/usr/include/osgDB/InputStream is in libopenscenegraph-dev 3.2.1-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 | /* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2010 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
// Written by Wang Rui, (C) 2010
#ifndef OSGDB_INPUTSTREAM
#define OSGDB_INPUTSTREAM
#include <osg/Endian>
#include <osg/Vec2>
#include <osg/Vec3>
#include <osg/Vec4>
#include <osg/Vec2i>
#include <osg/Vec3i>
#include <osg/Vec4i>
#include <osg/Vec2ui>
#include <osg/Vec3ui>
#include <osg/Vec4ui>
#include <osg/Quat>
#include <osg/Matrix>
#include <osg/Array>
#include <osg/PrimitiveSet>
#include <osgDB/ReaderWriter>
#include <osgDB/StreamOperator>
#include <osgDB/Options>
#include <iostream>
#include <sstream>
namespace osgDB
{
class InputException : public osg::Referenced
{
public:
InputException( const std::vector<std::string>& fields, const std::string& err ) : _error(err)
{
for ( unsigned int i=0; i<fields.size(); ++i )
{
_field += fields[i];
_field += " ";
}
}
const std::string& getField() const { return _field; }
const std::string& getError() const { return _error; }
protected:
std::string _field;
std::string _error;
};
class OSGDB_EXPORT InputStream
{
public:
typedef std::map< unsigned int, osg::ref_ptr<osg::Array> > ArrayMap;
typedef std::map< unsigned int, osg::ref_ptr<osg::Object> > IdentifierMap;
enum ReadType
{
READ_UNKNOWN = 0,
READ_SCENE,
READ_IMAGE,
READ_OBJECT
};
InputStream( const osgDB::Options* options );
virtual ~InputStream();
void setFileVersion( const std::string& d, int v ) { _domainVersionMap[d] = v; }
int getFileVersion( const std::string& d=std::string() ) const;
bool isBinary() const { return _in->isBinary(); }
const osgDB::Options* getOptions() const { return _options.get(); }
// Serialization related functions
InputStream& operator>>( bool& b ) { _in->readBool(b); checkStream(); return *this; }
InputStream& operator>>( char& c ) { _in->readChar(c); checkStream(); return *this; }
InputStream& operator>>( signed char& c ) { _in->readSChar(c); checkStream(); return *this; }
InputStream& operator>>( unsigned char& c ) { _in->readUChar(c); checkStream(); return *this; }
InputStream& operator>>( short& s ) { _in->readShort(s); checkStream(); return *this; }
InputStream& operator>>( unsigned short& s ) { _in->readUShort(s); checkStream(); return *this; }
InputStream& operator>>( int& i ) { _in->readInt(i); checkStream(); return *this; }
InputStream& operator>>( unsigned int& i ) { _in->readUInt(i); checkStream(); return *this; }
InputStream& operator>>( long& l ) { _in->readLong(l); checkStream(); return *this; }
InputStream& operator>>( unsigned long& l ) { _in->readULong(l); checkStream(); return *this; }
InputStream& operator>>( float& f ) { _in->readFloat(f); checkStream(); return *this; }
InputStream& operator>>( double& d ) { _in->readDouble(d); checkStream(); return *this; }
InputStream& operator>>( std::string& s ) { _in->readString(s); checkStream(); return *this; }
InputStream& operator>>( std::istream& (*fn)(std::istream&) ) { _in->readStream(fn); checkStream(); return *this; }
InputStream& operator>>( std::ios_base& (*fn)(std::ios_base&) ) { _in->readBase(fn); checkStream(); return *this; }
InputStream& operator>>( ObjectGLenum& value ) { _in->readGLenum(value); checkStream(); return *this; }
InputStream& operator>>( ObjectProperty& prop ) { _in->readProperty(prop); checkStream(); return *this; }
InputStream& operator>>( ObjectMark& mark ) { _in->readMark(mark); checkStream(); return *this; }
InputStream& operator>>( osg::Vec2b& v );
InputStream& operator>>( osg::Vec3b& v );
InputStream& operator>>( osg::Vec4b& v );
InputStream& operator>>( osg::Vec2ub& v );
InputStream& operator>>( osg::Vec3ub& v );
InputStream& operator>>( osg::Vec4ub& v );
InputStream& operator>>( osg::Vec2s& v );
InputStream& operator>>( osg::Vec3s& v );
InputStream& operator>>( osg::Vec4s& v );
InputStream& operator>>( osg::Vec2us& v );
InputStream& operator>>( osg::Vec3us& v );
InputStream& operator>>( osg::Vec4us& v );
