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Define pixel and frame buffer?
Pixel is shortened forms of picture element. Every screen point is referred to as pixel or pel.
Picture definition is kept in a memory area called frame buffer or refresh buffer.
Aspect ratio - Display Devices Ratio of vertical points to horizontal points necessary to produce equal length lines in both directions on the screen. For example, in a CRT mon
Types of Bitmap Images Bitmap images can include any number of colours but we distinguish among four main categories as: 1) Line-art: These are images that include
functions of valuator
multimedia
What is Transformation? Transformation is the method of introducing changes in the shape size and orientation of the object using scaling rotation reflection shearing & transl
Ellipse generating algorithm: Algorithm is similar to circle algorithm. We divide the ellipse on the positive quadrant into two regions. Region 1 where the slope > -1, and Reg
QUESTION You are employed as a graphics designer in an advertising agency and recently completed a brochure artwork for a client. You need to send the file for printing before
Q. What do you mean by image precision and object precision? Describe z- buffer algorithm for visible surface detection. OR What do you mean by image precision and obj
Assumption for Diffuse Reflection - Polygon Rendering i) the diffuse reflections by the surface are scattered along with equal intensity in each direction, independent of vie
Intersection Test - Visible Surface Detection Test: It called Intersection Test also: we go for intersection test, if Min-max test fails. Now we take each edge individually
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