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Difference between revisions of "SCI/FreeSCI/Pathfinding/Specification"
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SCI/FreeSCI/Pathfinding/Specification (view source)
Revision as of 06:01, 29 January 2009
, 06:01, 29 January 2009oops, wrote <u> instead <i>
(Merging of the FreeSCI Pathfinding documentation. Work in progress.) |
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This function computes a path from a start point to an end point, avoiding a set of polygons. We start out by formalizing the main notions from Section 2.2. | This function computes a path from a start point to an end point, avoiding a set of polygons. We start out by formalizing the main notions from Section 2.2. | ||
A point v is a position in the plane. Let < | A point v is a position in the plane. Let <i>x(v)</i> denote the x–coordinate of <i>v</i> and <i>y(v)</i> the y–coordinate of <i>v</i>. | ||
A path is a list of points (v<sub>0</sub> , …, v<sub>n</sub> ) and a polygon is a closed path. We now define the near point: | A path is a list of points (v<sub>0</sub> , …, v<sub>n</sub> ) and a polygon is a closed path. We now define the near point: | ||