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perf(PLY): fast binary-LE reader via vendored miniply (5.5×, int32 cells) #75

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perf(PLY): fast binary-LE reader via vendored miniply (5.5×, int32 cells) #75

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7364caf
perf(PLY): fast binary-LE bulk reader via vendored miniply (internals…
akaszynski Jun 19, 2026
e91f825
perf(PLY): int32-default cell arrays (width-relaxed) + fast-path trace
akaszynski Jun 19, 2026
6b12598
fix(PLY): robust 32-bit width check (bound by numPts, not numPolys)
akaszynski Jun 19, 2026
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11 changes: 10 additions & 1 deletion IO/PLY/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,15 @@ set(classes
vtkPLYReader
vtkPLYWriter)

# Vendored third-party fast PLY parser (MIT, Vilya Harvey) backing the fvtk
# binary-LE fast path in vtkPLYReader. Plain source, not a wrapped VTK class.
set(sources
miniply.cxx)
set(private_headers
miniply.h)

vtk_module_add_module(VTK::IOPLY
CLASSES ${classes})
CLASSES ${classes}
SOURCES ${sources}
PRIVATE_HEADERS ${private_headers})
vtk_add_test_mangling(VTK::IOPLY)
9 changes: 9 additions & 0 deletions IO/PLY/Copyright.txt
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Expand Up @@ -11,3 +11,12 @@ THE SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND,
EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
=========================================================================*/

/*=========================================================================
The vendored fast PLY parser (miniply.h / miniply.cxx) is:

MIT License, Copyright (c) 2019 Vilya Harvey

It backs the fvtk binary little-endian fast path in vtkPLYReader. The full MIT
license text is reproduced at the top of miniply.h and miniply.cxx.
=========================================================================*/
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