Files
solver/OndselSolver/MBDynSystem.cpp
aiksiongkoh de8759384c Mb dyn half sine and cosine (#42)
* (int) added

* size_t count

* add files

* MBDyn new joints, sine, cosine

* CompoundJoints debugged
2023-12-13 15:52:16 +01:00

453 lines
12 KiB
C++

#include <string>
#include <cassert>
#include <fstream>
#include <algorithm>
#include <numeric>
#include <iomanip>
#include "MBDynSystem.h"
#include "CREATE.h"
#include "FullColumn.h"
#include "MBDynInitialValue.h"
#include "MBDynData.h"
#include "MBDynControlData.h"
#include "ASMTAssembly.h"
#include "ASMTConstantGravity.h"
#include "ASMTTime.h"
#include "MBDynBody.h"
#include "MBDynJoint.h"
#include "MBDynStructural.h"
#include "SymbolicParser.h"
#include "BasicUserFunction.h"
#include "MBDynReference.h"
#include "MBDynDrive.h"
#include "MBDynGravity.h"
using namespace MbD;
void MbD::MBDynSystem::runFile(const char* filename)
{
std::ifstream stream(filename);
std::string line;
std::vector<std::string> lines;
while (std::getline(stream, line)) {
lines.push_back(line);
}
eraseComments(lines);
auto statements = collectStatements(lines);
auto system = std::make_shared<MBDynSystem>();
system->setFilename(filename);
system->parseMBDyn(statements);
system->runKINEMATIC();
}
void MbD::MBDynSystem::parseMBDyn(std::vector<std::string>& lines)
{
readDataBlock(lines);
readInitialValueBlock(lines);
readControlDataBlock(lines);
readLabels(lines);
readVariables(lines);
readReferences(lines);
readNodesBlock(lines);
readElementsBlock(lines);
assert(lines.empty());
}
std::shared_ptr<std::vector<std::shared_ptr<MBDynNode>>> MbD::MBDynSystem::mbdynNodes()
{
return nodes;
}
std::shared_ptr<std::vector<std::shared_ptr<MBDynBody>>> MbD::MBDynSystem::mbdynBodies()
{
return bodies;
}
std::shared_ptr<std::vector<std::shared_ptr<MBDynJoint>>> MbD::MBDynSystem::mbdynJoints()
{
return joints;
}
std::shared_ptr<std::vector<std::shared_ptr<MBDynDrive>>> MbD::MBDynSystem::mbdynDrives()
{
return drives;
}
std::shared_ptr<std::map<std::string, Symsptr>> MbD::MBDynSystem::mbdynVariables()
{
return variables;
}
std::shared_ptr<std::map<std::string, std::shared_ptr<MBDynReference>>> MbD::MBDynSystem::mbdynReferences()
{
return references;
}
void MbD::MBDynSystem::createASMT()
{
auto asmtAsm = std::make_shared<ASMTAssembly>();
asmtAsm->mbdynItem = this;
asmtItem = asmtAsm;
asmtItem->setName("Assembly");
initialValue->createASMT();
for (auto& node : *nodes) node->createASMT();
for (auto& body : *bodies) body->createASMT();
for (auto& joint : *joints) joint->createASMT();
if (gravity) gravity->createASMT();
}
std::shared_ptr<MBDynNode> MbD::MBDynSystem::nodeAt(std::string nodeName)
{
for (auto& node : *nodes) {
if (node->name == nodeName) return node;
}
return nullptr;
}
int MbD::MBDynSystem::nodeidAt(std::string nodeName)
{
return labels->at(nodeName);
}
std::shared_ptr<MBDynBody> MbD::MBDynSystem::bodyWithNode(std::string nodeName)
{
for (auto& body : *bodies) {
if (body->nodeName == nodeName) return body;
}
return nullptr;
}
std::shared_ptr<ASMTAssembly> MbD::MBDynSystem::asmtAssembly()
{
return std::static_pointer_cast<ASMTAssembly>(asmtItem);
}
std::vector<std::string> MbD::MBDynSystem::nodeNames()
{
auto nodeNames = std::vector<std::string>();
for (auto& node : *nodes) {
nodeNames.push_back(node->name);
}
return nodeNames;
}
void MbD::MBDynSystem::runKINEMATIC()
{
createASMT();
auto debugFile1 = filename.substr(0, filename.find_last_of('.')) + "debug1.asmt";
asmtAssembly()->outputFile(debugFile1);
std::static_pointer_cast<ASMTAssembly>(asmtItem)->runKINEMATIC();
outputFiles();
auto debugFile2 = filename.substr(0, filename.find_last_of('.')) + "debug2.asmt";
asmtAssembly()->outputFile(debugFile2);
}
void MbD::MBDynSystem::outputFiles()
{
auto movFile = filename.substr(0, filename.find_last_of('.')) + ".mov";
auto asmtAsm = asmtAssembly();
auto& asmtTimes = asmtAsm->times;
//auto& asmtParts = asmtAsm->parts;
//auto& asmtJoints = asmtAsm->joints;
//auto& asmtMotions = asmtAsm->motions;
std::ofstream os(movFile);
os << std::setprecision(static_cast<std::streamsize>(std::numeric_limits<double>::digits10) + 1);
