Eurographics 2011 LLPNDUD口L angor unIversity School of Computer Science 11-15 April 2011 A Sparse Parametric Mixture Model for BTF Compression, Editing and Rendering Hongzhi wi Julie dorsey LUX ET VERITAS Holly rushmeier Yale University
A Sparse Parametric Mixture Model for BTF Compression, Editing and Rendering Hongzhi Wu Julie Dorsey Holly Rushmeier Yale University
Eurographics 2011 LLHNDLJDNO LK Outline Background Challenges · Our SPmm Fitting Algorithm BTF Compression, Editing rendering Conclusions future Work
Outline • Background • Challenges • Our SPMM – Fitting Algorithm • BTF Compression, Editing & Rendering • Conclusions & Future Work
Eurographics 2011 LLHNDLJDNO LK Background Bidirectional texture function Lighting- and view-dependent textures (6D) Represents appearance of various materials Plastic Carpeting
Background • Bidirectional Texture Function – Lighting- and view-dependent textures (6D) – Represents appearance of various materials • Plastic • Carpeting
Eurographics 2011 LLHNDLJDNO LK Background ° Capturing a btf Take pictures( spatial domain)with different lighting and view directions camera light material Sattler et al. efficient and realistic visualization of cloth EgSr 2003
Background • Capturing a BTF – Take pictures (spatial domain) with different lighting and view directions Sattler et al. Efficient and realistic visualization of cloth. EGSR 2003. camera light material
Eurographics 2011 LLHNDLJDNO LK Background ° Capturing a btF Presentation slides: Mulleret al Acquisition, synthesis and rendering of bidirectional texture functions. EG 2004
Background • Capturing a BTF Presentation slides: Müller et al. Acquisition, synthesis and rendering of bidirectional texture functions. EG 2004