Revision: 73862
http://sourceforge.net/p/brlcad/code/73862
Author: starseeker
Date: 2019-09-09 19:35:03 +0000 (Mon, 09 Sep 2019)
Log Message:
-----------
Plot the bbox for a cpolyedge
Modified Paths:
--------------
brlcad/trunk/src/libbrep/cdt.h
brlcad/trunk/src/libbrep/cdt_util.cpp
Modified: brlcad/trunk/src/libbrep/cdt.h
===================================================================
--- brlcad/trunk/src/libbrep/cdt.h 2019-09-09 19:33:20 UTC (rev 73861)
+++ brlcad/trunk/src/libbrep/cdt.h 2019-09-09 19:35:03 UTC (rev 73862)
@@ -207,6 +207,7 @@
void plot_rtree_3d(RTree<void *, double, 3> &rtree, const char *filename);
void plot_bbox(point_t m_min, point_t m_max, const char *filename);
void plot_on_bbox(ON_BoundingBox &bb, const char *filename);
+void plot_ce_bbox(struct ON_Brep_CDT_State *s_cdt, cdt_mesh::cpolyedge_t *pe,
const char *filename);
struct cdt_audit_info *
cdt_ainfo(int fid, int vid, int tid, int eid, fastf_t x2d, fastf_t y2d, double
px, double py, double pz);
Modified: brlcad/trunk/src/libbrep/cdt_util.cpp
===================================================================
--- brlcad/trunk/src/libbrep/cdt_util.cpp 2019-09-09 19:33:20 UTC (rev
73861)
+++ brlcad/trunk/src/libbrep/cdt_util.cpp 2019-09-09 19:35:03 UTC (rev
73862)
@@ -104,6 +104,8 @@
++tree_it;
}
+ //rtree.Save("test.rtree");
+
fclose(plot_file);
}
void
@@ -154,6 +156,53 @@
fclose(plot_file);
}
+void
+plot_ce_bbox(struct ON_Brep_CDT_State *s_cdt, cdt_mesh::cpolyedge_t *pe, const
char *filename)
+{
+ FILE* plot_file = fopen(filename, "w");
+ struct bu_color c = BU_COLOR_INIT_ZERO;
+ bu_color_rand(&c, BU_COLOR_RANDOM_LIGHTENED);
+ pl_color_buc(plot_file, &c);
+
+ ON_BrepTrim& trim = s_cdt->brep->m_T[pe->trim_ind];
+ ON_2dPoint p2d1 = trim.PointAt(pe->trim_start);
+ ON_2dPoint p2d2 = trim.PointAt(pe->trim_end);
+ ON_Line line(p2d1, p2d2);
+ ON_BoundingBox bb = line.BoundingBox();
+ bb.m_max.x = bb.m_max.x + ON_ZERO_TOLERANCE;
+ bb.m_max.y = bb.m_max.y + ON_ZERO_TOLERANCE;
+ bb.m_min.x = bb.m_min.x - ON_ZERO_TOLERANCE;
+ bb.m_min.y = bb.m_min.y - ON_ZERO_TOLERANCE;
+
+ double dist = p2d1.DistanceTo(p2d2);
+ double bdist = 0.5*dist;
+ double xdist = bb.m_max.x - bb.m_min.x;
+ double ydist = bb.m_max.y - bb.m_min.y;
+ // If we're close to the edge, we want to know - the Search callback will
+ // check the precise distance and make a decision on what to do.
+ if (xdist < bdist) {
+ bb.m_min.x = bb.m_min.x - 0.5*bdist;
+ bb.m_max.x = bb.m_max.x + 0.5*bdist;
+ }
+ if (ydist < bdist) {
+ bb.m_min.y = bb.m_min.y - 0.5*bdist;
+ bb.m_max.y = bb.m_max.y + 0.5*bdist;
+ }
+
+ point_t m_min, m_max;
+ m_min[0] = bb.Min().x;
+ m_min[1] = bb.Min().y;
+ m_min[2] = 0;
+ m_max[0] = bb.Max().x;
+ m_max[1] = bb.Max().y;
+ m_max[2] = 0;
+
+ BB_PLOT(m_min, m_max);
+
+ fclose(plot_file);
+}
+
+
struct cdt_audit_info *
cdt_ainfo(int fid, int vid, int tid, int eid, fastf_t x2d, fastf_t y2d,
fastf_t px, fastf_t py, fastf_t pz)
{
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