#
##
## This file is part of pyFormex 2.0 (Mon Sep 14 12:29:05 CEST 2020)
## pyFormex is a tool for generating, manipulating and transforming 3D
## geometrical models by sequences of mathematical operations.
## Home page: http://pyformex.org
## Project page: http://savannah.nongnu.org/projects/pyformex/
## Copyright 2004-2020 (C) Benedict Verhegghe (benedict.verhegghe@ugent.be)
## Distributed under the GNU General Public License version 3 or later.
##
## This program is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, either version 3 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program. If not, see http://www.gnu.org/licenses/.
##
"""Interactive modification of the rendered scene
This module contains some tools that can be used to interactively
modify the rendered scene.
"""
import pyformex as pf
from pyformex.opengl.drawable import GeomActor
from pyformex.gui.draw import _T, _G, _I, Dialog
from pyformex.opengl.colors import GLcolor
[docs]def objectDialog(obj=None, unlike='object_'):
"""Create an interactive object dialog for drawn objects
obj is a single drawn object or a list thereof.
If no objects are specified, the current scene actors are
used.
A drawn object is the return value of a draw() function call.
"""
items = None
def set_attr(field):
actor = field.data
key = field.text()
val = field.value()
if key in ['objectColor', 'objectBkColor']:
#print("VALUE %s" % val)
val = GLcolor(val)
print("%s: %s = %s" % (actor.name, key, val))
setattr(actor, key, val)
pf.canvas.update()
def objectItems(obj):
if not isinstance(obj, GeomActor):
return []
items = [
# _I('name', obj.name),
_I('visible', True, func=set_attr, data=obj),
_I('opak', obj.opak, func=set_attr, data=obj),
]
if 'objectColor' in obj:
items.append(_I('objectColor', obj.objectColor, itemtype='color', min=0.0, max=100.0, scale=0.01, func=set_attr, data=obj))
if 'objectBkColor' in obj:
items.append(_I('objectBkColor', obj.objectBkColor, itemtype='color', min=0.0, max=100.0, scale=0.01, func=set_attr, data=obj))
if 'alpha' in obj:
items.append(_I('alpha', obj.alpha, itemtype='fslider', min=0.0, max=100.0, scale=0.01, func=set_attr, data=obj))
if 'pointsize' in obj:
items.append(_I('pointsize', obj.marksize, itemtype='fslider', min=0.0, max=100.0, scale=0.1, func=set_attr, data=obj))
return items
# process obj
if obj is None:
obj = pf.canvas.actors
if isinstance(obj, GeomActor):
items = objectItems(obj)
elif isinstance(obj, list):
print([type(o) for o in obj])
obj = [o for o in obj if isinstance(o, GeomActor)]
print([o.name for o in obj])
if unlike:
obj = [o for o in obj if not o.name.startswith(unlike)]
items = [
_T(o.name, objectItems(o)) for o in obj
]
if items:
return Dialog(items, caption='Object Render Dialog', modal=False)
# End
