int
psurf_to_nmg(struct model *m, FILE *fp, char *jfile)
/* Input/output, nmg model. */
/* Input, pointer to psurf data file. */
/* Name of Jack data base file. */
{
int face, fail, i, lst[MAX_NUM_PTS], nf, nv;
struct faceuse *outfaceuses[MAX_NUM_PTS];
struct nmgregion *r;
struct shell *s;
struct vertex *vertlist[MAX_NUM_PTS];
struct vlist vert;
/* Copied from proc-db/nmgmodel.c */
tol.magic = BN_TOL_MAGIC;
tol.dist = 0.01;
tol.dist_sq = tol.dist * tol.dist;
tol.perp = 0.001;
tol.para = 0.999;
face = 0;
r = nmg_mrsv(m); /* Make region, empty shell, vertex. */
s = BU_LIST_FIRST(shell, &r->s_hd);
while ((nv = read_psurf_vertices(fp, &vert)) != 0) {
size_t ret;
while ((nf = read_psurf_face(fp, lst)) != 0) {
/* Make face out of vertices in lst (ccw ordered). */
for (i = 0; i < nf; i++)
vertlist[i] = vert.vt[lst[i]-1];
outfaceuses[face] = nmg_cface(s, vertlist, nf);
face++;
/* Save (possibly) newly created vertex structs. */
for (i = 0; i < nf; i++)
vert.vt[lst[i]-1] = vertlist[i];
}
ret = fscanf(fp, ";;");
if (ret > 0)
bu_log("unknown parsing error\n");
/* Associate the vertex geometry, ccw. */
for (i = 0; i < nv; i++)
if (vert.vt[i])
nmg_vertex_gv(vert.vt[i], &vert.pt[3*i]);
else
fprintf(stderr, "%s, vertex %d is unused\n",
jfile, i+1);
}
nmg_vertex_fuse(&m->magic, &tol);
/* Associate the face geometry. */
for (i = 0, fail = 0; i < face; i++)
{
struct loopuse *lu;
plane_t pl;
lu = BU_LIST_FIRST(loopuse, &outfaceuses[i]->lu_hd);
if (nmg_loop_plane_area(lu, pl) < 0.0)
{
fail = 1;
nmg_kfu(outfaceuses[i]);
}
else
nmg_face_g(outfaceuses[i], pl);
}
if (fail)
return -1;
if (face)
{
int empty_model;
empty_model = nmg_kill_zero_length_edgeuses(m);
if (!empty_model) {
/* Compute "geometry" for region and shell */
nmg_region_a(r, &tol);
nmg_break_e_on_v(&m->magic, &tol);
empty_model = nmg_kill_zero_length_edgeuses(m);
/* Glue edges of outward pointing face uses together. */
if (!empty_model) nmg_edge_fuse(&m->magic, &tol);
}
}
return 0;
}
int
ged_bot_fuse(struct ged *gedp, int argc, const char **argv)
{
struct directory *old_dp, *new_dp;
struct rt_db_internal intern, intern2;
struct rt_bot_internal *bot;
int count=0;
static const char *usage = "new_bot old_bot";
struct model *m;
struct nmgregion *r;
int ret, c, i;
struct bn_tol *tol = &gedp->ged_wdbp->wdb_tol;
int total = 0;
volatile int out_type = 0; /* open edge output type: 0 = none, 1 = show, 2 = plot */
size_t open_cnt;
struct bu_vls name_prefix = BU_VLS_INIT_ZERO;
/* bu_getopt() options */
static const char *bot_fuse_options = "sp";
static const char *bot_fuse_options_str = "[-s|-p]";
GED_CHECK_DATABASE_OPEN(gedp, GED_ERROR);
GED_CHECK_READ_ONLY(gedp, GED_ERROR);
GED_CHECK_ARGC_GT_0(gedp, argc, GED_ERROR);
/* initialize result */
bu_vls_trunc(gedp->ged_result_str, 0);
/* must be wanting help */
if (argc != 3 && argc != 4) {
bu_vls_printf(gedp->ged_result_str, "Usage: %s %s %s", argv[0], bot_fuse_options_str, usage);
return GED_HELP;
}
/* Turn off getopt's error messages */
bu_opterr = 0;
bu_optind = 1;
/* get all the option flags from the command line */
while ((c=bu_getopt(argc, (char **)argv, bot_fuse_options)) != -1) {
switch (c) {
case 's':
{
out_type = 1; /* show open edges */
break;
}
case 'p':
{
out_type = 2; /* plot open edges */
break;
}
