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# ##### 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 #####
bl_addon_info = {
"name": "Import Voodoo camera",
"version": (0, 6),
"blender": (2, 5, 6),
"api": 34074,
"description": "Imports a Blender (2.4x or 2.5x) Python script from the Voodoo camera tracker software.",
"warning": "",
"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.5/Py/"\
"Scripts/Import-Export/Voodoo_camera",
"tracker_url": "https://projects.blender.org/tracker/index.php?"\
"category": "Import-Export"}
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"""
This script loads a Blender Python script from the Voodoo camera
tracker program into Blender 2.5x.
It processes the script as a text file and not as a Python executable
because of the incompatible Python APIs of Blender 2.4x and 2.5x.
"""
import bpy
from bpy.props import *
import mathutils
import os
import string
import math
def voodoo_import(infile,ld_cam,ld_points):
checktype = os.path.splitext(infile)[1]
if checktype.upper() != '.PY':
print ("Selected file: ",infile)
raise IOError("The selected input file is not a *.py file")
return
print ("--------------------------------------------------")
print ("Importing Voodoo file: ", infile)
file = open(infile,'rU')
scene = bpy.context.scene
initfr = scene.frame_current
b24= True
dummy = bpy.data.objects.new('voodoo_scene', None)
dummy.location = (0.0, 0.0, 0.0)
dummy.rotation_euler = ( -3.141593/2, 0.0, 0.0)
dummy.scale = (0.2, 0.2, 0.2)
scene.objects.link(dummy)
if ld_cam:
data = bpy.data.cameras.new('voodoo_render_cam')
vcam = bpy.data.objects.new('voodoo_render_cam', data)
vcam.location = (0.0, 0.0, 0.0)
vcam.rotation_euler = (0.0, 0.0, 0.0)
vcam.scale = (1.0, 1.0, 1.0)
data.lens = 35.0
data.shift_x = 0.0
data.shift_y = 0.0
data.dof_distance = 0.0
data.clip_start = 0.1
data.clip_end = 1000.0
data.draw_size = 0.5
scene.objects.link(vcam)
vcam.parent = dummy
if ld_points:
data = bpy.data.meshes.new('voodoo_FP3D_cloud')
mesh = bpy.data.objects.new('voodoo_FP3D_cloud', data)
mesh.location = (0.0, 0.0, 0.0)
mesh.rotation_euler = (3.141593/2, 0.0, 0.0)
mesh.scale = (5.0, 5.0, 5.0)
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scene.objects.link(mesh)
mesh.parent = dummy
verts = []
def process_line(line):
lineSplit = line.split()
if (line[0] == '#'): return
if b24:
# Blender 2.4x mode
# process camera commands
if ld_cam:
if (line[0] == 'c' and line[1] != 'r'):
pos= line.find('.lens')
if (pos != -1):
fr = int(lineSplit[0][1:pos],10)
scene.frame_set(fr)
vcam.data.lens= float(lineSplit[2])
vcam.data.keyframe_insert('lens')
return
if (line[0] == 'o'):
pos= line.find('.setMatrix')
if (pos != -1):
fr = int(lineSplit[0][1:pos],10)
scene.frame_set(fr)
# from Michael (Meikel) Oetjen
vcam.matrix_world = eval('mathutils.Matrix(' + line.rstrip()[pos+28:-2].replace('[','(',4).replace(']',')',4) + ')')
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vcam.keyframe_insert('location')
vcam.keyframe_insert('scale')
vcam.keyframe_insert('rotation_euler')
return
# process mesh commands
if ld_points:
if (line[0] == 'v'):
pos= line.find('NMesh.Vert')
if (pos != -1):
verts.append(eval(line[pos+10:]))
return
# Blender 2.5x mode
# process camera commands
if ld_cam:
pos= line.find('set_frame')
if (pos == -1):
pos= line.find('frame_set')
if (pos != -1):
scene.frame_set(eval(line[pos+9:]))
return
pos= line.find('vcam.data.lens')
if (pos != -1):
vcam.data.lens= float(lineSplit[2])
vcam.data.keyframe_insert('lens')
return
pos= line.find('.Matrix')
if (pos != -1):
if (line[pos+8] == '['):
# from Michael (Meikel) Oetjen
vcam.matrix_world = eval('mathutils.Matrix((' + line.rstrip()[pos+9:-1].replace('[','(',3).replace(']',')',4) + ')')
else:
vcam.matrix_world = eval('mathutils' + line[pos:])
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vcam.keyframe_insert('location')
vcam.keyframe_insert('scale')
vcam.keyframe_insert('rotation_euler')
return
# process mesh commands
if ld_points:
pos= line.find('.append')
if (pos != -1):
verts.append(eval(line[pos+8:-2]))
#read lines
for line in file.readlines():
if (b24 and (line.find('import') != -1) and (line.find('bpy') != -1)):
b24= False
process_line(line)
scene.frame_set(initfr)
if ld_points:
mesh.data.from_pydata(verts, [], [])
mesh.data.update()
# Operator
class ImportVoodooCamera(bpy.types.Operator):
''''''
bl_idname = "import.voodoo_camera"
bl_label = "Import Voodoo camera"
bl_description = "Load a Blender export script from the Voodoo motion tracker"
bl_options = {'REGISTER', 'UNDO'}
filepath = StringProperty(name="File Path",
description="Filepath used for processing the script",
maxlen= 1024,default= "")
# filter_python = BoolProperty(name="Filter python",
# description="",default=True,options={'HIDDEN'})
load_camera = BoolProperty(name="Load camera",
description="Load the camera",
default=True)
load_points = BoolProperty(name="Load points",
description="Load the FP3D point cloud",
default=True)
def execute(self, context):
voodoo_import(self.filepath,self.load_camera,self.load_points)
return {'FINISHED'}
def invoke(self, context, event):
wm.fileselect_add(self)
return {'RUNNING_MODAL'}
# Registering / Unregister
def menu_func(self, context):
self.layout.operator(ImportVoodooCamera.bl_idname, text="Voodoo camera", icon='PLUGIN')
def register():
bpy.types.INFO_MT_file_import.append(menu_func)
def unregister():
bpy.types.INFO_MT_file_import.remove(menu_func)
if __name__ == "__main__":
register()