/
PointBuffer.hpp
1257 lines (1117 loc) · 52 KB
/
PointBuffer.hpp
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/******************************************************************************
* Copyright (c) 2011, Michael P. Gerlek (mpg@flaxen.com)
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided
* with the distribution.
* * Neither the name of Hobu, Inc. or Flaxen Geo Consulting nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
****************************************************************************/
#ifndef INCLUDED_POINTBUFFER_HPP
#define INCLUDED_POINTBUFFER_HPP
#include <boost/cstdint.hpp>
#include <boost/scoped_array.hpp>
#include <boost/shared_array.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/interprocess/managed_shared_memory.hpp>
#include <boost/math/special_functions/round.hpp>
#include <pdal/pdal_internal.hpp>
#include <pdal/Bounds.hpp>
#include <pdal/Schema.hpp>
#include <pdal/Metadata.hpp>
#include <pdal/third/nanoflann.hpp>
#include <vector>
namespace pdal
{
namespace pointbuffer
{
typedef boost::uuids::uuid id;
typedef boost::uint64_t PointBufferByteSize;
} // pointbuffer
/// A PointBuffer is the object that is passed through pdal::Stage instances
/// to form a pipeline. A PointBuffer is composed of a pdal::Schema that
/// determines the layout of the data contained within, along with a dictionary
/// of pdal::Metadata entries. The capacity of a PointBuffer is determined by
/// the number of points it contains, and the number of points possible in a
/// PointBuffer is limited to std::numeric_limits<boost::uint32_t>::max().
/// Underneath the covers, a PointBuffer is simply the composed array of bytes
/// described in the pdal::Schema. You can operate on the raw bytes if you need
/// to, but PointBuffer provides a number of convienence methods to make things
/// easier.
/*!
\verbatim embed:rst
.. note::
The arrangement of PointBuffer's bytes might either be
point-interleaved or dimension-interleaved, with point-interleave being
the default organization. If you are directly modifying a PointBuffer's
bytes, you must respect the :cpp:class:`pdal::pointbuffer::Orientation`.
\endverbatim
*/
class PDAL_DLL PointBuffer
{
public:
/** @name Constructors
*/
/*! Base constructor for pdal::PointBuffer.
\param schema pdal::Schema instance to use to describe the layout.
It is copied.
\param capacity size of the pdal::PointBuffer in number of points.
*/
PointBuffer(const Schema& schema, boost::uint32_t capacity=65536);
/// Copy constructor. The data array is simply memcpy'd.
PointBuffer(const PointBuffer&);
/// Assignment constructor.
PointBuffer& operator=(const PointBuffer&);
/// Destructor.
virtual ~PointBuffer();
/** @name Attribute access
*/
/*! @return the pdal::Bounds instance associated with this pdal::PointBuffer.
\verbatim embed:rst
.. note::
It is not a requirement that stages keep the pdal::Bounds instance
up-to-date when operating on the PointBuffer.
\endverbatim
*/
virtual const Bounds<double>& getSpatialBounds() const;
/// sets the pdal::Bounds instance for this pdal::PointBuffer
/// @param bounds bounds instance to set.
virtual void setSpatialBounds(const Bounds<double>& bounds);
/// @return the number of points that are set for the PointBuffer. It is
/// an arbitrary number that must be <= getCapacity() is the number of
/// active points for the PointBuffer
virtual boost::uint32_t getNumPoints() const
{ return m_numPoints; }
/// sets the number of active points for the PointBuffer.
/// @param v number of points to set.
virtual void setNumPoints(boost::uint32_t v)
{
assert(v <= m_capacity);
m_numPoints = v;
}
/*! @return the maximum number of points the PointBuffer can hold.
\verbatim embed:rst
.. note::
This value is given at construction time, and it in conjunction
with the given :cpp:class:`pdal::Schema` determine the size of
the raw byte buffer that contains the point data. It can be
changed by a call to :cpp:func:`pdal::PointBuffer::resize`.
