/usr/include/pdal/PointRef.hpp is in libpdal-dev 1.4.0-1+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2015, Hobu Inc.
*
* 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.
****************************************************************************/
#pragma once
#include <pdal/PDALUtils.hpp>
#include <pdal/PointContainer.hpp>
#include <pdal/PointLayout.hpp>
#include <pdal/util/Utils.hpp>
namespace pdal
{
class PDAL_DLL PointRef
{
public:
PointRef(PointContainer& container, PointId idx) :
m_container(container), m_layout(*container.layout()), m_idx(idx)
{}
bool hasDim(Dimension::Id dim) const
{ return m_layout.hasDim(dim); }
template<class T>
T getFieldAs(Dimension::Id dim) const
{
T val(0);
bool success = true;
Everything e;
Dimension::Type type = m_layout.dimDetail(dim)->type();
m_container.getFieldInternal(dim, m_idx, &e);
switch (type)
{
case Dimension::Type::Unsigned8:
success = Utils::numericCast(e.u8, val);
break;
case Dimension::Type::Unsigned16:
success = Utils::numericCast(e.u16, val);
break;
case Dimension::Type::Unsigned32:
success = Utils::numericCast(e.u32, val);
break;
case Dimension::Type::Unsigned64:
success = Utils::numericCast(e.u64, val);
break;
case Dimension::Type::Signed8:
success = Utils::numericCast(e.s8, val);
break;
case Dimension::Type::Signed16:
success = Utils::numericCast(e.s16, val);
break;
case Dimension::Type::Signed32:
success = Utils::numericCast(e.s32, val);
break;
case Dimension::Type::Signed64:
success = Utils::numericCast(e.s64, val);
break;
case Dimension::Type::Float:
success = Utils::numericCast(e.f, val);
break;
case Dimension::Type::Double:
success = Utils::numericCast(e.d, val);
break;
case Dimension::Type::None:
val = 0;
break;
}
if (!success)
{
std::ostringstream oss;
oss << "Unable to fetch data and convert as requested: ";
oss << Dimension::name(dim) << ":" <<
Dimension::interpretationName(type) <<
"(" << Utils::toDouble(e, type) << ") -> " <<
Utils::typeidName<T>();
throw pdal_error(oss.str());
}
return val;
}
template<typename T>
void setField(Dimension::Id dim, T val)
{
Dimension::Type type = m_layout.dimDetail(dim)->type();
Everything e;
bool success = false;
switch (type)
{
case Dimension::Type::Unsigned8:
success = Utils::numericCast(val, e.u8);
break;
case Dimension::Type::Unsigned16:
success = Utils::numericCast(val, e.u16);
break;
case Dimension::Type::Unsigned32:
success = Utils::numericCast(val, e.u32);
break;
case Dimension::Type::Unsigned64:
success = Utils::numericCast(val, e.u64);
break;
case Dimension::Type::Signed8:
success = Utils::numericCast(val, e.s8);
break;
case Dimension::Type::Signed16:
success = Utils::numericCast(val, e.s16);
break;
case Dimension::Type::Signed32:
success = Utils::numericCast(val, e.s32);
break;
case Dimension::Type::Signed64:
success = Utils::numericCast(val, e.s64);
break;
case Dimension::Type::Float:
success = Utils::numericCast(val, e.f);
break;
case Dimension::Type::Double:
success = Utils::numericCast(val, e.d);
break;
case Dimension::Type::None:
break;
}
if (success)
m_container.setFieldInternal(dim, m_idx, &e);
}
void setPointId(PointId idx)
{ m_idx = idx; }
inline void getField(char *val, Dimension::Id d,
Dimension::Type type) const;
inline void setField(Dimension::Id dim,
Dimension::Type type, const void *val);
/// Fill a buffer with point data specified by the dimension list.
/// \param[in] dims List of dimensions/types to retrieve.
/// \param[in] idx Index of point to get.
/// \param[in] buf Pointer to buffer to fill.
void getPackedData(const DimTypeList& dims, char *buf) const
{
for (auto di = dims.begin(); di != dims.end(); ++di)
{
getField(buf, di->m_id, di->m_type);
buf += Dimension::size(di->m_type);
}
}
/// Load the point buffer from memory whose arrangement is specified
/// by the dimension list.
/// \param[in] dims Dimension/types of data in packed order
/// \param[in] idx Index of point to write.
/// \param[in] buf Packed data buffer.
void setPackedData(const DimTypeList& dims, const char *buf)
{
for (auto di = dims.begin(); di != dims.end(); ++di)
{
setField(di->m_id, di->m_type, (const void *)buf);
buf += Dimension::size(di->m_type);
}
}
private:
PointContainer& m_container;
PointLayout& m_layout;
PointId m_idx;
};
inline void PointRef::getField(char *val, Dimension::Id d,
Dimension::Type type) const
{
Everything e;
switch (type)
{
case Dimension::Type::Float:
e.f = getFieldAs<float>(d);
break;
case Dimension::Type::Double:
e.d = getFieldAs<double>(d);
break;
case Dimension::Type::Signed8:
e.s8 = getFieldAs<int8_t>(d);
break;
case Dimension::Type::Signed16:
e.s16 = getFieldAs<int16_t>(d);
break;
case Dimension::Type::Signed32:
e.s32 = getFieldAs<int32_t>(d);
break;
case Dimension::Type::Signed64:
e.s64 = getFieldAs<int64_t>(d);
break;
case Dimension::Type::Unsigned8:
e.u8 = getFieldAs<uint8_t>(d);
break;
case Dimension::Type::Unsigned16:
e.u16 = getFieldAs<uint16_t>(d);
break;
case Dimension::Type::Unsigned32:
e.u32 = getFieldAs<uint32_t>(d);
break;
case Dimension::Type::Unsigned64:
e.u64 = getFieldAs<uint64_t>(d);
break;
case Dimension::Type::None:
break;
}
memcpy(val, &e, Dimension::size(type));
}
inline void PointRef::setField(Dimension::Id dim,
Dimension::Type type, const void *val)
{
Everything e;
memcpy(&e, val, Dimension::size(type));
switch (type)
{
case Dimension::Type::Float:
setField(dim, e.f);
break;
case Dimension::Type::Double:
setField(dim, e.d);
break;
case Dimension::Type::Signed8:
setField(dim, e.s8);
break;
case Dimension::Type::Signed16:
setField(dim, e.s16);
break;
case Dimension::Type::Signed32:
setField(dim, e.s32);
break;
case Dimension::Type::Signed64:
setField(dim, e.s64);
break;
case Dimension::Type::Unsigned8:
setField(dim, e.u8);
break;
case Dimension::Type::Unsigned16:
setField(dim, e.u16);
break;
case Dimension::Type::Unsigned32:
setField(dim, e.u32);
break;
case Dimension::Type::Unsigned64:
setField(dim, e.u64);
break;
case Dimension::Type::None:
break;
}
}
} // namespace pdal
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