本文整理汇总了C++中std::ostream类的典型用法代码示例。如果您正苦于以下问题：C++ ostream类的具体用法？C++ ostream怎么用？C++ ostream使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了ostream类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: sintoxml
void sintoxml(std::ostream& s, const char* filename, sinparms& sp)
{
std::ifstream f(filename);
if (!f.is_open()) {
throw std::runtime_error("Unable to open SIN file for XML conversion");
}
pugi::xml_document doc;
pugi::xml_node root = doc.append_child();
root.set_name("philips");
std::string line;
const size_t buffer_size = 4096;
char buffer[buffer_size];
while (!f.eof()) {
f.getline(buffer,buffer_size);
std::string line(buffer);
std::stringstream s;
uint16_t idx1, idx2, idx3;
char tmp;
std::string parameter_name;
std::string parameter_value;
if (line.find(':') != std::string::npos && isdigit(line[1])) {
boost::algorithm::trim_right(line);
s << line;
s >> idx1; s >> idx2; s >> idx3; s >> tmp;
s >> parameter_name;
pugi::xml_node parm = root.append_child(parameter_name.c_str());
pugi::xml_attribute attr_idx1 = parm.append_attribute("idx1");
attr_idx1.set_value(idx1);
pugi::xml_attribute attr_idx2 = parm.append_attribute("idx2");
attr_idx2.set_value(idx2);
pugi::xml_attribute attr_idx3 = parm.append_attribute("idx3");
attr_idx3.set_value(idx3);
s >> tmp;
bool get_nchan = false;
float pda[2];
bool get_pda = false;
int pda_comp = 0;
if (parameter_name == "enable_pda") {
sp.ismira = false;
} else if (parameter_name == "max_measured_channels") {
get_nchan = true;
} else if (parameter_name == "nr_measured_channels") {
get_nchan = true;
} else if (parameter_name == "pda_ampl_factors") {
get_pda = true;
}
while (!s.eof()) {
s >> parameter_value;
if (get_nchan) {
sp.nchan = std::atoi(parameter_value.c_str());
}
if (get_pda) {
pda[pda_comp++] = std::atof(parameter_value.c_str());
if (pda_comp > 1) {
sp.pda_amp_factors.push_back(std::complex<float>(pda[0],pda[1]));
pda_comp = 0;
}
}
pugi::xml_node v = parm.append_child("value");
v.append_child(pugi::node_pcdata).set_value(parameter_value.c_str());
}
}
}
开发者ID:ismrmrd，项目名称:philips_to_ismrmrd，代码行数:72，代码来源:main.cpp
示例2: exportScore
int CsoundFile::exportScore(std::ostream &stream) const
{
stream << score << std::endl;
return stream.good();
}
开发者ID:hlolli，项目名称:csound，代码行数:5，代码来源:CsoundFile.cpp
示例3: format_impl
S32 LLSDXMLFormatter::format_impl(const LLSD& data, std::ostream& ostr, U32 options, U32 level) const
{
S32 format_count = 1;
std::string pre;
std::string post;
if (options & LLSDFormatter::OPTIONS_PRETTY)
{
for (U32 i = 0; i < level; i++)
{
pre += " ";
}
post = "\n";
}
switch(data.type())
{
case LLSD::TypeMap:
if (0 == data.size())
{
ostr << pre << "<map />" << post;
}
else
{
ostr << pre << "<map>" << post;
LLSD::map_const_iterator iter = data.beginMap();
LLSD::map_const_iterator end = data.endMap();
for (; iter != end; ++iter)
{
ostr << pre << "<key>" << escapeString((*iter).first) << "</key>" << post;
format_count += format_impl((*iter).second, ostr, options, level + 1);
}
ostr << pre << "</map>" << post;
}
break;
case LLSD::TypeArray:
if (0 == data.size())
{
ostr << pre << "<array />" << post;
}
else
{
ostr << pre << "<array>" << post;
LLSD::array_const_iterator iter = data.beginArray();
LLSD::array_const_iterator end = data.endArray();
for(; iter != end; ++iter)
{
format_count += format_impl(*iter, ostr, options, level + 1);
}
ostr << pre << "</array>" << post;
}
break;
case LLSD::TypeUndefined:
ostr << pre << "<undef />" << post;
break;
case LLSD::TypeBoolean:
ostr << pre << "<boolean>";
if (mBoolAlpha || (ostr.flags() & std::ios::boolalpha))
{
ostr << (data.asBoolean() ? "true" : "false");
}
else
{
ostr << (data.asBoolean() ? 1 : 0);
}
ostr << "</boolean>" << post;
break;
case LLSD::TypeInteger:
ostr << pre << "<integer>" << data.asInteger() << "</integer>" << post;
break;
case LLSD::TypeReal:
ostr << pre << "<real>";
if (mRealFormat.empty())
{
ostr << data.asReal();
}
else
{
formatReal(data.asReal(), ostr);
}
ostr << "</real>" << post;
break;
case LLSD::TypeUUID:
if (data.asUUID().isNull())
{
ostr << pre << "<uuid />" << post;
}
else
{
ostr << pre << "<uuid>" << data.asUUID() << "</uuid>" << post;
}
break;
case LLSD::TypeString:
//.........这里部分代码省略.........
开发者ID:OS-Development，项目名称:VW.Phoenix，代码行数:101，代码来源:llsdserialize_xml.cpp
示例4: saveToStream
void ChunkPillar::saveToStream(std::ostream& pillarData)
{
// Save the heightmap
pillarData.write(reinterpret_cast<char*>(heightMap.data()), heightMap.size() * sizeof(heightMap[0]));
}
开发者ID:1am3r，项目名称:cubicplanets，代码行数:5，代码来源:ChunkPillar.cpp
示例5: exportCommand
int CsoundFile::exportCommand(std::ostream &stream) const
{
stream << command.c_str() << std::endl;
return stream.good();
}
开发者ID:hlolli，项目名称:csound，代码行数:5，代码来源:CsoundFile.cpp
示例6: save
void PeSectionHeader::save(std::ostream& os) const {
os.write(reinterpret_cast<const char*>(&this->st), sizeof(this->st));
}
开发者ID:Manouchehri，项目名称:Triton，代码行数:3，代码来源:peSectionHeader.cpp
示例7: write_uint16
void write_uint16(std::ostream& s, uint16_t x) {
uint8_t buf[2];
buf[0] = x;
buf[1] = x >> 8;
s.write(reinterpret_cast<char*>(buf), 2);
}
开发者ID:mbitsnbites，项目名称:libsac，代码行数:6，代码来源:file_io.cpp
示例8: install_separator
void install_separator(std::ostream& o1, std::ostream& o2)
{
static custom_separator csep(o2);
o1.rdbuf(&csep);
o1.tie(&o2);
}
开发者ID:CCJY，项目名称:coliru，代码行数:6，代码来源:main.cpp
示例9:
void VerifSuite_CppPrintfComp_1_t::print ( std::ostream& s ) {
#if __cplusplus >= 201103L
if (T1.values[0]) dat_prints<104>(s, "display %h %h", T3, T2);
#endif
s.flush();
}
开发者ID:EqualInformation，项目名称:chisel，代码行数:6，代码来源:VerifSuite_CppPrintfComp_1.cpp
示例10: LogError
void CLogger::LogError( std::ostream const & msg )
{
std::stringstream ss;
ss << msg.rdbuf();
LogError( ss.str() );
}
开发者ID:DragonJoker，项目名称:DatabaseConnector，代码行数:6，代码来源:DatabaseLogger.cpp
示例11: write32
void write32(std::ostream &s, uint32 v) {
uint32 t = swapEndianLong(v);
s.write((char *)&t, 4);
}
开发者ID:JennaMalkin，项目名称:openc2e，代码行数:4，代码来源:streamutils.cpp
示例12: swrite
void swrite(std::ostream& s, std::string t) {
int32_t len = (int32_t)t.size();
swrite(s, len);
s.write(t.c_str(), len);
while (len++ % 4) s.put(0);
}
开发者ID:VTREEM，项目名称:IfcOpenShell，代码行数:6，代码来源:IfcGeomServer.cpp
示例13: writeRGBStream
WriteResult writeRGBStream(const osg::Image& img, std::ostream &fout, const std::string& name) const
{
rawImageRec raw;
raw.imagic = 0732;
GLenum dataType = img.getDataType();
raw.type = dataType == GL_UNSIGNED_BYTE ? 1 :
dataType == GL_BYTE ? 1 :
dataType == GL_BITMAP ? 1 :
dataType == GL_UNSIGNED_SHORT ? 2 :
dataType == GL_SHORT ? 2 :
dataType == GL_UNSIGNED_INT ? 4 :
dataType == GL_INT ? 4 :
dataType == GL_FLOAT ? 4 :
dataType == GL_UNSIGNED_BYTE_3_3_2 ? 1 :
dataType == GL_UNSIGNED_BYTE_2_3_3_REV ? 1 :
dataType == GL_UNSIGNED_SHORT_5_6_5 ? 2 :
dataType == GL_UNSIGNED_SHORT_5_6_5_REV ? 2 :
dataType == GL_UNSIGNED_SHORT_4_4_4_4 ? 2 :
dataType == GL_UNSIGNED_SHORT_4_4_4_4_REV ? 2 :
dataType == GL_UNSIGNED_SHORT_5_5_5_1 ? 2 :
dataType == GL_UNSIGNED_SHORT_1_5_5_5_REV ? 2 :
dataType == GL_UNSIGNED_INT_8_8_8_8 ? 4 :
dataType == GL_UNSIGNED_INT_8_8_8_8_REV ? 4 :
dataType == GL_UNSIGNED_INT_10_10_10_2 ? 4 :
dataType == GL_UNSIGNED_INT_2_10_10_10_REV ? 4 : 4;
GLenum pixelFormat = img.getPixelFormat();
raw.dim = 3;
raw.sizeX = img.s();
raw.sizeY = img.t();
raw.sizeZ =
pixelFormat == GL_COLOR_INDEX? 1 :
pixelFormat == GL_RED? 1 :
pixelFormat == GL_GREEN? 1 :
pixelFormat == GL_BLUE? 1 :
pixelFormat == GL_ALPHA? 1 :
pixelFormat == GL_RGB? 3 :
pixelFormat == GL_BGR ? 3 :
pixelFormat == GL_RGBA? 4 :
pixelFormat == GL_BGRA? 4 :
pixelFormat == GL_LUMINANCE? 1 :
pixelFormat == GL_LUMINANCE_ALPHA ? 2 : 1;
raw.min = 0;
raw.max = 0xFF;
raw.wasteBytes = 0;
strncpy( raw.name, name.c_str(), 80);
raw.colorMap = 0;
raw.bpc = (img.getPixelSizeInBits()/raw.sizeZ)/8;
int isize = img.getImageSizeInBytes();
unsigned char *buffer = new unsigned char[isize];
if(raw.bpc == 1)
{
unsigned char *dptr = buffer;
int i, j;
for( i = 0; i < raw.sizeZ; ++i )
{
const unsigned char *ptr = img.data();
ptr += i;
for( j = 0; j < isize/raw.sizeZ; ++j )
{
*(dptr++) = *ptr;
ptr += raw.sizeZ;
}
}
}
else
{ // bpc == 2
unsigned short *dptr = reinterpret_cast<unsigned short*>(buffer);
int i, j;
for( i = 0; i < raw.sizeZ; ++i )
{
const unsigned short *ptr = reinterpret_cast<const unsigned short*>(img.data());
ptr += i;
for( j = 0; j < isize/(raw.sizeZ*2); ++j )
{
*dptr = *ptr;
ConvertShort(dptr++, 1);
ptr += raw.sizeZ;
}
}
}
if( raw.needsBytesSwapped() )
raw.swapBytes();
/*
swapBytes( raw.imagic );
swapBytes( raw.type );
swapBytes( raw.dim );
swapBytes( raw.sizeX );
swapBytes( raw.sizeY );
swapBytes( raw.sizeZ );
swapBytes( raw.min );
swapBytes( raw.max );
swapBytes( raw.colorMap );
//.........这里部分代码省略.........
