def instantiate_observation(camera, pzInputMxs, pzOutputMxs):
""" copy ``pzInputMxs`` to ``pzOutputMxs`` and create a sequence of maxwell cameras in pzOutputMxs according to ``camera``
Methods: instantiate_observation(CCamera camera, str pzInputMxs, str pzOutputMxs)
Args:
camera(CCamera): which to be instantiate
pzInputMxs(str): the source path of the original maxwell scene file
pzOutputMxs(str): the destination of the output maxwell scene file
Note:
* If the file of pzOutputMxs exists, it will be deleted except it is the same as pzInputMxs
* It is highly recommended that the output file differ from the input file
"""
if pzInputMxs != pzOutputMxs:
if Os.path.isfile(pzOutputMxs):
print("Follwoing file exists: " + pzOutputMxs)
print("We will remove it")
ShUtil.rmtree(pzOutputMxs)
ShUtil.copy(pzInputMxs, pzOutputMxs)
curScene = MXS.readMXS(pzInputMxs)
for frameIdx in range(camera.getFramesCount()):
cameraName = "frame{}".format(frameIdx)
camera.instantilize(curScene, cameraName, frameIdx)
set_render_parameters(curScene, Os.path.basename(pzOutputMxs))
MXS.writeMXS(curScene, pzOutputMxs)
curScene.freeScene()
def instantiate_frames(camera, pzInputMxs, pzOutputDir):
if Os.path.isdir(pzOutputDir):
print("Following directory exists: " + pzOutputDir)
print("We will remove the content under it")
ShUtil.rmtree(pzOutputDir)
Os.mkdir(pzOutputDir)
for frameIdx in range(camera.getFramesCount()):
pzCurFile = Os.path.join(pzOutputDir, "frame{}.mxs".format(frameIdx))
ShUtil.copy(pzInputMxs, pzCurFile)
curScene = MXS.readMXS(pzCurFile)
cameraName = "camera"
camera.instantilize(curScene, cameraName, frameIdx)
set_render_parameters(curScene)
MXS.writeMXS(curScene, pzCurFile)
curScene.freeScene()
def generate(conf):
install_generator(conf)
# read in the scene
mxsName = Os.path.basename(conf.pzInputMxs)
pzInputMxs = Os.path.join(conf.pzOutputDir, mxsName)
scene = MXS.readMXS(pzInputMxs)
# initialize
if conf.sceneType == CSceneType.BBoxConstrainted:
sceneControler = SceneControler.CBBoxSceneControler(scene, conf)
elif conf.sceneType == CSceneType.DotsScene:
sceneControler = CDotsSceneControler(scene, conf)
else:
raise ("unknown scene type")
if conf.motionType == CMotionType.Rotation:
camera = Camera.CRotateCamera(conf, sceneControler.getZAxis())
else:
raise ("unknown motion type")
if conf.obsType == CObservationType.TragetCentered:
shooter = CTargetCenteredShoter(conf, sceneControler, camera)
elif conf.obsType == CObservationType.RandomTragetCamera:
shooter = CRandShoter(conf, sceneControler, camera)
else:
raise ("unknown observation type")
print("Begin generate shooting script, plase wait....")
# shot
scripts = shooter.genShotScripts()
print("Begin instantilize maxwell camera, pleas wait")
for idx in range(scripts.count()):
curCamera = scripts.get(idx)
idxStr = scripts.getIdxStr(idx)
pzCurOutputMxs = Os.path.join(conf.pzOutputDir, "obs_" + idxStr + ".mxs")
pzCurOutputDir = Os.path.join(conf.pzOutputDir, "obs_" + idxStr)
instantiate_observation(camera, pzInputMxs, pzCurOutputMxs)
# instantiate_frames(camera, pzInputMxs, pzCurOutputDir)
scene.freeScene()
