120 lines
3.0 KiB
Plaintext
120 lines
3.0 KiB
Plaintext
//C++ header - Open Scene Graph - Copyright (C) 1998-2001 Robert Osfield
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//Distributed under the terms of the GNU Library General Public License (LGPL)
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//as published by the Free Software Foundation.
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#ifndef OSGDB_OUTPUT
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#define OSGDB_OUTPUT 1
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#include <osg/Object>
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#include <osgDB/Export>
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#include <string>
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#include <map>
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#include <fstream>
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namespace osgDB {
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/** ofstream wrapper class for adding support for indenting.
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Used in output of .osg ASCII files to improve their readability.*/
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class OSGDB_EXPORT Output : public std::ofstream
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{
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public:
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Output();
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Output(const char* name);
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virtual ~Output();
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void open(const char *name);
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void open(const char *name,int mode);
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Output& indent();
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inline const int getIndentStep() const { return _indentStep; }
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inline void setIndentStep(int step) { _indentStep = step; }
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inline const int getIndent() const { return _indent; }
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inline void setIndent(int indent) { _indent = indent; }
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inline const int getNumIndicesPerLine() const { return _numIndicesPerLine; }
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inline void setNumIndicesPerLine(int num) { _numIndicesPerLine = num; }
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void moveIn();
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void moveOut();
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virtual bool writeObject(const osg::Object& obj);
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bool getUniqueIDForObject(const osg::Object* obj,std::string& uniqueID);
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bool createUniqueIDForObject(const osg::Object* obj,std::string& uniqueID);
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bool registerUniqueIDForObject(const osg::Object* obj,std::string& uniqueID);
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enum PathNameHint
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{
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AS_IS,
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FULL_PATH,
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RELATIVE_PATH,
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FILENAME_ONLY
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};
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inline void setPathNameHint(const PathNameHint pnh) { _pathNameHint = pnh; }
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inline const PathNameHint getPathNameHint() const { return _pathNameHint; }
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virtual const std::string getFileNameForOutput(const std::string& filename) const;
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protected:
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// prevent copy construction and assignment.
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Output(const Output&);
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Output& operator = (const Output&);
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virtual void init();
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int _indent;
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int _indentStep;
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int _numIndicesPerLine;
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typedef std::map<const osg::Object*,std::string> UniqueIDToLabelMapping;
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UniqueIDToLabelMapping _objectToUniqueIDMap;
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std::string _filename;
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PathNameHint _pathNameHint;
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};
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template<class T>
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bool writeArrayBlock(Output& fw,T* start,T* finish)
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{
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fw.indent() << "{" << std::endl;
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fw.moveIn();
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int numIndicesThisLine = 0;
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for(T* itr=start;itr!=finish;++itr)
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{
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if (numIndicesThisLine>=fw.getNumIndicesPerLine())
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{
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fw << std::endl;
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numIndicesThisLine = 0;
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}
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if (numIndicesThisLine==0) fw.indent();
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else fw << " ";
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fw << *itr;
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++numIndicesThisLine;
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}
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fw << std::endl;
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fw.moveOut();
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fw.indent() << "}" << std::endl;
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return true;
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}
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};
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#endif // __SG_OUTPUT_H
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