开发者ID:yueying，项目名称:osg，代码行数:101，代码来源:ReaderWriterRGB.cpp
示例14: serialize
ErrorStatus serialize(std::ostream &dst) const {
uint16_t tmp16;
dst.write(reinterpret_cast<const char *>(&_clientIP),
sizeof(_clientIP));
if (!dst) {
return E_FSTREAM;
}
dst.write(reinterpret_cast<const char *>(&_serverIP),
sizeof(_serverIP));
if (!dst) {
return E_FSTREAM;
}
dst.write(reinterpret_cast<const char *>(&_queryTime),
sizeof(_queryTime));
if (!dst) {
return E_FSTREAM;
}
dst.write(reinterpret_cast<const char *>(&_responseTime),
sizeof(_responseTime));
if (!dst) {
return E_FSTREAM;
}
dst.write(reinterpret_cast<const char *>(&_queryFlags),
sizeof(_queryFlags));
if (!dst) {
return E_FSTREAM;
}
dst.write(reinterpret_cast<const char *>(&_responseFlags),
sizeof(_responseFlags));
if (!dst) {
return E_FSTREAM;
}
dst.put(boost::numeric_cast<uint8_t>(_queryName.length()));
if (!dst) {
return E_FSTREAM;
}
dst.write(_queryName.data(), _queryName.length());
if (!dst) {
return E_FSTREAM;
}
dst.write(reinterpret_cast<const char *>(&_queryType),
sizeof(_queryType));
if (!dst) {
return E_FSTREAM;
}
tmp16 = boost::numeric_cast<uint16_t>(_responses.size());
dst.write(reinterpret_cast<const char *>(&tmp16),
sizeof(tmp16));
if (!dst) {
return E_FSTREAM;
}
for (std::vector<DNSResponse*>::const_iterator it(_responses.begin());
it != _responses.end();
++it)
{
dst.put(boost::numeric_cast<uint8_t>((*it)->name().length()));
if (!dst) {
return E_FSTREAM;
}
dst.write((*it)->name().data(), (*it)->name().length());
if (!dst) {
return E_FSTREAM;
}
tmp16 = (*it)->rawType();
dst.write(reinterpret_cast<const char *>(&tmp16),
sizeof(tmp16));
if (!dst) {
return E_FSTREAM;
}
tmp16 = boost::numeric_cast<uint16_t>((*it)->resourceData().length());
dst.write(reinterpret_cast<const char *>(&tmp16), sizeof(tmp16));
if (!dst) {
return E_FSTREAM;
}
dst.write((*it)->resourceData().data(), (*it)->resourceData().length());
if (!dst) {
return E_FSTREAM;
}
}
return E_SUCCESS;
}
开发者ID:derrick0714，项目名称:infer，代码行数:83，代码来源:DNS.hpp
示例15: finest_level
void
BoxLib::WriteGenericPlotfileHeader (std::ostream &HeaderFile,
int nlevels,
const Array<BoxArray> &bArray,
const Array<std::string> &varnames,
const Array<Geometry> &geom,
Real time,
const Array<int> &level_steps,
const Array<IntVect> &ref_ratio,
const std::string &versionName,
const std::string &levelPrefix,
const std::string &mfPrefix)
{
BL_PROFILE("WriteGenericPlotfileHeader()");
BL_ASSERT(nlevels <= bArray.size());
BL_ASSERT(nlevels <= geom.size());
BL_ASSERT(nlevels <= ref_ratio.size()+1);
BL_ASSERT(nlevels <= level_steps.size());
int finest_level(nlevels - 1);
HeaderFile.precision(17);
VisMF::IO_Buffer io_buffer(VisMF::IO_Buffer_Size);
HeaderFile.rdbuf()->pubsetbuf(io_buffer.dataPtr(), io_buffer.size());
// ---- this is the generic plot file type name
HeaderFile << versionName << '\n';
HeaderFile << varnames.size() << '\n';
for (int ivar = 0; ivar < varnames.size(); ++ivar) {
