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531 lines
11 KiB
C++
531 lines
11 KiB
C++
/*============================================================================
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MetaIO
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Copyright 2000-2010 Insight Software Consortium
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#ifdef _MSC_VER
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#pragma warning(disable:4702)
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#pragma warning(disable:4284)
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#endif
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#include "metaLine.h"
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#include <stdio.h>
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#include <ctype.h>
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#include <string>
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#if (METAIO_USE_NAMESPACE)
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namespace METAIO_NAMESPACE {
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#endif
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LinePnt::
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LinePnt(int dim)
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{
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m_Dim = dim;
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m_X = new float[m_Dim];
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m_V = new float*[m_Dim-1];
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for(unsigned int i=0;i<m_Dim-1;i++)
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{
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m_V[i] = new float[m_Dim];
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for(unsigned int j=0;j<m_Dim;j++)
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{
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m_V[i][j] = 0;
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m_X[j] = 0;
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}
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}
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//Color is red by default
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m_Color[0]=1.0f;
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m_Color[1]=0.0f;
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m_Color[2]=0.0f;
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m_Color[3]=1.0f;
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}
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LinePnt::
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~LinePnt()
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{
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delete [] m_X;
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for(unsigned int i=0;i<m_Dim-1;i++)
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{
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delete [] m_V[i];
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}
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delete [] m_V;
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}
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//
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// MetaLine Constructors
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//
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MetaLine::
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MetaLine()
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:MetaObject()
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{
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if(META_DEBUG) METAIO_STREAM::cout << "MetaLine()" << METAIO_STREAM::endl;
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Clear();
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}
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//
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MetaLine::
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MetaLine(const char *_headerName)
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:MetaObject(_headerName)
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{
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if(META_DEBUG) METAIO_STREAM::cout << "MetaLine()" << METAIO_STREAM::endl;
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Clear();
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Read(_headerName);
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}
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//
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MetaLine::
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MetaLine(const MetaLine *_line)
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:MetaObject()
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{
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if(META_DEBUG) METAIO_STREAM::cout << "MetaLine()" << METAIO_STREAM::endl;
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Clear();
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CopyInfo(_line);
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}
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//
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MetaLine::
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MetaLine(unsigned int dim)
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:MetaObject(dim)
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{
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if(META_DEBUG) METAIO_STREAM::cout << "MetaLine()" << METAIO_STREAM::endl;
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Clear();
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}
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//
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MetaLine::
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~MetaLine()
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{
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Clear();
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M_Destroy();
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}
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//
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void MetaLine::
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PrintInfo() const
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{
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MetaObject::PrintInfo();
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METAIO_STREAM::cout << "PointDim = " << m_PointDim << METAIO_STREAM::endl;
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METAIO_STREAM::cout << "NPoints = " << m_NPoints << METAIO_STREAM::endl;
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char str[255];
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MET_TypeToString(m_ElementType, str);
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METAIO_STREAM::cout << "ElementType = " << str << METAIO_STREAM::endl;
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}
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void MetaLine::
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CopyInfo(const MetaObject * _object)
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{
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MetaObject::CopyInfo(_object);
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}
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void MetaLine::
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PointDim(const char* pointDim)
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{
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strcpy(m_PointDim,pointDim);
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}
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const char* MetaLine::
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PointDim(void) const
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{
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return m_PointDim;
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}
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void MetaLine::
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NPoints(int npnt)
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{
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m_NPoints = npnt;
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}
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int MetaLine::
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NPoints(void) const
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{
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return m_NPoints;
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}
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/** Clear line information */
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void MetaLine::
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Clear(void)
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{
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if(META_DEBUG) METAIO_STREAM::cout << "MetaLine: Clear" << METAIO_STREAM::endl;
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MetaObject::Clear();
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m_NPoints = 0;
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// Delete the list of pointers to lines.
