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/* $Id$ */ |
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/******************************************************* |
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* |
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* Copyright 2003-2007 by ACceSS MNRF |
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* Copyright 2007 by University of Queensland |
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* |
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* http://esscc.uq.edu.au |
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* Primary Business: Queensland, Australia |
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* Licensed under the Open Software License version 3.0 |
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* http://www.opensource.org/licenses/osl-3.0.php |
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* |
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*******************************************************/ |
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#include "FunctionSpace.h" |
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#include "FunctionSpaceException.h" |
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#include "Data.h" |
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#include "DataFactory.h" |
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|
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#include <iostream> |
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#include <sstream> |
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|
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using namespace std; |
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|
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namespace escript { |
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|
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// |
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// Create a null domain for use with any default-constructed function space |
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NullDomain const FunctionSpace::nullDomainValue; |
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|
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FunctionSpace::FunctionSpace(): |
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m_domain(static_cast<const AbstractDomain*>(&nullDomainValue)), |
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m_functionSpaceType(nullDomainValue.getFunctionCode()) |
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{ |
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} |
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|
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FunctionSpace::FunctionSpace(const AbstractDomain& domain, |
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int functionSpaceType): |
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m_domain(dynamic_cast<const AbstractDomain*>(&domain)), |
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m_functionSpaceType(functionSpaceType) |
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{ |
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if (!m_domain->isValidFunctionSpaceType(functionSpaceType)) { |
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std::stringstream temp; |
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temp << "Invalid function space type: " << functionSpaceType |
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<< " for domain: " << m_domain->getDescription(); |
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throw FunctionSpaceException(temp.str()); |
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} |
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} |
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|
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std::pair<int,int> |
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FunctionSpace::getDataShape() const |
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{ |
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return m_domain->getDataShape(m_functionSpaceType); |
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} |
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|
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int |
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FunctionSpace::getTypeCode() const |
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{ |
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return m_functionSpaceType; |
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} |
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|
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const |
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AbstractDomain& |
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FunctionSpace::getDomain() const |
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{ |
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return *m_domain; |
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} |
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|
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const std::string & |
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FunctionSpace::toString() const |
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{ |
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std::stringstream temp; |
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temp << m_domain->functionSpaceTypeAsString(m_functionSpaceType) |
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<< " on " << m_domain->getDescription(); |
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|
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type_str = temp.str(); |
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|
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return type_str; |
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} |
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|
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|
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#ifdef DEBUG_PY_STRINGS |
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PyObject * |
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FunctionSpace::toPyString() const |
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{ |
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boost::python::to_python_value<const std::string &> cvtr; |
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|
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|
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type_str = toString(); |
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|
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return cvtr(type_str); |
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} |
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#endif |
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int |
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FunctionSpace::getTagFromSampleNo(int sampleNo) const |
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{ |
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return m_domain->getTagFromSampleNo(m_functionSpaceType,sampleNo); |
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} |
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|
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int |
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FunctionSpace::getTagFromDataPointNo(int dataPointNo) const |
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{ |
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// |
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// Get the number of samples and data-points per sample |
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int numSamples = getNumSamples(); |
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int numDataPointsPerSample = getNumDPPSample(); |
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int numDataPoints = numSamples * numDataPointsPerSample; |
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|
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if (numDataPointsPerSample==0) { |
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throw DataException("FunctionSpace::getTagFromDataPointNo error: no data-points associated with this object."); |
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} |
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|
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if (dataPointNo<0 || dataPointNo>numDataPoints) { |
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throw DataException("FunctionSpace::getTagFromDataPointNo error: invalid data-point number supplied."); |
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} |
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|
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// |
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// Determine the sample number which corresponds to this data-point number |
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int sampleNo = dataPointNo / numDataPointsPerSample; |
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|
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// |
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// Determine the tag number which corresponds to this sample number |
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int tagNo = getTagFromSampleNo(sampleNo); |
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|
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// |
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// return the tag number |
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return(tagNo); |
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} |
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|
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int* |
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FunctionSpace::borrowSampleReferenceIDs() const |
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{ |
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return m_domain->borrowSampleReferenceIDs(m_functionSpaceType); |
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} |
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FunctionSpace& |
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FunctionSpace::operator=(const FunctionSpace& other) |
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{ |
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// explicitly defined assignment operator to emphasise pointer copy |
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m_functionSpaceType=other.m_functionSpaceType; |
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m_domain=other.m_domain; |
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return *this; |
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} |
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|
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bool |
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FunctionSpace::operator==(const FunctionSpace& other) const |
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{ |
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return ((*(other.m_domain)==*(m_domain)) && (other.m_functionSpaceType==m_functionSpaceType)); |
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} |
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|
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bool |
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FunctionSpace::operator!=(const FunctionSpace& other) const |
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{ |
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return !(operator==(other)); |
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} |
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|
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escript::Data |
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FunctionSpace::getX() const |
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{ |
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Data out=escript::Vector(0,*this,true); |
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getDomain().setToX(out); |
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out.setProtection(); |
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return out; |
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} |
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escript::Data |
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FunctionSpace::getNormal() const |
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{ |
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Data out=escript::Vector(0,*this,true); |
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getDomain().setToNormal(out); |
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out.setProtection(); |
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return out; |
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} |
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escript::Data |
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FunctionSpace::getSize() const |
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{ |
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Data out=escript::Scalar(0,*this,true); |
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getDomain().setToSize(out); |
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out.setProtection(); |
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return out; |
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} |
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void |
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FunctionSpace::setTags(const int newTag, const escript::Data& mask) const |
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{ |
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if (mask.getFunctionSpace()== *this) { |
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m_domain->setTags(m_functionSpaceType,newTag,mask); |
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} else { |
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throw FunctionSpaceException("illegal function space of mask."); |
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} |
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} |
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|
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} // end of namespace |
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