diff --git a/io_anim_camera.py b/io_anim_camera.py new file mode 100644 index 0000000000000000000000000000000000000000..696c2a1a7108e8d27d3e80fa3c307128dcb84728 --- /dev/null +++ b/io_anim_camera.py @@ -0,0 +1,143 @@ +# ##### 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> + +bl_addon_info = { + 'name': 'I/O: Camera Animation', + 'author': 'Campbell Barton', + 'version': '0.1', + 'blender': (2, 5, 3), + 'location': 'File > Export > Camera Animation', + 'url': 'http://wiki.blender.org/index.php/Extensions:2.5/Py/' \ + 'Scripts/File_I-O/Camera_Animation', + 'category': 'Import/Export'} + + +import bpy + + +def writeCameras(context, path, start_frame, end_frame): + + data_attrs = ['lens', 'shift_x', 'shift_y', 'dof_distance', 'clip_start', 'clip_end', 'draw_size'] + obj_attrs = ['restrict_render'] + + fw = open(path, 'w').write + + scene = bpy.context.scene + + cameras = [(obj, obj.data) for obj in scene.objects if obj.type == 'CAMERA'] + + frame_range = range(start_frame, end_frame + 1) + + fw("cameras = {}\n") + fw("scene = bpy.context.scene\n") + fw("\n") + + for obj, obj_data in cameras: + fw("data = bpy.data.cameras.new('%s')\n" % obj.name) + for attr in data_attrs: + fw("data.%s = %s\n" % (attr, repr(getattr(obj_data, attr)))) + + fw("obj = bpy.data.objects.new('%s', data)\n" % obj.name) + + for attr in obj_attrs: + fw("obj.%s = %s\n" % (attr, repr(getattr(obj, attr)))) + + fw("scene.objects.link(obj)\n") + fw("cameras['%s'] = obj\n" % obj.name) + fw("\n") + + + for f in frame_range: + scene.set_frame(f) + fw("# new frame\n") + fw("scene.set_frame(%d)\n" % f) + + for obj, obj_data in cameras: + fw("obj = cameras['%s']\n" % obj.name) + + matrix = obj.matrix.copy() + fw("obj.location = %s\n" % repr(tuple(matrix.translation_part()))) + fw("obj.scale = %s\n" % repr(tuple(matrix.scale_part()))) + fw("obj.rotation_euler = %s\n" % repr(tuple(matrix.to_euler()))) + + fw("obj.keyframe_insert('location')\n") + fw("obj.keyframe_insert('scale')\n") + fw("obj.keyframe_insert('rotation_euler')\n") + + # only key the angle + fw("data = obj.data\n") + fw("data.lens = %s\n" % obj_data.lens) + fw("data.keyframe_insert('lens')\n") + + fw("\n") + + # now markers + fw("# markers\n") + for marker in scene.timeline_markers: + fw("marker = scene.timeline_markers.add('%s')\n" % marker.name) + fw("marker.frame = %d\n" % marker.frame) + if marker.camera: + fw("marker.camera = cameras['%s']\n" % marker.camera.name) + fw("\n") + + +from bpy.props import * + + +class CameraExporter(bpy.types.Operator): + '''Save a python script which re-creartes cameras and markers elsewhere''' + bl_idname = "export_animation.cameras" + bl_label = "Export Camera & Markers" + + path = StringProperty(name="File Path", description="File path used for importing the RAW file", maxlen=1024, default="") + filename = StringProperty(name="File Name", description="Name of the file.") + directory = StringProperty(name="Directory", description="Directory of the file.") + + start_frame = IntProperty(name="Start Frame", + description="Start frame for export", + default=1, min=1, max=300000) + end_frame = IntProperty(name="End Frame", + description="End frame for export", + default=250, min=1, max=300000) + + def execute(self, context): + writeCameras(context, self.properties.path, self.start_frame, self.end_frame) + return {'FINISHED'} + + def invoke(self, context, event): + self.start_frame = context.scene.start_frame + self.end_frame = context.scene.end_frame + + wm = context.manager + wm.add_fileselect(self) + return {'RUNNING_MODAL'} + + +def menu_export(self, context): + default_path = bpy.data.filename.replace(".blend", ".py") + self.layout.operator(CameraExporter.bl_idname, text="Cameras & Markers (.py)").path = default_path + + +def register(): + bpy.types.register(CameraExporter) + bpy.types.INFO_MT_file_export.append(menu_export) + +if __name__ == "__main__": + register()