85 lines
2.6 KiB
Python
85 lines
2.6 KiB
Python
# GNU MediaGoblin -- federated, autonomous media hosting
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# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import bpy, json, os
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try:
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CONFIG = json.loads(os.environ["RENDER_SETUP"])
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MODEL_EXT = CONFIG["model_ext"]
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MODEL_PATH = CONFIG["model_path"]
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CAMERA_COORD = CONFIG["camera_coord"]
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CAMERA_FOCUS = CONFIG["camera_focus"]
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CAMERA_CLIP = CONFIG["camera_clip"]
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CAMERA_TYPE = CONFIG["projection"]
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CAMERA_ORTHO = CONFIG["greatest"] * 1.5
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RENDER_WIDTH = CONFIG["width"]
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RENDER_HEIGHT = CONFIG["height"]
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RENDER_FILE = CONFIG["out_file"]
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except KeyError:
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print("Failed to load RENDER_SETUP environment variable.")
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exit(1)
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# add and setup camera
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bpy.ops.object.camera_add(view_align=False, enter_editmode=False,
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location = CAMERA_COORD)
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camera_ob = bpy.data.objects[0]
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camera = bpy.data.cameras[0]
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camera.clip_end = CAMERA_CLIP
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camera.ortho_scale = CAMERA_ORTHO
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camera.type = CAMERA_TYPE
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# add an empty for focusing the camera
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bpy.ops.object.add(location=CAMERA_FOCUS)
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target = bpy.data.objects[1]
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bpy.ops.object.select_all(action="SELECT")
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bpy.ops.object.track_set(type="TRACKTO")
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bpy.ops.object.select_all(action="DESELECT")
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if MODEL_EXT == 'stl':
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# import an stl model
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bpy.ops.import_mesh.stl(filepath=MODEL_PATH)
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elif MODEL_EXT == 'obj':
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# import an obj model
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bpy.ops.import_scene.obj(
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filepath=MODEL_PATH,
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use_smooth_groups=False,
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use_image_search=False,
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axis_forward="Y",
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axis_up="Z")
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# rotate the imported objects with meshes in the scene
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if CAMERA_TYPE == "PERSP":
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for obj in bpy.data.objects[2:]:
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obj.rotation_euler[2]=-.3
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# attempt to render
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scene = bpy.data.scenes.values()[0]
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scene.camera = camera_ob
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scene.render.filepath = RENDER_FILE
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scene.render.resolution_x = RENDER_WIDTH
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scene.render.resolution_y = RENDER_HEIGHT
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scene.render.resolution_percentage = 100
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bpy.ops.render.render(write_still=True)
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