137 lines
3.5 KiB
C++
137 lines
3.5 KiB
C++
/**********************************************************************
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*
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* FILE: PagedLOD.cpp
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*
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* DESCRIPTION: Read/Write osg::PagedLOD in binary format to disk.
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*
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* CREATED BY: Auto generated by iveGenerate
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* and later modified by Rune Schmidt Jensen.
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*
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* HISTORY: Created 24.3.2003
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*
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* Copyright 2003 VR-C
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**********************************************************************/
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#include "Exception.h"
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#include "PagedLOD.h"
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#include "Node.h"
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using namespace ive;
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void PagedLOD::write(DataOutputStream* out){
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// Write LOD's identification.
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out->writeInt(IVEPAGEDLOD);
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// If the osg class is inherited by any other class we should also write this to file.
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osg::Node* node = dynamic_cast<osg::Node*>(this);
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if(node){
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static_cast<ive::Node*>(node)->write(out);
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}
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else
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throw Exception("PagedLOD::write(): Could not cast this osg::PagedLOD to an osg::LOD.");
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out->writeFloat(getRadius());
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out->writeUInt(getNumChildrenThatCannotBeExpired());
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unsigned int numChildrenToWriteOut = 0;
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int i;
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for(i=0; i<(int)getNumFileNames();++i)
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{
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if (getFileName(i).empty())
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{
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++numChildrenToWriteOut;
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}
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}
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// Write Group's properties.
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// Write number of children.
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out->writeInt(numChildrenToWriteOut);
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// Write children.
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for(i=0; i<(int)getNumChildren(); i++){
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if (getFileName(i).empty())
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{
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osg::Node* child = getChild(i);
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out->writeNode(child);
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}
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}
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// LOD properties
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// Write centermode
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out->writeInt(getCenterMode());
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out->writeVec3(getCenter());
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out->writeInt(getRangeMode());
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// Write rangelist
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int size = getNumRanges();
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out->writeInt(size);
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for(i=0;i<size;i++){
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out->writeFloat(getMinRange(i));
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out->writeFloat(getMaxRange(i));
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}
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// PagedLOD properties
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size = getNumFileNames();
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out->writeInt(size);
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for(i=0;i<size;i++){
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out->writeString(getFileName(i));
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}
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}
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void PagedLOD::read(DataInputStream* in){
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// Peek on LOD's identification.
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int id = in->peekInt();
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if(id == IVEPAGEDLOD){
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// Read LOD's identification.
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id = in->readInt();
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// If the osg class is inherited by any other class we should also read this from file.
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osg::Node* node = dynamic_cast<osg::Node*>(this);
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if(node){
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((ive::Node*)(node))->read(in);
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}
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else
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throw Exception("Group::read(): Could not cast this osg::Group to an osg::Node.");
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setRadius(in->readFloat());
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setNumChildrenThatCannotBeExpired(in->readUInt());
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// Read groups properties.
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// Read number of children.
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int size = in->readInt();
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// Read children.
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int i;
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for(i=0; i<size; i++)
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{
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addChild(in->readNode());
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}
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// Read centermode
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setCenterMode((osg::LOD::CenterMode)in->readInt());
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setCenter(in->readVec3());
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setRangeMode((RangeMode)in->readInt());
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// Read rangelist
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size = in->readInt();
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for(i=0;i<size;i++){
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float min = in->readFloat();
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float max = in->readFloat();
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setRange(i, min, max);
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}
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size = in->readInt();
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for(i=0;i<size;i++){
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setFileName(i, in->readString());
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}
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}
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else{
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throw Exception("LOD::read(): Expected LOD identification.");
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}
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}
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