    run()