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31c5528ffb6d8f9038781f1d33a8003390117f03
OpenSceneGraph/src/osgPlugins/ive/DataOutputStream.cpp
Robert Osfield 31c5528ffb Moved osg::DOFTransform to osgSim::DOFTransform. 
Fixed crash associated with .osg files which contain empty description fields.

From Sondra Inverson, added support to .ive plugin for osgSim::DOFTransform.
2003-11-25 14:11:05 +00:00

555 lines
16 KiB
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/**********************************************************************
*
* FILE: DataOutputStream.cpp
*
* DESCRIPTION: Implements methods to write simpel datatypes to an
* output stream.
*
* CREATED BY: Rune Schmidt Jensen
*
* HISTORY: Created 11.03.2003
*
* Copyright 2003 VR-C
**********************************************************************/
#include "DataOutputStream.h"
#include "Exception.h"
#include "StateSet.h"
#include "BlendFunc.h"
#include "Material.h"
#include "CullFace.h"
#include "PolygonOffset.h"
#include "ShadeModel.h"
#include "Point.h"
#include "Texture2D.h"
#include "TextureCubeMap.h"
#include "TexEnv.h"
#include "TexEnvCombine.h"
#include "TexGen.h"
#include "Group.h"
#include "MatrixTransform.h"
#include "Geode.h"
#include "LightSource.h"
#include "Billboard.h"
#include "Sequence.h"
#include "LOD.h"
#include "PagedLOD.h"
#include "PositionAttitudeTransform.h"
#include "DOFTransform.h"
#include "Transform.h"
#include "Switch.h"
#include "OccluderNode.h"
#include "Impostor.h"
#include "LightPointNode.h"
#include "Geometry.h"
using namespace ive;
DataOutputStream::DataOutputStream(std::ostream * ostream)
{
_verboseOutput = false;
_includeImageData= true;
_ostream = ostream;
if(!_ostream)
throw Exception("DataOutputStream::DataOutputStream(): null pointer exception in argument.");
writeInt(VERSION);
}
DataOutputStream::~DataOutputStream(){}
void DataOutputStream::writeBool(bool b)
{
char c = b?1:0;
_ostream->write(&c, CHARSIZE);
if (_verboseOutput) std::cout<<"read/writeBool() ["<<(int)c<<"]"<<std::endl;
}
void DataOutputStream::writeChar(char c){
_ostream->write(&c, CHARSIZE);
if (_verboseOutput) std::cout<<"read/writeChar() ["<<(int)c<<"]"<<std::endl;
}
void DataOutputStream::writeUChar(unsigned char c){
_ostream->write((char*)&c, CHARSIZE);
if (_verboseOutput) std::cout<<"read/writeUChar() ["<<(int)c<<"]"<<std::endl;
}
void DataOutputStream::writeUShort(unsigned short s){
_ostream->write((char*)&s, SHORTSIZE);
if (_verboseOutput) std::cout<<"read/writeUShort() ["<<s<<"]"<<std::endl;
}
void DataOutputStream::writeUInt(unsigned int s){
_ostream->write((char*)&s, INTSIZE);
if (_verboseOutput) std::cout<<"read/writeUInt() ["<<s<<"]"<<std::endl;
}
void DataOutputStream::writeInt(int i){
_ostream->write((char*)&i, INTSIZE);
if (_verboseOutput) std::cout<<"read/writeInt() ["<<i<<"]"<<std::endl;
}
void DataOutputStream::writeFloat(float f){
_ostream->write((char*)&f, FLOATSIZE);
if (_verboseOutput) std::cout<<"read/writeFloat() ["<<f<<"]"<<std::endl;
}
void DataOutputStream::writeLong(long l){
_ostream->write((char*)&l, LONGSIZE);
if (_verboseOutput) std::cout<<"read/writeLong() ["<<l<<"]"<<std::endl;
}
void DataOutputStream::writeULong(unsigned long l){
_ostream->write((char*)&l, LONGSIZE);
if (_verboseOutput) std::cout<<"read/writeULong() ["<<l<<"]"<<std::endl;
}
void DataOutputStream::writeDouble(double d){
