161
Chapter 4 Perspective, Scene Design, and Basic Animation
22. What is video display flicker?
23. Describe how the front buffer and back buffer work together in double
buffering.
24. How does a double-buffered computer load a tile map?
25. How is drawing a tile map similar to drawing a bitmap?
26. How can a tiled background reduce the file size of a large map?
27. What is the typical minimum refresh rate of a computer monitor?
28. Describe the difference between frame rate and refresh rate.
29. Describe how a sprite sheet is used to create a tile based animation.
30. What characterizes a 2D game?
31. Describe how a 2.5D game is a hybrid of a 2D game and a 3D game.
32. _____ creates the sense of depth using shading and narrowing to represent
the third dimension of depth on a two dimensional screen.
33. What is the point called where edges of all assets will meet if extended?
34. How does pixel shading simulate depth?
35. Define vertex.
36. If a sphere is proportionally scaled by 200 percent from an original diameter
of 1″, what is the new diameter?
37. Briefly describe a mesh.
38. What is a poly count?
39. What term describes using geometric pieces of tile or glass on the surface
of an object to create a decorative surface?
40. Define animation.