Bsc CSIT Semester 3 – Computer Graphics – Unit 7: Visible Surface Detections (5 Hrs.)
Comprehensive questions and detailed answers for Unit 7: Visible Surface Detections (5 Hrs.). Perfect for exam preparation and concept clarity.
Compare the Scanline Method for Visible Surface Detection with the Depth Buffer Method.
Differentiate between object space and image space methods of hidden surface removal. Describe the Z-buffer hidden surface removal algorithm.
What is the task of a polygon table? Why do we have to remove hidden surfaces? Explain with any one methodology.
What is the advantage of real time rendering over offline rendering? Discuss the limitation of Z-Buffer algorithm.
Describe how a polygon can be represented using BSP tree with example.
What is the role of ray tracing in visible surface detection? Explain How scan line algorithm is used for back face detection.
Sample Questions
Differentiate between object space and image space methods of hidden surface removal. Describe the Z-buffer hidden surface removal algorithm.
What is the task of a polygon table? Why do we have to remove hidden surfaces? Explain with any one methodology.
What is the advantage of real time rendering over offline rendering? Discuss the limitation of Z-Buffer algorithm.
Describe how a polygon can be represented using BSP tree with example.
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