HeaderFile << varnames[ivar] << "\n";
}
HeaderFile << BL_SPACEDIM << '\n';
HeaderFile << time << '\n';
HeaderFile << finest_level << '\n';
for (int i = 0; i < BL_SPACEDIM; ++i) {
HeaderFile << Geometry::ProbLo(i) << ' ';
}
HeaderFile << '\n';
for (int i = 0; i < BL_SPACEDIM; ++i) {
HeaderFile << Geometry::ProbHi(i) << ' ';
}
HeaderFile << '\n';
for (int i = 0; i < finest_level; ++i) {
HeaderFile << ref_ratio[i][0] << ' ';
}
HeaderFile << '\n';
for (int i = 0; i <= finest_level; ++i) {
HeaderFile << geom[i].Domain() << ' ';
}
HeaderFile << '\n';
for (int i = 0; i <= finest_level; ++i) {
HeaderFile << level_steps[i] << ' ';
}
HeaderFile << '\n';
for (int i = 0; i <= finest_level; ++i) {
for (int k = 0; k < BL_SPACEDIM; ++k) {
HeaderFile << geom[i].CellSize()[k] << ' ';
}
HeaderFile << '\n';
}
HeaderFile << (int) Geometry::Coord() << '\n';
HeaderFile << "0\n";
for (int level = 0; level <= finest_level; ++level) {
HeaderFile << level << ' ' << bArray[level].size() << ' ' << time << '\n';
HeaderFile << level_steps[level] << '\n';
for (int i = 0; i < bArray[level].size(); ++i)
{
const Box &b(bArray[level][i]);
RealBox loc = RealBox(b, geom[level].CellSize(), geom[level].ProbLo());
for (int n = 0; n < BL_SPACEDIM; ++n) {
HeaderFile << loc.lo(n) << ' ' << loc.hi(n) << '\n';
}
}
HeaderFile << MultiFabHeaderPath(level, levelPrefix, mfPrefix) << '\n';
}
}
开发者ID:BoxLib-Codes，项目名称:BoxLib，代码行数:83，代码来源:PlotFileUtil.cpp
示例16: printSummary
/**
* Print the summary of the move.
*
* The summary just contains the current value of the tuning parameter.
* It is printed to the stream that it passed in.
*
* \param[in] o The stream to which we print the summary.
*/
void MetropolisHastingsMove::printSummary(std::ostream &o) const
{
std::streamsize previousPrecision = o.precision();
std::ios_base::fmtflags previousFlags = o.flags();
o << std::fixed;
o << std::setprecision(4);
// print the name
const std::string &n = getMoveName();
size_t spaces = 40 - (n.length() > 40 ? 40 : n.length());
o << n;
for (size_t i = 0; i < spaces; ++i)
{
o << " ";
}
o << " ";
// print the DagNode name
const std::string &dn_name = (*nodes.begin())->getName();
spaces = 20 - (dn_name.length() > 20 ? 20 : dn_name.length());
o << dn_name;
for (size_t i = 0; i < spaces; ++i)
{
o << " ";
}
o << " ";
// print the weight
int w_length = 4 - (int)log10(weight);
for (int i = 0; i < w_length; ++i)
{
o << " ";
}
o << weight;
o << " ";
// print the number of tries
int t_length = 9 - (int)log10(numTried);
for (int i = 0; i < t_length; ++i)
{
o << " ";
}
o << numTried;
o << " ";
// print the number of accepted
int a_length = 9;
if (numAccepted > 0) a_length -= (int)log10(numAccepted);
for (int i = 0; i < a_length; ++i)
{
o << " ";
}
o << numAccepted;
o << " ";
// print the acceptance ratio
double ratio = numAccepted / (double)numTried;
if (numTried == 0) ratio = 0;
int r_length = 5;
for (int i = 0; i < r_length; ++i)
{
o << " ";
}
