def __init__( self, width=256, height=256, title=None, visible=True, aspect=None,
decoration=True, fullscreen=False, config=None, context=None, color=(0,0,0,1), vsync=False):
if vsync:
log.warn('vsync not implemented for osxglut backend')
if len(__windows__) > 0:
log.critical(
"""OSXGLUT backend is unstable with more than one window.\n"""
"""Exiting...""")
sys.exit(0)
window.Window.__init__(self, width=width,
height=height,
title=title,
visible=visible,
aspect=aspect,
decoration=decoration,
fullscreen=fullscreen,
config=config,
context=context,
color=color)
if config is None:
config = configuration.Configuration()
set_configuration(config)
self._native_window = glut.glutCreateWindow( self._title )
if bool(glut.glutSetOption):
glut.glutSetOption(glut.GLUT_ACTION_ON_WINDOW_CLOSE,
glut.GLUT_ACTION_CONTINUE_EXECUTION)
glut.glutSetOption(glut.GLUT_ACTION_GLUTMAINLOOP_RETURNS,
glut.GLUT_ACTION_CONTINUE_EXECUTION)
glut.glutWMCloseFunc( self._close )
glut.glutDisplayFunc( self._display )
glut.glutReshapeFunc( self._reshape )
glut.glutKeyboardFunc( self._keyboard )
glut.glutKeyboardUpFunc( self._keyboard_up )
glut.glutMouseFunc( self._mouse )
glut.glutMotionFunc( self._motion )
glut.glutPassiveMotionFunc( self._passive_motion )
glut.glutVisibilityFunc( self._visibility )
glut.glutEntryFunc( self._entry )
glut.glutSpecialFunc( self._special )
glut.glutSpecialUpFunc( self._special_up )
glut.glutReshapeWindow( self._width, self._height )
if visible:
glut.glutShowWindow()
else:
glut.glutHideWindow()
# This ensures glutCheckLoop never blocks
def on_idle(): pass
glut.glutIdleFunc(on_idle)
__windows__.append(self)
def enable(self, app=None):
"""DEPRECATED since IPython 5.0
Enable event loop integration with GLUT.
Parameters
----------
app : ignored
Ignored, it's only a placeholder to keep the call signature of all
gui activation methods consistent, which simplifies the logic of
supporting magics.
Notes
-----
This methods sets the PyOS_InputHook for GLUT, which allows the GLUT to
integrate with terminal based applications like IPython. Due to GLUT
limitations, it is currently not possible to start the event loop
without first creating a window. You should thus not create another
window but use instead the created one. See 'gui-glut.py' in the
docs/examples/lib directory.
The default screen mode is set to:
glut.GLUT_DOUBLE | glut.GLUT_RGBA | glut.GLUT_DEPTH
"""
warn(
"This function is deprecated since IPython 5.0 and will be removed in future versions.",
DeprecationWarning,
stacklevel=2,
)
import OpenGL.GLUT as glut
from IPython.lib.inputhookglut import glut_display_mode, glut_close, glut_display, glut_idle, inputhook_glut
if GUI_GLUT not in self.manager.apps:
glut.glutInit(sys.argv)
glut.glutInitDisplayMode(glut_display_mode)
# This is specific to freeglut
if bool(glut.glutSetOption):
glut.glutSetOption(glut.GLUT_ACTION_ON_WINDOW_CLOSE, glut.GLUT_ACTION_GLUTMAINLOOP_RETURNS)
glut.glutCreateWindow(sys.argv[0])
glut.glutReshapeWindow(1, 1)
glut.glutHideWindow()
glut.glutWMCloseFunc(glut_close)
glut.glutDisplayFunc(glut_display)
glut.glutIdleFunc(glut_idle)
else:
glut.glutWMCloseFunc(glut_close)
glut.glutDisplayFunc(glut_display)
glut.glutIdleFunc(glut_idle)
self.manager.set_inputhook(inputhook_glut)
def enable_glut(self, app=None):
""" Enable event loop integration with GLUT.
Parameters
----------
app : ignored
Ignored, it's only a placeholder to keep the call signature of all
gui activation methods consistent, which simplifies the logic of
supporting magics.
