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NTMatrix support

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This commit is contained in:
Matej Sekoranja
2012-09-10 20:05:40 +02:00
parent d8ff75900e
commit d789df4529
2 changed files with 107 additions and 6 deletions
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66
testApp/remote/eget.cpp
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@@ -262,18 +262,80 @@ void formatNTTable(std::ostream& o, PVStructurePtr const & pvStruct)
}
void formatNTMatrix(std::ostream& o, PVStructurePtr const & pvStruct)
{
PVDoubleArrayPtr value = dynamic_pointer_cast<PVDoubleArray>(pvStruct->getScalarArrayField("value", pvDouble));
if (value.get() == 0)
{
std::cerr << "no double[] 'value' column in NTMatrix" << std::endl;
return;
}
int32 rows, cols;
PVIntArrayPtr dim = dynamic_pointer_cast<PVIntArray>(pvStruct->getScalarArrayField("dim", pvInt));
if (dim.get() != 0)
{
// dim[] = { rows, columns }
size_t dims = dim->getLength();
if (dims != 1 && dims != 2)
{
std::cerr << "malformed NTMatrix, dim[] must contain 1 or 2 elements instead of " << dims << std::endl;
return;
}
IntArrayData data;
dim->get(0, dims, data);
rows = data.data[0];
cols = (dims == 2) ? data.data[1] : 1;
if (rows <= 0 || cols <= 0)
{
std::cerr << "malformed NTMatrix, dim[] must contain elements >= 0" << std::endl;
return;
}
}
else
{
rows = value->getLength();
cols = 1;
}
o << std::left;
size_t len = static_cast<size_t>(rows*cols);
if (len != value->getLength())
{
std::cerr << "malformed NTMatrix, values[] must contain " << len << " elements instead of " << value->getLength() << std::endl;
return;
}
size_t ix = 0;
for (int32 r = 0; r < rows; r++)
{
for (int32 c = 0; c < cols; c++)
{
o << std::setw(16);
value->dumpValue(o, ix++);
}
o << std::endl;
}
}
typedef void(*NTFormatterFunc)(std::ostream& o, PVStructurePtr const & pvStruct);
typedef map<String, NTFormatterFunc> NTFormatterLUTMap;
NTFormatterLUTMap ntFormatterLUT;
void initializeNTFormatterLUT()
{
ntFormatterLUT["NTTable"] = formatNTTable;
ntFormatterLUT["NTScalar"] = formatNTScalar;
ntFormatterLUT["NTScalarArray"] = formatNTScalarArray;
ntFormatterLUT["NTTable"] = formatNTTable;
ntFormatterLUT["NTMatrix"] = formatNTMatrix;
ntFormatterLUT["NTAny"] = formatNTAny;
// bug in StandardPV
// StandardPV "support"
ntFormatterLUT["scalar_t"] = formatNTScalar;
ntFormatterLUT["scalarArray_t"] = formatNTScalarArray;
}