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XNA 3.0 Game Programming Recipes: A Problem-Solution Approach
book

XNA 3.0 Game Programming Recipes: A Problem-Solution Approach

by Riemer Grootjans
May 2009
Intermediate to advanced content levelIntermediate to advanced
671 pages
18h 34m
English
Apress
Content preview from XNA 3.0 Game Programming Recipes: A Problem-Solution Approach
CHAPTER 2 ■ SETTING UP DIFFERENT CAMERA MODES IN YOUR 3D WORLD
66
As the height is retrieved from a neighboring vertex, this code will cause your cam-
era to hop each time you cross a triangle, because the GetClippedHeightAt method will
return a different value. To make sure the transitions are smooth, you may want to use the
GetExactHeightAt method of the Terrainobject, as explained in recipe 5-9. This method will
give the height of the point exactly below the camera for any point on your terrain:
float terrainHeight = terrain.GetExactHeightAt(fpsCam.Position.X,
-fpsCam.Position.Z);
You will appreciate this enhancement whenever your camera or Model is moving slowly
over the terrain.
Camera-Wall Collision
A wall in general consists of only ...
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Publisher Resources

ISBN: 9781430218555Purchase Link