\endverbatim
*/
virtual boost::uint32_t getCapacity() const
{ return m_capacity; }
/// A const reference to the internally copied pdal::Schema instance that
/// was given at construction time.
const Schema& getSchema() const
{ return m_schema; }
/// @return the size of the currently allocated raw byte array
pointbuffer::PointBufferByteSize getBufferByteLength() const
{ return m_data_size; }
/// @return the size of the theoretically filled raw byte array.
virtual pointbuffer::PointBufferByteSize getBufferByteCapacity() const
{
return static_cast<pointbuffer::PointBufferByteSize>(m_byteSize) *
static_cast<pointbuffer::PointBufferByteSize>(m_capacity);
}
/** @name Point data access
*/
/*! fetch the value T for a given :cpp:class:`pdal::Dimension` dim at
pointIndex `i`.
\param dim The dimension to select
\param pointIndex the point index of the PointBuffer to select.
\verbatim embed:rst
.. warning::
If the data type of T is not the same as described in
:cpp:class:`pdal::Dimension`, the data value will be cast into
the appropriate type. In some situations this may not be what
you want. In situations where the T is smaller than the
datatype given by `dim`, the return value T will simply be
saturated.
\endverbatim
*/
template<class T>
T getField(Dimension const& dim, boost::uint32_t pointIndex) const;
/*! fetch the value T for a given :cpp:class:`pdal::Dimension` dim at
pointIndex `i`.
\param dim the dimension to select.
\param pointIndex the point index of the PointBuffer to select.
\param applyScaling whether or not to apply the dimension's scale and
offset prior to returning the value.
\verbatim embed:rst
.. note::
The method will attempt to cast :cpp:class:`pdal::Dimension` to
the requested data type T. If a bad cast is detected, pdal_error
is thrown.
\endverbatim
*/
template<class T>
T getFieldAs(Dimension const& dim, boost::uint32_t pointIndex,
bool applyScaling = true) const;
/*! set the value T for a given :cpp:class:`pdal::Dimension` dim
at pointIndex i.
\param dim The dimension to select.
\param pointIndex the point index of the PointBuffer to select.
\param value the T value to set
\verbatim embed:rst
.. warning::
If the data type of T is not the same as described in
:cpp:class:`pdal::Dimension`, the data value will be cast
into the appropriate type. In some situations this may not
be what you want. In situations where the T is smaller than
the datatype given by `dim`, the return value T will simply be
saturated.
\endverbatim
*/
template<class T>
void setField(Dimension const& dim, boost::uint32_t pointIndex, T value);
/*! set the value for a given :cpp:class:`pdal::Dimension` dim
at the given point index, inferring the size of the value from
the byteSize of the dimension.
\param dim The dimension to select.
\param pointIndex The point index of the PointBuffer to select.
\param value The value to set, which must have a width of at least
dim.byteSize().
\verbatim embed:rst
.. warning::
This operation performs a memcpy from input parameter 'value'
of length dim.getByteSize(), so 'value' must be guaranteed by
the caller to be at least as long as the dimension's byte size.
This operation will hammer the contents of the pdal::Dimension
with the contents of parameter 'value', so their underlying
types should be ensured to match via an accurate schema.
\endverbatim
*/
void setRawField(Dimension const& dim,
boost::uint32_t pointIndex,
const void* value);
/*! bulk copy all the fields from the given point into this object
\param destPointIndex the destination point index to copy the data from
srcPointBuffer at srcPointIndex.
\param srcPointIndex the point index of the PointBuffer to copy from.
\param srcPointBuffer the source PointBuffer to copy from
\verbatim embed:rst
.. warning::
This is only legal if the source and destination schemas are
exactly the same. It is up the caller to ensure this is the case.