default :
{
bu_vls_printf(gedp->ged_result_str, "Unknown option: '%c'", c);
return GED_HELP;
}
}
}
i = argc - 2;
bu_log("%s: start\n", argv[0]);
GED_DB_LOOKUP(gedp, old_dp, argv[i+1], LOOKUP_NOISY, GED_ERROR & GED_QUIET);
GED_DB_GET_INTERNAL(gedp, &intern, old_dp, bn_mat_identity, &rt_uniresource, GED_ERROR);
if (intern.idb_major_type != DB5_MAJORTYPE_BRLCAD || intern.idb_minor_type != DB5_MINORTYPE_BRLCAD_BOT) {
bu_vls_printf(gedp->ged_result_str, "%s: %s is not a BOT solid!\n", argv[0], argv[i+1]);
return GED_ERROR;
}
/* create nmg model structure */
m = nmg_mm();
/* place bot in nmg structure */
bu_log("%s: running rt_bot_tess\n", argv[0]);
ret = rt_bot_tess(&r, m, &intern, &gedp->ged_wdbp->wdb_ttol, tol);
/* free internal representation of original bot */
rt_db_free_internal(&intern);
if (ret != 0) {
bu_vls_printf(gedp->ged_result_str, "%s: %s fuse failed (1).\n", argv[0], argv[i+1]);
nmg_km(m);
return GED_ERROR;
}
total = 0;
/* Step 1 -- the vertices. */
bu_log("%s: running nmg_vertex_fuse\n", argv[0]);
count = nmg_vertex_fuse(&m->magic, tol);
total += count;
bu_log("%s: %s, %d vertex fused\n", argv[0], argv[i+1], count);
/* Step 1.5 -- break edges on vertices, before fusing edges */
bu_log("%s: running nmg_break_e_on_v\n", argv[0]);
count = nmg_break_e_on_v(&m->magic, tol);
total += count;
bu_log("%s: %s, %d broke 'e' on 'v'\n", argv[0], argv[i+1], count);
if (total) {
struct nmgregion *r2;
struct shell *s;
bu_log("%s: running nmg_make_faces_within_tol\n", argv[0]);
/* vertices and/or edges have been moved,
* may have created out-of-tolerance faces
*/
for (BU_LIST_FOR(r2, nmgregion, &m->r_hd)) {
for (BU_LIST_FOR(s, shell, &r2->s_hd))
nmg_make_faces_within_tol(s, tol);
}
}
/* Step 2 -- the face geometry */
bu_log("%s: running nmg_model_face_fuse\n", argv[0]);
count = nmg_model_face_fuse(m, tol);
total += count;
bu_log("%s: %s, %d faces fused\n", argv[0], argv[i+1], count);
/* Step 3 -- edges */
bu_log("%s: running nmg_edge_fuse\n", argv[0]);
count = nmg_edge_fuse(&m->magic, tol);
total += count;
bu_log("%s: %s, %d edges fused\n", argv[0], argv[i+1], count);
bu_log("%s: %s, %d total fused\n", argv[0], argv[i+1], total);
if (!BU_SETJUMP) {
/* try */
/* convert the nmg model back into a bot */
bot = nmg_bot(BU_LIST_FIRST(shell, &r->s_hd), tol);
bu_vls_sprintf(&name_prefix, "open_edges.%s", argv[i]);
bu_log("%s: running show_dangling_edges\n", argv[0]);
open_cnt = show_dangling_edges(gedp, &m->magic, bu_vls_addr(&name_prefix), out_type);
bu_log("%s: WARNING %ld open edges, new BOT may be invalid!!!\n", argv[0], open_cnt);
bu_vls_free(&name_prefix);
/* free the nmg model structure */
nmg_km(m);
} else {
/* catch */
BU_UNSETJUMP;
bu_vls_printf(gedp->ged_result_str, "%s: %s fuse failed (2).\n", argv[0], argv[i+1]);
return GED_ERROR;
} BU_UNSETJUMP;
RT_DB_INTERNAL_INIT(&intern2);
intern2.idb_major_type = DB5_MAJORTYPE_BRLCAD;
intern2.idb_type = ID_BOT;
intern2.idb_meth = &OBJ[ID_BOT];
intern2.idb_ptr = (void *)bot;
GED_DB_DIRADD(gedp, new_dp, argv[i], RT_DIR_PHONY_ADDR, 0, RT_DIR_SOLID, (void *)&intern2.idb_type, GED_ERROR);
GED_DB_PUT_INTERNAL(gedp, new_dp, &intern2, &rt_uniresource, GED_ERROR);
bu_log("%s: Created new BOT (%s)\n", argv[0], argv[i]);
bu_log("%s: Done.\n", argv[0]);
return GED_OK;
}
