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/* |
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* Copyright 2010, |
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* François Bleibel, |
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* Olivier Stasse, |
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* |
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* CNRS/AIST |
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* |
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*/ |
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/* --------------------------------------------------------------------- */ |
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/* --- INCLUDE --------------------------------------------------------- */ |
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/* --------------------------------------------------------------------- */ |
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/* --- SOT --- */ |
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#include <dynamic-graph/linear-algebra.h> |
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#include <sot/core/debug.hh> |
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#include <sot/core/exception-feature.hh> |
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#include <sot/core/factory.hh> |
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#include <sot/core/motion-period.hh> |
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using namespace std; |
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using namespace dynamicgraph::sot; |
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using namespace dynamicgraph; |
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DYNAMICGRAPH_FACTORY_ENTITY_PLUGIN(MotionPeriod, "MotionPeriod"); |
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/* --------------------------------------------------------------------- */ |
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/* --- CLASS ----------------------------------------------------------- */ |
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/* --------------------------------------------------------------------- */ |
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MotionPeriod::MotionPeriod(const string &fName) |
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: Entity(fName), |
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motionParams(0), |
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motionSOUT(boost::bind(&MotionPeriod::computeMotion, this, _1, _2), |
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sotNOSIGNAL, |
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"MotionPeriod(" + name + ")::output(vector)::motion") { |
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signalRegistration(motionSOUT); |
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motionSOUT.setNeedUpdateFromAllChildren(true); |
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resize(0); |
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} |
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/* --------------------------------------------------------------------- */ |
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/* --------------------------------------------------------------------- */ |
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/* --------------------------------------------------------------------- */ |
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dynamicgraph::Vector &MotionPeriod::computeMotion(dynamicgraph::Vector &res, |
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const int &time) { |
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sotDEBUGIN(15); |
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res.resize(size); |
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for (unsigned int i = 0; i < size; ++i) { |
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const sotMotionParam &p = motionParams[i]; |
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double x = ((((time - p.initPeriod) % p.period) + 0.0) / (p.period + 0.0)); |
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res(i) = p.initAmplitude; |
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switch (p.motionType) { |
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case MOTION_CONSTANT: { |
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res(i) += p.amplitude; |
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break; |
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} |
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case MOTION_SIN: { |
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res(i) += p.amplitude * sin(M_PI * 2 * x); |
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break; |
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} |
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case MOTION_COS: { |
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res(i) += p.amplitude * cos(M_PI * 2 * x); |
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break; |
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} |
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// case MOTION_: {res(i)+= p.amplitude; break} |
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} |
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} |
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sotDEBUGOUT(15); |
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return res; |
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} |
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void MotionPeriod::resize(const unsigned int &_size) { |
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size = _size; |
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motionParams.resize(size); |
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for (unsigned int i = 0; i < size; ++i) { |
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motionParams[i].motionType = MOTION_CONSTANT; |
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motionParams[i].amplitude = 0; |
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motionParams[i].initPeriod = 0; |
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motionParams[i].period = 1; |
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motionParams[i].initAmplitude = 0; |
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} |
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} |
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void MotionPeriod::display(std::ostream &os) const { |
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os << "MotionPeriod <" << name << "> ... TODO"; |
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} |
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#define SOT_PARAMS_CONFIG(ARGname, ARGtype) \ |
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else if (cmdLine == #ARGname) { \ |
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unsigned int rank; \ |
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ARGtype period; \ |
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cmdArgs >> rank >> std::ws; \ |
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if (rank >= this->size) { \ |
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os << "!! Error: size size too large." << std::endl; \ |
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} \ |
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if (cmdArgs.good()) { \ |
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cmdArgs >> period; \ |
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motionParams[rank].ARGname = period; \ |
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} else { \ |
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os << #ARGname << "[" << rank << "] = " << motionParams[rank].ARGname \ |
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<< std::endl; \ |
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} \ |
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} |