class Application(object):
def __init__(self):
"""Initialize a new application by creating a logger object and calling
the required initialization methods.
"""
self._init_log()
self._init_config(['cg1_defaults.conf'])
self._init_windows()
self._init_callbacks()
self._init_scene()
def __del__(self):
self._log.info(u"Exiting...")
def _init_log(self):
logging.basicConfig(level=logging.DEBUG)
self._log = logging.getLogger("Application")
self._log.info(u"Starting up...")
def _init_config(self, default_config_files):
self._log.info(u"Initializing configuration...")
config_files = list(default_config_files)
parser = OptionParser()
parser.add_option('-c', '--conf', dest='config_file', default=None, help=u"config file to use (besides cg1_defaults.conf)")
(options, args) = parser.parse_args()
if options.config_file:
config_files.append(options.config_file)
self._log.info(u"Reading config files %s...", config_files)
self._config = SafeConfigParser()
self._config.read(config_files)
sys.setrecursionlimit(4000)
self._log.info(u"Recursion limit is now %d." % sys.getrecursionlimit())
def _init_windows(self):
self._log.info(u"Initializing windows...")
glutInit([])
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH)
glutInitWindowSize(self._config.getint('window', 'width'), self._config.getint('window', 'height'))
glutInitWindowPosition(self._config.getint('window', 'x'), self._config.getint('window', 'y'))
self._window = glutCreateWindow(self._config.get('window', 'title'))
def _init_callbacks(self):
self._log.info(u"Initializing callbacks...")
self._main_dispatcher = EventDispatcher()
self._main_handler = DefaultHandler(self)
self._main_dispatcher.push_handlers(self._main_handler)
glutKeyboardFunc(self._main_dispatcher.handle_type('keyboard'))
glutReshapeFunc(self._main_dispatcher.handle_type('reshape'))
glutMouseFunc(self._main_dispatcher.handle_type('mouse_button'))
glutMotionFunc(self._main_dispatcher.handle_type('mouse_motion'))
glutPassiveMotionFunc(self._main_dispatcher.handle_type('mouse_motion'))
self._menu_main = glutCreateMenu(self._main_dispatcher.handle_type('menu'))
glutAddMenuEntry("Quit", self._main_handler.get_menu_id('menu_quit'))
glutAddMenuEntry("Raytrace", self._main_handler.get_menu_id('menu_raytrace'))
glutAddMenuEntry("Take Screenshot", self._main_handler.get_menu_id('menu_take_screenshot'))
glutAddMenuEntry("Toggle Mesh Visibility", self._main_handler.get_menu_id('menu_visibility'))
glutAttachMenu(GLUT_RIGHT_BUTTON)
glutTimerFunc(1, self.update, 1)
glutDisplayFunc(self.render)
def _init_scene(self):
self._current_scene = RaytraceScene(self)
if self._current_scene:
self._current_scene.init()
self._main_handler._selected_node = self._current_scene.mesh
def run(self):
self._log.info(u"Running...")
OpenGL.ERROR_CHECKING = False
self._time = glutGet(GLUT_ELAPSED_TIME)
glutMainLoop()
def stop(self):
self._log.info(u"Stopping...")
sys.exit()
def update(self, enabled):
# update the current time
time = glutGet(GLUT_ELAPSED_TIME)
d_time = time - self._time
self._time = time
if enabled == 1:
#self._log.debug(u"%u ms elapsed", d_time)
if self._current_scene:
self._current_scene.update(d_time)
glutPostRedisplay()
glutTimerFunc(int(1000/self._config.getint('general', 'framerate')) - (glutGet(GLUT_ELAPSED_TIME) - time), self.update, 1)
def render(self):
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glMatrixMode(GL_MODELVIEW)
glLoadIdentity()
gluLookAt(0.0, 0.0, 10.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0)
if self._current_scene:
self._current_scene.render()
glutSwapBuffers()
class Application(object):
def __init__(self):
"""Initialize a new application by creating a logger object and calling
the required initialization methods.
