fprintf(out, "%u triangles:\n", drawing[i]->num_tris);
for (j = 0; j < drawing[i]->num_tris; j++) {
fprintf(out, "%u,%u,%u,%u,%u,%u,%u,%u,%u,%u\n",
fprintf(out, "%u triangles:\n", drawing[i]->num_tris);
for (j = 0; j < drawing[i]->num_tris; j++) {
fprintf(out, "%u,%u,%u,%u,%u,%u,%u,%u,%u,%u\n",