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Define Octrees?
Hierarchical tree structures called octrees, are used to show solid objects in some graphics systems. Medical imaging and other applications that needs displays of object cross sections commonly use octree representation.
2. Describe how the Bresenham rasterisation algorithm is advantageous when compared to any other existing method.
Distinguish between window port & view port? A portion of a picture that is to be displayed by a window is called as window port. The display area of the part selected or the f
What are the uses of homogeneous coordinates? Convert translation rotation and scaling in homogeneous coordinates. In mathematics homogeneous coordinates introduced by August
Use of Interactive Multimedia in Education Virtual reality, where 3-D experimental training can simulate real situations. Computer simulations of things too expensive,
Interrupts - Event driven devices Interrupts: An option to polling is the interrupt feature. The device sends an interrupt signal to the processor while an event happens. T
identify a sphere along with a light source above it; hence its lower half will not be illuminated. In practice in a actual scene this lower half would be partially illuminated thr
what is picture construction technique?explain its various technique?
Put the system of a geometric data table for a 3d rectangle. Solution : Vertex Table Edge Table Polygon Surface Table
Disadvantages : 1) Doubles memory needs, one for at least z-buffer and one for refreshes- buffer. 2) Dependency of device and memory intensive. 3) Wasted calculation u
Question 1: (a) The studio provides a perfect environment for various types of video production where precise control is necessary. Discuss. (b) Studio lighting is an import
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