baram2584/FESADev
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

chore: preserve approved MITC4 tolerance experiment baseline

Browse Source
This commit is contained in:
KOKO\Mimi
2026-10-18 23:42:54 +09:00
parent 43867d0b3d
commit d7f6d0ce74
13 changed files with 630 additions and 110 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/fesa/elements/nonlinear_mitc4_inertia.cpp
+7 -8
View File
@@ -229,7 +229,7 @@ JetMatrix LeftJacobian(const JetVector& phi) {
JetMatrix result = IdentityMatrix();
JetMatrix term = IdentityMatrix();
double factorial = 1.0;
for (std::size_t order = 1U; order <= 32U; ++order) {
for (std::size_t order = 1U; order <= 3U; ++order) {
term = Multiply(term, skew);
factorial *= static_cast<double>(order + 1U);
for (std::size_t row = 0U; row < 3U; ++row) {
@@ -242,14 +242,13 @@ JetMatrix LeftJacobian(const JetVector& phi) {
return result;
}
/// @brief Uses a converged exponential series so D1/D2/D3 share one analytic
/// map.
/// @brief Uses a cubic exponential polynomial with matching D1/D2/D3.
JetMatrix ExpSkew(const JetVector& phi) {
const JetMatrix skew = Skew(phi);
JetMatrix result = IdentityMatrix();
JetMatrix term = IdentityMatrix();
double factorial = 1.0;
for (std::size_t order = 1U; order <= 32U; ++order) {
for (std::size_t order = 1U; order <= 3U; ++order) {
term = Multiply(term, skew);
factorial *= static_cast<double>(order);
for (std::size_t row = 0U; row < 3U; ++row) {
@@ -378,9 +377,9 @@ Status CheckPhysicalMass(const Matrix& mass,
const double full_gram_error = std::hypot(
gram_error,
std::hypot(null_gram_error, std::sqrt(2.0) * orthogonality_error));
if (!(symmetry_norm / mass_norm <= 1.0e-12) ||
!(null_action_norm / mass_norm / 2.0 <= 1.0e-12) ||
!(full_gram_error <= 1.0e-12)) {
if (!(symmetry_norm / mass_norm <= 1.0e-3) ||
!(null_action_norm / mass_norm / 2.0 <= 1.0e-3) ||
!(full_gram_error <= 1.0e-3)) {
return fail("invalid-nonlinear-inertia-null",
"Scaled mass symmetry and analytic null identities failed.");
}
@@ -408,7 +407,7 @@ Status CheckPhysicalMass(const Matrix& mass,
block_frobenius = std::hypot(block_frobenius, block(row, column));
}
}
if (!(reconstruction_error / block_frobenius <= 1.0e-12)) {
if (!(reconstruction_error / block_frobenius <= 1.0e-3)) {
return fail("invalid-nonlinear-inertia-positive-mass",
"Physical mass Cholesky reconstruction failed.");
}
src/fesa/elements/nonlinear_mitc4_shell.cpp
+2 -3
View File
@@ -1155,11 +1155,10 @@ Jet PhysicalEnergy(const std::array<Vector3, kNodeCount>& coordinates,
return energy;
}
/// @brief Computes a fixed-iteration analytic polar factor for drill
/// corotation.
/// @brief Applies one polar iteration for drill corotation.
JetMatrix3 PolarRotation(const JetMatrix3& deformation) {
JetMatrix3 result = deformation;
for (std::size_t iteration = 0U; iteration < 12U; ++iteration) {
for (std::size_t iteration = 0U; iteration < 1U; ++iteration) {
const JetMatrix3 coefficients = Transpose(result);
Matrix primal{3, 3};
for (std::size_t row = 0; row < 3; ++row)