First setup

PythonAPI/no_rendering_mode.py

@@ -0,0 +1,98 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2017 Computer Vision Center (CVC) at the Universitat Autonoma de
+# Barcelona (UAB).
+#
+# This work is licensed under the terms of the MIT license.
+# For a copy, see <https://opensource.org/licenses/MIT>.
+
+# Allows visualising a 2D map generated by vehicles.
+
+"""
+Welcome to CARLA map visualizer
+
+    ESC         : quit
+"""
+
+import sys
+import argparse
+try:
+    import pygame
+    from pygame.locals import K_DOWN
+    from pygame.locals import K_LEFT
+    from pygame.locals import K_RIGHT
+    from pygame.locals import K_UP
+    from pygame.locals import K_ESCAPE
+except ImportError:
+    raise RuntimeError('cannot import pygame, make sure pygame package is installed')
+
+# Handles keyboard and mouse input
+
+
+class KeyboardInput(object):
+
+    def _parse_events(self):
+        for event in pygame.event.get():
+            if event.type == pygame.QUIT:
+                pygame.quit()
+                sys.exit()
+            elif event.type == pygame.KEYUP:
+                # Quick actions
+                if event.key == K_ESCAPE:
+                    pygame.quit()
+                    sys.exit()
+
+    def _parse_keys(self):
+        keys = pygame.key.get_pressed()
+        # if keys[pygame.K_LEFT]:
+        # Do something
+
+    def parse_input(self):
+        self._parse_events()
+        self._parse_keys()
+
+
+def game_loop(args):
+
+    # Init PyGame and classes
+    pygame.init()
+    keyboard = KeyboardInput()
+
+    try:
+        display = pygame.display.set_mode((args.width, args.height))
+        pygame.display.set_caption(args.description)
+
+        while True:
+            keyboard.parse_input()
+
+            display.fill((0, 0, 0))
+            pygame.display.update()
+
+    finally:
+        pygame.quit()
+
+
+def main():
+    # Parse arguments
+    argparser = argparse.ArgumentParser(
+        description='CARLA No Rendering Mode Visualizer')
+    print (argparser.description)
+    argparser.add_argument(
+        '--res',
+        metavar='WIDTHxHEIGHT',
+        default='1280x720',
+        help='window resolution (default: 1280x720)')
+
+    args = argparser.parse_args()
+    args.description = argparser.description
+    args.width, args.height = [int(x) for x in args.res.split('x')]
+
+    # Call game_loop
+    try:
+        game_loop(args)
+    except KeyboardInterrupt:
+        print('\nCancelled by user. Bye!')
+
+
+if __name__ == '__main__':
+    main()