BOSL2/tests/test_rounding.scad

include <../std.scad>
include <../rounding.scad>

module test_round_corners() {

    test1 = turtle(["move", 10, "move", 10, "left", 30, "move", 17, "left", 155, "move", 10, "right", 90, "move", 10,"left", 90, "move", 30]);
    test2 = turtle(["move", 20, "left", 30, "move", 17, "left", 155, "move", 10, "right", 90, "move", 10,"left", 90, "move", 30]);

    assert_approx(round_corners(test2, cut=.5, $fn=8,closed=true),
    [[-0.606288551887,1.51404651037],[0.280235443937,0.414087063263],[1.63092692777,0],[16.2021229436,0],[19.8705904774,0.482962913145],[23.2890580113,1.89893852818],[34.1829092195,8.18850645576],[34.2505074296,8.28809878531],[34.2143124553,8.40289457772],[34.1018154298,8.44570309758],[25.9629982589,7.73364886061],[25.0818786883,8.01146479408],[24.6552785953,8.83095594797],[23.994133744,16.387876178],[23.5675336511,17.2073673319],[22.6864140805,17.4851832654],[-5.00680751277,15.0623403194],[-5.5709968443,14.7138107731],[-5.62744081644,14.0530562616]]);

    assert_approx(round_corners(test2, cut=.5, $fn=8,closed=false),
     [[0,0],[16.2021229436,0],[19.8705904774,0.482962913145],[23.2890580113,1.89893852818],[34.1829092195,8.18850645576],[34.2505074296,8.28809878531],[34.2143124553,8.40289457772],[34.1018154298,8.44570309758],[25.9629982589,7.73364886061],[25.0818786883,8.01146479408],[24.6552785953,8.83095594797],[23.994133744,16.387876178],[23.5675336511,17.2073673319],[22.6864140805,17.4851832654],[-5.99691348681,14.975717271]]);

    assert_approx(round_corners(test2, radius=[9,1.5,1.5,3], $fn=8,closed=false),[[0,0],[17.5884572681,0],[19.917828674,0.306667563398],[22.0884572681,1.20577136594],[28.8628496345,5.11696862225],[29.5970120924,6.19860893897],[29.2039100968,7.44536918473],[27.9821160204,7.91029877507],[26.2547769306,7.75917618664],[25.1598619019,8.1044015691],[24.6297512693,9.12273461966],[24.1503946842,14.6018054592],[23.090173419,16.6384715603],[20.9003433617,17.3289223252],[-5.99691348681,14.975717271]]);

    assert_approx(round_corners(test2, radius=[0,9,1.5,1.5,3,0], $fn=8,closed=false),[[0,0],[17.5884572681,0],[19.917828674,0.306667563398],[22.0884572681,1.20577136594],[28.8628496345,5.11696862225],[29.5970120924,6.19860893897],[29.2039100968,7.44536918473],[27.9821160204,7.91029877507],[26.2547769306,7.75917618664],[25.1598619019,8.1044015691],[24.6297512693,9.12273461966],[24.1503946842,14.6018054592],[23.090173419,16.6384715603],[20.9003433617,17.3289223252],[-5.99691348681,14.975717271]]);

    assert_approx(round_corners(test2, radius=[4,9,1.5,1.5,3,5], $fn=8,closed=true), [[-1.00632035384,2.51302092923],[0.46513599873,0.687303493898],[2.70701955022,0],[17.5884572681,0],[19.917828674,0.306667563398],[22.0884572681,1.20577136594],[28.8628496345,5.11696862225],[29.5970120924,6.19860893897],[29.2039100968,7.44536918473],[27.9821160204,7.91029877507],[26.2547769306,7.75917618664],[25.1598619019,8.1044015691],[24.6297512693,9.12273461966],[24.1503946842,14.6018054592],[23.090173419,16.6384715603],[20.9003433617,17.3289223252],[0.712818162855,15.5627427257],[-3.11056954856,13.2008342139],[-3.49307800348,8.72304539674]]);

    assert_approx(round_corners(test1, radius=[4,0,9,1.5,1.5,3,5], $fn=8, closed=true),[[-1.00632035384,2.51302092923],[0.46513599873,0.687303493898],[2.70701955022,0],[10,0],[17.5884572681,0],[19.917828674,0.306667563398],[22.0884572681,1.20577136594],[28.8628496345,5.11696862225],[29.5970120924,6.19860893897],[29.2039100968,7.44536918473],[27.9821160204,7.91029877507],[26.2547769306,7.75917618664],[25.1598619019,8.1044015691],[24.6297512693,9.12273461966],[24.1503946842,14.6018054592],[23.090173419,16.6384715603],[20.9003433617,17.3289223252],[0.712818162855,15.5627427257],[-3.11056954856,13.2008342139],[-3.49307800348,8.72304539674]]);

    assert_approx(round_corners(test1, joint=3, $fn=8, closed=true),[[-1.11523430308,2.78500492805],[0.515477620423,0.76169028093],[3,0],[7,0],[13,0],[17,0],[19.8977774789,0.381499642545],[22.5980762114,1.5],[32.124355653,7],[32.4498754498,7.47958777023],[32.2755782213,8.03238795439],[31.7338477701,8.23853277176],[27.7490689777,7.88990980077],[25.5592389204,8.58036056568],[24.4990176552,10.6170266668],[24.1503946842,14.6018054592],[23.090173419,16.6384715603],[20.9003433617,17.3289223252],[-3.00832939254,15.2371844993],[-4.71130594915,14.1851659419],[-4.88167918373,12.190712343]]);

