def add_frame_fixed(self,
parent,
name,
tf=QuatTrans.identity(),
geom=None):
"""Adds a new fixed frame to the scene."""
E = QuatTrans.ensure(tf)
name = ensure_cstring(name)
parent = ensure_cstring(parent)
libamino.aa_rx_sg_add_frame_fixed(self._ptr, parent, name, E.quat,
E.trans)
self.attach_geom(name, geom)
def __init__(self,
title="PyAmino",
width=800,
height=600,
start=True,
background=True,
scenegraph=None,
config=None):
"""Create a new window.
Args:
title: the window title
width: window width in pixels
height: window width in pixels
start: whether to immediatly start the window
background: whether to run the window in an asynchronous background thread
scenegraph: scene to display
config: configuration of the scene
"""
title = ensure_cstring(title)
self._ptr = LIBAMINOGL.aa_rx_win_default_create(title, width, height)
self._q = None
self._scenegraph = None
if scenegraph:
self.scenegraph = scenegraph
if config:
self.config = config
if start:
self.start(background)
def load(self, filename, name, root=""):
"""Loads a scene plugin into this scene.
Args:
filname: plugin name, passed directly to dlopen().
name: scene name, as provided to the scene compiler.
root: parent frame for the loaded scene.
Raises:
LookupError: the shared object or named scene could not be found.
"""
root = ensure_cstring(root)
name = ensure_cstring(name)
filename = ensure_cstring(filename)
r = libamino.aa_rx_dl_sg_at(filename, name, self._ptr, root)
if r is None:
raise LookupError("Could not load scene %s:%s" % (filename, name))
def add_frame_prismatic(self,
parent,
name,
tf=QuatTrans.identity(),
config_name=None,
axis=(0, 0, 1),
offset=0,
geom=None):
"""Adds a new prismatic frame to the scene."""
E = QuatTrans.ensure(tf)
if config_name is None:
config_name = name
name = ensure_cstring(name)
parent = ensure_cstring(parent)
config_name = ensure_cstring(config_name)
libamino.aa_rx_sg_add_frame_prismatic(self._ptr, parent, name, E.quat,
E.trans, config_name,
Vec3.ensure(axis), offset)
self.attach_geom(name, geom)
def attach_geom(self, name, geom):
"""Attaches geometry to the named frame."""
name = ensure_cstring(name)
if geom is None:
return
elif isinstance(geom, Geom):
libamino.aa_rx_geom_attach(self._ptr, name, geom._ptr)
elif isinstance(geom, (list, tuple)):
for elt in geom:
self.attach_geom(name, elt)
else:
raise Exception()
def frame_id(self, name):
"""Returns the frame id for string name."""
name = ensure_cstring(name)
return libamino.aa_rx_sg_frame_id(self._ptr, name)
def config_id(self, name):
"""Returns the config id for string name."""
name = ensure_cstring(name)
return libamino.aa_rx_sg_config_id(self._ptr, name)