root / bin / compute_lengths.cpp @ 1
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| 1 | 1 | akiss | #include <math.h> |
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| 2 | 1 | akiss | #include "constants.h" |
| 3 | 1 | akiss | #include "compute_lengths.h" |
| 4 | 1 | akiss | #include <stdio.h> |
| 5 | 1 | akiss | |
| 6 | 1 | akiss | /* this functions computes the lengths of each wall */
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| 7 | 1 | akiss | |
| 8 | 1 | akiss | void compute_lengths(double *vertices, int *edges_vertices, int edge_number, double *lengths, int *periodizer, double width, double height){ |
| 9 | 1 | akiss | |
| 10 | 1 | akiss | for (int i=0;i<edge_number;i++){ |
| 11 | 1 | akiss | lengths[i]=sqrt(pow(vertices[2*edges_vertices[2*i]]+width*(double)periodizer[4*i]-vertices[2*edges_vertices[2*i+1]]-width*(double)periodizer[4*i+2],2.)+ |
| 12 | 1 | akiss | pow(vertices[2*edges_vertices[2*i]+1]+height*(double)periodizer[4*i+1]-vertices[2*edges_vertices[2*i+1]+1]-height*(double)periodizer[4*i+3],2.)); |
| 13 | 1 | akiss | } |
| 14 | 1 | akiss | |
| 15 | 1 | akiss | } |