    assert_approx(round_corners(test1, joint=3, $fn=8, method="chamfer", closed=true), [[-1.11523430308,2.78500492805],[3,0],[7,0],[13,0],[17,0],[22.5980762114,1.5],[32.124355653,7],[31.7338477701,8.23853277176],[27.7490689777,7.88990980077],[24.4990176552,10.6170266668],[24.1503946842,14.6018054592],[20.9003433617,17.3289223252],[-3.00832939254,15.2371844993],[-4.88167918373,12.190712343]]);

    assert_approx(round_corners(test1, joint=3, $fn=4, method="smooth", closed=true),[[-1.11523430308,2.78500492805],[-0.506080589514,1.46865494252],[0.353393568173,0.522188424009],[1.55153656203,0.0761524785012],[3,0],[7,0],[8.5,0],[10,0],[11.5,0],[13,0],[17,0],[18.4890098964,0.041015625],[19.9246392896,0.28125],[21.2880480021,0.791015625],[22.5980762114,1.5],[32.124355653,7],[33.2706335159,7.70183488048],[33.674933057,8.1697248947],[33.0753795745,8.32110126636],[31.7338477701,8.23853277176],[27.7490689777,7.88990980077],[26.3293465324,7.8480447775],[25.2718192958,8.2378271955],[24.7043208711,9.21160321051],[24.4990176552,10.6170266668],[24.1503946842,14.6018054592],[23.9450914683,16.0072289155],[23.3775930436,16.9810049305],[22.320065807,17.3707873485],[20.9003433617,17.3289223252],[-3.00832939254,15.2371844993],[-4.39040765537,15.0374479012],[-5.22744753731,14.5025539523],[-5.32708255097,13.514211823],[-4.88167918373,12.190712343]]);

    assert_approx(round_corners(test1, joint=3, $fn=4, method="smooth", k=.1, closed=true), [[-1.11523430308,2.78500492805],[-0.374134800869,0.998685360916],[0.164916998481,0.243687931204],[1.06619720521,0.0239336361004],[3,0],[7,0],[8.95,0],[10,0],[11.05,0],[13,0],[17,0],[18.9465459674,0.012890625],[19.9648316685,0.13125],[20.9058726414,0.537890625],[22.5980762114,1.5],[32.124355653,7],[33.7650948284,7.95986239101],[34.2335990876,8.34587161753],[33.6284170693,8.39334886112],[31.7338477701,8.23853277176],[27.7490689777,7.88990980077],[25.829925477,7.74788623096],[24.9991076092,7.91282206324],[24.6924075141,8.70237713407],[24.4990176552,10.6170266668],[24.1503946842,14.6018054592],[23.9570048253,16.5164549919],[23.6503047302,17.3060100627],[22.8194868624,17.470945895],[20.9003433617,17.3289223252],[-3.00832939254,15.2371844993],[-4.91564186446,15.0455441488],[-5.63782937704,14.7549077223],[-5.57131429138,13.9792788941],[-4.88167918373,12.190712343]]);

    assert_approx(round_corners(test1, joint=[3,0,3,5,2,2,4], $fn=4, method="smooth", k=[.8,0,.7,.5,0,.4,1], closed=true),[[-1.11523430308,2.78500492805],[-0.605039930997,1.82113212873],[0.494750995442,0.731063793612],[1.91554107964,0.115316610302],[3,0],[10,0],[17,0],[18.2602418609,0.055078125],[19.9045431002,0.35625],[21.4791356824,0.917578125],[22.5980762114,1.5],[30.3923048454,6],[32.3027679503,7.1697248008],[32.9766005188,7.94954149117],[31.9773447146,8.20183544393],[29.7414583739,8.06422128626],[26.7528742796,7.80275405802],[25.3902084366,7.69137858706],[24.8741147528,7.76386137763],[24.713114411,8.25952793415],[24.5861733979,9.62083196871],[24.0632389414,15.5980001573],[23.9283556903,16.6198201409],[23.5934897955,17.2383006602],[22.9262565325,17.4606811745],[21.8965380598,17.4160780679],[-2.01213469444,15.324340242],[-2.97951536307,15.0445310318],[-4.28698915458,13.9242432294],[-4.69675267167,12.2519315552],[-4.50993441604,11.262377367]]);

    assert_approx(round_corners(test2, cut=.6, $fn=4, method="smooth", k=[.8,.7,.5,0,.4,1], closed=true), [[-0.758025389489,1.89296943206],[-0.411245984888,1.23782454268],[0.336282532724,0.496904475915],[1.30199436026,0.0783807655462],[2.03910170463,0],[15.1195326672,0],[17.1697224117,0.0896023299387],[19.8447085729,0.579555495773],[22.4062911263,1.49273668813],[24.2266086926,2.44023366641],[33.3031485364,7.68057638855],[33.9293399672,8.06397643682],[34.1502016939,8.3195765203],[33.8226761739,8.40227076906],[33.0898209499,8.35716505304],[31.5228787369,8.220075373],[26.897837498,7.84205448929],[25.1461574492,8.08806923839],[24.5997041686,9.77041731835],[24.1688520829,14.390836426],[24.116478533,14.9894688406],[23.9403981733,16.3233811597],[23.5032548901,17.1307628876],[22.6322299704,17.4210646163],[21.2880067431,17.3628384763],[-4.80585474409,15.0799214086],[-5.0950068559,14.9962858485],[-5.48581351579,14.6614294736],[-5.6082926909,14.161572005],[-5.55245232227,13.8657921816]]);

    assert_approx(round_corners([[0,0],[10,0],[10,10]], cut=1, method="chamfer",closed=false), [[0,0],[8.58578643763,0],[10,1.41421356237],[10,10]]);

}
test_round_corners();



// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap