[brlcad-commits] SF.net SVN: brlcad:[54420] brlcad/trunk/src/libged/edpipe.c

[brlcad]

Revision: 54420
          http://brlcad.svn.sourceforge.net/brlcad/?rev=54420&view=rev
Author:   brlcad
Date:     2013-02-15 14:17:39 +0000 (Fri, 15 Feb 2013)
Log Message:
-----------
document where the rflag is encoded as a negative, clean up formatting

Modified Paths:
--------------
    brlcad/trunk/src/libged/edpipe.c

Modified: brlcad/trunk/src/libged/edpipe.c
===================================================================
--- brlcad/trunk/src/libged/edpipe.c    2013-02-15 14:09:50 UTC (rev 54419)
+++ brlcad/trunk/src/libged/edpipe.c    2013-02-15 14:17:39 UTC (rev 54420)
@@ -102,6 +102,7 @@
     return (d * scale);
 }
 
+
 void
 pipe_scale_od(struct rt_pipe_internal *pipeip, fastf_t scale)
 {
@@ -382,9 +383,11 @@
     newpp->pp_bendradius = last->pp_bendradius;
     VMOVE(newpp->pp_coord, new_pt);
 
-    if (pp) { /* append after current point */
+    if (pp) {
+       /* append after current point */
        BU_LIST_APPEND(&pp->l, &newpp->l);
-    } else { /* add to end of pipe solid */
+    } else {
+       /* add to end of pipe solid */
        BU_LIST_INSERT(&pipeip->pipe_segs_head, &newpp->l);
     }
 
@@ -434,9 +437,11 @@
     newpp->pp_bendradius = first->pp_bendradius;
     VMOVE(newpp->pp_coord, new_pt);
 
-    if (pp) { /* insert before current point */
+    if (pp) {
+       /* insert before current point */
        BU_LIST_INSERT(&pp->l, &newpp->l);
-    } else { /* add to start of pipe */
+    } else {
+       /* add to start of pipe */
        BU_LIST_APPEND(&pipeip->pipe_segs_head, &newpp->l);
     }
 
@@ -485,14 +490,15 @@
 #if 0
        Tcl_AppendResult(INTERP, "Cannot delete this point, it will result in 
an illegal pipe\n", (char *)NULL);
 #endif
-       if (next)
-           BU_LIST_INSERT(&next->l, &ps->l)
-               else if (prev)
-                   BU_LIST_APPEND(&prev->l, &ps->l)
-                       else
-                           BU_LIST_INSERT(&head->l, &ps->l)
+       if (next) {
+           BU_LIST_INSERT(&next->l, &ps->l);
+       } else if (prev) {
+           BU_LIST_APPEND(&prev->l, &ps->l);
+       } else {
+           BU_LIST_INSERT(&head->l, &ps->l);
+       }
 
-                               return ps;
+       return ps;
     } else
        bu_free((genptr_t)ps, "_ged_delete_pipept: ps");
 
@@ -535,8 +541,9 @@
 
     RT_PIPE_CK_MAGIC(pipeip);
 
+    /* encode rflag as a negative scale so we don't have to pass it */
     if (!rflag && sf > 0)
-       sf *= -1.0;
+       sf = -sf;
 
     switch (attribute[0]) {
        case 'b':
@@ -696,6 +703,7 @@
     return _ged_append_pipept_common(gedp, argc, argv, _ged_add_pipept);
 }
 
+
 int
 ged_delete_pipept(struct ged *gedp, int argc, const char *argv[])
 {

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