getoptified
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Trammell Hudson
parent
70caae1411
commit
4237a942ce
151
faces.c
151
faces.c
@ -10,11 +10,19 @@
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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 <getopt.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "v3.h"
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#include "stl_3d.h"
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static FILE * output;
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static int verbose;
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static const char * stroke_string
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= "stroke-width=\"0.1px\" fill=\"none\"";
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= "stroke-width=\"1px\" fill=\"none\"";
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static void
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svg_line(
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@ -30,7 +38,7 @@ svg_line(
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v3_project(ref, p2, &x2, &y2);
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const char * color = "#FF0000";
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printf("<line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" stroke=\"%s\" %s/>\n",
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fprintf(output, "<line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" stroke=\"%s\" %s/>\n",
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x1, y1,
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x2, y2,
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color,
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@ -47,7 +55,7 @@ svg_circle(
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const char * const color
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)
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{
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printf("<circle cx=\"%f\" cy=\"%f\" r=\"%f\" stroke=\"%s\" %s/>\n",
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fprintf(output, "<circle cx=\"%f\" cy=\"%f\" r=\"%f\" stroke=\"%s\" %s/>\n",
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x,
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y,
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rad,
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@ -57,23 +65,128 @@ svg_circle(
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}
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int
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main(void)
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static struct option long_options[] =
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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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const double inset_distance = 5;
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const double hole_radius = 1.15;
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{ "verbose", no_argument, 0, 'v' },
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{ "inset", required_argument, 0, 'i' },
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{ "radius", required_argument, 0, 'r' },
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{ "input", required_argument, 0, 'I' },
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{ "output", required_argument, 0, 'O' },
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{ 0, 0, 0, 0 },
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};
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int * const face_used = calloc(sizeof(*face_used), stl->num_face);
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static void
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usage(
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FILE * const out
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)
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{
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fprintf(out,
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"Usage: faces [options] < stl-binary.stl > faces.svg\n"
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"Options:\n"
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" -v | --verbose Enable verbosity\n"
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" -i | --inset N Inset mm\n"
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" -r | --radius N Hole radius mm\n"
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" -I | --input file Read binary STL from file\n"
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" -O | --output file Write SVG to file\n"
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"\n"
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);
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}
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int
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main(
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int argc,
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char ** argv
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)
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{
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double inset_distance = 5;
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double hole_radius = 1.15;
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const char * input_file = NULL;
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const char * output_file = NULL;
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int option_index = 0;
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while (1)
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{
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const int c = getopt_long(
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argc,
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argv,
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"vI:r:i:O:",
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long_options,
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&option_index
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);
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if (c == -1)
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break;
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switch(c)
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{
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case 'v': verbose++; break;
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case 'i': inset_distance = atof(optarg); break;
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case 'r': hole_radius = atof(optarg); break;
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case 'I': input_file = optarg; break;
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case 'O': output_file = optarg; break;
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case 'h': case '?':
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usage(stdout);
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return 0;
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default:
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usage(stderr);
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return -1;
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}
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}
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int input_fd;
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if (!input_file)
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{
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input_fd= STDIN_FILENO;
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input_file = "stdin";
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} else {
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input_fd = open(input_file, O_RDONLY);
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if (input_fd < 0)
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{
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perror(input_file);
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return -1;
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}
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}
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if (!output_file)
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{
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output_file = "stdout";
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output = stdout;
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} else {
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output = fopen(output_file, "w");
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if (!output)
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{
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perror(output_file);
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return -1;
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}
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}
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stl_3d_t * const stl = stl_3d_parse(input_fd);
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if (!stl)
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{
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fprintf(stderr, "%s: Unable to parse STL\n", input_file);
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return EXIT_FAILURE;
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}
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close(input_fd);
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if (verbose)
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fprintf(stderr,
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"%s: %d faces, %d vertex\n",
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input_file,
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stl->num_face,
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stl->num_vertex
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);
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int * const face_used
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= calloc(sizeof(*face_used), stl->num_face);
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// for each vertex, find the coplanar triangles
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// \todo: do coplanar bits
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printf("<svg xmlns=\"http://www.w3.org/2000/svg\">\n");
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printf("<g transform=\"scale(3.543307)\"><!-- scale to mm -->\n");
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fprintf(output, "<svg xmlns=\"http://www.w3.org/2000/svg\">\n");
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fprintf(output, "<g transform=\"scale(3.543307)\"><!-- scale to mm -->\n");
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const stl_vertex_t ** const vertex_list = calloc(sizeof(*vertex_list), stl->num_vertex);
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const stl_vertex_t ** const vertex_list
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= calloc(sizeof(*vertex_list), stl->num_vertex);
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for(int i = 0 ; i < stl->num_face ; i++)
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{
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@ -89,7 +202,7 @@ main(void)
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0
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);
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fprintf(stderr, "%d: %d vertices\n", i, vertex_count);
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fprintf(stderr, "%s: %d: %d vertices\n", input_file, i, vertex_count);
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// generate a refernce frame based on this face
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refframe_t ref;
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@ -98,7 +211,7 @@ main(void)
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f->vertex[1]->p,
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f->vertex[2]->p
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);
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printf("<!-- face %d --><g>\n", i);
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fprintf(output, "<!-- face %d --><g>\n", i);
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// generate the polygon outline (should be one path?)
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for (int j = 0 ; j < vertex_count ; j++)
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@ -120,10 +233,12 @@ main(void)
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svg_circle(x, y, hole_radius, "#00ff00");
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}
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printf("</g>\n");
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fprintf(output, "</g>\n");
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}
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printf("</g></svg>\n");
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fprintf(output, "</g></svg>\n");
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fclose(output);
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return 0;
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}
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