Additionally, if the schemas are the same
:cpp:func:`pdal::Schema::getByteSize()` but of different
compositions, congratulations :)
\endverbatim
*/
void copyPointFast(boost::uint32_t destPointIndex,
boost::uint32_t srcPointIndex, const PointBuffer& srcPointBuffer)
{
if (!getBufferByteLength() || !srcPointBuffer.getBufferByteLength())
return;
assert (srcPointBuffer.getSchema().getOrientation() ==
getSchema().getOrientation() &&
getSchema().getOrientation() != schema::DIMENSION_INTERLEAVED);
const boost::uint8_t* src = srcPointBuffer.getData(srcPointIndex);
boost::uint8_t* dest = getData(destPointIndex);
assert(srcPointBuffer.getSchema().getByteSize() == m_byteSize);
memcpy(dest, src, m_byteSize);
assert(m_numPoints <= m_capacity);
}
/*! bulk copy all the fields from the given point into this object
\param destPointIndex the destination point index to copy the data from
srcPointBuffer at srcPointIndex.
\param srcPointIndex the point index of the PointBuffer to copy from.
\param srcPointBuffer the source PointBuffer to copy from
\param numPoints the number of points to copy
\verbatim embed:rst
.. warning::
This is only legal if the source and destination schemas are
exactly the same. It is up the caller to ensure this is the case.
Additionally, if the schemas are the same
:cpp:func:`pdal::Schema::getByteSize()` but of different
compositions, congratulations :)
\endverbatim
*/
inline void copyPointsFast(boost::uint32_t destPointIndex,
boost::uint32_t srcPointIndex,
const PointBuffer& srcPointBuffer,
boost::uint32_t numPoints)
{
assert (srcPointBuffer.getSchema().getOrientation() ==
getSchema().getOrientation() &&
getSchema().getOrientation() != schema::DIMENSION_INTERLEAVED);
const boost::uint8_t* src = srcPointBuffer.getData(srcPointIndex);
boost::uint8_t* dest = getData(destPointIndex);
if (!src || !dest)
return;
assert(m_numPoints <= m_capacity);
memcpy(dest, src, m_byteSize * numPoints);
}
/** @name Raw Data Access
*/
/// access to the raw byte data at specified pointIndex
/// @param pointIndex position to start accessing
boost::uint8_t* getData(boost::uint32_t pointIndex) const
{
if (!getBufferByteLength())
return NULL;
pointbuffer::PointBufferByteSize position(0);
if (m_orientation == schema::POINT_INTERLEAVED)
{
position =
static_cast<pointbuffer::PointBufferByteSize>(m_byteSize) *
static_cast<pointbuffer::PointBufferByteSize>(pointIndex);
}
else if (m_orientation == schema::DIMENSION_INTERLEAVED)
{
pointbuffer::PointBufferByteSize offset(0);
offset = m_schema.getDimension(pointIndex).getByteOffset();
position =
static_cast<pointbuffer::PointBufferByteSize>(m_capacity) *
offset;
}
return const_cast<boost::uint8_t*>(m_data.get()) + position;
}
boost::uint8_t* getDataStart()
{ return getBufferByteLength() ? m_data.get() : NULL; }
/// copies the raw data into your own byte array and sets the size
/// @param data pointer to your byte array
/// @param size size of the array in bytes
virtual void getData(boost::uint8_t** data, boost::uint64_t* size) const;
/// set the data for a single point at given pointIndex from a
/// raw byte array
/// @param data raw byte array
/// @param pointIndex point position to set data.
virtual void setData(boost::uint8_t* data, boost::uint32_t pointIndex);
/// overwrite raw data at a given pointIndex for a given number of byteCount
/// @param data raw byte array
/// @param pointIndex position to start writing
/// @param byteCount number of bytes to overwrite at given position
virtual void setDataStride(boost::uint8_t* data,
boost::uint32_t pointIndex, boost::uint32_t byteCount);
/** @name Metadata
*/
/// return Metadata const& for the PointBuffer
inline Metadata const& getMetadata() const
{
return m_metadata;
}
/// @return Metadata& for the PointBuffer
inline Metadata& getMetadataRef()
{
return m_metadata;
}
/** @name Memory Operations
*/
/// Reallocates a new data buffer with the given schema
/// @param new_schema The new schema to use.
