Fix minor bugs of multiple apps examples

desktop_env/envs/desktop_env.py

@@ -84,7 +84,6 @@ class DesktopEnv(gym.Env):
 
         # Initialize emulator and controller
         logger.info("Initializing...")
-        self._config_screen_size()
         self._start_emulator()
         self.vm_ip = self._get_vm_ip()
         self.controller = PythonController(vm_ip=self.vm_ip)
@@ -105,60 +104,6 @@ class DesktopEnv(gym.Env):
         self._step_no: int = 0
         self.action_history: List[Dict[str, any]] = []
 
-    def _config_screen_size(self):
-        """
-        fixme: Experimental features, will cause unexpected error when system corrupt
-        """
-        def calculate_vram_size(width, height, bits_per_pixel=32):
-            """
-            Calculate VRAM size for given width, height, and color depth.
-            Color depth defaults to 32 bits per pixel.
-            """
-            bytes_per_pixel = bits_per_pixel // 8
-            vram_size = width * height * bytes_per_pixel
-            return vram_size
-
-        if not os.path.isfile(self.path_to_vm):
-            logger.warning(f"The specified vmx file does not exist: {self.path_to_vm}")
-            return False
-
-        width, height = self.vm_screen_size
-        vramSize = calculate_vram_size(width, height)
-
-        try:
-            with open(self.path_to_vm, 'r') as file:
-                lines = file.readlines()
-
-            new_lines = []
-            for line in lines:
-                if "svga.autodetect" in line:
-                    continue
-                elif "svga.vramSize" in line:
-                    continue
-                elif "displayWidth" in line:
-                    continue
-                elif "displayHeight" in line:
-                    continue
-                else:
-                    new_lines.append(line)
-
-            # Append new settings for screen size and VRAM.
-            new_lines.append(f'svga.autodetect = "TRUE"\n')
-            new_lines.append(f'svga.vramSize = "{vramSize}"\n')
-            new_lines.append(f'displayWidth = "{width}"\n')
-            new_lines.append(f'displayHeight = "{height}"\n')
-
-            with open(self.path_to_vm, 'w') as file:
-                file.writelines(new_lines)
-            logger.info(f"Screen size for {self.path_to_vm} set to {width}x{height} with VRAM size {vramSize} bytes")
-            return True
-        except IOError as e:
-            logger.error(f"An IOError occurred: {e}")
-            return False
-        except Exception as e:
-            logger.error(f"An error occurred: {e}")
-            return False
-
     def _start_emulator(self):
         while True:
             try:
@@ -280,7 +225,6 @@ class DesktopEnv(gym.Env):
         _execute_command(["vmrun", "-T", "ws", "revertToSnapshot", self.path_to_vm, self.snapshot_path])
         time.sleep(5)
 
-        self._config_screen_size()
         print(self.vm_screen_size)
         logger.info("Starting emulator...")
         self._start_emulator()