o << ratio;
o << " ";
proposal->printParameterSummary( o );
o << std::endl;
o.setf(previousFlags);
o.precision(previousPrecision);
}
开发者ID:wrightaprilm，项目名称:revbayes，代码行数:86，代码来源:MetropolisHastingsMove.cpp
示例17: finish
void finish(std::ostream& out)
{
out.flush();
}
开发者ID:fen，项目名称:specpp，代码行数:4，代码来源:compiler.hpp
示例18: decompressZlib
void decompressZlib(std::istream &is, std::ostream &os)
{
z_stream z;
const s32 bufsize = 16384;
char input_buffer[bufsize];
char output_buffer[bufsize];
int status = 0;
int ret;
int bytes_read = 0;
int input_buffer_len = 0;
z.zalloc = Z_NULL;
z.zfree = Z_NULL;
z.opaque = Z_NULL;
ret = inflateInit(&z);
if(ret != Z_OK)
throw SerializationError("dcompressZlib: inflateInit failed");
z.avail_in = 0;
//dstream<<"initial fail="<<is.fail()<<" bad="<<is.bad()<<std::endl;
for(;;)
{
z.next_out = (Bytef*)output_buffer;
z.avail_out = bufsize;
if(z.avail_in == 0)
{
z.next_in = (Bytef*)input_buffer;
input_buffer_len = is.readsome(input_buffer, bufsize);
z.avail_in = input_buffer_len;
//dstream<<"read fail="<<is.fail()<<" bad="<<is.bad()<<std::endl;
}
if(z.avail_in == 0)
{
//dstream<<"z.avail_in == 0"<<std::endl;
break;
}
//dstream<<"1 z.avail_in="<<z.avail_in<<std::endl;
status = inflate(&z, Z_NO_FLUSH);
//dstream<<"2 z.avail_in="<<z.avail_in<<std::endl;
bytes_read += is.gcount() - z.avail_in;
//dstream<<"bytes_read="<<bytes_read<<std::endl;
if(status == Z_NEED_DICT || status == Z_DATA_ERROR
|| status == Z_MEM_ERROR)
{
zerr(status);
throw SerializationError("decompressZlib: inflate failed");
}
int count = bufsize - z.avail_out;
//dstream<<"count="<<count<<std::endl;
if(count)
os.write(output_buffer, count);
if(status == Z_STREAM_END)
{
//dstream<<"Z_STREAM_END"<<std::endl;
//dstream<<"z.avail_in="<<z.avail_in<<std::endl;
//dstream<<"fail="<<is.fail()<<" bad="<<is.bad()<<std::endl;
// Unget all the data that inflate didn't take
for(u32 i=0; i < z.avail_in; i++)
{
is.unget();
if(is.fail() || is.bad())
{
dstream<<"unget #"<<i<<" failed"<<std::endl;
dstream<<"fail="<<is.fail()<<" bad="<<is.bad()<<std::endl;
throw SerializationError("decompressZlib: unget failed");
}
}
break;
}
}
inflateEnd(&z);
}
开发者ID:1CoreyDev1，项目名称:minetest，代码行数:81，代码来源:serialization.cpp
示例19: writeToStream
void Gaussian::writeToStream(std::ostream& o) const{
o.precision(3);
o << "{" << "Gaussian:" << " " << "mu = " << mu << " sigma = " << sigma << " " << "}";
}
开发者ID:bfisch02，项目名称:csax_cpp，代码行数:4，代码来源:errormodel.cpp
示例20: is_colorized
// Say whether a given stream should be colorized or not. It's always
// true for ATTY streams and may be true for streams marked with
// colorize flag.
inline
bool is_colorized(std::ostream& stream)
{
return is_atty(stream) || static_cast<bool>(stream.iword(colorize_index));
}
开发者ID:ikalnitsky，项目名称:termcolor，代码行数:8，代码来源:termcolor.hpp
注：本文中的std::ostream类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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