blender/release/scripts/modules/graphviz_export.py
2010-04-30 05:45:02 +00:00

189 lines
6.2 KiB
Python

# ##### BEGIN GPL LICENSE BLOCK #####
#
# 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 2
# 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, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8 compliant>
import bpy
header = '''
digraph ancestors {
graph [fontsize=30 labelloc="t" label="" splines=false overlap=true, rankdir=BT];
ratio = "auto" ;
'''
footer = '''
}
'''
def compat_str(text, line_length=0):
if line_length:
text_ls = []
while len(text) > line_length:
text_ls.append(text[:line_length])
text = text[line_length:]
if text:
text_ls.append(text)
text = '\n '.join(text_ls)
#text = text.replace('.', '.\n')
#text = text.replace(']', ']\n')
text = text.replace("\n", "\\n")
text = text.replace('"', '\\"')
return text
def graph_armature(obj, path, FAKE_PARENT=True, CONSTRAINTS=True, DRIVERS=True, XTRA_INFO=True):
CONSTRAINTS = DRIVERS = True
fileobject = open(path, "w")
fw = fileobject.write
fw(header)
fw('label = "%s::%s" ;' % (bpy.data.filename.split("/")[-1].split("\\")[-1], obj.name))
arm = obj.data
bones = [bone.name for bone in arm.bones]
bones.sort()
print("")
for bone in bones:
b = arm.bones[bone]
print(">>", bone, ["*>", "->"][b.connected], getattr(getattr(b, "parent", ""), "name", ""))
label = [bone]
bone = arm.bones[bone]
for key, value in obj.pose.bones[bone.name].items():
if key.startswith("_"):
continue
if type(value) == float:
value = "%.3f" % value
elif type(value) == str:
value = compat_str(value)
label.append("%s = %s" % (key, value))
opts = ["shape=box", "regular=1", "style=filled", "fixedsize=false", 'label="%s"' % compat_str('\n'.join(label))]
if bone.name.startswith('ORG'):
opts.append("fillcolor=yellow")
else:
opts.append("fillcolor=white")
fw('"%s" [%s];\n' % (bone.name, ','.join(opts)))
fw('\n\n# Hierarchy:\n')
# Root node.
if FAKE_PARENT:
fw('"Object::%s" [];\n' % obj.name)
for bone in bones:
bone = arm.bones[bone]
parent = bone.parent
if parent:
parent_name = parent.name
connected = bone.connected
elif FAKE_PARENT:
parent_name = 'Object::%s' % obj.name
connected = False
else:
continue
opts = ["dir=forward", "weight=2", "arrowhead=normal"]
if not connected:
opts.append("style=dotted")
fw('"%s" -> "%s" [%s] ;\n' % (bone.name, parent_name, ','.join(opts)))
del bone
# constraints
if CONSTRAINTS:
fw('\n\n# Constraints:\n')
for bone in bones:
pbone = obj.pose.bones[bone]
# must be ordered
for constraint in pbone.constraints:
subtarget = getattr(constraint, "subtarget", "")
if subtarget:
# TODO, not internal links
opts = ['dir=forward', "weight=1", "arrowhead=normal", "arrowtail=none", "constraint=false", 'color="red"', 'labelfontsize=4']
if XTRA_INFO:
label = "%s\n%s" % (constraint.type, constraint.name)
opts.append('label="%s"' % compat_str(label))
fw('"%s" -> "%s" [%s] ;\n' % (pbone.name, subtarget, ','.join(opts)))
# Drivers
if DRIVERS:
fw('\n\n# Drivers:\n')
def rna_path_as_pbone(rna_path):
if not rna_path.startswith("pose.bones["):
return None
#rna_path_bone = rna_path[:rna_path.index("]") + 1]
#return obj.path_resolve(rna_path_bone)
bone_name = rna_path.split("[")[1].split("]")[0]
return obj.pose.bones[bone_name[1:-1]]
animation_data = obj.animation_data
if animation_data:
fcurve_drivers = [fcurve_driver for fcurve_driver in animation_data.drivers]
fcurve_drivers.sort(key=lambda fcurve_driver: fcurve_driver.data_path)
for fcurve_driver in fcurve_drivers:
rna_path = fcurve_driver.data_path
pbone = rna_path_as_pbone(rna_path)
if pbone:
for var in fcurve_driver.driver.variables:
for target in var.targets:
pbone_target = rna_path_as_pbone(target.data_path)
rna_path_target = target.data_path
if pbone_target:
opts = ['dir=forward', "weight=1", "arrowhead=normal", "arrowtail=none", "constraint=false", 'color="blue"', "labelfontsize=4"] # ,
display_source = rna_path.replace("pose.bones", "")
display_target = rna_path_target.replace("pose.bones", "")
if XTRA_INFO:
label = "%s\\n%s" % (display_source, display_target)
opts.append('label="%s"' % compat_str(label))
fw('"%s" -> "%s" [%s] ;\n' % (pbone_target.name, pbone.name, ','.join(opts)))
fw(footer)
fileobject.close()
'''
print(".", end='')
import sys
sys.stdout.flush()
'''
print("\nSaved:", path)
return True
if __name__ == "__main__":
import os
tmppath = "/tmp/test.dot"
graph_armature(bpy.context.object, tmppath, CONSTRAINTS=True, DRIVERS=True)
os.system("dot -Tpng %s > %s; eog %s &" % (tmppath, tmppath + '.png', tmppath + '.png'))