PPT-Volume rendering via Data-parallel primitives

By Dasari Charithambika 210302 Divya Gupta210353 Course Instructors Dr Preeti Malakar Dr Soumya Dutta M Larsen S Labasan P Navrátil JS Meredith and H Childs 2015 Various hardware architectures are used in supercomputers including GPUs manycore coprocessors large multicore CPUs lowpower architectures hybrid designs and experimental designs. CMSC . 491/635. Volume data. 3D Scalar Field: . F(x,y,z) = ?. Implicit functions. Voxel grid. Scalar data. Density. Temperature. Wind speed. …. Implicit functions. Blobs . [Blinn 82]. Metaballs . [Nishimura 83]. . Easy, Efficient Data-Parallel Pipelines. Google @PLDI’10. Mosharaf Chowdhury. Problem. Efficient data-parallel pipelines. Chain of MapReduce programs. Iterative jobs. …. Exposes a . limited set of parallel operations. Large number:. Points, multiipoints, lines, polylines, splines, rasters, images, surfaces, networks….. But, 95% of the time we deal with these five:. RESIN GIS Workshop #1, November 6, 2009, John Radke, Howard Foster. Ioannis. Gkioulekas. 1. Shuang. Zhao. 2. Kavita. Bala. 2. Todd Zickler. 1. Anat. Levin. 3. 1. Harvard. 3. Weizmann. 2. Cornell. 1. Most materials are translucent. 2. jewelry. skin. architecture. Photo credit: . Anjul Patney, John Owens. University of California, Davis. Offline Rendering. Looks realistic. Virtually no visible artifacts. Renders on clusters of CPUs. Slow: hours per frame. Flexible rendering pipelines. Scalable . Implementation of Primitives for . Homomorphic. . EncRyption. FPGA implementation using . Simulink. Dave Cousins, . Kurt . Rohloff. , . Rick . Schantz. : BBN. {. dcousins. , . krohloff. , . Lanese. Computer Science Department. Univers. ity of Bologna/INRIA. Italy. Decidability Results for Dynamic Installation. of . Compensation . Handlers. Joint work with . Gianluigi Zavattaro. Map of the talk. Context-Preserving Model . Kuanquan. . Wang, . Lei . Zhang, . Changqing. . Gai. , . Wangmeng. . Zuo. . Abstract. Heart is one of the most important organs of . human beings.. . The layered structure of human heart is a . Sean . Reichel. & Chester Gregg. a.k.a. “The boring stuff happening behind the video games you really want to play right now.”. What is 3D Rendering? __. Definition:. Wiki:. “… the 3D computer graphics process of automatically converting 3D wire frame models into 2D images with 3D photorealistic effects or non-realistic rendering on a computer.”. Volume Rendering, . pt. 1. Announcements. VisIt. presentation will be posted online. Upcoming:. V. olume rendering (today and more). Unstructured meshes. Big data . vis. 6B code?. VTK code?. More . Shiben. . Bhattacharjee. 200607022. shiben@research.iiit.ac.in. Advisor: . Prof. P. J. Narayanan. Why render terrains?. Terrains are a basic need in most graphics application. Geographical information systems. Dr Susan Cartwright. Dept of Physics and Astronomy. University of Sheffield. Parallel Universes. Are you unique?. Could there be another “you” differing only in what you had for breakfast this morning?. Ray Tracing. Radiosity. Light field. CS770/870. Ray Tracing. Basic idea: Cast rays out 1 per pixel.. Calculate light at . surface of first intersection.. Does refraction – easily. Does cast shadows. Taif. University, Faculty Of Computers And Information Technology, . TA. Maha Thafar &TA. Haifa Alshehri, . TA.Sohair. Soliman & . L.Shakila. . Bano. .. OpenGL Programming Guide: The Official Guide to Learning OpenGL, Versions 4.3, 8th edition, Dave .