InputStream& operator>>( osg::Vec2i& v );
InputStream& operator>>( osg::Vec3i& v );
InputStream& operator>>( osg::Vec4i& v );
InputStream& operator>>( osg::Vec2ui& v );
InputStream& operator>>( osg::Vec3ui& v );
InputStream& operator>>( osg::Vec4ui& v );
InputStream& operator>>( osg::Vec2f& v );
InputStream& operator>>( osg::Vec3f& v );
InputStream& operator>>( osg::Vec4f& v );
InputStream& operator>>( osg::Vec2d& v );
InputStream& operator>>( osg::Vec3d& v );
InputStream& operator>>( osg::Vec4d& v );
InputStream& operator>>( osg::Quat& q );
InputStream& operator>>( osg::Plane& p );
InputStream& operator>>( osg::Matrixf& mat );
InputStream& operator>>( osg::Matrixd& mat );
InputStream& operator>>( osg::Array*& a ) { a = readArray(); return *this; }
InputStream& operator>>( osg::Image*& img ) { img = readImage(); return *this; }
InputStream& operator>>( osg::PrimitiveSet*& p ) { p = readPrimitiveSet(); return *this; }
InputStream& operator>>( osg::Object*& obj ) { obj = readObject(); return *this; }
InputStream& operator>>( osg::ref_ptr<osg::Array>& ptr ) { ptr = readArray(); return *this; }
InputStream& operator>>( osg::ref_ptr<osg::Image>& ptr ) { ptr = readImage(); return *this; }
InputStream& operator>>( osg::ref_ptr<osg::PrimitiveSet>& ptr ) { ptr = readPrimitiveSet(); return *this; }
template<typename T> InputStream& operator>>( osg::ref_ptr<T>& ptr )
{ ptr = static_cast<T*>(readObject()); return *this; }
// Convenient methods for reading
bool matchString( const std::string& str ) { return _in->matchString(str); }
void advanceToCurrentEndBracket() { _in->advanceToCurrentEndBracket(); }
void readWrappedString( std::string& str ) { _in->readWrappedString(str); checkStream(); }
void readCharArray( char* s, unsigned int size ) { _in->readCharArray(s, size); }
void readComponentArray( char* s, unsigned int numElements, unsigned int numComponentsPerElements, unsigned int componentSizeInBytes) { _in->readComponentArray( s, numElements, numComponentsPerElements, componentSizeInBytes); }
// readSize() use unsigned int for all sizes.
unsigned int readSize() { unsigned int size; *this>>size; return size; }
// Global reading functions
osg::Array* readArray();
osg::PrimitiveSet* readPrimitiveSet();
osg::Image* readImage(bool readFromExternal=true);
osg::Object* readObject( osg::Object* existingObj=0 );
osg::Object* readObjectFields( const std::string& className, unsigned int id, osg::Object* existingObj=0);
/// set an input iterator, used directly when not using InputStream with a traditional file releated stream.
void setInputIterator( InputIterator* ii ) { _in = ii; }
/// start reading from InputStream treating it as a traditional file releated stream, handles headers and versioning
ReadType start( InputIterator* );
void decompress();
// Schema handlers
void readSchema( std::istream& fin );
void resetSchema();
// Exception handlers
inline void throwException( const std::string& msg );
const InputException* getException() const { return _exception.get(); }
// Property & mask variables
ObjectProperty PROPERTY;
ObjectMark BEGIN_BRACKET;
ObjectMark END_BRACKET;
protected:
inline void checkStream();
void setWrapperSchema( const std::string& name, const std::string& properties );
template<typename T>
void readArrayImplementation( T* a, unsigned int numComponentsPerElements, unsigned int componentSizeInBytes );
ArrayMap _arrayMap;
IdentifierMap _identifierMap;
typedef std::map<std::string, int> VersionMap;
VersionMap _domainVersionMap;
int _fileVersion;
bool _useSchemaData;
bool _forceReadingImage;
std::vector<std::string> _fields;
osg::ref_ptr<InputIterator> _in;
osg::ref_ptr<InputException> _exception;
osg::ref_ptr<const osgDB::Options> _options;
// store here to avoid a new and a leak in InputStream::decompress
std::stringstream* _dataDecompress;
};
void InputStream::throwException( const std::string& msg )
{
_exception = new InputException(_fields, msg);
}
void InputStream::checkStream()
{
_in->checkStream();
if ( _in->isFailed() )
throwException( "InputStream: Failed to read from stream." );
}
}
#endif
|