for (int i = 1; i < (int)asmtTimes->size(); i++)
{
for (auto& node : *nodes) {
node->outputLine(i, os);
}
}
os.close();
}
void MbD::MBDynSystem::setFilename(std::string str)
{
std::stringstream ss;
ss << "FileName = " << str << std::endl;
auto str2 = ss.str();
logString(str2);
filename = str;
}
void MbD::MBDynSystem::readDataBlock(std::vector<std::string>& lines)
{
std::vector<std::string> tokens{ "begin:", "data" };
auto beginit = findLineWith(lines, tokens);
std::vector<std::string> tokens1{ "end:", "data" };
auto endit = findLineWith(lines, tokens1);
std::vector<std::string> blocklines = { beginit, endit + 1 };
parseMBDynData(blocklines);
lines.erase(beginit, endit + 1);
}
void MbD::MBDynSystem::readInitialValueBlock(std::vector<std::string>& lines)
{
std::vector<std::string> tokens{ "begin:", "initial", "value" };
auto beginit = findLineWith(lines, tokens);
std::vector<std::string> tokens1{ "end:", "initial", "value" };
auto endit = findLineWith(lines, tokens1);
std::vector<std::string> blocklines = { beginit, endit + 1 };
initialValue = std::make_shared<MBDynInitialValue>();
initialValue->owner = this;
initialValue->parseMBDyn(blocklines);
lines.erase(beginit, endit + 1);
}
void MbD::MBDynSystem::readControlDataBlock(std::vector<std::string>& lines)
{
std::vector<std::string> tokens{ "begin:", "control", "data" };
auto beginit = findLineWith(lines, tokens);
std::vector<std::string> tokens1{ "end:", "control", "data" };
auto endit = findLineWith(lines, tokens1);
std::vector<std::string> blocklines = { beginit, endit + 1 };
controlData = std::make_shared<MBDynControlData>();
controlData->owner = this;
controlData->parseMBDyn(blocklines);
lines.erase(beginit, endit + 1);
}
void MbD::MBDynSystem::readLabels(std::vector<std::string>& lines)
{
parseMBDynLabels(lines);
}
void MbD::MBDynSystem::readVariables(std::vector<std::string>& lines)
{
parseMBDynVariables(lines);
}
void MbD::MBDynSystem::readReferences(std::vector<std::string>& lines)
{
parseMBDynReferences(lines);
}
void MbD::MBDynSystem::readNodesBlock(std::vector<std::string>& lines)
{
std::vector<std::string> tokens{ "begin:", "nodes" };
auto beginit = findLineWith(lines, tokens);
std::vector<std::string> tokens1{ "end:", "nodes" };
auto endit = findLineWith(lines, tokens1);
std::vector<std::string> blocklines = { beginit, endit + 1 };
parseMBDynNodes(blocklines);
lines.erase(beginit, endit + 1);
}
void MbD::MBDynSystem::readElementsBlock(std::vector<std::string>& lines)
{
std::vector<std::string> tokens{ "begin:", "elements" };
auto beginit = findLineWith(lines, tokens);
std::vector<std::string> tokens1{ "end:", "elements" };
auto endit = findLineWith(lines, tokens1);
std::vector<std::string> blocklines = { beginit, endit + 1 };
parseMBDynElements(blocklines);
lines.erase(beginit, endit + 1);
}
void MbD::MBDynSystem::eraseComments(std::vector<std::string>& lines)
{
for (int i = 0; i < (int)lines.size(); i++)
{
auto& line = lines[i];
auto it = line.find('#');
if (it != std::string::npos) {
lines[i] = line.substr(0, it);
}
}
for (int i = (int)lines.size() - 1; i >= 0; i--) {
auto& line = lines[i];
auto it = std::find_if(line.begin(), line.end(), [](unsigned char ch) { return !std::isspace(ch); });
if (it == line.end()) lines.erase(lines.begin() + i);
}
}
std::vector<std::string> MbD::MBDynSystem::collectStatements(std::vector<std::string>& lines)
{
auto statements = std::vector<std::string>();
while (!lines.empty()) {
std::stringstream ss;
while (!lines.empty()) {
std::string line = lines[0]; //Must copy string
lines.erase(lines.begin());
auto i = line.find(';');
if (i != std::string::npos) {
ss << line.substr(0, i);
if (line.size() > i + 1) {
auto remainder = line.substr(i + 1);
auto it = std::find_if(remainder.begin(), remainder.end(), [](unsigned char ch) { return !std::isspace(ch); });
if (it != remainder.end()) lines.insert(lines.begin(), remainder);
}
break;
}
else {
ss << line;
}
}
statements.push_back(ss.str());
}
return statements;
}
void MbD::MBDynSystem::initialize()
{
}
