surfaces

Phong Shading A more accurate method for rendering a polygon surface is to interpolate the normal vector and then apply the illumination…

Input Devices The Input Devices are the hardware that is used to transfer transfers input to the computer. The data can be…

Computer Graphics Programs Write a Program to draw basic graphics construction like line, circle, arc, ellipse and rectangle. #include<graphics.h> #include<conio.h> void main()…

Output Devices It is an electromechanical device, which accepts data from a computer and translates them into form understand by users. Following…

Computer Graphics Window to Viewport Co-ordinate Transformation Once object description has been transmitted to the viewing reference frame, we choose the window…

Computer Graphics Window: The method of selecting and enlarging a portion of a drawing is called windowing. The area chosen for this…

Z-Buffer Algorithm It is also called a Depth Buffer Algorithm. Depth buffer algorithm is simplest image space algorithm. For each pixel on…

Computer Graphics Zooming Zooming is a transformation often provided with an imaginary software. The transformation effectively scales down or blows up a…

Defining a circle using Polar Co-ordinates : The second method of defining a circle makes use of polar coordinates as shown in…

Interactive and Passive Graphics (a) Non-Interactive or Passive Computer Graphics: In non-interactive computer graphics, the picture is produced on the monitor, and…