283 lines
9.5 KiB
C++
283 lines
9.5 KiB
C++
/**********************************************************************
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*
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* FILE: Geometry.cpp
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*
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* DESCRIPTION: Read/Write osg::Geometry in binary format to disk.
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*
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* CREATED BY: Auto generated by iveGenerated
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* and later modified by Rune Schmidt Jensen.
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*
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* HISTORY: Created 18.3.2003
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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 "Geometry.h"
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#include "Drawable.h"
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#include "DrawArrays.h"
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#include "DrawArrayLengths.h"
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#include "DrawElementsUShort.h"
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#include "DrawElementsUInt.h"
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using namespace ive;
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void Geometry::write(DataOutputStream* out){
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// Write Geometry's identification.
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out->writeInt(IVEGEOMETRY);
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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::Drawable* drawable = dynamic_cast<osg::Drawable*>(this);
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if(drawable){
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((ive::Drawable*)(drawable))->write(out);
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}
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else
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throw Exception("Geometry::write(): Could not cast this osg::Geometry to an osg::Drawable.");
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// Write Geometry's properties.
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// Write primitiveset list.
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int size = getNumPrimitiveSets();
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out->writeInt(size);
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for(int i=0;i<size;i++){
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if(dynamic_cast<osg::DrawArrays*>(getPrimitiveSet(i)))
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((ive::DrawArrays*)(getPrimitiveSet(i)))->write(out);
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else if(dynamic_cast<osg::DrawArrayLengths*>(getPrimitiveSet(i)))
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((ive::DrawArrayLengths*)(getPrimitiveSet(i)))->write(out);
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else if(dynamic_cast<osg::DrawElementsUShort*>(getPrimitiveSet(i)))
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((ive::DrawElementsUShort*)(getPrimitiveSet(i)))->write(out);
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else if(dynamic_cast<osg::DrawElementsUInt*>(getPrimitiveSet(i)))
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((ive::DrawElementsUInt*)(getPrimitiveSet(i)))->write(out);
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else
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throw Exception("Unknown PrimitivSet in Geometry::write()");
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}
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// Write vertex array if any
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out->writeBool(getVertexArray()!=0);
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if (getVertexArray())
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{
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out->writeArray(getVertexArray());
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}
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// Write vertex indices if any
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out->writeBool(getVertexIndices()!=0);
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if (getVertexIndices()){
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out->writeArray(getVertexIndices());
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}
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// Write normal array if any
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out->writeBool(getNormalArray()!=0);
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if (getNormalArray()){
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out->writeBinding(getNormalBinding());
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out->writeVec3Array(getNormalArray());
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}
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// Write normal indices if any
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out->writeBool(getNormalIndices()!=0);
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if (getNormalIndices()){
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out->writeArray(getNormalIndices());
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}
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// Write color array if any.
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out->writeBool(getColorArray()!=0);
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if (getColorArray()){
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out->writeBinding(getColorBinding());
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out->writeArray(getColorArray());
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}
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// Write color indices if any
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out->writeBool(getColorIndices()!=0);
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if (getColorIndices()){
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out->writeArray(getColorIndices());
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}
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// Write secondary color array if any
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out->writeBool(getSecondaryColorArray()!=0);
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if (getSecondaryColorArray()){
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out->writeBinding(getSecondaryColorBinding());
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out->writeArray(getSecondaryColorArray());
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}
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// Write second color indices if any
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out->writeBool(getSecondaryColorIndices()!=0);
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if (getSecondaryColorIndices()){
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out->writeArray(getSecondaryColorIndices());
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}
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// Write fog coord array if any
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out->writeBool(getFogCoordArray()!=0);
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if (getFogCoordArray()){
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out->writeBinding(getFogCoordBinding());
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out->writeArray(getFogCoordArray());
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}
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// Write fog coord indices if any
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out->writeBool(getFogCoordIndices()!=0);
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if (getFogCoordIndices()){
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out->writeArray(getFogCoordIndices());
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}
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// Write texture coord arrays
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Geometry::ArrayList& tcal = getTexCoordArrayList();
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out->writeInt(tcal.size());
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unsigned int j;
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for(j=0;j<tcal.size();j++)
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{
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// Write coords if valid
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out->writeBool(tcal[j].array.valid());
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if (tcal[j].array.valid()){
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out->writeArray(tcal[j].array.get());
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}
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// Write indices if valid
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out->writeBool(tcal[j].indices.valid());
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if (tcal[j].indices.valid()){
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out->writeArray(tcal[j].indices.get());
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}
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}
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// Write vertex attributes
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Geometry::ArrayList& vaal = getVertexAttribArrayList();
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out->writeInt(vaal.size());
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for(j=0;j<vaal.size();j++)
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{
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// Write coords if valid
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const osg::Geometry::ArrayData& arrayData = vaal[j];
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out->writeBinding(arrayData.binding);
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out->writeBool(arrayData.normalize==GL_TRUE);
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out->writeBool(arrayData.array.valid());
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if (arrayData.array.valid()){
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out->writeArray(arrayData.array.get());
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}
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// Write indices if valid
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out->writeBool(arrayData.indices.valid());
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if (arrayData.indices.valid()){
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out->writeArray(arrayData.indices.get());
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}
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}
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}
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void Geometry::read(DataInputStream* in){
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// Read Geometry's identification.
