Question

Write an algorithm to compute the union of two aligned $\mathrm{PM}_1$ quadtrees. The result is also a $\mathrm{PM}_1$ quadtree. This is also known as the polygon overlay problem.

   Write an algorithm to compute the union of two aligned $\mathrm{PM}_1$ quadtrees. The result is also a $\mathrm{PM}_1$ quadtree. This is also known as the polygon overlay problem.

Applications of spatial data structures to computer graphics

Applications of spatial data structures to computer graphics

Hanan Samet 1st Edition

Chapter 6, Problem 19

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Start with the two input $\mathrm{PM}_1$ quadtrees, let's call them $T_1$ and $T_2$. Show more…

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Write an algorithm to compute the union of two aligned $\mathrm{PM}_1$ quadtrees. The result is also a $\mathrm{PM}_1$ quadtree. This is also known as the polygon overlay problem.

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