Convert figure images to markdown

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James Gregory 2013-12-31 07:56:10 +11:00
commit 77a95ec319
115 changed files with 218 additions and 403 deletions

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@ -86,8 +86,7 @@ the root wall, and each half of the world is then split again by the
root's children, and so on, until the world is carved into subspaces
along the lines of all the walls.
![](images/62-01.jpg)\
**Figure 62.1**  *Vertical walls and a BSP tree to represent them.*
![**Figure 62.1**  *Vertical walls and a BSP tree to represent them.*](images/62-01.jpg)
Our objective is to draw the world so that whenever walls overlap we see
the nearer wall at each overlapped pixel. The simplest way to do that is