OpenSceneGraph/src/osgPlugins/ive/Geometry.cpp
2010-10-28 14:01:10 +00:00

321 lines
11 KiB
C++

/**********************************************************************
*
* FILE: Geometry.cpp
*
* DESCRIPTION: Read/Write osg::Geometry in binary format to disk.
*
* CREATED BY: Auto generated by iveGenerated
* and later modified by Rune Schmidt Jensen.
*
* HISTORY: Created 18.3.2003
*
* Copyright 2003 VR-C
**********************************************************************/
#include "Exception.h"
#include "Geometry.h"
#include "Drawable.h"
#include "DrawArrays.h"
#include "DrawArrayLengths.h"
#include "DrawElementsUByte.h"
#include "DrawElementsUShort.h"
#include "DrawElementsUInt.h"
using namespace ive;
void Geometry::write(DataOutputStream* out){
// Write Geometry's identification.
out->writeInt(IVEGEOMETRY);
// If the osg class is inherited by any other class we should also write this to file.
osg::Drawable* drawable = dynamic_cast<osg::Drawable*>(this);
if(drawable){
((ive::Drawable*)(drawable))->write(out);
}
else
out_THROW_EXCEPTION("Geometry::write(): Could not cast this osg::Geometry to an osg::Drawable.");
// Write Geometry's properties.
// Write primitiveset list.
int size = getNumPrimitiveSets();
out->writeInt(size);
for(int i=0;i<size;i++){
if(dynamic_cast<osg::DrawArrays*>(getPrimitiveSet(i)))
((ive::DrawArrays*)(getPrimitiveSet(i)))->write(out);
else if(dynamic_cast<osg::DrawArrayLengths*>(getPrimitiveSet(i)))
((ive::DrawArrayLengths*)(getPrimitiveSet(i)))->write(out);
else if(dynamic_cast<osg::DrawElementsUByte*>(getPrimitiveSet(i)))
((ive::DrawElementsUByte*)(getPrimitiveSet(i)))->write(out);
else if(dynamic_cast<osg::DrawElementsUShort*>(getPrimitiveSet(i)))
((ive::DrawElementsUShort*)(getPrimitiveSet(i)))->write(out);
else if(dynamic_cast<osg::DrawElementsUInt*>(getPrimitiveSet(i)))
((ive::DrawElementsUInt*)(getPrimitiveSet(i)))->write(out);
else
out_THROW_EXCEPTION("Unknown PrimitivSet in Geometry::write()");
}
// Write vertex array if any
out->writeBool(getVertexArray()!=0);
if (getVertexArray())
{
out->writeArray(getVertexArray());
}
// Write vertex indices if any
out->writeBool(getVertexIndices()!=0);
if (getVertexIndices())
{
out->writeArray(getVertexIndices());
}
// Write normal array if any
if ( out->getVersion() < VERSION_0013 )
{
osg::Vec3Array* normals = dynamic_cast<osg::Vec3Array*>(getNormalArray());
out->writeBool(normals!=0);
if (normals)
{
out->writeBinding(getNormalBinding());
out->writeVec3Array(normals);
}
}
else
{
out->writeBool(getNormalArray()!=0);
if (getNormalArray()!=0)
{
out->writeBinding(getNormalBinding());
out->writeArray(getNormalArray());
}
}
// Write normal indices if any
out->writeBool(getNormalIndices()!=0);
if (getNormalIndices()){
out->writeArray(getNormalIndices());
}
// Write color array if any.
out->writeBool(getColorArray()!=0);
if (getColorArray()){
out->writeBinding(getColorBinding());
out->writeArray(getColorArray());
}
// Write color indices if any
out->writeBool(getColorIndices()!=0);
if (getColorIndices()){
out->writeArray(getColorIndices());
}
// Write secondary color array if any
out->writeBool(getSecondaryColorArray()!=0);
if (getSecondaryColorArray()){
out->writeBinding(getSecondaryColorBinding());
out->writeArray(getSecondaryColorArray());
}
// Write second color indices if any
out->writeBool(getSecondaryColorIndices()!=0);
if (getSecondaryColorIndices()){
out->writeArray(getSecondaryColorIndices());
}
// Write fog coord array if any
out->writeBool(getFogCoordArray()!=0);
if (getFogCoordArray()){
out->writeBinding(getFogCoordBinding());
out->writeArray(getFogCoordArray());
}
// Write fog coord indices if any
out->writeBool(getFogCoordIndices()!=0);
if (getFogCoordIndices()){
out->writeArray(getFogCoordIndices());
}
// Write texture coord arrays
Geometry::ArrayDataList& tcal = getTexCoordArrayList();
out->writeInt(tcal.size());
unsigned int j;
for(j=0;j<tcal.size();j++)
{
// Write coords if valid
out->writeBool(tcal[j].array.valid());
if (tcal[j].array.valid()){
out->writeArray(tcal[j].array.get());
}
// Write indices if valid
out->writeBool(tcal[j].indices.valid());
if (tcal[j].indices.valid()){
out->writeArray(tcal[j].indices.get());
}
}
// Write vertex attributes
Geometry::ArrayDataList& vaal = getVertexAttribArrayList();
out->writeInt(vaal.size());
for(j=0;j<vaal.size();j++)
{
// Write coords if valid
const osg::Geometry::ArrayData& arrayData = vaal[j];
out->writeBinding(arrayData.binding);
out->writeBool(arrayData.normalize==GL_TRUE);
out->writeBool(arrayData.array.valid());
if (arrayData.array.valid()){
out->writeArray(arrayData.array.get());
}
// Write indices if valid
out->writeBool(arrayData.indices.valid());
if (arrayData.indices.valid()){
out->writeArray(arrayData.indices.get());
}
}
}
void Geometry::read(DataInputStream* in){
// Read Geometry's identification.