Notes
-----
This methods sets the PyOS_InputHook for GLUT, which allows the GLUT to
integrate with terminal based applications like IPython. Due to GLUT
limitations, it is currently not possible to start the event loop
without first creating a window. You should thus not create another
window but use instead the created one. See 'gui-glut.py' in the
docs/examples/lib directory.
The default screen mode is set to:
glut.GLUT_DOUBLE | glut.GLUT_RGBA | glut.GLUT_DEPTH
"""
import OpenGL.GLUT as glut
from IPython.lib.inputhookglut import glut_display_mode, \
glut_close, glut_display, \
glut_idle, inputhook_glut
if GUI_GLUT not in self._apps:
glut.glutInit(sys.argv)
glut.glutInitDisplayMode(glut_display_mode)
# This is specific to freeglut
if bool(glut.glutSetOption):
glut.glutSetOption(glut.GLUT_ACTION_ON_WINDOW_CLOSE,
glut.GLUT_ACTION_GLUTMAINLOOP_RETURNS)
glut.glutCreateWindow(sys.argv[0])
glut.glutReshapeWindow(1, 1)
glut.glutHideWindow()
glut.glutWMCloseFunc(glut_close)
glut.glutDisplayFunc(glut_display)
glut.glutIdleFunc(glut_idle)
else:
glut.glutWMCloseFunc(glut_close)
glut.glutDisplayFunc(glut_display)
glut.glutIdleFunc(glut_idle)
self.set_inputhook(inputhook_glut)
self._current_gui = GUI_GLUT
self._apps[GUI_GLUT] = True
def __init__(self, name='glut window', *args, **kwargs):
BaseCanvasBackend.__init__(self)
self._id = glut.glutCreateWindow(name)
global ALL_WINDOWS
ALL_WINDOWS.append(self)
# Cache of modifiers so we can send modifiers along with mouse motion
self._modifiers_cache = ()
# Note: this seems to cause the canvas to ignore calls to show()
# about half of the time.
# glut.glutHideWindow() # Start hidden, like the other backends
# Register callbacks
glut.glutDisplayFunc(self.on_draw)
glut.glutReshapeFunc(self.on_resize)
# glut.glutVisibilityFunc(self.on_show)
glut.glutKeyboardFunc(self.on_key_press)
glut.glutSpecialFunc(self.on_key_press)
glut.glutKeyboardUpFunc(self.on_key_release)
glut.glutMouseFunc(self.on_mouse_action)
glut.glutMotionFunc(self.on_mouse_motion)
glut.glutPassiveMotionFunc(self.on_mouse_motion)
# Set close function. See issue #10. For some reason, the function
# can still not exist even if we checked its boolean status.
closeFuncSet = False
if bool(glut.glutWMCloseFunc): # OSX specific test
try:
glut.glutWMCloseFunc(self.on_close)
closeFuncSet = True
except OpenGL.error.NullFunctionError:
pass
if not closeFuncSet:
try:
glut.glutCloseFunc(self.on_close)
closeFuncSet = True
except OpenGL.error.NullFunctionError:
pass
# glut.glutFunc(self.on_)
self._initialized = False
# LC: I think initializing here makes it more consistent with other
# backends
glut.glutTimerFunc(0, self._emit_initialize, None)
def __init__(self, name='glut window', *args, **kwargs):
BaseCanvasBackend.__init__(self)
self._id = glut.glutCreateWindow(name)
global ALL_WINDOWS
ALL_WINDOWS.append(self)
# Cache of modifiers so we can send modifiers along with mouse motion
self._modifiers_cache = ()
