PPT-Clipping

CSCI 440 textbook section 8387 Starter Question How do we clip these lines X5 Y 5 Y5 X5 00 33 73 03 formula from wikipedia Goals of Clipping Reject Accept or Accept a portion. 0 SatLo 10 stepsize 001 a 0 stepsize 5 index a stepsize 1stepsize matlab indexes start at 1 index roundindex clear out VERY small offsets b 29 sina3 a1 constants chosen to look nice plot original waveform figure1clf plotab grid on ax In rendering complex 3D images it has to be done several thousand times Ef64257cient algorithms are therefore very important We present such an ef64257cient algorithm for clipping arbitrary 2D polygons The algorithm can handle arbitrary closed polyg Viewing In 2D. Contents. *. Windowing Concepts. *. Clipping. Point Clipping . Line Clipping. . -Cohen-Sutherland Clipping Algorithm. *. Area Clipping. Sutherland-. Hodgman. Area Clipping Algorithm. Images were taken from the book: “Interactive Computer Graphics” by Angel and Shreiner. Normal Vectors. How to compute the normal per . planar. face?.  . Normal Vectors. However, vertex normals are not well defined. 1 Clipping Transform intoframe bufferin frame buffer Clipping in the 2D pipeline Clipping references Clipping references Hearn and Baker Hearn and Baker C C - - S (lines): p 317 S (lines): p 317 L 07002023 Park Sang Woo . context. 4.5 Clipping. 4.6 . Acronymy. 4.7 Back-formation. 4.8 words from . P. roper Names. 4.5 Clipping. Another common way of making a word is to shorten a longer word by cutting a part off the original and using what remains instead. This is called . Wildlife Techniques. Capturing. Pitfall Trap. the use of a pit in the ground into which an animal falls and cannot escape. . The ecologist's pitfall trap consists basically of a glass, plastic or metal container, sunk into the soil so that the mouth is level with the soil surface. . Introduction to Computer Graphics. Forward Rendering Pipeline. Clipping and Culling. Rendering Pipeline. Sequence of operations that is used to draw primitives defined in a 3D coordinate system on a 2D window. Eric Lengyel. Outline. Projection Matrix Internals. Infinite Projection Matrix. Depth Modification. Oblique Near Clipping Plane. Slides available at http://www.terathon.com/. From Camera to Screen. Camera. Clipping is the . process . whereby new words are formed by shortening other . words; i.e. ., by eliminating the initial part, the last part, or both parts, of those words. .. What is clipping?. Examples: . Ouhyoung. 歐陽明. . Professor . Dept. of CSIE and GINM. NTU. 3D Viewing Process. Transform. into viewport. in 2D device. coordinates. for display. Project onto. projection. plane. Clip against. view. 1. of 16 . Clipping - 10/12/17. Clipping endpoints. If . x. min. ≤ x ≤ . x. max. . . and. . y. min. . ≤ . y . ≤ . y. max. . , . the point is inside the clip rectangle.. Endpoint analysis for lines:. Forward Rendering Pipeline. Clipping and Culling. Rendering Pipeline. Sequence of operations that is used to draw primitives defined in a 3D coordinate system on a 2D window. Can be implemented on . hardware. Multi-Effect . Guitar. Group 4: Aaron . Arnason. , Byron Maroney, . Edrick. de Guzman. Motivation. As guitarists, we wanted to explore how audio effects are applied. Interesting to see what we could do with digital signal processing.