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16 lines
541 B
Text
16 lines
541 B
Text
Splines are not dashed.
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The polygon tessellation routine has problems. It appears that the
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following paper has the right answers:
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http://cm.bell-labs.com/cm/cs/doc/93/2-27.ps.gz
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[Hobby93c] John D. Hobby, Practical Segment Intersection with
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Finite Precision Output, Computation Geometry Theory and
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Applications, 13(4), 1999.
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Stroking a self-intersecting path generates the wrong answer, (in
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mostly subtle ways). The fix is to tessellate a giant polygon for the
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entire stroke outline rather than incrementally generating trapezoids.
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