virtual void reset(Schema const& new_schema);
/// Resizes the PointBuffer to the given capacity. If the
/// PointBuffer is already big enough to hold all of the bytes,
/// it is not reallocated unless bExact is true
/// @param capacity The new number of points to use for the instance
/// @param bExact Whether or not to exactly resize the PointBuffer instance
/// with the given point size and force a new reallocation of the data
/// buffer.
virtual void resize(boost::uint32_t const& capacity, bool bExact=false);
/// @return a new PointBuffer with all ignored dimensions removed
virtual PointBuffer* pack(bool bRemoveIgnoredDimensions = true) const;
/// @return a new PointBuffer with the opposite orientation
virtual PointBuffer* flipOrientation() const;
/** @name Serialization
*/
/*! returns a boost::property_tree containing the point records, which is
useful for dumping and such.
\verbatim embed:rst
::
0:
X: 1.00
Y: 2.00
Z: 3.00
1:
X: 1.00
Y: 2.00
Z: 3.00
.. note::
If you want to print out details about the fields, e.g. the byte
offset or the datatype, use the :cpp:func:`pdal::Schema::getPtree()`
dumper.
\endverbatim
*/
virtual boost::property_tree::ptree toPTree() const;
virtual std::ostream& toRST(std::ostream& os) const;
/*! @return a cumulated bounds of all points in the PointBuffer.
\verbatim embed:rst
.. note::
This method requires that an `X`, `Y`, and `Z` dimension be
available, and that it can be casted into a *double* data
type using the :cpp:func:`pdal::Dimension::applyScaling`
method. Otherwise, an exception will be thrown.
\endverbatim
*/
virtual pdal::Bounds<double> calculateBounds(bool bis3d=true) const;
static void extractIndices(PointBuffer const& source,
PointBuffer& destination, std::vector<int> indices);
/// Copies dimensions from the given PointBuffer that have both
/// similar names and data types. Create a schema::DimensionMap
/// and adjust as necessary before utilizing this method to copy
/// dimensions from one PointBuffer instance to another.
static void copyLikeDimensions( PointBuffer const& source,
PointBuffer& destination, schema::DimensionMap const& dimensions,
boost::uint32_t source_starting_position,
boost::uint32_t destination_starting_position, boost::uint32_t howMany);
static void scaleData(PointBuffer const& source_buffer,
PointBuffer& destination_buffer, Dimension const& source_dimension,
Dimension const& destination_dimension, boost::uint32_t source_index,
boost::uint32_t destination_index);
virtual double applyScaling(Dimension const& d,
std::size_t pointIndex) const;
/// @return a new PointBuffer with all ignored dimensions removed
static void pack(PointBuffer const* input,
PointBuffer* output,
bool bRemoveIgnoredDimensions = true,
bool bResetOutputSchema = false);
/** @name private attributes
*/
protected:
Schema m_schema;
pointbuffer::PointBufferByteSize m_data_size;
boost::shared_array<boost::uint8_t> m_data;
boost::uint32_t m_numPoints;
boost::uint32_t m_capacity;
Bounds<double> m_bounds;
// We cache m_schema.getByteSize() here because it would end up
// being dereferenced for every point read otherwise.
