#!/usr/bin/env python3
import sys
import bpy

def main(output):
    bpy.ops.wm.read_factory_settings(use_empty=True)
    camera = bpy.data.cameras.new("WebGapCamera")
    camera.lens = 52.0
    camera.clip_start = 0.1
    camera.clip_end = 2500.0
    camera.sensor_width = 36.0
    camera.type = "PERSP"
    object_ = bpy.data.objects.new("WebGapCameraObject", camera)
    bpy.context.collection.objects.link(object_)
    object_.location = (1.0, -2.0, 3.0)
    bpy.ops.wm.save_as_mainfile(filepath=output, compress=True)

if __name__ == "__main__":
    args = sys.argv[sys.argv.index("--") + 1:]
    if len(args) != 1: raise SystemExit("usage: blender -b --python generate-camera-fixture.py -- OUTPUT")
    main(args[0])