forked from bartvdbraak/blender
125 lines
3.6 KiB
Python
125 lines
3.6 KiB
Python
#!BPY
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"""
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Name: 'Background Job Example'
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Blender: 248
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Group: 'ScriptTemplate'
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Tooltip: 'Script template for automating tasks from the command line with blender'
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"""
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from Blender import Window
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import bpy
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script_data = \
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'''# This script is an example of how you can run blender from the command line (in background mode with no interface)
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# to automate tasks, in this example it creates a text object, camera and light, then renders and/or saves it.
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# This example also shows how you can parse command line options to python scripts.
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#
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# Example usage for this test.
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# blender -b -P $HOME/background_job.py -- --text="Hello World" --render="/tmp/hello" --save="/tmp/hello.blend"
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#
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# Notice all python args are after the '--' argument.
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import Blender
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import bpy
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def example_function(body_text, save_path, render_path):
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sce= bpy.data.scenes.active
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txt_data= bpy.data.curves.new('MyText', 'Text3d')
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# Text Object
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txt_ob = sce.objects.new(txt_data) # add the data to the scene as an object
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txt_data.setText(body_text) # set the body text to the command line arg given
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txt_data.setAlignment(Blender.Text3d.MIDDLE)# center text
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# Camera
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cam_data= bpy.data.cameras.new('MyCam') # create new camera data
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cam_ob= sce.objects.new(cam_data) # add the camera data to the scene (creating a new object)
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sce.objects.camera= cam_ob # set the active camera
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cam_ob.loc= 0,0,10
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# Lamp
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lamp_data= bpy.data.lamps.new('MyLamp')
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lamp_ob= sce.objects.new(lamp_data)
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lamp_ob.loc= 2,2,5
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if save_path:
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try:
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f= open(save_path, 'w')
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f.close()
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ok= True
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except:
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print 'Cannot save to path "%s"' % save_path
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ok= False
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if ok:
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Blender.Save(save_path, 1)
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if render_path:
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render= sce.render
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render.extensions= True
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render.renderPath = render_path
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render.sFrame= 1
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render.eFrame= 1
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render.renderAnim()
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import sys # to get command line args
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import optparse # to parse options for us and print a nice help message
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script_name= 'background_job.py'
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def main():
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# get the args passed to blender after "--", all of which are ignored by blender specifically
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# so python may receive its own arguments
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argv= sys.argv
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if '--' not in argv:
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argv = [] # as if no args are passed
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else:
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argv = argv[argv.index('--')+1: ] # get all args after "--"
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# When --help or no args are given, print this help
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usage_text = 'Run blender in background mode with this script:\n'
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usage_text += ' blender -b -P ' + script_name + ' -- [options]'
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parser = optparse.OptionParser(usage = usage_text)
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# Example background utility, add some text and renders or saves it (with options)
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# Possible types are: string, int, long, choice, float and complex.
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parser.add_option('-t', '--text', dest='body_text', help='This text will be used to render an image', type='string')
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parser.add_option('-s', '--save', dest='save_path', help='Save the generated file to the specified path', metavar='FILE')
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parser.add_option('-r', '--render', dest='render_path', help='Render an image to the specified path', metavar='FILE')
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options, args = parser.parse_args(argv) # In this example we wont use the args
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if not argv:
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parser.print_help()
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return
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if not options.body_text:
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print 'Error: --text="some string" argument not given, aborting.\n'
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parser.print_help()
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return
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# Run the example function
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example_function(options.body_text, options.save_path, options.render_path)
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print 'batch job finished, exiting'
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if __name__ == '__main__':
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main()
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'''
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new_text = bpy.data.texts.new('background_job.py')
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new_text.write(script_data)
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bpy.data.texts.active = new_text
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Window.RedrawAll()
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