def generate_pov(i=0, nbpovprocess=1, maxstep=None):
""" generate ith images modulo nbpovprocess """
print('Image generator ', i, ' launched')
from openalea.plantgl.all import Scene, Tesselator, PovFilePrinter
print('Look at', stepfile)
wait_for_file(stepfile)
if maxstep is None:
maxstep = int(open(stepfile, 'r').read())
step = i
os.chdir(workingrep)
while step < maxstep:
bgeomfname = bgeomfile.format(str(step).zfill(4))
steppovfile = povfile.format(str(step).zfill(4))
stepimgfile = imgfile.format(str(step).zfill(4))
if os.path.exists(stepimgfile):
print('Image ', step, 'already computed ...')
step += nbpovprocess
continue
wait_for_file(bgeomfname)
lscene = Scene(bgeomfname)
for sh in lscene:
sh.setComputedName()
lscene.save(steppovfile)
#tess = Tesselator()
#printer = PovFilePrinter(steppovfile,tess)
#lscene.apply(printer)
if os.path.exists(steppovfile):
mpovtext = mainpovtemplate % (
imageresolution[0], imageresolution[1], steppovfile, step)
mpovfile = mainpovfile.format(str(step).zfill(4))
file(mpovfile, 'w').write(mpovtext)
cmd = povcomdline.format(mpovfile, stepimgfile, imageresolution[0],
imageresolution[1])
print()
print(i, '>>>', cmd)
print('Image ', step, 'computed ...')
os.system(cmd)
if os.path.exists(stepimgfile):
os.remove(mpovfile)
os.remove(steppovfile)
os.remove(bgeomfname)
else:
print('Error with image', step)
else:
print('Error with image', step)
step += nbpovprocess
def save(self, obj, filename):
"""
Store obj into filename
"""
filename = Path(filename)
try:
from openalea.plantgl.all import Scene
sc = Scene()
sc.add(obj)
return sc.save(str(filename), "BGEOM")
except ImportError:
warnings.warn("You must install PlantGL if you want to load a BGEOM object.")
except Exception, e:
print e
warnings.warn("Impossible to save the scene for object %s into %s" % (obj, filename))
def save(self, obj, filename):
"""
Store obj into filename
"""
filename = Path(filename)
try:
from openalea.plantgl.all import Scene
sc = Scene()
sc.add(obj)
return sc.save(str(filename), "BGEOM")
except ImportError:
warnings.warn(
"You must install PlantGL if you want to load a BGEOM object.")
except Exception, e:
print e
warnings.warn(
"Impossible to save the scene for object %s into %s" %
(obj, filename))
