Revision: 64302
http://sourceforge.net/p/brlcad/code/64302
Author: starseeker
Date: 2015-02-26 21:45:18 +0000 (Thu, 26 Feb 2015)
Log Message:
-----------
Flip faces loops if the faces are flipped
Modified Paths:
--------------
brlcad/trunk/src/librt/test_shape_recognition.cpp
Modified: brlcad/trunk/src/librt/test_shape_recognition.cpp
===================================================================
--- brlcad/trunk/src/librt/test_shape_recognition.cpp 2015-02-26 21:43:44 UTC
(rev 64301)
+++ brlcad/trunk/src/librt/test_shape_recognition.cpp 2015-02-26 21:45:18 UTC
(rev 64302)
@@ -122,11 +122,10 @@
brep_to_nmg(struct subbrep_object_data *data, struct rt_wdb *wdbp, struct
wmember *wcomb)
{
struct bu_vls prim_name = BU_VLS_INIT_ZERO;
-#if 0
+#if 1
/* For debugging, triangulate each face and write it out as a bot */
for (int s_it = 0; s_it < data->brep->m_F.Count(); s_it++) {
if (BU_STR_EQUAL(bu_vls_addr(data->key),
"17_24_25_26_27_28_29_30_39_40_41_42_43_44_45_46_47_48_49_50_51_52_53_54_55_56_57_58_59_60_61_62_63_64_65_66_67_68_69_70_71_72_73_74_75_84_85_86_87_88_89_90_95_96_97_98_99_100"))
{
- if (s_it == 0) {
int loop_length = 0;
const ON_BrepFace *b_face = &(data->brep->m_F[s_it]);
const ON_BrepLoop *b_loop = b_face->OuterLoop();
@@ -137,7 +136,7 @@
const ON_BrepEdge *edge =
&(b_face->Brep()->m_E[trim->m_ei]);
const ON_Curve *trim_curve = trim->TrimCurveOf();
ON_2dPoint cp =
trim_curve->PointAt(trim_curve->Domain().Max());
- std::cout << "2D point(" << ti << "): " << cp.x << " " <<
cp.y << " 0\n";
+ //std::cout << "2D point(" << ti << "): " << cp.x << " " <<
cp.y << " 0\n";
V2MOVE(verts2d[ti], cp);
if (trim->m_bRev3d) {
VMOVE(verts[ti], edge->Vertex(0)->Point());
@@ -154,6 +153,14 @@
if (!bn_polygon_triangulate(&faces, &num_faces, (const
point2d_t *)verts2d, b_loop->m_ti.Count())) {
bu_vls_sprintf(&prim_name, "bot_%s_face_%d.s",
bu_vls_addr(data->key), b_face->m_face_index);
if (faces) {
+ if (b_face->m_bRev) {
+ std::cout << "flipped face!\n";
+ for (int f_ind = 0; f_ind < num_faces; f_ind++) {
+ int itmp = faces[f_ind * 3 + 2];
+ faces[f_ind * 3 + 2] = faces[f_ind * 3 + 1];
+ faces[f_ind * 3 + 1] = itmp;
+ }
+ }
if (mk_bot(wdbp, bu_vls_addr(&prim_name), RT_BOT_SOLID,
RT_BOT_UNORIENTED, 0, b_loop->m_ti.Count(), num_faces, (fastf_t *)verts, faces,
(fastf_t *)NULL, (struct bu_bitv *)NULL)) {
std::cout << "mk_bot failed for face " <<
b_face->m_face_index << "\n";
}
@@ -165,7 +172,6 @@
}
}
}
- }
#endif
bu_vls_sprintf(&prim_name, "nmg_%s.s", bu_vls_addr(data->key));
std::set<int> b_verts;
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