schema::size_type m_byteSize;
// We cache m_schema.getOrientation() here because it would end
// up being dereferenced for every point read
schema::Orientation m_orientation;
Metadata m_metadata;
pointbuffer::id m_uuid;
template<class T> static void scale(Dimension const& source_dimension,
Dimension const& destination_dimension,
T& value);
virtual std::string printDimension(Dimension const& dimension,
boost::uint32_t index) const;
};
template <class T>
inline void PointBuffer::setField(pdal::Dimension const& dim,
boost::uint32_t pointIndex, T value)
{
if (!getBufferByteLength())
return;
if (dim.getPosition() == -1)
{
throw buffer_error(
"This dimension has no identified position in a schema.");
}
pointbuffer::PointBufferByteSize point_start_byte_position(0);
pointbuffer::PointBufferByteSize offset(0);
if (m_orientation == schema::POINT_INTERLEAVED)
{
point_start_byte_position =
static_cast<pointbuffer::PointBufferByteSize>(pointIndex) * \
static_cast<pointbuffer::PointBufferByteSize>(m_byteSize);
offset = point_start_byte_position + \
static_cast<pointbuffer::PointBufferByteSize>(dim.getByteOffset());
}
else if (m_orientation == schema::DIMENSION_INTERLEAVED)
{
point_start_byte_position =
static_cast<pointbuffer::PointBufferByteSize>(m_capacity) *
static_cast<pointbuffer::PointBufferByteSize>(dim.getByteOffset());
offset = point_start_byte_position +
static_cast<pointbuffer::PointBufferByteSize>(dim.getByteSize()) *
static_cast<pointbuffer::PointBufferByteSize>(pointIndex);
}
else
{
throw buffer_error("unknown pdal::Schema::m_orientation provided!");
}
assert(offset + sizeof(T) <= getBufferByteLength());
boost::uint8_t* p = (boost::uint8_t*)m_data.get() + offset;
if (sizeof(T) == dim.getByteSize())
{
// Winner, winner, chicken dinner. We're not going to try to
// do anything magical. It's up to you to get the interpretation right.
*(T*)(void*)p = value;
}
else
{
std::ostringstream oss;
oss << "setField size of type T " << sizeof(T) <<
" does not match the size of dimension '"
<< dim.getFQName() << "' which is " << dim.getByteSize();
throw pdal_error(oss.str());
}
}
template <class T>
inline T PointBuffer::getField(pdal::Dimension const& dim,
boost::uint32_t pointIndex) const
{
if (!getBufferByteLength())
return (T)0;
if (dim.getPosition() == -1)
{
// this is a little harsh, but we'll keep it for now as we
// shake things out
throw buffer_error("This dimension has no identified position "
"in a schema.");
}
pointbuffer::PointBufferByteSize point_start_byte_position(0);
pointbuffer::PointBufferByteSize offset(0);
if (m_orientation == schema::POINT_INTERLEAVED)
{
point_start_byte_position =
static_cast<pointbuffer::PointBufferByteSize>(pointIndex) *
static_cast<pointbuffer::PointBufferByteSize>(m_byteSize);
offset = point_start_byte_position +
static_cast<pointbuffer::PointBufferByteSize>(dim.getByteOffset());
}
else if (m_orientation == schema::DIMENSION_INTERLEAVED)
{
point_start_byte_position =
static_cast<pointbuffer::PointBufferByteSize>(m_capacity) *
static_cast<pointbuffer::PointBufferByteSize>(dim.getByteOffset());
offset = point_start_byte_position +
static_cast<pointbuffer::PointBufferByteSize>(dim.getByteSize()) *
static_cast<pointbuffer::PointBufferByteSize>(pointIndex);
}
else
{
throw buffer_error("unknown pdal::Schema::m_orientation provided!");
}
assert(offset + sizeof(T) <= getBufferByteLength());
boost::uint8_t const* p = (boost::uint8_t const*)m_data.get() + offset;
if (static_cast<dimension::size_type>(sizeof(T)) <= dim.getByteSize())
{
return *(const T *)(const void *)p;
}
else
{
std::ostringstream oss;
oss << "getField size of type T " << sizeof(T) <<
" is greater than the size of dimension '"
<< dim.getFQName() << "' which is " << dim.getByteSize();
throw pdal_error(oss.str());
}
}
template <class T>
inline T PointBuffer::getFieldAs(pdal::Dimension const& dim,
boost::uint32_t pointIndex, bool applyScaling) const
{
T retval;
boost::uint32_t size = dim.getByteSize();
double val;
switch (dim.getInterpretation())
{
case dimension::Float:
switch (size)
{
case 4:
val = getField<float>(dim, pointIndex);
break;
case 8:
val = getField<double>(dim, pointIndex);
break;
}
break;
case dimension::SignedInteger:
