Skip to content

[IgaApplication] bug ShapeFunctionsLocalGradients in nurbs_surface_geometry #14270

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
NickNick9 wants to merge 1 commit into
base: master
Choose a base branch
from
+6 −6
Open

[IgaApplication] bug ShapeFunctionsLocalGradients in nurbs_surface_geometry #14270

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 6 additions & 6 deletions kratos/geometries/nurbs_surface_geometry.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -920,7 +920,7 @@ class NurbsSurfaceGeometry : public Geometry<typename TContainerPointType::value
Matrix& rResult,
const CoordinatesArrayType& rCoordinates) const override
{
NurbsSurfaceShapeFunction shape_function_container(mPolynomialDegreeU, mPolynomialDegreeV, 0);
NurbsSurfaceShapeFunction shape_function_container(mPolynomialDegreeU, mPolynomialDegreeV, 1);

if (mIsRational) {
shape_function_container.ComputeNurbsShapeFunctionValues(mKnotsU, mKnotsV, mWeights, rCoordinates[0], rCoordinates[1]);
Expand All @@ -929,13 +929,13 @@ class NurbsSurfaceGeometry : public Geometry<typename TContainerPointType::value
shape_function_container.ComputeBSplineShapeFunctionValues(mKnotsU, mKnotsV, rCoordinates[0], rCoordinates[1]);
}

if (rResult.size1() != 2
&& rResult.size2() != shape_function_container.NumberOfNonzeroControlPoints())
rResult.resize(2, shape_function_container.NumberOfNonzeroControlPoints());
if (rResult.size2() != 2
|| rResult.size1() != shape_function_container.NumberOfNonzeroControlPoints())
rResult.resize(shape_function_container.NumberOfNonzeroControlPoints(), 2);

for (IndexType i = 0; i < shape_function_container.NumberOfNonzeroControlPoints(); i++) {
rResult(0, i) = shape_function_container(i, 1);
rResult(1, i) = shape_function_container(i, 2);
rResult(i, 0) = shape_function_container(i, 1);
rResult(i, 1) = shape_function_container(i, 2);
}

return rResult;
Expand Down
Loading