diff --git a/release/scripts/export_mdd.py b/release/scripts/export_mdd.py index 8173059ca5a..4f99c9175fd 100644 --- a/release/scripts/export_mdd.py +++ b/release/scripts/export_mdd.py @@ -45,7 +45,7 @@ try: except: pack = None - + def zero_file(filepath): ''' If a file fails, this replaces it with 1 char, better not remove it? @@ -54,6 +54,18 @@ def zero_file(filepath): file.write('\n') # aparently macosx needs some data in a blank file? file.close() + +def check_vertcount(mesh,vertcount): + ''' + check and make sure the vertcount is consistent throghout the frame range + ''' + if len(mesh.verts) != vertcount: + Blender.Draw.PupMenu('Error%t|Number of verts has changed during animation|cannot export') + f.close() + zero_file(filepath) + return + + def mdd_export(filepath, ob, PREF_STARTFRAME, PREF_ENDFRAME, PREF_FPS): Window.EditMode(0) @@ -84,23 +96,25 @@ def mdd_export(filepath, ob, PREF_STARTFRAME, PREF_ENDFRAME, PREF_FPS): f = open(filepath, 'wb') #no Errors yet:Safe to create file # Write the header - f.write(pack(">2i", numframes-1, numverts)) + f.write(pack(">2i", numframes, numverts)) # Write the frame times (should we use the time IPO??) - f.write( pack(">%df" % (numframes-1), *[frame/PREF_FPS for frame in xrange(numframes-1)]) ) # seconds + f.write( pack(">%df" % (numframes), *[frame/PREF_FPS for frame in xrange(numframes)]) ) # seconds + #rest frame needed to keep frames in sync Blender.Set('curframe', PREF_STARTFRAME) + me_tmp.getFromObject(ob.name) + check_vertcount(me_tmp,numverts) + me_tmp.transform(ob.matrixWorld * mat_flip) + f.write(pack(">%df" % (numverts*3), *[axis for v in me_tmp.verts for axis in v.co])) + me_tmp.verts= None + for frame in xrange(PREF_STARTFRAME,PREF_ENDFRAME+1):#in order to start at desired frame Blender.Set('curframe', frame) - # Blender.Window.RedrawAll() # not needed + me_tmp.getFromObject(ob.name) - if len(me_tmp.verts) != numverts: - Blender.Draw.PupMenu('Error%t|Number of verts has changed during animation|cannot export') - Blender.Window.WaitCursor(0) - f.close() # should we zero? - zero_file(filepath) - return + check_vertcount(me_tmp,numverts) me_tmp.transform(ob.matrixWorld * mat_flip) @@ -151,4 +165,4 @@ 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')) + Blender.Window.FileSelector(mdd_export_ui, 'EXPORT MDD', sys.makename(ext='.mdd')) \ No newline at end of file