Hi Robert,
I am back from a long holiday, here is the attachment. Apparently I cannot
send .zip files anymore, now trying the cpp file as attachment.
Laurens.
On Fri, Aug 8, 2014 at 6:37 PM, Robert Osfield <[email protected]>
wrote:
> Hi Laurens,
>
>
> On 21 July 2014 17:39, Robert Osfield <[email protected]> wrote:
>
>> HI Laurens,
>>
>> I could spot any attachment, could you repost.
>>
>
>
> Still waiting :-)
>
>
>
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>
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>
>
#include "osg/ProxyNode"
#include "osg/Notify"
#include <osg/io_utils>
#include "osgDB/Registry"
#include "osgDB/Input"
#include "osgDB/Output"
#include <osgDB/ReadFile>
#include <osgDB/WriteFile>
#include <osgDB/FileUtils>
#include <osgDB/FileNameUtils>
using namespace osg;
using namespace osgDB;
// forward declare functions to use later.
bool ProxyNode_readLocalData(Object& obj, Input& fr);
bool ProxyNode_writeLocalData(const Object& obj, Output& fw);
// register the read and write functions with the osgDB::Registry.
REGISTER_DOTOSGWRAPPER(ProxyNode)
(
new osg::ProxyNode,
"ProxyNode",
"Object Node ProxyNode",
&ProxyNode_readLocalData,
&ProxyNode_writeLocalData
);
bool ProxyNode_readLocalData(Object& obj, Input& fr)
{
bool iteratorAdvanced = false;
ProxyNode& proxyNode = static_cast<ProxyNode&>(obj);
if (fr.matchSequence("Center %f %f %f"))
{
Vec3 center;
fr[1].getFloat(center[0]);
fr[2].getFloat(center[1]);
fr[3].getFloat(center[2]);
proxyNode.setCenter(center);
iteratorAdvanced = true;
fr+=4;
}
else
proxyNode.setCenterMode(osg::ProxyNode::USE_BOUNDING_SPHERE_CENTER);
if (fr.matchSequence("ExtRefMode %s") || fr.matchSequence("ExtRefMode %w"))
{
if (fr[1].matchWord("LOAD_IMMEDIATELY"))
proxyNode.setLoadingExternalReferenceMode(ProxyNode::LOAD_IMMEDIATELY);
else if (fr[1].matchWord("DEFER_LOADING_TO_DATABASE_PAGER"))
proxyNode.setLoadingExternalReferenceMode(ProxyNode::DEFER_LOADING_TO_DATABASE_PAGER);
else if (fr[1].matchWord("NO_AUTOMATIC_LOADING"))
proxyNode.setLoadingExternalReferenceMode(ProxyNode::NO_AUTOMATIC_LOADING);
fr+=2;
iteratorAdvanced = true;
}
float radius;
if (fr[0].matchWord("Radius") && fr[1].getFloat(radius))
{
proxyNode.setRadius(radius);
fr+=2;
iteratorAdvanced = true;
}
if (fr.getOptions() && !fr.getOptions()->getDatabasePathList().empty())
{
const std::string& path = fr.getOptions()->getDatabasePathList().front();
if (!path.empty())
{
proxyNode.setDatabasePath(path);
}
}
bool matchFirst;
if ((matchFirst=fr.matchSequence("FileNameList {")) || fr.matchSequence("FileNameList %i {"))
{
// set up coordinates.
int entry = fr[0].getNoNestedBrackets();
if (matchFirst)
{
fr += 2;
}
else
{
fr += 3;
}
unsigned int i=0;
while (!fr.eof() && fr[0].getNoNestedBrackets()>entry)
{
if (fr[0].isString() || fr[0].isQuotedString())
{
if (fr[0].getStr()) proxyNode.setFileName(i,fr[0].getStr());
else proxyNode.setFileName(i,"");
++fr;
++i;
}
else
{
++fr;
}
}
iteratorAdvanced = true;
++fr;
}
unsigned int num_children = 0;
if (fr[0].matchWord("num_children") &&
fr[1].getUInt(num_children))
{
// could allocate space for children here...
