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| 1 | # This script invokes blender to import and save external model formats as | |
| 2 | # .blend files to be processed further. | |
| 3 | # | |
| 4 | # Example usage for this importer: | |
| 5 | # blender --background --factory-startup --python $HOME/import_3ds.py -- \ | |
| 6 | # --i="/tmp/hello.3ds" \ | |
| 7 | # --o="/tmp/hello.blend" \ | |
| 8 | # | |
| 9 | # See blender --help for details. | |
| 10 | ||
| 11 | import bpy | |
| 12 | ||
| 13 | # Imports a file using importer | |
| 14 | def import_file(file_path): | |
| 15 | # Import the model | |
| 16 | bpy.ops.wm.collada_import(filepath = file_path) | |
| 17 | ||
| 18 | # Clear existing objects. | |
| 19 | def clear_scene(): | |
| 20 | scene = bpy.context.scene | |
| 21 | scene.camera = None | |
| 22 | for obj in scene.objects: | |
| 23 | scene.objects.unlink(obj) | |
| 24 | ||
| 25 | # Save current scene as .blend file | |
| 26 | def save_file(save_path): | |
| 27 | # Check if output file exists already | |
| 28 | try: | |
| 29 | f = open(save_path, 'w') | |
| 30 | f.close() | |
| 31 | ok = True | |
| 32 | except: | |
| 33 | print("Cannot save to path %r" % save_path)
| |
| 34 | ||
| 35 | import traceback | |
| 36 | traceback.print_exc() | |
| 37 | ||
| 38 | # Save .blend file | |
| 39 | if ok: | |
| 40 | bpy.ops.wm.save_as_mainfile(filepath=save_path) | |
| 41 | ||
| 42 | # DIFFERENT STUFF | |
| 43 | def open_save_file(open_path): | |
| 44 | - | bpy.ops.wm.open_as_mainfile(filepath=save_path) |
| 44 | + | bpy.ops.wm.open_mainfile(filepath=save_path) |
| 45 | bpy.ops.wm.save_as_mainfile(filepath=save_path) | |
| 46 | ||
| 47 | # END DIFFERENT STUFF | |
| 48 | ||
| 49 | def main(): | |
| 50 | import sys # to get command line args | |
| 51 | import argparse # to parse options for us and print a nice help message | |
| 52 | ||
| 53 | # get the args passed to blender after "--", all of which are ignored by | |
| 54 | # blender so scripts may receive their own arguments | |
| 55 | argv = sys.argv | |
| 56 | ||
| 57 | if "--" not in argv: | |
| 58 | argv = [] # as if no args are passed | |
| 59 | else: | |
| 60 | argv = argv[argv.index("--") + 1:] # get all args after "--"
| |
| 61 | ||
| 62 | # When --help or no args are given, print this help | |
| 63 | usage_text = \ | |
| 64 | "Run blender in background mode with this script:" | |
| 65 | " blender --background --factory-startup --python " + __file__ + " -- [options]" | |
| 66 | ||
| 67 | parser = argparse.ArgumentParser(description=usage_text) | |
| 68 | ||
| 69 | # Possible types are: string, int, long, choice, float and complex. | |
| 70 | parser.add_argument("-i", "--input", dest="file_path", metavar='FILE',
| |
| 71 | help="Import the specified file") | |
| 72 | parser.add_argument("-o", "--output", dest="save_path", metavar='FILE',
| |
| 73 | help="Save the generated file to the specified path") | |
| 74 | ||
| 75 | args = parser.parse_args(argv) # In this example we wont use the args | |
| 76 | ||
| 77 | if not argv: | |
| 78 | parser.print_help() | |
| 79 | return | |
| 80 | ||
| 81 | # Run the conversion | |
| 82 | clear_scene() | |
| 83 | import_file(args.file_path) | |
| 84 | save_file(args.save_path) | |
| 85 | open_save_file(args.save_path) | |
| 86 | ||
| 87 | print("batch job finished, exiting")
| |
| 88 | ||
| 89 | ||
| 90 | if __name__ == "__main__": | |
| 91 | main() |