# Note: this seems to cause the canvas to ignore calls to show()
# about half of the time.
# glut.glutHideWindow() # Start hidden, like the other backends
# Register callbacks
glut.glutDisplayFunc(self.on_draw)
glut.glutReshapeFunc(self.on_resize)
# glut.glutVisibilityFunc(self.on_show)
glut.glutKeyboardFunc(self.on_key_press)
glut.glutSpecialFunc(self.on_key_press)
glut.glutKeyboardUpFunc(self.on_key_release)
glut.glutMouseFunc(self.on_mouse_action)
glut.glutMotionFunc(self.on_mouse_motion)
glut.glutPassiveMotionFunc(self.on_mouse_motion)
# Set close function. See issue #10. For some reason, the function
# can still not exist even if we checked its boolean status.
closeFuncSet = False
if bool(glut.glutWMCloseFunc): # OSX specific test
try:
glut.glutWMCloseFunc(self.on_close)
closeFuncSet = True
except OpenGL.error.NullFunctionError:
pass
if not closeFuncSet:
try:
glut.glutCloseFunc(self.on_close)
closeFuncSet = True
except OpenGL.error.NullFunctionError:
pass
# glut.glutFunc(self.on_)
self._initialized = False
# LC: I think initializing here makes it more consistent with other
# backends
glut.glutTimerFunc(0, self._emit_initialize, None)
def _set_close_fun(id_, fun):
# Set close function. See issue #10. For some reason, the function
# can still not exist even if we checked its boolean status.
glut.glutSetWindow(id_)
closeFuncSet = False
if bool(glut.glutWMCloseFunc): # OSX specific test
try:
glut.glutWMCloseFunc(fun)
closeFuncSet = True
except OpenGL.error.NullFunctionError:
pass
if not closeFuncSet:
try:
glut.glutCloseFunc(fun)
closeFuncSet = True
except OpenGL.error.NullFunctionError:
pass
def _set_close_fun(id_, fun):
# Set close function. See issue #10. For some reason, the function
# can still not exist even if we checked its boolean status.
glut.glutSetWindow(id_)
closeFuncSet = False
if bool(glut.glutWMCloseFunc): # OSX specific test
try:
glut.glutWMCloseFunc(fun)
closeFuncSet = True
except OpenGL.error.NullFunctionError:
pass
if not closeFuncSet:
try:
glut.glutCloseFunc(fun)
closeFuncSet = True
except OpenGL.error.NullFunctionError:
pass
def run(self):
""" Set up the viewer. """
if self.running:
raise RuntimeError("Already running")
self.running = True
GLUT.glutInit([])
GLUT.glutInitDisplayMode(GLUT.GLUT_DOUBLE |
GLUT.GLUT_RGBA |
GLUT.GLUT_ALPHA |
GLUT.GLUT_DEPTH)
GLUT.glutInitWindowSize(400, 400)
GLUT.glutCreateWindow('sphere.viewer')
GL.glClearColor(1, 1, 1, 1)
GL.glShadeModel(GL.GL_SMOOTH)
GL.glEnable(GL.GL_CULL_FACE)
GL.glEnable(GL.GL_DEPTH_TEST)
GL.glEnable(GL.GL_BLEND)
GL.glBlendFunc(GL.GL_SRC_ALPHA, GL.GL_ONE_MINUS_SRC_ALPHA)
GL.glEnable(GL.GL_LIGHTING)
GL.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, [5, 10, -10, 1])
GL.glLightfv(GL.GL_LIGHT0, GL.GL_DIFFUSE, [1, 1, 1, 1])
GL.glLightf(GL.GL_LIGHT0, GL.GL_CONSTANT_ATTENUATION, 0.1)
GL.glLightf(GL.GL_LIGHT0, GL.GL_LINEAR_ATTENUATION, 0.05)
GL.glEnable(GL.GL_LIGHT0)
GL.glMatrixMode(GL.GL_PROJECTION)
GLU.gluPerspective(40, 1, 1, 40)
GL.glMatrixMode(GL.GL_MODELVIEW)
GLUT.glutKeyboardFunc(self.keyboard)
GLUT.glutDisplayFunc(self.display)
GLUT.glutWMCloseFunc(self.close)
GLUT.glutTimerFunc(30, self.timer, None)
GLUT.glutMainLoop()
def __init__(self,
width=256,
height=256,
title=None,
visible=True,
aspect=None,
decoration=True,
fullscreen=False,
config=None,
context=None,
color=(0, 0, 0, 1),
vsync=False):
if vsync:
log.warn('vsync not implemented for freeglut backend')
if len(__windows__) > 0:
log.critical(
"""OSXGLUT backend is unstable with more than one window.\n"""
"""Exiting...""")
