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Fix T63766: Multiresolution behavior when using crease edge

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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 83a4f5600d
commit 7c9f64d008
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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@@ -771,11 +771,8 @@ OpenSubdiv_EvaluatorInternal *openSubdiv_createEvaluatorInternal(
}
#endif
// 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;