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Fix T63766: Multiresolution behavior when using crease edge 

Switch to Gregory basis patches which are tangent continuous across their
boundaries.

Originally we've used BSpline basis patches to be more compatible with the
old subdivision code, but a lot of things changed anyway.
This commit is contained in:
Sergey Sharybin 2019-06-21 14:58:47 +02:00
parent b9f896f6f1
commit 9f48a04799
Notes: blender-bot 2023-02-14 12:01:57 +01:00 
Referenced by issue #63766, Multiresolution behavior when using crease edge
1 changed files with 1 additions and 4 deletions
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5
intern/opensubdiv/internal/opensubdiv_evaluator_internal.cc
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@ -812,11 +812,8 @@ OpenSubdiv_EvaluatorInternal *openSubdiv_createEvaluatorInternal(
StencilTableFactory::Create(*refiner, face_varying_stencil_options));
}
// Generate bi-cubic patch table for the limit surface.
// TODO(sergey): Ideally we would want to expose end-cap settings via
// C-API to make it more generic. Currently it matches old Blender's
// subsurf code.
PatchTableFactory::Options patch_options(level);
patch_options.SetEndCapType(PatchTableFactory::Options::ENDCAP_BSPLINE_BASIS);
patch_options.SetEndCapType(PatchTableFactory::Options::ENDCAP_GREGORY_BASIS);
patch_options.useInfSharpPatch = use_inf_sharp_patch;
patch_options.generateFVarTables = has_face_varying_data;
patch_options.generateFVarLegacyLinearPatches = false;