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Phong shading OR Normal Vector Interpolation Shading
In Gouraud shading we were doing direct interpolation of intensities although a more exact method for rendering a polygon surface is to interpolate normal vectors and then apply illumination model to all surface. This perfect method was specified by Phong and this leads to Phong shading at Normal vector interpolation shading.
File Formats that are used for Bitmap Data Bitmap data can be saved in a wide variety of file formats are: • BMP: restricted file format that is not appropriate for use in
What are the various representation schemes used in three dimensional objects? Boundary representation (B-res) - explain the 3 dimensional objects as a set of surfaces that se
Liang Barsky line clipping algorithm : The algorithm uses parametric form of the line segment. Four inequalities are created using the parametric form of the line segments. Th
Q. Give the difference between interpolation spleen and approximation spine. Also mention the geometric and parametric continuity conditions in these curves. Ans. A spleen s
Sub Classes of Orthographic Projection There are three ordinary sub-classes of Orthographic (axonometric) projections as: 1) Isometric: The direction of projection makes
What is reflection? The reflection is actually the transformation that produces a mirror image of an object. For this use some angles and lines of reflection.
QUESTION 1. You are a consultant in the field of video production and video editing. You haven been requested to participate in a debate over analog and digital video. Write
Write a program in C/C++ using OpenGL to create (without using built in function) a square by implementing shear algorithm along 1. X-axis, 2.Y-axis.
Q. Write a short note on area subdivision method for hidden surface removal. Ans. Area Subdivision This technique for hidden- surface removal is essentially an image- spac
Question : You have been approached to design a ‘tuck top auto-lock bottom' carton package for a high-end cosmetic jar under the brand name ‘Beauty One'. Your client asked you
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