switch (size)
{
case 1:
val = getField<boost::int8_t>(dim, pointIndex);
break;
case 2:
val = getField<boost::int16_t>(dim, pointIndex);
break;
case 4:
val = getField<boost::int32_t>(dim, pointIndex);
break;
case 8:
val = getField<boost::int64_t>(dim, pointIndex);
break;
}
break;
case dimension::UnsignedInteger:
switch (size)
{
case 1:
val = getField<boost::uint8_t>(dim, pointIndex);
break;
case 2:
val = getField<boost::uint16_t>(dim, pointIndex);
break;
case 4:
val = getField<boost::uint32_t>(dim, pointIndex);
break;
case 8:
val = getField<boost::uint64_t>(dim, pointIndex);
break;
}
break;
case dimension::RawByte:
case dimension::Pointer:
case dimension::Undefined:
throw pdal_error("Dimension data type unable to be retrieved "
"in getFieldAs");
}
if (applyScaling)
val = dim.applyScaling(val);
try
{
if (std::is_integral<T>::value)
retval = boost::numeric_cast<T>(boost::math::lround(val));
else
retval = boost::numeric_cast<T>(val);
}
catch (boost::numeric::bad_numeric_cast& e)
{
std::ostringstream oss;
oss << "Unable to fetch data and convert as requested: ";
oss << dim.getName() << ":" << dim.getInterpretationName() <<
"(" << val << ") -> " << Utils::typeidName<T>();
throw pdal_error(oss.str());
}
return retval;
}
#ifdef PDAL_COMPILER_MSVC
// the writeScaledData function causes lots of conversion warnings which
// are real but which we will ignore: blame the filter's user for casting badly
# pragma warning(push)
# pragma warning(disable: 4244) // conversion from T1 to T2, possible loss of data
#endif
inline void PointBuffer::scaleData(PointBuffer const& source,
PointBuffer& destination,
Dimension const& source_dimension,
Dimension const& destination_dimension,
boost::uint32_t source_index,
boost::uint32_t destination_index)
{
if (!source.getBufferByteLength() || !destination.getBufferByteLength())
return;
if (source_dimension.getInterpretation() == dimension::Float)
{
if (source_dimension.getByteSize() == 4)
{
float v = source.getField<float>(source_dimension, source_index);
scale(source_dimension,
destination_dimension,
v);
if (destination_dimension.getInterpretation() == dimension::SignedInteger)
{
if (destination_dimension.getByteSize() == 1)
destination.setField<boost::int8_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 2)
destination.setField<boost::int16_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 4)
destination.setField<boost::int32_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 8)
destination.setField<boost::int64_t>(destination_dimension, destination_index, v);
else
throw pdal_error("Unable to convert dimension::Float to dimension::SignedInteger of size >8");
return;
}
}
else if (source_dimension.getByteSize() == 8)
{
double v = source.getField<double>(source_dimension, source_index);
scale(source_dimension,
destination_dimension,
v);
if (destination_dimension.getInterpretation() == dimension::SignedInteger)
{
if (destination_dimension.getByteSize() == 1)
destination.setField<boost::int8_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 2)
destination.setField<boost::int16_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 4)
destination.setField<boost::int32_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 8)
destination.setField<boost::int64_t>(destination_dimension, destination_index, v);
else
throw pdal_error("Unable to convert dimension::Float to dimension::SignedInteger of size >8");
return;
}
}
else
{
std::ostringstream oss;
oss << "Unable to interpret Float of size '" << source_dimension.getByteSize() <<"'";
throw pdal_error(oss.str());
}
}
if (source_dimension.getInterpretation() == dimension::SignedInteger)
{
if (destination_dimension.getInterpretation() == dimension::SignedInteger)
{
if (source_dimension.getByteSize() == 1)
{
boost::int8_t v = source.getField<boost::int8_t>(source_dimension, source_index);
scale(source_dimension,
destination_dimension,
v);
if (destination_dimension.getByteSize() == 1)
destination.setField<boost::int8_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 2)
destination.setField<boost::int16_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 4)
destination.setField<boost::int32_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 8)
