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| | ===July 14th=== | | ===July 14th=== |
| | * Fix the block list and curr_block is not storing value properly | | * Fix the block list and curr_block is not storing value properly |
| − | * There is an infinite loop caused by the file offset in the process_enitites_unknown | + | * There is an infinity loop caused by the file offset in the process_enitites_unknown |
| − | ** It jumps to the previous line but does not jump back | + | ** It jumps to the preivous line but does not jump back |
| | * Continue on fixing insert | | * Continue on fixing insert |
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| | *Fix scale, xyorigin, layername problem. | | *Fix scale, xyorigin, layername problem. |
| | *Test result [https://github.com/openscad/openscad/pull/3006] | | *Test result [https://github.com/openscad/openscad/pull/3006] |
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| − | ===July 25th===
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| − | * Starting working on spline entity.
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| − | * Reading spline related code on QCAD.
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| − | * Learning dxf spline entity spec.
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| − |
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| − | ===July 26th===
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| − | * QCAD is using an external library opennurbs to deal with the spline.
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| − | * Reading spline related code on BRL-CAD.
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| − | ** BRL-CAD code can be implemented on openscad.
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| − | ===July 29th===
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| − | * Replicate and integrate brlcad spline code to openscad.
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| − | ===July 30th===
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| − | * Continue integrating blrcad spline code to openscad.
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| − | ===July 31st===
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| − | * Testing brlcad code with openscad, comparing with brlcad and qcad.
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| − | ** Creating test cases using AutoCAD.
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| − | ** Both brlcad and qcad seems to not supporting the spline created by autocad properly due to dxf version problem.
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| − | ** brlcad encounter segmentation fault with one of the spline test cases.
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| − | ==August==
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| − | ===August 1st===
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| − | * Switch to reading LibreCAD spline related code.
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| − | ** LibreCAD 2.x version is using their own code.
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| − | * Also reading openscad bezier curve related code.
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| − |
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| − | ===August 2nd===
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| − | * LibreCAD can handle the spline created by autocad unlike brlcad and qcad.
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| − | * OpenSCAD code can handle degree 2, 3 normal spline(Beizer curve) properly.
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| − | ** Starting adding openscad code to import_dxf.
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| − |
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| − | ===August 3rd===
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| − | * Modified openscad code and integrated it to import_dxf.
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| − |
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| − | ===August 4th===
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| − | * Testing the spline import of openscad
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| − | ** Able to import 3 control points for degree 2 spline and 4 for degree 3 spline.
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| − | ** Fail to generate continuous bezier curve.
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| − |
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| − | ===August 5th===
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| − | * Trying to figure an algorithm or a way to generate continuous bezier curve like this [https://www.algosome.com/articles/continuous-bezier-curve-line.html article].
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| − |
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| − | ===August 6th===
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| − | * OpenSCAD is now able to import degree 1-3 spline with certain numbers of control points.
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| − | ** spline knots, weights, fit points are ignored.
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| − |
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| − | ===August 7th - 14th===
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| − | * Family trip.
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| − | * Originally from 7th-12th, due to the riots in Hong Kong airport and the typhoon in Osaka, flight got cancelled and delayed. ** Due to the typhoon, updated flight time is 16th.
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| − |
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| − | ===August 15th===
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| − | * Starting working on polyline entity.
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| − |
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| − | ===August 16th===
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| − | * Rearrange code and fix error in storing polyline vertex in the importer.
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| − | * On the flight home
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| − |
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| − | ===August 17th===
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| − | * Integrate 2D polyline entity to openscad ignoring 3D polyline features and curve-fit.
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| − |
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| − | ===August 18th===
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| − | * Improve polyline with the spline-fit flag, can generate by both spline vertex and control points.
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| − | * Test polyline.
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| − | * Add test cases to the test suite.
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