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/* png23d.c
*
* Copyright 2011 Vincent Sanders <vince@kyllikki.org>
*
* Licenced under the MIT License,
* http://www.opensource.org/licenses/mit-license.php
*
* This file is part of png23d.
*
* convert png to 3d file
*/
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include "option.h"
#include "bitmap.h"
#include "out_pgm.h"
#include "out_rscad.h"
#include "out_pscad.h"
#include "out_stl.h"
int main(int argc, char **argv)
{
bool ret;
bitmap *bm;
options *options;
int fd = STDOUT_FILENO;
options = read_options(argc, argv);
if (options == NULL) {
return EXIT_FAILURE;
}
/* read input */
INFO("Reading from png file \"%s\"\n", options->infile);
bm = create_bitmap(options->infile);
if (bm == NULL) {
fprintf(stderr, "Error creating bitmap\n");
return EXIT_FAILURE;
}
/* open output */
INFO("Writing output to \"%s\"\n", options->outfile);
if (strcmp(options->outfile, "-") != 0) {
fd = open(options->outfile,
O_WRONLY | O_CREAT | O_TRUNC,
S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH);
}
if (fd < 0) {
fprintf(stderr, "Error opening output\n");
free_bitmap(bm);
return EXIT_FAILURE;
}
/* if user did not specify output dimensions assume those from the bitmap */
if (options->width == 0) {
options->width = bm->width;
}
if (options->height == 0) {
options->height = bm->height;
}
/* generate output */
switch (options->type) {
case OUTPUT_PGM:
INFO("Generating PGM\n");
ret = output_pgm(bm, fd, options);
break;
case OUTPUT_RSCAD:
INFO("Generating Rectangular Cuboid OpenSCAD\n");
ret = output_flat_scad_cubes(bm, fd, options);
break;
case OUTPUT_SCAD:
INFO("Generating Polyhedron OpenSCAD\n");
ret = output_flat_scad_polyhedron(bm, fd, options);
break;
case OUTPUT_STL:
INFO("Generating binary STL\n");
ret = output_flat_stl(bm, fd, options);
break;
case OUTPUT_ASTL:
INFO("Generating ASCII STL\n");
ret = output_flat_astl(bm, fd, options);
break;
default:
ret = false;
break;
}
free_bitmap(bm);
close(fd);
if (ret != true) {
fprintf(stderr, "Error generating output\n");
return EXIT_FAILURE;
}
INFO("Completed in %llds\n",
(long long)(time(NULL) - options->start_time));
return 0;
}
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