destination.setField<boost::int64_t>(destination_dimension, destination_index, v);
else
throw pdal_error("Unable to convert dimension from SignedInteger 1 to SignedInteger of size > 8");
return;
}
else if (source_dimension.getByteSize() == 2)
{
boost::int16_t v = source.getField<boost::int16_t>(source_dimension, source_index);
scale(source_dimension,
destination_dimension,
v);
if (destination_dimension.getByteSize() == 1)
destination.setField<boost::int8_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 2)
destination.setField<boost::int16_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 4)
destination.setField<boost::int32_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 8)
destination.setField<boost::int64_t>(destination_dimension, destination_index, v);
else
throw pdal_error("Unable to convert dimension from SignedInteger 2 to SignedInteger of size > 8");
return;
}
else if (source_dimension.getByteSize() == 4)
{
boost::int32_t v = source.getField<boost::int32_t>(source_dimension, source_index);
scale(source_dimension,
destination_dimension,
v);
if (destination_dimension.getByteSize() == 1)
destination.setField<boost::int8_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 2)
destination.setField<boost::int16_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 4)
destination.setField<boost::int32_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 8)
destination.setField<boost::int64_t>(destination_dimension, destination_index, v);
else
throw pdal_error("Unable to convert dimension from SignedInteger 4 to SignedInteger of size > 8");
return;
}
else if (source_dimension.getByteSize() == 8)
{
boost::int64_t v = source.getField<boost::int64_t>(source_dimension, source_index);
scale(source_dimension,
destination_dimension,
v);
if (destination_dimension.getByteSize() == 1)
destination.setField<boost::int8_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 2)
destination.setField<boost::int16_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 4)
destination.setField<boost::int32_t>(destination_dimension, destination_index, v);
else if (destination_dimension.getByteSize() == 8)
destination.setField<boost::int64_t>(destination_dimension, destination_index, v);
else
throw pdal_error("Unable to convert dimension from SignedInteger 8 to SignedInteger of size > 8");
return;
}
else
{
throw pdal_error("Unable to convert dimension::SignedInteger >8 to dimension::SignedInteger of size >8");
}
}
else if (destination_dimension.getInterpretation() == dimension::Float)
{
if (source_dimension.getByteSize() == 1)
{
boost::int8_t v = source.getField<boost::int8_t>(source_dimension, source_index);
double d = source_dimension.applyScaling<double>(v);
d = destination_dimension.removeScaling<double>(d);
if (destination_dimension.getByteSize() == 4)
destination.setField<float>(destination_dimension, destination_index, (float)d);
else if (destination_dimension.getByteSize() == 8)
destination.setField<double>(destination_dimension, destination_index, d);
else
throw pdal_error("Unable to convert dimension from SignedInteger 1 to Float of size > 8");
return;
}
else if (source_dimension.getByteSize() == 2)
{
boost::int16_t v = source.getField<boost::int16_t>(source_dimension, source_index);
double d = source_dimension.applyScaling<double>(v);
d = destination_dimension.removeScaling<double>(d);
if (destination_dimension.getByteSize() == 4)
destination.setField<float>(destination_dimension, destination_index, (float)d);
else if (destination_dimension.getByteSize() == 8)
destination.setField<double>(destination_dimension, destination_index, d);
else
throw pdal_error("Unable to convert dimension from SignedInteger 2 to Float of size > 8");
return;
}
else if (source_dimension.getByteSize() == 4)
{
boost::int32_t v = source.getField<boost::int32_t>(source_dimension, source_index);
double d = source_dimension.applyScaling<double>(v);
d = destination_dimension.removeScaling<double>(d);
if (destination_dimension.getByteSize() == 4)
destination.setField<float>(destination_dimension, destination_index, (float)d);
else if (destination_dimension.getByteSize() == 8)
