Files
solver/GNN/OndselSolver/PrescribedMotion.cpp
forbes-0023 98051ba0c9 feat: add Phase 1 constraint solver addon, move prior content to GNN/
- Move existing OndselSolver, GNN ML layer, and tooling into GNN/
  directory for integration in later phases
- Add Create addon scaffold: package.xml, Init.py
- Add expression DAG with eval, symbolic diff, simplification
- Add parameter table with fixed/free variable tracking
- Add quaternion rotation as polynomial Expr trees
- Add RigidBody entity (7 DOF: position + unit quaternion)
- Add constraint classes: Coincident, DistancePointPoint, Fixed
- Add Newton-Raphson solver with symbolic Jacobian + numpy lstsq
- Add pre-solve passes: substitution + single-equation
- Add DOF counting via Jacobian SVD rank
- Add KindredSolver IKCSolver bridge for kcsolve integration
- Add 82 unit tests covering all modules

Registers as 'kindred' solver via kcsolve.register_solver() when
loaded by Create's addon_loader.
2026-02-20 20:35:47 -06:00

52 lines
1.7 KiB
C++

/***************************************************************************
* Copyright (c) 2023 Ondsel, Inc. *
* *
* This file is part of OndselSolver. *
* *
* See LICENSE file for details about copyright. *
***************************************************************************/
#include <iostream>
#include <memory>
#include <typeinfo>
#include <assert.h>
#include "PrescribedMotion.h"
#include "EndFrameqct.h"
#include "Constant.h"
using namespace MbD;
PrescribedMotion::PrescribedMotion() {
}
PrescribedMotion::PrescribedMotion(const std::string& str) : Joint(str) {
}
void PrescribedMotion::initialize()
{
Joint::initialize();
xBlk = std::make_shared<Constant>(0.0);
yBlk = std::make_shared<Constant>(0.0);
zBlk = std::make_shared<Constant>(0.0);
phiBlk = std::make_shared<Constant>(0.0);
theBlk = std::make_shared<Constant>(0.0);
psiBlk = std::make_shared<Constant>(0.0);
}
void MbD::PrescribedMotion::initMotions()
{
auto xyzBlkList = std::initializer_list<Symsptr>{ xBlk, yBlk, zBlk };
std::static_pointer_cast<EndFrameqct>(frmI)->rmemBlks = (std::make_shared<FullColumn<Symsptr>>(xyzBlkList));
auto xyzRotBlkList = std::initializer_list<Symsptr>{ phiBlk, theBlk, psiBlk };
std::static_pointer_cast<EndFrameqct>(frmI)->phiThePsiBlks = (std::make_shared<FullColumn<Symsptr>>(xyzRotBlkList));
}
void PrescribedMotion::connectsItoJ(EndFrmsptr frmi, EndFrmsptr frmj)
{
Joint::connectsItoJ(frmi, frmj);
std::static_pointer_cast<EndFrameqc>(frmI)->initEndFrameqct();
}