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PointListType::iterator it = m_PointList.begin();
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while(it != m_PointList.end())
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{
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LinePnt* pnt = *it;
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it++;
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delete pnt;
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}
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m_PointList.clear();
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strcpy(m_PointDim, "x y z v1x v1y v1z");
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m_ElementType = MET_FLOAT;
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}
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/** Destroy line information */
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void MetaLine::
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M_Destroy(void)
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{
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MetaObject::M_Destroy();
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}
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/** Set Read fields */
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void MetaLine::
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M_SetupReadFields(void)
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{
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if(META_DEBUG) METAIO_STREAM::cout << "MetaLine: M_SetupReadFields" << METAIO_STREAM::endl;
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MetaObject::M_SetupReadFields();
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MET_FieldRecordType * mF;
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//int nDimsRecNum = MET_GetFieldRecordNumber("NDims", &m_Fields);
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mF = new MET_FieldRecordType;
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MET_InitReadField(mF, "PointDim", MET_STRING, true);
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m_Fields.push_back(mF);
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mF = new MET_FieldRecordType;
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MET_InitReadField(mF, "NPoints", MET_INT, true);
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m_Fields.push_back(mF);
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mF = new MET_FieldRecordType;
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MET_InitReadField(mF, "ElementType", MET_STRING, true);
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mF->required = true;
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m_Fields.push_back(mF);
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mF = new MET_FieldRecordType;
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MET_InitReadField(mF, "Points", MET_NONE, true);
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mF->terminateRead = true;
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m_Fields.push_back(mF);
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}
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void MetaLine::
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M_SetupWriteFields(void)
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{
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strcpy(m_ObjectTypeName,"Line");
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MetaObject::M_SetupWriteFields();
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MET_FieldRecordType * mF;
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char s[255];
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mF = new MET_FieldRecordType;
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MET_TypeToString(m_ElementType, s);
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MET_InitWriteField(mF, "ElementType", MET_STRING, strlen(s), s);
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m_Fields.push_back(mF);
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if(strlen(m_PointDim)>0)
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{
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mF = new MET_FieldRecordType;
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MET_InitWriteField(mF, "PointDim", MET_STRING,
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strlen(m_PointDim),m_PointDim);
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m_Fields.push_back(mF);
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}
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m_NPoints = (int)m_PointList.size();
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mF = new MET_FieldRecordType;
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MET_InitWriteField(mF, "NPoints", MET_INT,m_NPoints);
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m_Fields.push_back(mF);
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mF = new MET_FieldRecordType;
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MET_InitWriteField(mF, "Points", MET_NONE);
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m_Fields.push_back(mF);
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}
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MET_ValueEnumType MetaLine::
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ElementType(void) const
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{
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return m_ElementType;
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}
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void MetaLine::
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ElementType(MET_ValueEnumType _elementType)
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{
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m_ElementType = _elementType;
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}
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bool MetaLine::
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M_Read(void)
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{
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if(META_DEBUG) METAIO_STREAM::cout << "MetaLine: M_Read: Loading Header" << METAIO_STREAM::endl;
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if(!MetaObject::M_Read())
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{
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METAIO_STREAM::cout << "MetaLine: M_Read: Error parsing file" << METAIO_STREAM::endl;
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return false;
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}
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if(META_DEBUG) METAIO_STREAM::cout << "MetaLine: M_Read: Parsing Header" << METAIO_STREAM::endl;
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MET_FieldRecordType * mF;
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mF = MET_GetFieldRecord("NPoints", &m_Fields);
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if(mF->defined)
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{
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m_NPoints= (int)mF->value[0];
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}
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mF = MET_GetFieldRecord("ElementType", &m_Fields);
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if(mF->defined)
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{
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MET_StringToType((char *)(mF->value), &m_ElementType);
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}
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mF = MET_GetFieldRecord("PointDim", &m_Fields);
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if(mF->defined)
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{
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strcpy(m_PointDim,(char *)(mF->value));
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}
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int pntDim;
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char** pntVal = NULL;
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MET_StringToWordArray(m_PointDim, &pntDim, &pntVal);
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int ii;
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for(ii=0;ii<pntDim;ii++)
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{
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delete [] pntVal[ii];
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}
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delete [] pntVal;
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float v[16];
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if(m_BinaryData)
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{
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int elementSize;
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MET_SizeOfType(m_ElementType, &elementSize);
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int readSize = m_NPoints*(m_NDims*m_NDims+4)*elementSize;
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char* _data = new char[readSize];
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m_ReadStream->read((char *)_data, readSize);
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int gc = static_cast<int>(m_ReadStream->gcount());
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if(gc != readSize)
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{
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METAIO_STREAM::cout << "MetaLine: m_Read: data not read completely"
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<< METAIO_STREAM::endl;
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METAIO_STREAM::cout << " ideal = " << readSize << " : actual = " << gc << METAIO_STREAM::endl;
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delete [] _data;
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return false;
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}
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int i=0;
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int d;
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unsigned int k;
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for(int j=0; j<m_NPoints; j++)
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{
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LinePnt* pnt = new LinePnt(m_NDims);
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for(d=0; d<m_NDims; d++)
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{
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float td;
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char * const num = (char *)(&td);
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for(k=0;k<sizeof(float);k++)
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{
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num[k] = _data[i+k];
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}
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MET_SwapByteIfSystemMSB(&td,MET_FLOAT);
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i+=sizeof(float);
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pnt->m_X[d] = (float)td;
