/usr/include/pdal/DimUtil.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) 2016, 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 the Martin Isenburg or Iowa Department
* of Natural Resources 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
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****************************************************************************/
#pragma once
#include <string>
#include <vector>
#include <pdal/util/Utils.hpp>
namespace pdal
{
namespace Dimension
{
enum class BaseType
{
None = 0x000,
Signed = 0x100,
Unsigned = 0x200,
Floating = 0x400
};
inline BaseType fromName(std::string name)
{
if (name == "signed")
return BaseType::Signed;
else if (name == "unsigned")
return BaseType::Unsigned;
else if (name == "floating")
return BaseType::Floating;
return BaseType::None;
}
inline std::string toName(BaseType b)
{
switch (b)
{
case BaseType::Signed:
return "signed";
case BaseType::Unsigned:
return "unsigned";
case BaseType::Floating:
return "floating";
default:
return "";
}
}
enum class Type
{
None = 0,
Unsigned8 = unsigned(BaseType::Unsigned) | 1,
Signed8 = unsigned(BaseType::Signed) | 1,
Unsigned16 = unsigned(BaseType::Unsigned) | 2,
Signed16 = unsigned(BaseType::Signed) | 2,
Unsigned32 = unsigned(BaseType::Unsigned) | 4,
Signed32 = unsigned(BaseType::Signed) | 4,
Unsigned64 = unsigned(BaseType::Unsigned) | 8,
Signed64 = unsigned(BaseType::Signed) | 8,
Float = unsigned(BaseType::Floating) | 4,
Double = unsigned(BaseType::Floating) | 8
};
inline std::size_t size(Type t)
{
return Utils::toNative(t) & 0xFF;
}
inline BaseType base(Type t)
{
return BaseType(Utils::toNative(t) & 0xFF00);
}
static const int COUNT = std::numeric_limits<uint16_t>::max();
static const int PROPRIETARY = 0xFF00;
/// Get a string reresentation of a datatype.
/// \param[in] dimtype Dimension type.
/// \return String representation of dimension type.
inline std::string interpretationName(Type dimtype)
{
switch (dimtype)
{
case Type::None:
return "unknown";
case Type::Signed8:
return "int8_t";
case Type::Signed16:
return "int16_t";
case Type::Signed32:
return "int32_t";
case Type::Signed64:
return "int64_t";
case Type::Unsigned8:
return "uint8_t";
case Type::Unsigned16:
return "uint16_t";
case Type::Unsigned32:
return "uint32_t";
case Type::Unsigned64:
return "uint64_t";
case Type::Float:
return "float";
case Type::Double:
return "double";
}
return "unknown";
}
/// Get the type corresponding to a type name.
/// \param s Name of type.
/// \return Corresponding type enumeration value.
inline Type type(std::string s)
{
s = Utils::tolower(s);
if (s == "int8_t" || s == "int8")
return Type::Signed8;
if (s == "int16_t" || s == "int16")
return Type::Signed16;
if (s == "int32_t" || s == "int32")
return Type::Signed32;
if (s == "int64_t" || s == "int64")
return Type::Signed64;
if (s == "uint8_t" || s == "uint8")
return Type::Unsigned8;
if (s == "uint16_t" || s == "uint16")
return Type::Unsigned16;
if (s == "uint32_t" || s == "uint32")
return Type::Unsigned32;
if (s == "uint64_t" || s == "uint64")
return Type::Unsigned64;
if (s == "float")
return Type::Float;
if (s == "double")
return Type::Double;
return Type::None;
}
/// Extract a dimension name of a string. Dimension names start with an alpha
/// and continue with numbers or underscores.
/// \param s String from which to extract dimension name.
/// \param p Position at which to start extracting.
/// \return Number of characters in the extracted name.
inline std::size_t extractName(const std::string& s, std::string::size_type p)
{
if (!std::isalpha(s[p++]))
return 0;
auto isvalid = [](int c)
{
return std::isalpha(c) || std::isdigit(c) || c == '_';
};
return Utils::extract(s, p, isvalid) + 1;
}
} // namespace Dimension
} // namespace pdal
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