_ostream->write((char*)&d, DOUBLESIZE);
if (_verboseOutput) std::cout<<"read/writeDouble() ["<<d<<"]"<<std::endl;
}
void DataOutputStream::writeString(const std::string& s){
writeInt(s.size());
_ostream->write(s.c_str(), s.size());
if (_verboseOutput) std::cout<<"read/writeString() ["<<s<<"]"<<std::endl;
}
void DataOutputStream::writeCharArray(const char* data, int size){
_ostream->write(data, size);
if (_verboseOutput) std::cout<<"read/writeCharArray() ["<<data<<"]"<<std::endl;
}
void DataOutputStream::writeVec2(const osg::Vec2& v){
writeFloat(v.x());
writeFloat(v.y());
if (_verboseOutput) std::cout<<"read/writeVec2() ["<<v<<"]"<<std::endl;
}
void DataOutputStream::writeVec3(const osg::Vec3& v){
writeFloat(v.x());
writeFloat(v.y());
writeFloat(v.z());
if (_verboseOutput) std::cout<<"read/writeVec3() ["<<v<<"]"<<std::endl;
}
void DataOutputStream::writeVec4(const osg::Vec4& v){
writeFloat(v.x());
writeFloat(v.y());
writeFloat(v.z());
writeFloat(v.w());
if (_verboseOutput) std::cout<<"read/writeVec4() ["<<v<<"]"<<std::endl;
}
void DataOutputStream::writeUByte4(const osg::UByte4& v){
writeChar(v.r());
writeChar(v.g());
writeChar(v.b());
writeChar(v.a());
if (_verboseOutput) std::cout<<"read/writeUByte4() ["<<v<<"]"<<std::endl;
}
void DataOutputStream::writeQuat(const osg::Quat& q){
writeFloat(q.x());
writeFloat(q.y());
writeFloat(q.z());
writeFloat(q.w());
if (_verboseOutput) std::cout<<"read/writeQuat() ["<<q<<"]"<<std::endl;
}
void DataOutputStream::writeBinding(osg::Geometry::AttributeBinding b){
switch(b){
case osg::Geometry::BIND_OFF: writeChar((char) 0); break;
case osg::Geometry::BIND_OVERALL: writeChar((char) 1); break;
case osg::Geometry::BIND_PER_PRIMITIVE: writeChar((char) 2); break;
case osg::Geometry::BIND_PER_PRIMITIVE_SET: writeChar((char) 3); break;
case osg::Geometry::BIND_PER_VERTEX: writeChar((char) 4); break;
default: throw Exception("Unknown binding in DataOutputStream::writeBinding()");
}
if (_verboseOutput) std::cout<<"read/writeBinding() ["<<b<<"]"<<std::endl;
}
void DataOutputStream::writeArray(const osg::Array* a){
switch(a->getType()){
case osg::Array::IntArrayType:
writeChar((char)0);
writeIntArray(static_cast<const osg::IntArray*>(a));
break;
case osg::Array::UByteArrayType:
writeChar((char)1);
writeUByteArray(static_cast<const osg::UByteArray*>(a));
break;
case osg::Array::UShortArrayType:
writeChar((char)2);
writeUShortArray(static_cast<const osg::UShortArray*>(a));
break;
case osg::Array::UIntArrayType:
writeChar((char)3);
writeUIntArray(static_cast<const osg::UIntArray*>(a));
break;
case osg::Array::UByte4ArrayType:
writeChar((char)4);
writeUByte4Array(static_cast<const osg::UByte4Array*>(a));
break;
case osg::Array::FloatArrayType:
writeChar((char)5);
writeFloatArray(static_cast<const osg::FloatArray*>(a));
break;
case osg::Array::Vec2ArrayType:
writeChar((char)6);
writeVec2Array(static_cast<const osg::Vec2Array*>(a));
break;
case osg::Array::Vec3ArrayType:
writeChar((char)7);
writeVec3Array(static_cast<const osg::Vec3Array*>(a));
break;
case osg::Array::Vec4ArrayType:
writeChar((char)8);
writeVec4Array(static_cast<const osg::Vec4Array*>(a));
break;
default: throw Exception("Unknown array type in DataOutputStream::writeArray()");
}
}
void DataOutputStream::writeIntArray(const osg::IntArray* a)
{
int size = a->getNumElements();
writeInt(size);
for(int i =0; i<size ;i++){
writeInt(a->index(i));
}
