69 lines
1.4 KiB
C
69 lines
1.4 KiB
C
/** \file
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* Generate an OpenSCAD with connectors for each face.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdarg.h>
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#include <unistd.h>
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#include <math.h>
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#include <err.h>
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#include <assert.h>
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#include "v3.h"
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#include "stl_3d.h"
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int
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main(void)
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{
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stl_3d_t * const stl = stl_3d_parse(STDIN_FILENO);
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if (!stl)
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return EXIT_FAILURE;
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// for each vertex, find the coplanar triangles
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// \todo: do coplanar bits
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for(int i = 0 ; i < stl->num_vertex ; i++)
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{
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const stl_vertex_t * const v = &stl->vertex[i];
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const v3_t origin = v->p;
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printf("// vertex %d\n"
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"translate([%f,%f,%f]) {\n"
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"sphere(r=20);\n",
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i, origin.p[0], origin.p[1], origin.p[2]);
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for (int j = 0 ; j < v->num_face; j++)
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{
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const stl_face_t * const f = v->face[j];
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v3_t v1 = v3_sub(f->vertex[0]->p, origin);
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v3_t v2 = v3_sub(f->vertex[1]->p, origin);
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v3_t v3 = v3_sub(f->vertex[2]->p, origin);
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printf("%%polyhedron(\n"
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"points=[\n"
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"[%f,%f,%f],[%f,%f,%f],[%f,%f,%f],\n"
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"], faces = [[0,1,2]]);\n",
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v1.p[0], v1.p[1], v1.p[2],
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v2.p[0], v2.p[1], v2.p[2],
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v3.p[0], v3.p[1], v3.p[2]
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);
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/*
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fprintf(stderr, "\t%d: %d:%f,%d:%f,%d:%f\n",
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f - stl->face,
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f->face[0] ? f->face[0] - stl->face : -1, f->angle[0],
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f->face[1] ? f->face[1] - stl->face : -1, f->angle[1],
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f->face[2] ? f->face[2] - stl->face : -1, f->angle[2]
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);
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*/
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}
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printf("}\n");
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break;
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}
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return 0;
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}
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