fr+=2;
iteratorAdvanced = true;
}
bool make_options = (fr.getOptions() == NULL);
if (make_options) fr.setOptions(new osgDB::Options()); //need valid options
unsigned int i;
for(i=0; i<num_children; i++)
{
osgDB::FilePathList& fpl = ((osgDB::ReaderWriter::Options*)fr.getOptions())->getDatabasePathList();
fpl.push_front( fpl.empty() ? osgDB::getFilePath(proxyNode.getFileName(i)) : fpl.front()+'/'+ osgDB::getFilePath(proxyNode.getFileName(i)));
Node* node = NULL;
if((node=fr.readNode())!=NULL)
{
proxyNode.addChild(node);
iteratorAdvanced = true;
}
fpl.pop_front();
}
if(proxyNode.getLoadingExternalReferenceMode() == ProxyNode::LOAD_IMMEDIATELY)
{
for(i=0; i<proxyNode.getNumFileNames(); i++)
{
if(i>=proxyNode.getNumChildren() && !proxyNode.getFileName(i).empty())
{
osgDB::FilePathList& fpl = ((osgDB::ReaderWriter::Options*)fr.getOptions())->getDatabasePathList();
fpl.push_front( fpl.empty() ? osgDB::getFilePath(proxyNode.getFileName(i)) : fpl.front()+'/'+ osgDB::getFilePath(proxyNode.getFileName(i)));
osg::Node *node = osgDB::readNodeFile(proxyNode.getFileName(i), fr.getOptions());
fpl.pop_front();
if(node)
{
proxyNode.insertChild(i, node);
}
}
}
}
if (make_options) fr.setOptions(NULL);
return iteratorAdvanced;
}
bool ProxyNode_writeLocalData(const Object& obj, Output& fw)
{
bool includeExternalReferences = false;
bool useOriginalExternalReferences = true;
bool writeExternalReferenceFiles = false;
if (fw.getOptions())
{
std::string optionsString = fw.getOptions()->getOptionString();
includeExternalReferences = optionsString.find("includeExternalReferences")!=std::string::npos;
bool newExternals = optionsString.find("writeExternalReferenceFiles")!=std::string::npos;
if (newExternals)
{
useOriginalExternalReferences = false;
writeExternalReferenceFiles = true;
}
}
const ProxyNode& proxyNode = static_cast<const ProxyNode&>(obj);
if (proxyNode.getCenterMode()==osg::ProxyNode::USER_DEFINED_CENTER) fw.indent() << "Center "<< proxyNode.getCenter() << std::endl;
fw.indent() << "ExtRefMode ";
switch(proxyNode.getLoadingExternalReferenceMode())
{
case ProxyNode::LOAD_IMMEDIATELY:
fw.indent() << "LOAD_IMMEDIATELY" <<std::endl;
break;
case ProxyNode::DEFER_LOADING_TO_DATABASE_PAGER:
fw.indent() << "DEFER_LOADING_TO_DATABASE_PAGER" <<std::endl;
break;
case ProxyNode::NO_AUTOMATIC_LOADING:
fw.indent() << "NO_AUTOMATIC_LOADING" <<std::endl;
break;
}
fw.indent() << "Radius "<<proxyNode.getRadius()<<std::endl;
fw.indent() << "FileNameList "<<proxyNode.getNumFileNames()<<" {"<< std::endl;
fw.moveIn();
unsigned int numChildrenToWriteOut = 0;
for(unsigned int i=0; i<proxyNode.getNumFileNames();++i)
{
if (proxyNode.getFileName(i).empty())
{
fw.indent() << "\"\"" << std::endl;
++numChildrenToWriteOut;
}
else
{
if(useOriginalExternalReferences)
{
fw.indent() << proxyNode.getFileName(i) << std::endl;
}
else
{
std::string path = osgDB::getFilePath(fw.getFileName());
std::string new_filename = osgDB::getStrippedName(proxyNode.getFileName(i)) +".osg";
std::string osgname = path.empty() ? new_filename : (path +"/"+ new_filename) ;
fw.indent() << osgname << std::endl;
}
}
}
fw.moveOut();
fw.indent() << "}"<< std::endl;
if(includeExternalReferences) //out->getIncludeExternalReferences()) // inlined mode
{
fw.indent() << "num_children " << proxyNode.getNumChildren() << std::endl;
for(unsigned int i=0; i<proxyNode.getNumChildren(); i++)
{
fw.writeObject(*proxyNode.getChild(i));
}
}
else //----------------------------------------- no inlined mode
{
fw.indent() << "num_children " << numChildrenToWriteOut << std::endl;
for(unsigned int i=0; i<proxyNode.getNumChildren(); ++i)
{
if (proxyNode.getFileName(i).empty())
{
fw.writeObject(*proxyNode.getChild(i));
}
else if(writeExternalReferenceFiles) //out->getWriteExternalReferenceFiles())
{
if(useOriginalExternalReferences) //out->getUseOriginalExternalReferences())
{
std::string origname = proxyNode.getFileName(i);
if (!fw.getExternalFileWritten(origname))
{
osgDB::writeNodeFile(*proxyNode.getChild(i), origname);
fw.setExternalFileWritten(origname, true);
}
}
else
{
std::string path = osgDB::getFilePath(fw.getFileName());
std::string new_filename = osgDB::getStrippedName(proxyNode.getFileName(i)) +".osg";
std::string osgname = path.empty() ? new_filename : (path +"/"+ new_filename) ;
if (!fw.getExternalFileWritten(osgname))
{
osgDB::writeNodeFile(*proxyNode.getChild(i), osgname);
fw.setExternalFileWritten(osgname, true);
}
}
}
}
}
return true;
}
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