88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
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#define STB_HERRINGBONE_WANG_TILE_IMPLEMENTATION
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#include "stb_herringbone_wang_tile.h"
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#define STB_IMAGE_WRITE_IMPLEMENTATION
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#include "stb_image_write.h"
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// e 12 1 1 1 1 1 1 4 4
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int main(int argc, char **argv)
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{
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stbhw_config c = { 0 };
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int w,h, num_colors,i;
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unsigned char *data;
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if (argc == 1) goto usage;
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if (argc < 3) goto error;
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switch (argv[2][0]) {
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case 'c':
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if (argc < 8 || argc > 10)
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goto error;
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num_colors = 4;
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c.is_corner = 1;
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break;
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case 'e':
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if (argc < 10 || argc > 12)
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goto error;
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num_colors = 6;
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c.is_corner = 0;
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break;
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default:
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goto error;
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}
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c.short_side_len = atoi(argv[3]);
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for (i=0; i < num_colors; ++i)
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c.num_color[i] = atoi(argv[4+i]);
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c.num_vary_x = 1;
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c.num_vary_y = 1;
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if (argc > 4+i)
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c.num_vary_x = atoi(argv[4+i]);
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if (argc > 5+i)
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c.num_vary_y = atoi(argv[5+i]);
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stbhw_get_template_size(&c, &w, &h);
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data = (unsigned char *) malloc(w*h*3);
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if (stbhw_make_template(&c, data, w, h, w*3))
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stbi_write_png(argv[1], w, h, 3, data, w*3);
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else
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fprintf(stderr, "Error: %s\n", stbhw_get_last_error());
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return 0;
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error:
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fputs("Invalid command-line arguments\n\n", stderr);
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usage:
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fputs("Usage (see source for corner & edge type definitions):\n\n", stderr);
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fputs("herringbone_generator {outfile} c {sidelen} {c0} {c1} {c2} {c3} [{vx} {vy}]\n"
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" {outfile} -- filename that template will be written to as PNG\n"
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" {sidelen} -- length of short side of rectangle in pixels\n"
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" {c0} -- number of colors for corner type 0\n"
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" {c1} -- number of colors for corner type 1\n"
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" {c2} -- number of colors for corner type 2\n"
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" {c3} -- number of colors for corner type 3\n"
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" {vx} -- number of color-duplicating variations horizontally in template\n"
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" {vy} -- number of color-duplicating variations vertically in template\n"
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"\n"
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, stderr);
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fputs("herringbone_generator {outfile} e {sidelen} {e0} {e1} {e2} {e3} {e4} {e5} [{vx} {vy}]\n"
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" {outfile} -- filename that template will be written to as PNG\n"
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" {sidelen} -- length of short side of rectangle in pixels\n"
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" {e0} -- number of colors for edge type 0\n"
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" {e1} -- number of colors for edge type 1\n"
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" {e2} -- number of colors for edge type 2\n"
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" {e3} -- number of colors for edge type 3\n"
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" {e4} -- number of colors for edge type 4\n"
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" {e5} -- number of colors for edge type 5\n"
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" {vx} -- number of color-duplicating variations horizontally in template\n"
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" {vy} -- number of color-duplicating variations vertically in template\n"
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, stderr);
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return 1;
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}
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