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IO::STL can't read a Blender-produced file #504

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mohawk2 opened this issue Nov 27, 2024 · 2 comments
Closed

IO::STL can't read a Blender-produced file #504

mohawk2 opened this issue Nov 27, 2024 · 2 comments

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@mohawk2
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mohawk2 commented Nov 27, 2024

Shugo emailed me reporting this. A cut-down file that triggers this:

solid Apple'sFinder and Blender can read
 facet normal 0.84410374399741939 -0.34963905512334476 -0.40649895510566048
  outer loop
   vertex 0.0017237013671547174 0.10291291773319244 -0.0015311292372643948
   vertex 0.0019548346754163504 0.10463636368513107 -0.0025335513055324554
   vertex 0.0024375757202506065 0.10463636368513107 -0.0015311292372643948
  endloop
 endfacet
 facet normal 0.60368325273783552 -0.25005312352273268 -0.75699403285652889
  outer loop
   vertex 0.0013823517365381122 0.10325426608324051 -0.0025335513055324554
   vertex 0.00076726125553250313 0.10386935621500015 -0.0032272490207105875
   vertex 0.0010849653044715524 0.10463636368513107 -0.0032272490207105875
  endloop
 endfacet
 facet normal 0.60368283778508947 -0.25005334258074174 -0.75699429141040397
  outer loop
   vertex 0.0013823517365381122 0.10325426608324051 -0.0025335513055324554
   vertex 0.0010849653044715524 0.10463636368513107 -0.0032272490207105875
   vertex 0.0019548346754163504 0.10463636368513107 -0.0025335513055324554
  endloop
 endfacet
endsolid
mohawk2 added a commit that referenced this issue Nov 27, 2024
@mohawk2
fixed overly-rigid parsing of ASCII STL files - #504
d6f2981
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mohawk2 commented Nov 27, 2024

Another file that causes a different failure:

solid 
 facet normal 0.84410374399741939 -0.34963905512334476 -0.40649895510566048
  outer loop
   vertex 0.0017237013671547174 0.10291291773319244 -0.0015311292372643948
   vertex 0.0019548346754163504 0.10463636368513107 -0.0025335513055324554
   vertex 0.0024375757202506065 0.10463636368513107 -0.0015311292372643948
  endloop
 endfacet
 facet normal 0.60368325273783552 -0.25005312352273268 -0.75699403285652889
  outer loop
   vertex 0.0013823517365381122 0.10325426608324051 -0.0025335513055324554
   vertex 0.00076726125553250313 0.10386935621500015 -0.0032272490207105875
   vertex 0.0010849653044715524 0.10463636368513107 -0.0032272490207105875
  endloop
 endfacet
 facet normal 0.60368283778508947 -0.25005334258074174 -0.75699429141040397
  outer loop
   vertex 0.0013823517365381122 0.10325426608324051 -0.0025335513055324554
   vertex 0.0010849653044715524 0.10463636368513107 -0.0032272490207105875
   vertex 0.0019548346754163504 0.10463636368513107 -0.0025335513055324554
  endloop
 endfacet
endsolid

mohawk2 added a commit that referenced this issue Nov 27, 2024
@mohawk2
fix parsing of "solid" in ASCII STL files - #504
4af3120
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mohawk2 commented Nov 28, 2024

Shugo reports that the second commit fixes Blender-produced ASCII STL files, so I am closing this.

@mohawk2 mohawk2 closed this as completed Nov 28, 2024
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