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/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) 2012 - Scilab Enterprises - Calixte DENIZET
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
*
*/
#include "H5File.hxx"
#include "H5Dataspace.hxx"
namespace org_modules_hdf5
{
H5Dataspace::H5Dataspace(H5Object & _parent, hid_t _space) : H5Object(_parent), space(_space)
{
}
H5Dataspace::~H5Dataspace()
{
if (space >= 0)
{
H5Sclose(space);
}
}
hid_t H5Dataspace::getH5Id()
{
return space;
}
std::string H5Dataspace::getTypeName() const
{
H5S_class_t _class = H5Sget_simple_extent_type(space);
switch (_class)
{
case H5S_SCALAR:
return "scalar";
case H5S_SIMPLE:
return "simple";
case H5S_NULL:
return "null";
case H5S_NO_CLASS:
return "no class";
default:
return std::string(_("unknown dataspace"));
}
}
std::vector<unsigned int> H5Dataspace::getDims(const bool b) const
{
hsize_t dims[__SCILAB_HDF5_MAX_DIMS__];
int ndims;
std::vector<unsigned int> vdims;
H5S_class_t _class = H5Sget_simple_extent_type(space);
switch (_class)
{
case H5S_SCALAR:
vdims.push_back(1);
break;
case H5S_SIMPLE:
if (b)
{
ndims = H5Sget_simple_extent_dims(space, (hsize_t *)dims, 0);
}
else
{
ndims = H5Sget_simple_extent_dims(space, 0, (hsize_t *)dims);
}
vdims.reserve(ndims);
for (int i = 0; i < ndims; i++)
{
vdims.push_back(static_cast<unsigned int>(dims[i]));
}
break;
case H5S_NULL:
vdims.push_back(0);
break;
case H5S_NO_CLASS:
default:
throw H5Exception(__LINE__, __FILE__, _("Unknown dataspace: cannot get its dimensions"));
}
return vdims;
}
void H5Dataspace::select() const
{
herr_t err = H5Sselect_all(space);
if (err)
{
throw H5Exception(__LINE__, __FILE__, _("Cannot select all."));
}
}
void H5Dataspace::getAccessibleAttribute(const std::string & _name, const int pos, void * pvApiCtx) const
{
SciErr err;
std::string lower(_name);
std::transform(_name.begin(), _name.end(), lower.begin(), tolower);
if (lower == "dims" || lower == "dimensions")
{
std::vector<unsigned int> dims = getDims(true);
err = createMatrixOfUnsignedInteger32(pvApiCtx, pos, 1, (int)dims.size(), &(dims[0]));
if (err.iErr)
{
throw H5Exception(__LINE__, __FILE__, _("Cannot create an array of integer on the stack."));
}
return;
}
else if (lower == "extents")
{
std::vector<unsigned int> dims = getDims(false);
err = createMatrixOfUnsignedInteger32(pvApiCtx, pos, 1, (int)dims.size(), &(dims[0]));
if (err.iErr)
{
throw H5Exception(__LINE__, __FILE__, _("Cannot create an array of integer on the stack."));
}
return;
}
else if (lower == "type")
{
std::string type = getTypeName();
const char * _type = type.c_str();
err = createMatrixOfString(pvApiCtx, pos, 1, 1, &_type);
if (err.iErr)
{
throw H5Exception(__LINE__, __FILE__, _("Cannot create a string on the stack."));
}
return;
}
H5Object::getAccessibleAttribute(_name, pos, pvApiCtx);
}
std::string H5Dataspace::dump(std::map<haddr_t, std::string> & alreadyVisited, const unsigned int indentLevel) const
{
std::ostringstream os;
hsize_t dims[__SCILAB_HDF5_MAX_DIMS__];
hsize_t maxdims[__SCILAB_HDF5_MAX_DIMS__];
int ndims;
H5S_class_t _class = H5Sget_simple_extent_type(space);
os << H5Object::getIndentString(indentLevel);
switch (_class)
{
case H5S_SCALAR:
os << "DATASPACE SCALAR";
break;
case H5S_SIMPLE:
os << "DATASPACE SIMPLE { ";
ndims = H5Sget_simple_extent_dims(space, (hsize_t *)dims, (hsize_t *)maxdims);
os << "( ";
for (int i = 0; i < ndims - 1; i++)
{
os << dims[i] << ", ";
}
os << dims[ndims - 1] << " ) / ( ";
for (int i = 0; i < ndims - 1; i++)
{
if (maxdims[i] == H5S_UNLIMITED)
{
os << "H5S_UNLIMITED, ";
}
else
{
os << maxdims[i] << ", ";
}
}
if (maxdims[ndims - 1] == H5S_UNLIMITED)
{
os << "H5S_UNLIMITED ) }";
}
else
{
os << maxdims[ndims - 1] << " ) }";
}
break;
case H5S_NULL:
os << "DATASPACE NULL";
break;
case H5S_NO_CLASS:
default:
os << _("Unknown dataspace");
}
os << std::endl;
return os.str();
}
std::string H5Dataspace::getStringDims() const
{
H5S_class_t _class = H5Sget_simple_extent_type(space);
switch (_class)
{
case H5S_SCALAR:
return "[1 x 1]";
case H5S_SIMPLE:
{
const std::vector<unsigned int> dims = getDims(true);
std::ostringstream os;
if (dims.size() == 1)
{
os << "[1 x " << dims[0] << "]";
return os.str();
}
os << "[";
for (unsigned int i = 0; i < dims.size() - 1; i++)
{
os << dims[i] << " x ";
}
os << dims[dims.size() - 1] << "]";
return os.str();
}
case H5S_NULL:
return "[]";
case H5S_NO_CLASS:
return "?";
default:
return std::string(_("unknown dataspace"));
}
}
std::string H5Dataspace::toString(unsigned int indentLevel) const
{
std::ostringstream os;
std::string indentString = H5Object::getIndentString(indentLevel + 1);
std::string type = getTypeName();
os << H5Object::getIndentString(indentLevel) << "HDF5 Dataspace" << std::endl
<< indentString << "Filename" << ": " << getParent().getFile().getFileName() << std::endl
<< indentString << "Path" << ": " << getCompletePath() << std::endl
<< indentString << "Type" << ": " << type;
if (type == "simple")
{
os << std::endl << indentString << _("Dimensions") << ": [1 x " << getDims(true).size() << "]" << std::endl
<< indentString << _("Extents") << ": [1 x " << getDims(false).size() << "]";
}
return os.str();
}
}
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