PPT-of the Impact of Partial Shading on the Performance of a Gr

K Hurayb Y Moumouni F A da Silva Y Baghzouz Electrical amp Computer Engineering Department University of Nevada Las Vegas NV USA International Conference on Clean Electric Power . FaceWorks. Nathan Reed — . NVIDIA. March 24, 2014. Digital Ira. Tech demo. Collaboration with Dr. Paul Debevec at USC. Lots of other inspiring work on skin & eyes. [Penner10], [Jimenez12], [Jimenez13]. Computer Graphics . Sessional. Virtual Realism. LIGHTING AND SHADING. Lighting & Shading. Approximate physical reality. Ray tracing. :. Follow light rays through a scene. Accurate, but expensive (off-line). Swapping the Loops. Ray tracer produces . visible . samples of scene. Samples are convolved with a filter to form pixel image. Ray tracing pipeline:. Review: Ray Tracing Pipeline. Scene Graph. -Traverse scene graph. Department of Computer Science. Probation talk – 2015.05.27. 3D Human Reconstruction from Sparse Uncalibrated Views. 3D human reconstruction. Create . high-quality. 3D human model from . easy-captured. Dan Baker. Founder, Oxide Games. Ashes of the Singularity. Nitrous Engine/Oxide Games. New studio founded from industry vets – . Firaxis. , . Zenimax. , . Stardock. Ground up, custom engine. Several titles in development using Nitrous, including Star Control. Nick Anastas. Outline. Virtual Objects. Phong Reflection Model. Basic Shading Models. Advanced Shading Models. Objects. Made of planar polygons. Any given planar polygon can be broken down into triangles. higher degree planar polygons; for has the reducing hidden restricting the summarized and by Sutherland Sutherland The next section dis- cusses their influence on the way shading the the Influence of Behaviour of light. Shading Overview. Classical real-time shading:. vertices projected to screen. lighting calculation done at each vertex. results interpolated . along line (linear interpolation). to interior of polygon (bilinear interpolation). Types of pencils. 9H being the hardest lightest one and 9B the softest darkest one. Using pencils. The . H pencils . are the hardest and are good for fine details.. While the . B pencils . are the softest and are best for shading.. Surface can either (both). Emit light. E.g. light . bult. Reflect light. E.g. Mirror. Shading. Rendering equation. Cannot solved in general . Even by numerical method.. Shading. Approximation of rendering equation. Marker. Paint. Charcoal. Oil pastel. Chalk pastel. Pen and Ink. With What Can Shading be Used. Hatching. Cross-hatching. Stippling. Blending. Shading Techniques. The shading of an area with . closely drawn parallel lines.. Shader. ?. Small program, domain-specific language. Originally to compute surface appearance and . shading. “. Shader. ” is now used for any GPU computation. History. Shade Trees [Cook 1984]. Expressions for displacement, surface, light, atmosphere. DEPARTMENT OF ARCHITECTURE,. FEDERAL UNIVERSITY OF TECHNOLOGY,. AKURE, NIGERIA. Shading . Devices. 1. Introduction.. 2. Types of shading devices.. 3. Various Shading Devices and their Geometries.. 4. Design of shading devices.. Given a compete 3D scene with viewing/lighting conditions and object geometry and material properties fully . specified. First at Vertices, then in the interior of the triangle. Shading. [cgtrader.com].