"""
self._init_log()
self._init_config(["cg1_defaults.conf"])
self._init_windows()
self._init_callbacks()
self._init_scene()
def __del__(self):
self._log.info(u"Exiting...")
def _init_log(self):
logging.basicConfig(level=logging.DEBUG)
self._log = logging.getLogger("Application")
self._log.info(u"Starting up...")
def _init_config(self, default_config_files):
self._log.info(u"Initializing configuration...")
config_files = list(default_config_files)
parser = OptionParser()
parser.add_option(
"-c", "--conf", dest="config_file", default=None, help=u"config file to use (besides cg1_defaults.conf)"
)
(options, args) = parser.parse_args()
if options.config_file:
config_files.append(options.config_file)
self._log.info(u"Reading config files %s...", config_files)
self._config = SafeConfigParser()
self._config.read(config_files)
sys.setrecursionlimit(4000)
self._log.info(u"Recursion limit is now %d." % sys.getrecursionlimit())
def _init_windows(self):
self._log.info(u"Initializing windows...")
glutInit([])
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH)
glutInitWindowSize(self._config.getint("window", "width"), self._config.getint("window", "height"))
glutInitWindowPosition(self._config.getint("window", "x"), self._config.getint("window", "y"))
self._window = glutCreateWindow(self._config.get("window", "title"))
def _init_callbacks(self):
self._log.info(u"Initializing callbacks...")
self._main_dispatcher = EventDispatcher()
self._main_handler = DefaultHandler(self)
self._main_dispatcher.push_handlers(self._main_handler)
glutKeyboardFunc(self._main_dispatcher.handle_type("keyboard"))
glutReshapeFunc(self._main_dispatcher.handle_type("reshape"))
glutMouseFunc(self._main_dispatcher.handle_type("mouse_button"))
glutMotionFunc(self._main_dispatcher.handle_type("mouse_motion"))
glutPassiveMotionFunc(self._main_dispatcher.handle_type("mouse_motion"))
self._menu_main = glutCreateMenu(self._main_dispatcher.handle_type("menu"))
glutAddMenuEntry("Quit", self._main_handler.get_menu_id("menu_quit"))
glutAddMenuEntry("Raytrace", self._main_handler.get_menu_id("menu_raytrace"))
glutAddMenuEntry("Take Screenshot", self._main_handler.get_menu_id("menu_take_screenshot"))
glutAddMenuEntry("Toggle Mesh Visibility", self._main_handler.get_menu_id("menu_visibility"))
glutAttachMenu(GLUT_RIGHT_BUTTON)
glutTimerFunc(1, self.update, 1)
glutDisplayFunc(self.render)
def _init_scene(self):
self._current_scene = RaytraceScene(self)
if self._current_scene:
self._current_scene.init()
self._main_handler._selected_node = self._current_scene.mesh
def run(self):
self._log.info(u"Running...")
OpenGL.ERROR_CHECKING = False
self._time = glutGet(GLUT_ELAPSED_TIME)
glutMainLoop()
def stop(self):
self._log.info(u"Stopping...")
sys.exit()
def update(self, enabled):
# update the current time
time = glutGet(GLUT_ELAPSED_TIME)
d_time = time - self._time
self._time = time
if enabled == 1:
# self._log.debug(u"%u ms elapsed", d_time)
if self._current_scene:
self._current_scene.update(d_time)
glutPostRedisplay()
glutTimerFunc(
int(1000 / self._config.getint("general", "framerate")) - (glutGet(GLUT_ELAPSED_TIME) - time),
self.update,
1,
)
def render(self):
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glMatrixMode(GL_MODELVIEW)
glLoadIdentity()
gluLookAt(0.0, 0.0, 10.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0)
if self._current_scene:
self._current_scene.render()
glutSwapBuffers()
def _init_scene(self):
self._current_scene = RaytraceScene(self)
if self._current_scene:
self._current_scene.init()
self._main_handler._selected_node = self._current_scene.mesh
def _init_scene(self):
self._current_scene = RaytraceScene(self)
if self._current_scene:
self._current_scene.init()
self._main_handler._selected_node = self._current_scene.mesh