if (_verboseOutput) std::cout<<"read/writeIntArray() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeUByteArray(const osg::UByteArray* a)
{
int size = a->getNumElements();
writeInt(size);
for(int i =0; i<size ;i++){
writeChar((*a)[i]);
}
if (_verboseOutput) std::cout<<"read/writeUByteArray() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeUShortArray(const osg::UShortArray* a)
{
int size = a->getNumElements();
writeInt(size);
for(int i =0; i<size ;i++){
writeUShort((*a)[i]);
}
if (_verboseOutput) std::cout<<"read/writeUShortArray() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeUIntArray(const osg::UIntArray* a)
{
int size = a->getNumElements();
writeInt(size);
for(int i =0; i<size ;i++){
writeInt((*a)[i]);
}
if (_verboseOutput) std::cout<<"read/writeUIntArray() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeUByte4Array(const osg::UByte4Array* a)
{
int size = a->getNumElements();
writeInt(size);
for(int i =0; i<size ;i++){
writeUByte4((*a)[i]);
}
if (_verboseOutput) std::cout<<"read/writeUByte4Array() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeFloatArray(const osg::FloatArray* a)
{
int size = a->getNumElements();
writeInt(size);
for(int i =0; i<size ;i++){
writeFloat((*a)[i]);
}
if (_verboseOutput) std::cout<<"read/writeFloatArray() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeVec2Array(const osg::Vec2Array* a)
{
int size = a->size();
writeInt(size);
for(int i=0;i<size;i++){
writeVec2((*a)[i]);
}
if (_verboseOutput) std::cout<<"read/writeVec2Array() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeVec3Array(const osg::Vec3Array* a)
{
int size = a->size();
writeInt(size);
for(int i = 0; i < size; i++){
writeVec3((*a)[i]);
}
if (_verboseOutput) std::cout<<"read/writeVec3Array() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeVec4Array(const osg::Vec4Array* a)
{
int size = a->size();
writeInt(size);
for(int i=0;i<size;i++){
writeVec4((*a)[i]);
}
if (_verboseOutput) std::cout<<"read/writeVec4Array() ["<<size<<"]"<<std::endl;
}
void DataOutputStream::writeMatrix(const osg::Matrix& mat)
{
for(int r=0;r<4;r++)
{
for(int c=0;c<4;c++)
{
writeDouble(mat(r,c));
}
}
if (_verboseOutput) std::cout<<"read/writeMatrix() ["<<mat<<"]"<<std::endl;
}
void DataOutputStream::writeStateSet(const osg::StateSet* stateset)
{
StateSetMap::iterator itr = _stateSetMap.find(stateset);
if (itr!=_stateSetMap.end())
{
// Id already exists so just write ID.
writeInt(itr->second);
if (_verboseOutput) std::cout<<"read/writeStateSet() ["<<itr->second<<"]"<<std::endl;
}
else
{
// id doesn't exist so create a new ID and
// register the stateset.
int id = _stateSetMap.size();
_stateSetMap[stateset] = id;
// write the id.
writeInt(id);
// write the stateset.
((ive::StateSet*)(stateset))->write(this);
if (_verboseOutput) std::cout<<"read/writeStateSet() ["<<id<<"]"<<std::endl;
}
}
void DataOutputStream::writeStateAttribute(const osg::StateAttribute* attribute)
{
StateAttributeMap::iterator itr = _stateAttributeMap.find(attribute);
if (itr!=_stateAttributeMap.end())
{
// Id already exists so just write ID.
writeInt(itr->second);
if (_verboseOutput) std::cout<<"read/writeStateAttribute() ["<<itr->second<<"]"<<std::endl;
}
else
{
// id doesn't exist so create a new ID and
// register the stateset.
int id = _stateAttributeMap.size();
_stateAttributeMap[attribute] = id;
// write the id.
writeInt(id);
// write the stateset.
