klayout/src/laybasic/unit_tests/laySnapTests.cc

153 lines
6.4 KiB
C++

/*
KLayout Layout Viewer
Copyright (C) 2006-2020 Matthias Koefferlein
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "laySnap.h"
#include "layLayoutView.h"
#include "tlUnitTest.h"
TEST(1)
{
db::Manager mgr (true);
lay::LayoutView view (&mgr, is_editable (), 0);
int cv1 = view.create_layout ("", true, false);
db::Layout &ly1 = view.cellview (cv1)->layout ();
db::Cell &top = ly1.cell (ly1.add_cell ("TOP"));
unsigned int l1 = ly1.insert_layer (db::LayerProperties (1, 0));
view.select_cell (0, top.cell_index ());
lay::LayerPropertiesNode lp;
lp.set_source ("1/0@1");
view.insert_layer (view.begin_layers (), lp);
db::Polygon poly;
db::Point pts[] = {
db::Point (0, 0),
db::Point (1000, 0),
db::Point (0, 1000)
};
poly.assign_hull (pts, pts + sizeof (pts) / sizeof (pts[0]));
top.shapes (l1).insert (poly);
view.set_max_hier_levels (1);
lay::PointSnapToObjectResult res;
// not hit
res = lay::obj_snap (&view, db::DPoint (1.505, 1.505), db::DVector (), 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::NoObject);
EXPECT_EQ (res.snapped_point.to_string (), "1.505,1.505");
res = lay::obj_snap (&view, db::DPoint (0.505, 0.505), db::DVector (), 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::ObjectEdge);
EXPECT_EQ (res.snapped_point.to_string (), "0.5,0.5");
res = lay::obj_snap (&view, db::DPoint (0.485, 0.505), db::DVector (0.01, 0.01), 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::ObjectEdge);
EXPECT_EQ (res.snapped_point.to_string (), "0.49,0.51");
EXPECT_EQ (res.object_ref.to_string (), "(0,1;1,0)");
res = lay::obj_snap (&view, db::DPoint (0.205, 0.215), db::DVector (0.01, 0.025), 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::NoObject);
EXPECT_EQ (res.snapped_point.to_string (), "0.21,0.225");
res = lay::obj_snap (&view, db::DPoint (0.505, 1.005), db::DVector (), 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::NoObject);
EXPECT_EQ (res.snapped_point.to_string (), "0.505,1.005");
res = lay::obj_snap (&view, db::DPoint (0.005, 1.005), db::DVector (), 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::ObjectVertex);
EXPECT_EQ (res.snapped_point.to_string (), "0,1");
res = lay::obj_snap (&view, db::DPoint (0.0, 1.005), db::DVector (), 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::ObjectVertex);
EXPECT_EQ (res.snapped_point.to_string (), "0,1");
res = lay::obj_snap (&view, db::DPoint (1.000, 0.505), db::DPoint (0.505, 0.500), db::DVector (), lay::AC_Horizontal, 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::ObjectEdge);
EXPECT_EQ (res.snapped_point.to_string (), "0.495,0.505");
// projected snapping
res = lay::obj_snap (&view, db::DPoint (1.000, 0.505), db::DPoint (0.005, 1.005), db::DVector (), lay::AC_Horizontal, 0.1);
EXPECT_EQ (res.object_snap, lay::PointSnapToObjectResult::ObjectUnspecific);
EXPECT_EQ (res.snapped_point.to_string (), "0,0.505");
EXPECT_EQ (res.object_ref.to_string (), "(0,1;0,1)");
lay::TwoPointSnapToObjectResult res2;
res2 = lay::obj_snap2 (&view, db::DPoint (1.5, 1.5), db::DVector (), 0.005, 1.0);
EXPECT_EQ (res2.any, false);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0,0;0,0)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.205, 0.5), db::DVector (), 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0.3525,0.6475;0,0.295)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.205, 0.5), db::DVector (), lay::AC_Horizontal, 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0,0.5;0.5,0.5)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.205, 0.5), db::DVector (0.03, 0.03), lay::AC_Horizontal, 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0,0.51;0.49,0.51)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.205, 0.5), db::DVector (), lay::AC_Vertical, 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0.205,0.795;0.205,0)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.205, 0.5), db::DVector (), lay::AC_Diagonal, 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0.3525,0.6475;0,0.295)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.205, 0.505), db::DVector (), lay::AC_Ortho, 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0,0.505;0.495,0.505)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.205, 0.5), db::DVector (), lay::AC_Any, 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0.3525,0.6475;0,0.295)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.205, 0.495), db::DVector (0.01, 0.01), 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0.355,0.645;0,0.29)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.5, 0.5), db::DVector (), 0.005, 1.0);
EXPECT_EQ (res2.any, false);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0,0;0,0)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.005, 0.5), db::DVector (), 0.005, 1.0);
EXPECT_EQ (res2.any, true);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0,0.5;0.5,0.5)");
res2 = lay::obj_snap2 (&view, db::DPoint (0.0, 0.5), db::DVector (), 0.005, 1.0);
EXPECT_EQ (res2.any, false);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0,0;0,0)");
res2 = lay::obj_snap2 (&view, db::DPoint (-0.2, 0.5), db::DVector (), 0.005, 1.0);
EXPECT_EQ (res2.any, false);
EXPECT_EQ (db::DEdge (res2.first, res2.second).to_string (), "(0,0;0,0)");
}
// .. TODO: implement ..