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fixed: open edge constraints in ASMu2D

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the assumption of the corners being the first / last node
in the list was wrong.
This commit is contained in:
Arne Morten Kvarving 2016-10-20 11:39:06 +02:00
parent 6476c3380e
commit c0b02fba77
2 changed files with 87 additions and 10 deletions
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36
src/ASM/LR/ASMu2D.C
View File

@ -616,14 +616,33 @@ std::vector<int> ASMu2D::getEdgeNodes (int edge, int basis) const
void ASMu2D::constrainEdge (int dir, bool open, int dof, int code, char basis)
{
LR::parameterEdge edge;
int c1, c2;
switch (dir) {
case -2: edge = LR::SOUTH; break;
case -1: edge = LR::WEST; break;
case 1: edge = LR::EAST; break;
case 2: edge = LR::NORTH; break;
case -2:
edge = LR::SOUTH;
c1 = this->getCorner(-1, -1, basis);
c2 = this->getCorner( 1, -1, basis);
break;
case -1:
edge = LR::WEST;
c1 = this->getCorner(-1, -1, basis);
c2 = this->getCorner(-1, 1, basis);
break;
case 1:
edge = LR::EAST;
c1 = this->getCorner( 1, -1, basis);
c2 = this->getCorner( 1, 1, basis);
break;
case 2:
edge = LR::NORTH;
c1 = this->getCorner(-1, 1, basis);
c2 = this->getCorner( 1, 1, basis);
break;
default: return;
}
std::vector<int> nodes = this->getEdgeNodes(edge,basis);
nodes.erase(std::find(nodes.begin(), nodes.end(), c1));
nodes.erase(std::find(nodes.begin(), nodes.end(), c2));
int bcode = code;
if (code > 0) {
@ -634,18 +653,15 @@ void ASMu2D::constrainEdge (int dir, bool open, int dof, int code, char basis)
bcode = -code;
// Skip the first and last function if we are requesting an open boundary.
// I here assume the edgeFunctions are ordered such that the physical
// end points are represented by the first and last edgeFunction.
if (!open)
this->prescribe(nodes.front(),dof,bcode);
this->prescribe(c1,dof,bcode);
for (size_t i = 1; i < nodes.size()-1; i++)
for (size_t i = 0; i < nodes.size(); i++)
if (this->prescribe(nodes[i],dof,-code) == 0 && code > 0)
dirich.back().nodes.push_back(std::make_pair(i,nodes[i]));
if (!open)
this->prescribe(nodes.back(),dof,bcode);
this->prescribe(c2,dof,bcode);
if (code > 0)
if (dirich.back().nodes.empty())

61
src/ASM/LR/Test/TestASMu2D.C
View File

@ -16,6 +16,21 @@
#include "gtest/gtest.h"
struct EdgeTest {
int edge;
int edgeIdx;
std::array<int,2> c1;
std::array<int,2> c2;
};
class TestASMu2D : public testing::Test,
public testing::WithParamInterface<EdgeTest>
{
};
TEST(TestASMu2D, BoundaryNodesE1)
{
SIM2D sim(1);
@ -78,3 +93,49 @@ TEST(TestASMu2D, BoundaryNodesE4)
for (int i = 0; i < 4; ++i)
ASSERT_EQ(vec[i], 5+i);
}
TEST_P(TestASMu2D, ConstrainEdge)
{
SIM2D sim(1);
sim.opt.discretization = ASM::LRSpline;
ASSERT_TRUE(sim.read("src/ASM/LR/Test/refdata/boundary_nodes.xinp"));
ASMu2D* pch = static_cast<ASMu2D*>(sim.getPatch(1));
pch->constrainEdge(GetParam().edgeIdx, false, 1, 1, 1);
std::vector<int> glbNodes;
pch->getBoundaryNodes(GetParam().edge, glbNodes, 1);
for (auto& it : glbNodes)
ASSERT_TRUE(pch->findMPC(it, 1) != nullptr);
}
TEST_P(TestASMu2D, ConstrainEdgeOpen)
{
SIM2D sim(1);
sim.opt.discretization = ASM::LRSpline;
ASSERT_TRUE(sim.read("src/ASM/LR/Test/refdata/boundary_nodes.xinp"));
ASMu2D* pch = static_cast<ASMu2D*>(sim.getPatch(1));
pch->constrainEdge(GetParam().edgeIdx, true, 1, 1, 1);
std::vector<int> glbNodes;
pch->getBoundaryNodes(GetParam().edge, glbNodes, 1);
int crn = pch->getCorner(GetParam().c1[0], GetParam().c1[1], 1);
ASSERT_TRUE(pch->findMPC(crn, 1) == nullptr);
glbNodes.erase(std::find(glbNodes.begin(), glbNodes.end(), crn));
crn = pch->getCorner(GetParam().c2[0], GetParam().c2[1], 1);
ASSERT_TRUE(pch->findMPC(crn, 1) == nullptr);
glbNodes.erase(std::find(glbNodes.begin(), glbNodes.end(), crn));
for (auto& it : glbNodes)
ASSERT_TRUE(pch->findMPC(it, 1) != nullptr);
}
static const std::vector<EdgeTest> edgeTestData =
{{1, -1, {-1, -1}, {-1 , 1}},
{2, 1, { 1, -1}, { 1 , 1}},
{3, -2, {-1, -1}, { 1, -1}},
{4, 2, {-1, 1}, { 1, 1}}};
INSTANTIATE_TEST_CASE_P(TestASMu2D, TestASMu2D,
testing::ValuesIn(edgeTestData));