android - Google Nexus Camera app Panorama Feature -

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i trying create application similar google nexus camera feature panorama/photosphere. want display predefined 3d sherical points camera preview. have used sensor fusion demo displaying points. not able achieve stability google nexus camera application's feature panorama/photosphere provides when device in motion.

assuming sphere around device , trying display points on equator. when start application preview seems correct start rotate equator of sphere tilts @ angle if using gyroscope(type_gyroscope(in android)) data rotate. when using rotation vector(type_rotation_vector(in android)) points not totally stable , tilting problem occurs here also.

i have tried every other sensor fusion think of. cannot understand missing or there else should considered.

can me decode/understand google nexus camera application's feature panorama/photosphere ???


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