test_shape_poly_set_distance.cpp File Reference

#include <qa_utils/wx_utils/unit_test_utils.h>
#include <geometry/shape_poly_set.h>
#include <qa_utils/geometry/poly_set_construction.h>
#include <qa_utils/geometry/seg_construction.h>
#include <qa_utils/geometry/geometry.h>

Go to the source code of this file.

Classes
struct	SPS_DISTANCE_TO_SEG_CASE
	Declares the Boost test suite fixture. More...

Functions
static constexpr int	Millimeter2iu (double mm)
static std::vector< SPS_DISTANCE_TO_SEG_CASE >	GetSPSSegDistCases ()
	BOOST_AUTO_TEST_CASE (SegDistance)
	Check segment distances. More...

Variables
static constexpr double	IU_PER_MM = 1e3
	Mock up a conversion function. More...

Function Documentation

BOOST_AUTO_TEST_CASE()

BOOST_AUTO_TEST_CASE

(

SegDistance

)

Check segment distances.

Definition at line 142 of file test_shape_poly_set_distance.cpp.

{
 for( const auto& c : GetSPSSegDistCases() )
 {
 BOOST_TEST_CONTEXT( c.m_case_name )
 {
 SHAPE_POLY_SET polyset = c.m_polyset;
 
 int dist = sqrt( polyset.SquaredDistance( c.m_seg ) ) - ( c.m_seg_width / 2 );
 
 // right answer?
 BOOST_CHECK_PREDICATE( KI_TEST::IsWithin<int>, ( dist )( c.m_exp_dist )( 1 ) );
 }
 }
}

References BOOST_TEST_CONTEXT, GetSPSSegDistCases(), and SHAPE_POLY_SET::SquaredDistance().

GetSPSSegDistCases()

static std::vector< SPS_DISTANCE_TO_SEG_CASE > GetSPSSegDistCases ( )

static

Definition at line 63 of file test_shape_poly_set_distance.cpp.

{
 namespace KT = KI_TEST;
 std::vector<SPS_DISTANCE_TO_SEG_CASE> cases;
 
 // Single 10mm square at origin
 const SHAPE_POLY_SET square_10mm_0_0 = KT::BuildPolyset( {
 KT::BuildSquareChain( Millimeter2iu( 10 ) ),
 } );
 
 // Double square: 10mm each, one at (0, 0), one at (10, 0)
 const SHAPE_POLY_SET squares_10mm_0_0_and_20_0 = KT::BuildPolyset( {
 KT::BuildSquareChain( Millimeter2iu( 10 ) ),
  KT::BuildSquareChain( Millimeter2iu( 10 ), //
 { Millimeter2iu( 20 ), Millimeter2iu( 0 ) } ),
 } );
 
 // Hollow square: 10mm hole in 20mm square, at origin
 const SHAPE_POLY_SET hollow_square_20_10_at_0_0 =
 KT::BuildHollowSquare( Millimeter2iu( 20 ), Millimeter2iu( 10 ) );
 
 cases.push_back( {
 "Square poly -> 1D segment",
 square_10mm_0_0,
 KT::BuildHSeg( { Millimeter2iu( 0 ), Millimeter2iu( 15 ) }, Millimeter2iu( 10 ) ),
 Millimeter2iu( 0 ), // 1-d segment
 Millimeter2iu( 10 ),
 } );
 
 cases.push_back( {
 "Square poly -> 2D (thick) segment",
 square_10mm_0_0,
 KT::BuildHSeg( { Millimeter2iu( 0 ), Millimeter2iu( 15 ) }, Millimeter2iu( 10 ) ),
 Millimeter2iu( 2 ), // thick segment
 Millimeter2iu( 9 ),
 } );
 
 cases.push_back( {
 "Two Squares poly -> 2D segment (nearest second square)", squares_10mm_0_0_and_20_0,
 KT::BuildHSeg( { Millimeter2iu( 15 ), Millimeter2iu( 15 ) }, Millimeter2iu( 10 ) ),
 Millimeter2iu( 2 ), // thick segment
 Millimeter2iu( 9 ), // from line to second square
 } );
 
 cases.push_back( {
 "Square poly -> one intersect", square_10mm_0_0,
 KT::BuildHSeg( { Millimeter2iu( -5 ), Millimeter2iu( 0 ) }, Millimeter2iu( 10 ) ),
 Millimeter2iu( 0 ), // 1-d segment
 Millimeter2iu( 0 ), // intersect
 } );
 
 cases.push_back( {
 "Square poly -> multiple intersection", square_10mm_0_0,
 KT::BuildHSeg( { Millimeter2iu( -5 ), Millimeter2iu( 0 ) }, Millimeter2iu( 20 ) ),
 Millimeter2iu( 0 ), // 1-d segment
 Millimeter2iu( 0 ), // intersect
 } );
 
 cases.push_back( {
 "Square poly -> 1D seg touching", square_10mm_0_0,
 // touch left side at (-5, 0)
 KT::BuildHSeg( { Millimeter2iu( -10 ), Millimeter2iu( 0 ) }, Millimeter2iu( 5 ) ),
 Millimeter2iu( 0 ), // 2D segment
 Millimeter2iu( 0 ), // intersect
 } );
 
 cases.push_back( {
 "Square poly -> 2D seg (end cap is nearest)", square_10mm_0_0,
 KT::BuildHSeg( { Millimeter2iu( -20 ), Millimeter2iu( 0 ) }, Millimeter2iu( 10 ) ),
 Millimeter2iu( 2 ), // 2D segment, 1mm cap radius
 Millimeter2iu( 4 ), // 4mm short, 5mm to wire end, -1mm radius
 } );
 
 return cases;
};

References KI_TEST::BuildHollowSquare(), KI_TEST::BuildHSeg(), KI_TEST::BuildPolyset(), KI_TEST::BuildSquareChain(), and Millimeter2iu().

Referenced by BOOST_AUTO_TEST_CASE().

Millimeter2iu()

static constexpr int Millimeter2iu ( double  mm )

inlinestaticconstexpr

Definition at line 37 of file test_shape_poly_set_distance.cpp.

{
 return (int) ( mm < 0 ? mm * IU_PER_MM - 0.5 : mm * IU_PER_MM + 0.5 );
}

References IU_PER_MM.

Referenced by GetSPSSegDistCases().

Variable Documentation

IU_PER_MM

constexpr double IU_PER_MM = 1e3

staticconstexpr

Mock up a conversion function.

Definition at line 35 of file test_shape_poly_set_distance.cpp.

Referenced by Millimeter2iu().