sys.exit(0)
window.Window.__init__(self,
width=width,
height=height,
title=title,
visible=visible,
aspect=aspect,
decoration=decoration,
fullscreen=fullscreen,
config=config,
context=context,
color=color)
if config is None:
config = configuration.Configuration()
set_configuration(config)
self._native_window = glut.glutCreateWindow(self._title)
if bool(glut.glutSetOption):
glut.glutSetOption(glut.GLUT_ACTION_ON_WINDOW_CLOSE,
glut.GLUT_ACTION_CONTINUE_EXECUTION)
glut.glutSetOption(glut.GLUT_ACTION_GLUTMAINLOOP_RETURNS,
glut.GLUT_ACTION_CONTINUE_EXECUTION)
glut.glutWMCloseFunc(self._close)
glut.glutDisplayFunc(self._display)
glut.glutReshapeFunc(self._reshape)
glut.glutKeyboardFunc(self._keyboard)
glut.glutKeyboardUpFunc(self._keyboard_up)
glut.glutMouseFunc(self._mouse)
glut.glutMotionFunc(self._motion)
glut.glutPassiveMotionFunc(self._passive_motion)
glut.glutVisibilityFunc(self._visibility)
glut.glutEntryFunc(self._entry)
glut.glutSpecialFunc(self._special)
glut.glutSpecialUpFunc(self._special_up)
glut.glutReshapeWindow(self._width, self._height)
if visible:
glut.glutShowWindow()
else:
glut.glutHideWindow()
# This ensures glutCheckLoop never blocks
def on_idle():
pass
glut.glutIdleFunc(on_idle)
__windows__.append(self)
def __init__(self,
dim=3,
width=800,
height=800,
title="",
refresh=15,
background_color = (0.,0.,0.,0.),
render_func=lambda window: None,
rf_args=(),
rf_kwargs = {},
save_file='./',
save_file_type=None):
pid = os.fork() # Hack to get interpetor back
if not pid==0:
return None
self.mouse_down = False
self.mouse_old = [0., 0.]
self.rotate = [0., 0., 0.]
self.translate = [0., 0., 0.]
self.scale = 1.0
self.dim=dim
# grab the file extension if its there.
split_path_ext = os.path.splitext(save_file)
self.save_file = split_path_ext[0]
if save_file_type is None:
self.save_file_ext = split_path_ext[1]
if self.save_file_ext == '':
self.save_file_ext = '.png'
else:
self.save_file_ext = save_file_type
self.save_count = 0
self.width = width
self.height = height
self.lights = False
GLUT.glutInit()
# Some window attributes
GLUT.glutInitDisplayMode(GLUT.GLUT_RGBA | GLUT.GLUT_DOUBLE)
GLUT.glutInitWindowSize(self.width, self.height)
GLUT.glutInitWindowPosition(0, 0)
self.win = GLUT.glutCreateWindow(title)
# OpenGL callbacks
GLUT.glutDisplayFunc(self.draw(render_func,*rf_args,**rf_kwargs))
GLUT.glutKeyboardFunc(self.on_key)
GLUT.glutMouseFunc(self.on_click)
GLUT.glutMotionFunc(self.on_mouse_motion)
try:
GLUT.glutCloseFunc(self.on_exit)
# JJB - 6/6/12 --
except GLUT.error.NullFunctionError:
GLUT.glutWMCloseFunc(self.on_exit)
GLUT.glutTimerFunc(refresh, self.timer, refresh)
self.glinit()
# Clean the slate
GL.glClearColor(*background_color)
# and start
GLUT.glutMainLoop()
glut.glutSwapBuffers()
def resize(width, height):
gl.glViewport(0, 0, width, height + 4)
gl.glMatrixMode(gl.GL_PROJECTION)
gl.glLoadIdentity()
gl.glOrtho(0, width, 0, height + 4, -1, 1)
gl.glMatrixMode(gl.GL_MODELVIEW)
if glut.glutGetWindow() > 0:
interactive = True
glut.glutInit(sys.argv)
glut.glutInitDisplayMode(glut.GLUT_DOUBLE | glut.GLUT_RGBA
| glut.GLUT_DEPTH)
else:
interactive = False
glut.glutCreateWindow(b'gui-glut')
glut.glutDisplayFunc(display)
glut.glutReshapeFunc(resize)