if(dynamic_cast<const osg::BlendFunc*>(attribute)){
((ive::BlendFunc*)(attribute))->write(this);
}
// This is a Material
else if(dynamic_cast<const osg::Material*>(attribute)){
((ive::Material*)(attribute))->write(this);
}
// This is a CullFace
else if(dynamic_cast<const osg::CullFace*>(attribute)){
((ive::CullFace*)(attribute))->write(this);
}
// This is a PolygonOffset
else if(dynamic_cast<const osg::PolygonOffset*>(attribute)){
((ive::PolygonOffset*)(attribute))->write(this);
}
else if(dynamic_cast<const osg::ShadeModel*>(attribute)){
((ive::ShadeModel*)(attribute))->write(this);
}
else if(dynamic_cast<const osg::Point*>(attribute)){
((ive::Point*)(attribute))->write(this);
}
// This is a Texture2D
else if(dynamic_cast<const osg::Texture2D*>(attribute)){
((ive::Texture2D*)(attribute))->write(this);
}
// This is a TextureCubeMap
else if(dynamic_cast<const osg::TextureCubeMap*>(attribute)){
((ive::TextureCubeMap*)(attribute))->write(this);
}
// This is a TexEnv
else if(dynamic_cast<const osg::TexEnv*>(attribute)){
((ive::TexEnv*)(attribute))->write(this);
}
// This is a TexEnvCombine
else if(dynamic_cast<const osg::TexEnvCombine*>(attribute)){
((ive::TexEnvCombine*)(attribute))->write(this);
}
// This is a TexGen
else if(dynamic_cast<const osg::TexGen*>(attribute)){
((ive::TexGen*)(attribute))->write(this);
}
else{
std::string className = attribute->className();
throw Exception(std::string("StateSet::write(): Unknown StateAttribute: ").append(className));
}
if (_verboseOutput) std::cout<<"read/writeStateAttribute() ["<<id<<"]"<<std::endl;
}
}
void DataOutputStream::writeDrawable(const osg::Drawable* drawable)
{
DrawableMap::iterator itr = _drawableMap.find(drawable);
if (itr!=_drawableMap.end())
{
// Id already exists so just write ID.
writeInt(itr->second);
if (_verboseOutput) std::cout<<"read/writeDrawable() ["<<itr->second<<"]"<<std::endl;
}
else
{
// id doesn't exist so create a new ID and
// register the stateset.
int id = _drawableMap.size();
_drawableMap[drawable] = id;
// write the id.
writeInt(id);
if(dynamic_cast<const osg::Geometry*>(drawable))
((ive::Geometry*)(drawable))->write(this);
else{
throw Exception("Unknown drawable in DataOutputStream::writeDrawable()");
}
if (_verboseOutput) std::cout<<"read/writeDrawable() ["<<id<<"]"<<std::endl;
}
}
void DataOutputStream::writeNode(const osg::Node* node)
{
NodeMap::iterator itr = _nodeMap.find(node);
if (itr!=_nodeMap.end())
{
// Id already exists so just write ID.
writeInt(itr->second);
if (_verboseOutput) std::cout<<"read/writeNode() ["<<itr->second<<"]"<<std::endl;
}
else
{
// id doesn't exist so create a new ID and
// register the stateset.
int id = _nodeMap.size();
_nodeMap[node] = id;
// write the id.
writeInt(id);
// this follow code *really* should use a NodeVisitor... Robert Osfield August 2003.
if(dynamic_cast<const osg::MatrixTransform*>(node)){
((ive::MatrixTransform*)(node))->write(this);
}
else if(dynamic_cast<const osg::PositionAttitudeTransform*>(node)){
((ive::PositionAttitudeTransform*)(node))->write(this);
}
else if(dynamic_cast<const osgSim::DOFTransform*>(node)){
((ive::DOFTransform*)(node))->write(this);
}
else if(dynamic_cast<const osg::LightSource*>(node)){
((ive::LightSource*)(node))->write(this);
}
else if(dynamic_cast<const osg::Sequence*>(node)){
((ive::Sequence*)(node))->write(this);
}
else if(dynamic_cast<const osg::Impostor*>(node)){
((ive::Impostor*)(node))->write(this);
}
else if(dynamic_cast<const osg::PagedLOD*>(node)){
((ive::PagedLOD*)(node))->write(this);
}
else if(dynamic_cast<const osg::LOD*>(node)){
((ive::LOD*)(node))->write(this);
}
else if(dynamic_cast<const osg::Switch*>(node)){
((ive::Switch*)(node))->write(this);
}
else if(dynamic_cast<const osg::OccluderNode*>(node)){
((ive::OccluderNode*)(node))->write(this);
}
else if(dynamic_cast<const osg::Transform*>(node)){
((ive::Transform*)(node))->write(this);
}
else if(dynamic_cast<const osg::Group*>(node)){
((ive::Group*)(node))->write(this);
}
else if(dynamic_cast<const osg::Billboard*>(node)){
((ive::Billboard*)(node))->write(this);
}
else if(dynamic_cast<const osg::Geode*>(node)){
((ive::Geode*)(node))->write(this);
}
else if(dynamic_cast<const osgSim::LightPointNode*>(node)){
((ive::LightPointNode*)(node))->write(this);
}
else
throw Exception("Unknown node in Group::write()");
if (_verboseOutput) std::cout<<"read/writeNode() ["<<id<<"]"<<std::endl;
}
}
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