66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
#include "tessellate.h"
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#include <stdio.h>
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#include <stdlib.h>
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void run_example(const double vertices_array[],
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const double *contours_array[],
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int contours_size)
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{
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double *coordinates_out;
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int *tris_out;
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int nverts, ntris, i;
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const double *p = vertices_array;
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//const double **contours = contours_array;
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tessellateD(&coordinates_out, &nverts,
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&tris_out, &ntris,
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contours_array, contours_array + contours_size);
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for (i=0; i< nverts; i += 1) {
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fprintf(stdout, "%g %g, ", coordinates_out[i*2], coordinates_out[i*2+1]);
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}
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fprintf(stdout, "\n");
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for (i=0; i< ntris; i += 1) {
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fprintf(stdout, "%d %d %d\n", tris_out[i*3], tris_out[i*3+1], tris_out[i*3+2]);
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}
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fprintf(stdout, "\n");
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free(coordinates_out);
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if (tris_out)
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free(tris_out);
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}
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int main() {
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double a1[] = {
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0, 0,
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1, 0,
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1, 1,
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0, 1,
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};
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const double *c1[] = {a1, a1 + 8};
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run_example(a1, c1, 2);
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printf("\n");
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double a2[] = { 0, 0, 3, 0, 3, 3, 0, 3,
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1, 1, 2, 1, 2, 2, 1, 2 };
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const double *c2[] = {a2, a2+8, a2+16};
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int s2 = 3;
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run_example(a2, c2, s2);
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printf("\n");
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double a3[] = { 441, 0, 326, 0, 326, 889, 12, 889, 12, 992, 755, 992, 755, 889, 441, 889 };
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const double *c3[] = { a3, a3+16 };
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int s3 = 2;
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run_example(a3, c3, s3);
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printf("\n");
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return 0;
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}
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