C++ (Cpp) SHAPE_POLY_SET::CacheTriangulation 예제들

예제 #1

파일: ctriangle2d.cpp 프로젝트: KiCad/kicad-source-mirror

void Convert_shape_line_polygon_to_triangles( SHAPE_POLY_SET &aPolyList,
                                              CGENERICCONTAINER2D &aDstContainer,
                                              float aBiuTo3DunitsScale ,
                                              const BOARD_ITEM &aBoardItem )
{

    aPolyList.CacheTriangulation();
    const double conver_d = (double)aBiuTo3DunitsScale;

    for( unsigned int j = 0; j < aPolyList.TriangulatedPolyCount(); j++ )
    {
        auto triPoly = aPolyList.TriangulatedPolygon( j );

        for( size_t i = 0; i < triPoly->GetTriangleCount(); i++ )
        {
            VECTOR2I a;
            VECTOR2I b;
            VECTOR2I c;
            triPoly->GetTriangle( i, a, b, c );

            aDstContainer.Add( new CTRIANGLE2D( SFVEC2F( a.x * conver_d,
                                                        -a.y * conver_d ),
                                                SFVEC2F( b.x * conver_d,
                                                        -b.y * conver_d ),
                                                SFVEC2F( c.x * conver_d,
                                                        -c.y * conver_d ),
                                                aBoardItem ) );
        }

    }
}