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int id = in->peekInt();
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if(id == IVEGEOMETRY){
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// Code to read Geometry's properties.
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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::Drawable* drawable = dynamic_cast<osg::Drawable*>(this);
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if(drawable){
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((ive::Drawable*)(drawable))->read(in);
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}
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else
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throw Exception("Geometry::read(): Could not cast this osg::Geometry to an osg::Drawable.");
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// Read geoemtry properties
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// Read primitiveset list.
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int size = in->readInt();
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int i;
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for(i=0;i<size;i++){
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osg::PrimitiveSet* prim;
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int primID = in->peekInt();
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if(primID==IVEDRAWARRAYS){
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prim = new osg::DrawArrays();
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((ive::DrawArrays*)(prim))->read(in);
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addPrimitiveSet(prim);
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}
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else if(primID==IVEDRAWARRAYLENGTHS){
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prim = new osg::DrawArrayLengths();
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((ive::DrawArrayLengths*)(prim))->read(in);
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addPrimitiveSet(prim);
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}
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else if(primID==IVEDRAWELEMENTSUSHORT){
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prim = new osg::DrawElementsUShort();
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((ive::DrawElementsUShort*)(prim))->read(in);
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addPrimitiveSet(prim);
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}
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else if(primID==IVEDRAWELEMENTSUINT){
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prim = new osg::DrawElementsUInt();
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((ive::DrawElementsUInt*)(prim))->read(in);
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addPrimitiveSet(prim);
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}
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else{
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throw Exception("Unkown PrimitiveSet in Geometry::read()");
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}
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}
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// Read vertex array if any
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bool va=in->readBool();
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if (va){
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setVertexArray(in->readArray());
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}
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// Read vertex indices if any
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bool vi = in->readBool();
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if (vi){
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setVertexIndices(static_cast<osg::IndexArray*>(in->readArray()));
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}
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// Read normal array if any
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bool na =in->readBool();
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if(na){
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setNormalBinding(in->readBinding());
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setNormalArray(in->readVec3Array());
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}
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// Read normal indices if any
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bool ni = in->readBool();
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if(ni){
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setNormalIndices(static_cast<osg::IndexArray*>(in->readArray()));
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}
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// Read color array if any.
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if(in->readBool()){
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setColorBinding(in->readBinding());
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setColorArray(in->readArray());
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}
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// Read color indices if any
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if(in->readBool()){
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setColorIndices(static_cast<osg::IndexArray*>(in->readArray()));
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}
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// Read secondary color array if any
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if(in->readBool()){
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setSecondaryColorBinding(in->readBinding());
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setSecondaryColorArray(in->readArray());
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}
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// Read second color indices if any
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if(in->readBool()){
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setSecondaryColorIndices(static_cast<osg::IndexArray*>(in->readArray()));
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}
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// Read fog coord array if any
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if(in->readBool()){
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setFogCoordBinding(in->readBinding());
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setFogCoordArray(in->readArray());
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}
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// Read fog coord indices if any
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if(in->readBool()){
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setFogCoordIndices(static_cast<osg::IndexArray*>(in->readArray()));
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}
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// Read texture coord arrays
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size = in->readInt();
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for(i =0;i<size;i++)
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{
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// Read coords if valid
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bool coords_valid = in->readBool();
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if(coords_valid)
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setTexCoordArray(i, in->readArray());
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// Read Indices if valid
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bool indices_valid = in->readBool();
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if(indices_valid)
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setTexCoordIndices(i, static_cast<osg::IndexArray*>(in->readArray()));
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}
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// Read vertex attrib arrays
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size = in->readInt();
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for(i =0;i<size;i++)
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{
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setVertexAttribBinding(i,in->readBinding());
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setVertexAttribNormalize(i,in->readBool()?GL_TRUE:GL_FALSE);
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// Read coords if valid
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bool coords_valid = in->readBool();
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if(coords_valid)
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setVertexAttribArray(i, in->readArray());
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// Read Indices if valid
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bool indices_valid = in->readBool();
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if(indices_valid)
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setVertexAttribIndices(i, static_cast<osg::IndexArray*>(in->readArray()));
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}
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}
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else{
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throw Exception("Geometry::read(): Expected Geometry identification.");
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}
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}
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