destination.setField<double>(destination_dimension, destination_index, d);
else
throw pdal_error("Unable to convert dimension from SignedInteger 4 to Float of size > 8");
return;
}
else if (source_dimension.getByteSize() == 8)
{
boost::int64_t v = source.getField<boost::int64_t>(source_dimension, source_index);
double d = source_dimension.applyScaling<double>(v);
d = destination_dimension.removeScaling<double>(d);
if (destination_dimension.getByteSize() == 4)
destination.setField<float>(destination_dimension, destination_index, (float)d);
else if (destination_dimension.getByteSize() == 8)
destination.setField<double>(destination_dimension, destination_index, d);
else
throw pdal_error("Unable to convert dimension from SignedInteger 8 to Float of size > 8");
return;
}
else
{
throw pdal_error("Unable to convert dimension::SignedInteger >8 to dimension::Float of size >8");
}
}
}
if (source_dimension.getInterpretation() == dimension::UnsignedInteger)
{
if (destination_dimension.getInterpretation() == dimension::UnsignedInteger)
{
if (source_dimension.getByteSize() == 1)
{
boost::uint8_t v = source.getField<boost::uint8_t>(source_dimension, source_index);
double d = source_dimension.applyScaling<double>(v);
if (destination_dimension.getByteSize() == 1)
{
boost::uint8_t i = destination_dimension.removeScaling<boost::uint8_t>(d);
destination.setField<boost::uint8_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 2)
{
boost::uint16_t i = destination_dimension.removeScaling<boost::uint16_t>(d);
destination.setField<boost::uint16_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 4)
{
boost::uint32_t i = destination_dimension.removeScaling<boost::uint32_t>(d);
destination.setField<boost::uint32_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 8)
{
boost::uint64_t i = destination_dimension.removeScaling<boost::uint64_t>(d);
destination.setField<boost::uint64_t>(destination_dimension, destination_index, i);
}
else
throw pdal_error("Unable to convert dimension from UnsignedInteger 8 to UnsignedInteger of size > 8");
return;
}
else if (source_dimension.getByteSize() == 2)
{
boost::uint16_t v = source.getField<boost::uint16_t>(source_dimension, source_index);
double d = source_dimension.applyScaling<double>(v);
if (destination_dimension.getByteSize() == 1)
{
boost::uint8_t i = destination_dimension.removeScaling<boost::uint8_t>(d);
destination.setField<boost::uint8_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 2)
{
boost::uint16_t i = destination_dimension.removeScaling<boost::uint16_t>(d);
destination.setField<boost::uint16_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 4)
{
boost::uint32_t i = destination_dimension.removeScaling<boost::uint32_t>(d);
destination.setField<boost::uint32_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 8)
{
boost::uint64_t i = destination_dimension.removeScaling<boost::uint64_t>(d);
destination.setField<boost::uint64_t>(destination_dimension, destination_index, i);
}
else
throw pdal_error("Unable to convert dimension from UnsignedInteger 2 to UnsignedInteger of size > 8");
return;
}
else if (source_dimension.getByteSize() == 4)
{
boost::uint32_t v = source.getField<boost::uint32_t>(source_dimension, source_index);
double d = source_dimension.applyScaling<double>(v);
if (destination_dimension.getByteSize() == 1)
{
boost::uint8_t i = destination_dimension.removeScaling<boost::uint8_t>(d);
destination.setField<boost::uint8_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 2)
{
boost::uint16_t i = destination_dimension.removeScaling<boost::uint16_t>(d);
destination.setField<boost::uint16_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 4)
{
boost::uint32_t i = destination_dimension.removeScaling<boost::uint32_t>(d);
destination.setField<boost::uint32_t>(destination_dimension, destination_index, i);
}
else if (destination_dimension.getByteSize() == 8)
{
boost::uint64_t i = destination_dimension.removeScaling<boost::uint64_t>(d);
destination.setField<boost::uint64_t>(destination_dimension, destination_index, i);
}
else
throw pdal_error("Unable to convert dimension from UnsignedInteger 4 to UnsignedInteger of size > 8");
return;
}
else if (source_dimension.getByteSize() == 8)
{