# This is necessary on osx to be able to close the window
# (else the close button is disabled)
if sys.platform == 'darwin' and not bool(glut.HAVE_FREEGLUT):
glut.glutWMCloseFunc(close)
gl.glClearColor(0, 0, 0, 1)
if not interactive:
glut.glutMainLoop()
# Catch sigint and print the defaultipyt message
signal.signal(signal.SIGINT, signal.default_int_handler)
print('\nKeyboardInterrupt')
# Need to reprint the prompt at this stage
# Initialisation code
glut.glutInit( sys.argv )
glut.glutInitDisplayMode( glut_display_mode )
# This is specific to freeglut
if bool(glut.glutSetOption):
glut.glutSetOption( glut.GLUT_ACTION_ON_WINDOW_CLOSE,
glut.GLUT_ACTION_GLUTMAINLOOP_RETURNS )
glut.glutCreateWindow( b'ipython' )
glut.glutReshapeWindow( 1, 1 )
glut.glutHideWindow( )
glut.glutWMCloseFunc( glut_close )
glut.glutDisplayFunc( glut_display )
glut.glutIdleFunc( glut_idle )
def inputhook(context):
"""Run the pyglet event loop by processing pending events only.
This keeps processing pending events until stdin is ready. After
processing all pending events, a call to time.sleep is inserted. This is
needed, otherwise, CPU usage is at 100%. This sleep time should be tuned
though for best performance.
"""
# We need to protect against a user pressing Control-C when IPython is
# idle and this is running. We trap KeyboardInterrupt and pass.
# Catch sigint and print the defaultipyt message
signal.signal(signal.SIGINT, signal.default_int_handler)
print('\nKeyboardInterrupt')
# Need to reprint the prompt at this stage
# Initialisation code
glut.glutInit( sys.argv )
glut.glutInitDisplayMode( glut_display_mode )
# This is specific to freeglut
if bool(glut.glutSetOption):
glut.glutSetOption( glut.GLUT_ACTION_ON_WINDOW_CLOSE,
glut.GLUT_ACTION_GLUTMAINLOOP_RETURNS )
glut.glutCreateWindow( b'ipython' )
glut.glutReshapeWindow( 1, 1 )
glut.glutHideWindow( )
glut.glutWMCloseFunc( glut_close )
glut.glutDisplayFunc( glut_display )
glut.glutIdleFunc( glut_idle )
def inputhook(context):
"""Run the pyglet event loop by processing pending events only.
This keeps processing pending events until stdin is ready. After
processing all pending events, a call to time.sleep is inserted. This is
needed, otherwise, CPU usage is at 100%. This sleep time should be tuned
though for best performance.
"""
# We need to protect against a user pressing Control-C when IPython is
# idle and this is running. We trap KeyboardInterrupt and pass.
gl.glClear (gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT)
glut.glutSwapBuffers()
def resize(width,height):
gl.glViewport(0, 0, width, height+4)
gl.glMatrixMode(gl.GL_PROJECTION)
gl.glLoadIdentity()
gl.glOrtho(0, width, 0, height+4, -1, 1)
gl.glMatrixMode(gl.GL_MODELVIEW)
if glut.glutGetWindow() > 0:
interactive = True
glut.glutInit(sys.argv)
glut.glutInitDisplayMode(glut.GLUT_DOUBLE |
glut.GLUT_RGBA |
glut.GLUT_DEPTH)
else:
interactive = False
glut.glutCreateWindow(b'gui-glut')
glut.glutDisplayFunc(display)
glut.glutReshapeFunc(resize)
# This is necessary on osx to be able to close the window
# (else the close button is disabled)
if sys.platform == 'darwin' and not bool(glut.HAVE_FREEGLUT):
glut.glutWMCloseFunc(close)
gl.glClearColor(0,0,0,1)
if not interactive:
glut.glutMainLoop()
