“Real-time 3D character integration into a real-world environment using reconstructed z depth” by Hart and Nakai – ACM SIGGRAPH HISTORY ARCHIVES

“Real-time 3D character integration into a real-world environment using reconstructed z depth” by Hart and Nakai

  • 2015 Talks: Hart_Real-time 3D Character Integration into a Real-World Environment Using Reconstructed Z Depth

  • 2015 Talks: Hart_Real-time 3D Character Integration into a Real-World Environment Using Reconstructed Z Depth

Conference:


Title:

    Real-time 3D character integration into a real-world environment using reconstructed z depth

Session/Category Title:   Effects Omelette


Presenter(s)/Author(s):


Entry Number: 43


Abstract:


    We present a novel and efficient pipeline for interactive entertainment integrating a real-time 3D character into real-world environments. Instead of conventional 3D environment creation, our method reconstructs the z depth of real-world video footage, allowing a 3D character to navigate it in real-time. Three processes afford this: 3D match moving, photogrammetric 3D model generation of environments, and HDRI lighting. 3D match moving software determines the position of each real-world camera shot in relation to 3D model space. Environment geometry is rendered as invisible shadow-catchers, beyond which video footage itself is projected as a texture. 3D characters, for example, are then added, lit with HDR images of the location, and made interactive in a game engine.


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