/** * This routine loops through all the directory entries and looks at * attribute definition entities, searching for a BRL-CAD attribute * definition. */ void Get_att() { int i, j; char *str; for ( i=0; i<totentities; i++ ) { /* Look for attribute definitions */ if ( dir[i]->type == 322 ) { /* look for form 0 only */ if ( dir[i]->form ) continue; Readrec( dir[i]->param ); Readint( &j, "" ); if ( j != 322 ) { bu_log( "Parameters at sequence %d are not for entity at DE%d\n", dir[i]->param, (2*i+1) ); continue; } Readname( &str, "" ); if ( !strncmp(str, "BRLCAD", 6) || !strncmp(str, "BRL-CAD", 7) ) { /* this is what we have been looking for */ brlcad_att_de = 2*i+1; return; } } } }
void Do_subfigs() { int i, j; int entity_type; struct wmember head1; struct wmember *wmem; if (RT_G_DEBUG & DEBUG_MEM_FULL) bu_mem_barriercheck(); BU_LIST_INIT(&head1.l); for (i = 0; i < totentities; i++) { int subfigdef_de; int subfigdef_index; int no_of_members; int *members; char *name = NULL; struct wmember head2; double mat_scale[3]; int non_unit; if (dir[i]->type != 408) continue; if (RT_G_DEBUG & DEBUG_MEM_FULL) bu_mem_barriercheck(); if (dir[i]->param <= pstart) { bu_log("Illegal parameter pointer for entity D%07d (%s)\n" , dir[i]->direct, dir[i]->name); continue; } Readrec(dir[i]->param); Readint(&entity_type, ""); if (entity_type != 408) { bu_log("Expected Singular Subfigure Instance Entity, found %s\n", iges_type(entity_type)); continue; } Readint(&subfigdef_de, ""); subfigdef_index = (subfigdef_de - 1)/2; if (subfigdef_index >= totentities) { bu_log("Singular Subfigure Instance Entity gives Subfigure Definition"); bu_log("\tEntity DE of %d, largest DE in file is %d\n", subfigdef_de, (totentities * 2) - 1); continue; } if (dir[subfigdef_index]->type != 308) { bu_log("Expected Subfigure Definition Entity, found %s\n", iges_type(dir[subfigdef_index]->type)); continue; } if (dir[subfigdef_index]->param <= pstart) { bu_log("Illegal parameter pointer for entity D%07d (%s)\n" , dir[subfigdef_index]->direct, dir[subfigdef_index]->name); continue; } Readrec(dir[subfigdef_index]->param); Readint(&entity_type, ""); if (entity_type != 308) { bu_log("Expected Subfigure Definition Entity, found %s\n", iges_type(entity_type)); continue; } Readint(&j, ""); /* ignore depth */ Readstrg(""); /* ignore subfigure name */ wmem = mk_addmember(dir[subfigdef_index]->name, &head1.l, NULL, WMOP_UNION); non_unit = 0; for (j = 0; j < 3; j++) { double mag_sq; mat_scale[j] = 1.0; mag_sq = MAGSQ(&(*dir[i]->rot)[j*4]); /* FIXME: arbitrary undefined tolerance */ if (!NEAR_EQUAL(mag_sq, 1.0, 100.0*SQRT_SMALL_FASTF)) { mat_scale[j] = 1.0/sqrt(mag_sq); non_unit = 1; } } if (non_unit) { bu_log("Illegal transformation matrix in %s for member %s\n", curr_file->obj_name, wmem->wm_name); bu_log(" row vector magnitudes are %g, %g, and %g\n", 1.0/mat_scale[0], 1.0/mat_scale[1], 1.0/mat_scale[2]); bn_mat_print("", *dir[i]->rot); for (j = 0; j < 11; j++) { if ((j+1)%4 == 0) continue; (*dir[i]->rot)[j] *= mat_scale[0]; } bn_mat_print("After scaling:", *dir[i]->rot); } memcpy(wmem->wm_mat, *dir[i]->rot, sizeof(mat_t)); Readint(&no_of_members, ""); /* get number of members */ members = (int *)bu_calloc(no_of_members, sizeof(int), "Do_subfigs: members"); for (j = 0; j < no_of_members; j++) Readint(&members[j], ""); BU_LIST_INIT(&head2.l); for (j = 0; j < no_of_members; j++) { int idx; idx = (members[j] - 1)/2; if (idx >= totentities) { bu_log("Subfigure Definition Entity gives Member Entity"); bu_log("\tDE of %d, largest DE in file is %d\n", members[j], (totentities * 2) - 1); continue; } if (dir[idx]->param <= pstart) { bu_log("Illegal parameter pointer for entity D%07d (%s)\n" , dir[idx]->direct, dir[idx]->name); continue; } if (dir[idx]->type == 416) { struct file_list *list_ptr; char *file_name; int found = 0; /* external reference */ Readrec(dir[idx]->param); Readint(&entity_type, ""); if (entity_type != 416) { bu_log("Expected External reference Entity, found %s\n", iges_type(entity_type)); continue; } if (dir[idx]->form != 1) { bu_log("External Reference Entity of form #%d found\n", dir[idx]->form); bu_log("\tOnly form #1 is currently handled\n"); continue; } Readname(&file_name, ""); /* Check if this external reference is already on the list */ for (BU_LIST_FOR(list_ptr, file_list, &iges_list.l)) { if (BU_STR_EQUAL(file_name, list_ptr->file_name)) { found = 1; name = list_ptr->obj_name; break; } } if (!found) { /* Need to add this one to the list */ BU_ALLOC(list_ptr, struct file_list); list_ptr->file_name = file_name; if (no_of_members == 1) bu_strlcpy(list_ptr->obj_name, dir[subfigdef_index]->name, NAMESIZE+1); else { bu_strlcpy(list_ptr->obj_name, "subfig", NAMESIZE+1); (void) Make_unique_brl_name(list_ptr->obj_name); } BU_LIST_APPEND(&curr_file->l, &list_ptr->l); name = list_ptr->obj_name; } else bu_free((char *)file_name, "Do_subfigs: file_name"); } else name = dir[idx]->name; if (no_of_members > 1) { wmem = mk_addmember(name, &head2.l, NULL, WMOP_UNION); memcpy(wmem->wm_mat, dir[idx]->rot, sizeof(mat_t)); } } if (no_of_members > 1) (void)mk_lcomb(fdout, dir[subfigdef_index]->name, &head2, 0, (char *)NULL, (char *)NULL, (unsigned char *)NULL, 0); }