diff options
| -rw-r--r-- | release/scripts/io/export_mdd.py | 188 | ||||
| -rw-r--r-- | release/scripts/ui/space_info.py | 1 |
2 files changed, 189 insertions, 0 deletions
diff --git a/release/scripts/io/export_mdd.py b/release/scripts/io/export_mdd.py new file mode 100644 index 00000000000..f0e366ea505 --- /dev/null +++ b/release/scripts/io/export_mdd.py @@ -0,0 +1,188 @@ +#!BPY + +""" + Name: 'Vertex Keyframe Animation (.mdd)...' + Blender: 242 + Group: 'Export' + Tooltip: 'Animated mesh to MDD vertex keyframe file.' +""" + +__author__ = "Bill L.Nieuwendorp" +__bpydoc__ = """\ +This script Exports Lightwaves MotionDesigner format. + +The .mdd format has become quite a popular Pipeline format<br> +for moving animations from package to package. + +Be sure not to use modifiers that change the number or order of verts in the mesh +""" +#Please send any fixes,updates,bugs to Slow67_at_Gmail.com or cbarton_at_metavr.com +#Bill Niewuendorp +# ***** 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# ***** END GPL LICENCE BLOCK ***** + +import bpy +import Mathutils +import math +import os + +#import Blender +#from Blender import * +#import BPyMessages +try: + from struct import pack +except: + pack = None + +def zero_file(filepath): + ''' + If a file fails, this replaces it with 1 char, better not remove it? + ''' + file = open(filepath, 'w') + file.write('\n') # apparently macosx needs some data in a blank file? + file.close() + +def check_vertcount(mesh,vertcount): + ''' + check and make sure the vertcount is consistent throughout the frame range + ''' + if len(mesh.verts) != vertcount: + raise Exception('Error, number of verts has changed during animation, cannot export') + f.close() + zero_file(filepath) + return + + +def write(filename, sce, ob, PREF_STARTFRAME, PREF_ENDFRAME, PREF_FPS): + if not pack: + raise Exception('Error, this script requires the "pack" module') + + if ob.type != 'MESH': + raise Exception('Error, active object is not a mesh') + """ + Window.EditMode(0) + Blender.Window.WaitCursor(1) + + mesh_orig = Mesh.New() + mesh_orig.getFromObject(ob.name) + """ + orig_frame = sce.current_frame + sce.set_frame(PREF_STARTFRAME) + me = ob.create_mesh(True, 'PREVIEW') + + #Flip y and z + mat_flip= Mathutils.Matrix(\ + [1.0, 0.0, 0.0, 0.0],\ + [0.0, 0.0, 1.0, 0.0],\ + [0.0, 1.0, 0.0, 0.0],\ + [0.0, 0.0, 0.0, 1.0],\ + ) + + numverts = len(me.verts) + + numframes = PREF_ENDFRAME-PREF_STARTFRAME+1 + PREF_FPS= float(PREF_FPS) + f = open(filename, 'wb') #no Errors yet:Safe to create file + + # Write the header + f.write(pack(">2i", numframes, numverts)) + + # Write the frame times (should we use the time IPO??) + f.write( pack(">%df" % (numframes), *[frame/PREF_FPS for frame in range(numframes)]) ) # seconds + + #rest frame needed to keep frames in sync + """ + Blender.Set('curframe', PREF_STARTFRAME) + me_tmp.getFromObject(ob.name) + """ + + check_vertcount(me,numverts) + me.transform(mat_flip * ob.matrix) + f.write(pack(">%df" % (numverts*3), *[axis for v in me.verts for axis in v.co])) + + for frame in range(PREF_STARTFRAME,PREF_ENDFRAME+1):#in order to start at desired frame + """ + Blender.Set('curframe', frame) + me_tmp.getFromObject(ob.name) + """ + + sce.set_frame(frame) + me = ob.create_mesh(True, 'PREVIEW') + check_vertcount(me,numverts) + me.transform(mat_flip * ob.matrix) + + # Write the vertex data + f.write(pack(">%df" % (numverts*3), *[axis for v in me.verts for axis in v.co])) + + """ + me_tmp.verts= None + """ + f.close() + + print ('MDD Exported: %s frames:%d\n'% (filename, numframes-1)) + """ + Blender.Window.WaitCursor(0) + Blender.Set('curframe', orig_frame) + """ + sce.set_frame(orig_frame) + +class EXPORT_OT_mdd(bpy.types.Operator): + '''Animated mesh to MDD vertex keyframe file.''' + __idname__ = "export.mdd" + __label__ = "Export MDD" + + # get first scene to get min and max properties for frames, fps + + sce = bpy.data.scenes[bpy.data.scenes.keys()[0]] + minframe = sce.rna_type.properties["current_frame"].soft_min + maxframe = sce.rna_type.properties["current_frame"].soft_max + minfps = sce.render_data.rna_type.properties["fps"].soft_min + maxfps = sce.render_data.rna_type.properties["fps"].soft_max + + # List of operator properties, the attributes will be assigned + # to the class instance from the operator settings before calling. + __props__ = [ + bpy.props.StringProperty(attr="path", name="File Path", description="File path used for exporting the MDD file", maxlen= 1024, default= "tmp.mdd"), + bpy.props.IntProperty(attr="fps", name="Frames Per Second", description="Number of frames/second", min=minfps, max=maxfps, default= 25), + bpy.props.IntProperty(attr="start_frame", name="Start Frame", description="Start frame for baking", min=minframe,max=maxframe,default=1), + bpy.props.IntProperty(attr="end_frame", name="End Frame", description="End frame for baking", min=minframe, max=maxframe, default= 250), + ] + + def poll(self, context): + return context.active_object != None + + def execute(self, context): + if not self.path: + raise Exception("filename not set") + write(self.path, context.scene, context.active_object, + self.start_frame, self.end_frame, self.fps ) + return ('FINISHED',) + + def invoke(self, context, event): + wm = context.manager + wm.add_fileselect(self.__operator__) + return ('RUNNING_MODAL',) + +bpy.ops.add(EXPORT_OT_mdd) + +if __name__=='__main__': + #if not pack: +# Draw.PupMenu('Error%t|This script requires a full python install') + #Blender.Window.FileSelector(mdd_export_ui, 'EXPORT MDD', sys.makename(ext='.mdd')) + bpy.ops.EXPORT_OT_mdd(path="/tmp/test.mdd") + diff --git a/release/scripts/ui/space_info.py b/release/scripts/ui/space_info.py index 49261981ac2..3805a7d0dec 100644 --- a/release/scripts/ui/space_info.py +++ b/release/scripts/ui/space_info.py @@ -98,6 +98,7 @@ class INFO_MT_file_export(bpy.types.Menu): layout.itemO("export.3ds", text="3DS") layout.itemO("export.fbx", text="FBX") layout.itemO("export.obj", text="OBJ") + layout.itemO("export.mdd", text="MDD") layout.itemO("export.ply", text="PLY") layout.itemO("export.x3d", text="X3D") |