int id = in->peekInt();
if(id == IVEGEOMETRY){
// Code to read Geometry's properties.
id = in->readInt();
// If the osg class is inherited by any other class we should also read this from file.
osg::Drawable* drawable = dynamic_cast<osg::Drawable*>(this);
if(drawable){
((ive::Drawable*)(drawable))->read(in);
}
else
in_THROW_EXCEPTION("Geometry::read(): Could not cast this osg::Geometry to an osg::Drawable.");
// Read geoemtry properties
// Read primitiveset list.
int size = in->readInt();
int i;
for(i=0;i<size;i++){
osg::PrimitiveSet* prim;
int primID = in->peekInt();
if(primID==IVEDRAWARRAYS){
prim = new osg::DrawArrays();
((ive::DrawArrays*)(prim))->read(in);
addPrimitiveSet(prim);
}
else if(primID==IVEDRAWARRAYLENGTHS){
prim = new osg::DrawArrayLengths();
((ive::DrawArrayLengths*)(prim))->read(in);
addPrimitiveSet(prim);
}
else if(primID==IVEDRAWELEMENTSUBYTE){
prim = new osg::DrawElementsUByte();
((ive::DrawElementsUByte*)(prim))->read(in);
addPrimitiveSet(prim);
}
else if(primID==IVEDRAWELEMENTSUSHORT){
prim = new osg::DrawElementsUShort();
((ive::DrawElementsUShort*)(prim))->read(in);
addPrimitiveSet(prim);
}
else if(primID==IVEDRAWELEMENTSUINT){
prim = new osg::DrawElementsUInt();
((ive::DrawElementsUInt*)(prim))->read(in);
addPrimitiveSet(prim);
}
else{
in_THROW_EXCEPTION("Unknown PrimitiveSet in Geometry::read()");
}
}
// Read vertex array if any
bool va=in->readBool();
if (va){
setVertexArray(in->readArray());
}
// Read vertex indices if any
bool vi = in->readBool();
if (vi){
setVertexIndices(static_cast<osg::IndexArray*>(in->readArray()));
}
// Read normal array if any
if ( in->getVersion() < VERSION_0013 )
{
bool na =in->readBool();
if(na){
setNormalBinding(in->readBinding());
setNormalArray(in->readVec3Array());
}
}
else
{
bool na =in->readBool();
if(na){
setNormalBinding(in->readBinding());
setNormalArray(in->readArray());
}
}
// Read normal indices if any
bool ni = in->readBool();
if(ni){
setNormalIndices(static_cast<osg::IndexArray*>(in->readArray()));
}
// Read color array if any.
if(in->readBool()){
setColorBinding(in->readBinding());
setColorArray(in->readArray());
}
// Read color indices if any
if(in->readBool()){
setColorIndices(static_cast<osg::IndexArray*>(in->readArray()));
}
// Read secondary color array if any
if(in->readBool()){
setSecondaryColorBinding(in->readBinding());
setSecondaryColorArray(in->readArray());
}
// Read second color indices if any
if(in->readBool()){
setSecondaryColorIndices(static_cast<osg::IndexArray*>(in->readArray()));
}
// Read fog coord array if any
if(in->readBool()){
setFogCoordBinding(in->readBinding());
setFogCoordArray(in->readArray());
}
// Read fog coord indices if any
if(in->readBool()){
setFogCoordIndices(static_cast<osg::IndexArray*>(in->readArray()));
}
// Read texture coord arrays
size = in->readInt();
for(i =0;i<size;i++)
{
// Read coords if valid
bool coords_valid = in->readBool();
if(coords_valid)
setTexCoordArray(i, in->readArray());
// Read Indices if valid
bool indices_valid = in->readBool();
if(indices_valid)
setTexCoordIndices(i, static_cast<osg::IndexArray*>(in->readArray()));
}
// Read vertex attrib arrays
size = in->readInt();
for(i =0;i<size;i++)
{
setVertexAttribBinding(i,in->readBinding());
setVertexAttribNormalize(i,in->readBool()?GL_TRUE:GL_FALSE);
// Read coords if valid
bool coords_valid = in->readBool();
if(coords_valid)
setVertexAttribArray(i, in->readArray());
// Read Indices if valid
bool indices_valid = in->readBool();
if(indices_valid)
setVertexAttribIndices(i, static_cast<osg::IndexArray*>(in->readArray()));
}
}
else{
in_THROW_EXCEPTION("Geometry::read(): Expected Geometry identification.");
}
}