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}
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for(int l=0;l<m_NDims-1;l++)
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{
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for(d=0; d<m_NDims; d++)
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{
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float td;
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char * const num = (char *)(&td);
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for(k=0;k<sizeof(float);k++)
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{
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num[k] = _data[i+k];
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}
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MET_SwapByteIfSystemMSB(&td,MET_FLOAT);
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i+=sizeof(float);
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pnt->m_V[l][d] = (float)td;
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}
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}
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for(d=0; d<4; d++)
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{
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float td;
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char * const num = (char *)(&td);
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for(k=0;k<sizeof(float);k++)
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{
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num[k] = _data[i+k];
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}
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MET_SwapByteIfSystemMSB(&td,MET_FLOAT);
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i+=sizeof(float);
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pnt->m_Color[d] = (float)td;
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}
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m_PointList.push_back(pnt);
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}
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delete [] _data;
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}
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else
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{
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for(int j=0; j<m_NPoints; j++)
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{
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LinePnt* pnt = new LinePnt(m_NDims);
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int k;
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int d;
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for(k=0; k<m_NDims; k++)
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{
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*m_ReadStream >> v[k];
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m_ReadStream->get();
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}
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//float* x = new float[m_NDims];
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for(d=0; d<m_NDims; d++)
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{
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pnt->m_X[d] = v[d];
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}
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//pnt.m_X = x;
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for(k=0; k<m_NDims-1; k++)
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{
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for(int jj=0; jj<m_NDims; jj++)
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{
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*m_ReadStream >> v[jj];
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m_ReadStream->get();
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}
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//float* n = new float[m_NDims];
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for(d=0; d<m_NDims; d++)
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{
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pnt->m_V[k][d] = v[d];
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}
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//pnt.m_V[k] = n;
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}
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for(k=0; k<4; k++)
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{
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*m_ReadStream >> v[k];
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m_ReadStream->get();
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pnt->m_Color[k] = v[k];
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}
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m_PointList.push_back(pnt);
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}
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char c = ' ';
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while( (c!='\n') && (!m_ReadStream->eof()))
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{
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c = static_cast<char>(m_ReadStream->get());// to avoid unrecognized characters
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}
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}
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return true;
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}
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bool MetaLine::
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M_Write(void)
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{
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if(!MetaObject::M_Write())
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{
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METAIO_STREAM::cout << "MetaLine: M_Read: Error parsing file" << METAIO_STREAM::endl;
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return false;
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}
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/** Then copy all points */
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if(m_BinaryData)
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{
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PointListType::const_iterator it = m_PointList.begin();
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PointListType::const_iterator itEnd = m_PointList.end();
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int elementSize;
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MET_SizeOfType(m_ElementType, &elementSize);
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char* data = new char[(m_NDims*m_NDims+4)*m_NPoints*elementSize];
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int i=0;
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int d;
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while(it != itEnd)
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{
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for(d = 0; d < m_NDims; d++)
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{
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float pntX = (*it)->m_X[d];
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MET_SwapByteIfSystemMSB(&pntX,MET_FLOAT);
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MET_DoubleToValue((double)pntX,m_ElementType,data,i++);
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}
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for(int j=0;j<m_NDims-1;j++)
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{
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for(d=0; d<m_NDims; d++)
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{
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float v = (*it)->m_V[j][d];
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MET_SwapByteIfSystemMSB(&v,MET_FLOAT);
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MET_DoubleToValue((double)v,m_ElementType,data,i++);
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}
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}
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for(d=0; d<4; d++)
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{
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float c = (*it)->m_Color[d];
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MET_SwapByteIfSystemMSB(&c,MET_FLOAT);
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MET_DoubleToValue((double)c,m_ElementType,data,i++);
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}
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it++;
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}
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m_WriteStream->write((char *)data,(m_NDims*m_NDims+4)*m_NPoints*elementSize);
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m_WriteStream->write("\n",1);
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delete [] data;
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}
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else
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{
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PointListType::const_iterator it = m_PointList.begin();
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PointListType::const_iterator itEnd = m_PointList.end();
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int d;
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while(it != itEnd)
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{
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for(d = 0; d < m_NDims; d++)
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{
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*m_WriteStream << (*it)->m_X[d] << " ";
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}
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for(d = 0; d < m_NDims-1; d++)
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{
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for(int i = 0; i < m_NDims; i++)
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{
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*m_WriteStream << (*it)->m_V[d][i] << " ";
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}
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}
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for(d=0;d<4;d++)
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{
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*m_WriteStream << (*it)->m_Color[d] << " ";
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}
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*m_WriteStream << METAIO_STREAM::endl;
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it++;
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}
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}
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return true;
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}
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#if (METAIO_USE_NAMESPACE)
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};
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#endif
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