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VectorValuesUnordered::Zero

release/4.3a0
Richard Roberts 2013-07-09 17:50:45 +00:00
parent 9d7b806acf
commit 2ce65f4cf8
2 changed files with 12 additions and 0 deletions
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9
gtsam/linear/VectorValuesUnordered.cpp
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@ -55,6 +55,15 @@ namespace gtsam {
throw std::invalid_argument("Requested to merge two VectorValues that have one or more variables in common."); throw std::invalid_argument("Requested to merge two VectorValues that have one or more variables in common.");
} }
/* ************************************************************************* */
VectorValuesUnordered VectorValuesUnordered::Zero(const VectorValuesUnordered& other)
{
VectorValuesUnordered result;
BOOST_FOREACH(const KeyValuePair& v, other)
result.values_.insert(make_pair(v.first, Vector::Zero(v.second.size())));
return result;
}
/* ************************************************************************* */ /* ************************************************************************* */
void VectorValuesUnordered::insert(const VectorValuesUnordered& values) void VectorValuesUnordered::insert(const VectorValuesUnordered& values)
{ {

3
gtsam/linear/VectorValuesUnordered.h
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@ -110,6 +110,9 @@ namespace gtsam {
/** Merge two VectorValues into one, this is more efficient than inserting elements one by one. */ /** Merge two VectorValues into one, this is more efficient than inserting elements one by one. */
VectorValuesUnordered(const VectorValuesUnordered& first, const VectorValuesUnordered& second); VectorValuesUnordered(const VectorValuesUnordered& first, const VectorValuesUnordered& second);
/** Create a VectorValues with the same structure as \c other, but filled with zeros. */
static VectorValuesUnordered Zero(const VectorValuesUnordered& other);
/// @} /// @}
/// @name Standard Interface /// @name Standard Interface
/// @{ /// @{