c# - Can Poly2Tri triangulate polygons with collinear points? -


i'm trying triangulate following rectangular polygon multiple points on bottom , top edges, poly2tri c# implementation fails triangulate properly. doing wrong?

thanks.

[0.624999999999412,0.549725]:{3914247097} [0.624999999999412,0.0499749999999999]:{2649576031}  [0.697622146677862,0.0499749999999999]:{3234442680} [0.764780181168915,0.0499749999999999]:{779801897}  [0.83091206956133,0.0499749999999999]:{3290577852}  [0.900187283173112,0.0499749999999999]:{965350020}  [0.974812716825783,0.0499749999999999]:{4158962073}  [1.04408793043765,0.0499749999999999]:{2500807069}  [1.11021981883008,0.0499749999999999]:{1609890243}  [1.17737785332108,0.0499749999999999]:{4031413118} [1.25,0.0499749999999999]:{1430088023}  [1.25,0.549725]:{133402941}  [1.17737785332114,0.549725]:{1740221683}  [1.11021981883019,0.549725]:{2812201862}  [1.04408793043782,0.549725]:{1792339566}  [0.97481271682603,0.549725]:{2861752679}  [0.900187283173419,0.549725]:{3438312411} [0.83091206956167,0.549725]:{3605485935}  [0.764780181169306,0.549725]:{3777559811} [0.69762214667833,0.549725]:{1274513046}}


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