kicad/qa/tests/pcbnew/test_triangulation.cpp

113 lines
4.1 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
*
* 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <qa_utils/wx_utils/unit_test_utils.h>
#include <pcbnew_utils/board_test_utils.h>
#include <board.h>
#include <board_design_settings.h>
#include <pad.h>
#include <pcb_track.h>
#include <footprint.h>
#include <zone.h>
#include <drc/drc_item.h>
#include <settings/settings_manager.h>
struct TRIANGULATE_TEST_FIXTURE
{
TRIANGULATE_TEST_FIXTURE() :
m_settingsManager( true /* headless */ )
{ }
SETTINGS_MANAGER m_settingsManager;
std::unique_ptr<BOARD> m_board;
};
BOOST_FIXTURE_TEST_CASE( RegressionTriangulationTests, TRIANGULATE_TEST_FIXTURE )
{
std::vector<wxString> tests = {
"issue2568",
"issue5313",
"issue5320",
"issue5567",
"issue5830",
"issue6039",
"issue6260",
"issue7086",
"issue14294",
"issue17559",
"bad_triangulation_case"
};
for( const wxString& relPath : tests )
{
KI_TEST::LoadBoard( m_settingsManager, relPath, m_board );
BOARD_DESIGN_SETTINGS& bds = m_board->GetDesignSettings();
for( ZONE* zone : m_board->Zones() )
{
if( zone->GetIsRuleArea() )
continue;
for( PCB_LAYER_ID layer : zone->GetLayerSet().Seq())
{
auto poly = zone->GetFilledPolysList( layer );
if( poly->OutlineCount() == 0 )
continue;
BOOST_CHECK_MESSAGE(
poly->IsTriangulationUpToDate(),
"Triangulation invalid for " + relPath + " layer " + LayerName( layer )
+ " zone " + zone->GetFriendlyName() + " net '" + zone->GetNetname()
+ "' with " + std::to_string( poly->OutlineCount() )
+ " polygons at position " + std::to_string( poly->BBox().Centre().x )
+ ", " + std::to_string( poly->BBox().Centre().y ) );
double area = poly->Area();
double tri_area = 0.0;
for( int ii = 0; ii < poly->TriangulatedPolyCount(); ii++ )
{
const auto tri_poly = poly->TriangulatedPolygon( ii );
for( const auto& tri : tri_poly->Triangles() )
tri_area += tri.Area();
}
double diff = std::abs( area - tri_area );
// The difference should be less than 1e-3 square mm
BOOST_CHECK_MESSAGE( diff < 1e9,
"Triangulation area mismatch in " + relPath + " layer "
+ LayerName( layer )
+ " difference: " + std::to_string( diff ) );
}
}
}
}