void MbD::MBDynSystem::parseMBDynData(std::vector<std::string>& lines)
{
assert(lines.size() == 3);
std::vector<std::string> tokens{ "problem:", "initial", "value" };
auto problemit = findLineWith(lines, tokens);
assert(problemit != lines.end());
data = *problemit;
}
void MbD::MBDynSystem::parseMBDynNodes(std::vector<std::string>& lines)
{
nodes = std::make_shared<std::vector<std::shared_ptr<MBDynNode>>>();
std::vector<std::string> tokens{ "structural:" };
while (true) {
auto it = findLineWith(lines, tokens);
if (it != lines.end()) {
auto structural = std::make_shared<MBDynStructural>();
structural->owner = this;
structural->parseMBDyn(*it);
nodes->push_back(structural);
lines.erase(it);
}
else {
break;
}
}
}
void MbD::MBDynSystem::parseMBDynElements(std::vector<std::string>& lines)
{
assert(lines[0].find("begin: elements") != std::string::npos);
lines.erase(lines.begin());
bodies = std::make_shared<std::vector<std::shared_ptr<MBDynBody>>>();
joints = std::make_shared<std::vector<std::shared_ptr<MBDynJoint>>>();
drives = std::make_shared<std::vector<std::shared_ptr<MBDynDrive>>>();
std::vector<std::string> bodyTokens{ "body:" };
std::vector<std::string> jointTokens{ "joint:" };
std::vector<std::string> driveTokens{ "drive", "caller:" };
std::vector<std::string> gravityTokens{ "gravity" };
std::vector<std::string>::iterator it;
while (true) {
it = findLineWith(lines, bodyTokens);
if (it != lines.end()) {
auto body = std::make_shared<MBDynBody>();
body->owner = this;
body->parseMBDyn(*it);
bodies->push_back(body);
lines.erase(it);
continue;
}
it = findLineWith(lines, jointTokens);
if (it != lines.end()) {
//auto joint = std::make_shared<MBDynJoint>();
auto joint = MBDynJoint::newJoint(*it);
joint->owner = this;
joint->parseMBDyn(*it);
joints->push_back(joint);
lines.erase(it);
continue;
}
it = findLineWith(lines, driveTokens);
if (it != lines.end()) {
auto drive = std::make_shared<MBDynDrive>();
drive->owner = this;
drive->parseMBDyn(*it);
drives->push_back(drive);
lines.erase(it);
continue;
}
it = findLineWith(lines, gravityTokens);
if (it != lines.end()) {
auto grav = std::make_shared<MBDynGravity>();
grav->owner = this;
grav->parseMBDyn(*it);
gravity = grav;
lines.erase(it);
continue;
}
break;
}
assert(lines[0].find("end: elements") != std::string::npos);
lines.erase(lines.begin());
}
void MbD::MBDynSystem::parseMBDynVariables(std::vector<std::string>& lines)
{
variables = std::make_shared<std::map<std::string, Symsptr>>();
std::string str, variable;
std::vector<std::string> tokens{ "set:", "real" };
while (true) {
auto it = findLineWith(lines, tokens);
if (it != lines.end()) {
std::istringstream iss(*it);
iss >> str;
iss >> str;
iss >> variable;
iss >> str;
iss >> str;
auto parser = std::make_shared<SymbolicParser>();
parser->variables = variables;
auto userFunc = std::make_shared<BasicUserFunction>(str, 1.0);
parser->parseUserFunction(userFunc);
auto& sym = parser->stack->top();
//auto val = sym->getValue();
variables->insert(std::make_pair(variable, sym));
lines.erase(it);
}
else {
break;
}
}
}
void MbD::MBDynSystem::parseMBDynLabels(std::vector<std::string>& lines)
{
labels = std::make_shared<std::map<std::string, int>>();
std::string str, label;
int intValue;
std::vector<std::string> tokens{ "set:", "integer" };
while (true) {
auto it = findLineWith(lines, tokens);
if (it != lines.end()) {
std::istringstream iss(*it);
iss >> str;
iss >> str;
iss >> label;
iss >> str;
iss >> intValue;
labels->insert(std::make_pair(label, intValue));
lines.erase(it);
}
else {
break;
}
}
}
void MbD::MBDynSystem::parseMBDynReferences(std::vector<std::string>& lines)
{
references = std::make_shared<std::map<std::string, std::shared_ptr<MBDynReference>>>();
std::string str, refName;
std::vector<std::string> tokens{ "reference:" };
while (true) {
auto it = findLineWith(lines, tokens);
if (it != lines.end()) {
auto reference = std::make_shared<MBDynReference>();
reference->owner = this;
reference->parseMBDyn(*it);
references->insert(std::make_pair(reference->name, reference));
lines.erase(it);
}
else {
break;
}
}
}