Spec says "149*4" bytes, not "149".
Paul Martz
Skew Matrix Software LLC
http://www.skew-matrix.com <http://www.skew-matrix.com/>
303 859 9466
//
// OpenFlight® loader for OpenSceneGraph
//
// Copyright (C) 2005-2006 Brede Johansen
//
#include <osg/Notify>
#include <osg/TexEnv>
#include <osg/Texture2D>
#include <osg/StateSet>
#include <osg/GL>
#include <osgDB/FileNameUtils>
#include <osgDB/FileUtils>
#include <osgDB/Registry>
#include "AttrData.h"
#include "DataInputStream.h"
using namespace osg;
using namespace osgDB;
using namespace flt;
class ReaderWriterATTR : public osgDB::ReaderWriter
{
public:
virtual const char* className() const { return "ATTR Image Attribute
Reader/Writer"; }
virtual bool acceptsExtension(const std::string& extension) const
{
return equalCaseInsensitive(extension,"attr");
}
virtual ReadResult readObject(const std::string& fileName, const
ReaderWriter::Options*) const;
};
ReaderWriter::ReadResult ReaderWriterATTR::readObject(const std::string& file,
const ReaderWriter::Options* options) const
{
using std::ios;
std::string ext = osgDB::getLowerCaseFileExtension(file);
if (!acceptsExtension(ext)) return ReadResult::FILE_NOT_HANDLED;
std::string fileName = osgDB::findDataFile( file, options );
if (fileName.empty()) return ReadResult::FILE_NOT_FOUND;
std::ifstream fin;
fin.imbue(std::locale::classic());
fin.open(fileName.c_str(), std::ios::in | std::ios::binary);
if ( fin.fail())
return ReadResult::ERROR_IN_READING_FILE;
flt::DataInputStream in(fin.rdbuf());
AttrData* attr = new AttrData;
try
{
attr->texels_u = in.readInt32();
attr->textel_v = in.readInt32();
attr->direction_u = in.readInt32();
attr->direction_v = in.readInt32();
attr->x_up = in.readInt32();
attr->y_up = in.readInt32();
attr->fileFormat = in.readInt32();
attr->minFilterMode = in.readInt32();
attr->magFilterMode = in.readInt32();
attr->wrapMode = in.readInt32(AttrData::WRAP_REPEAT);
attr->wrapMode_u = in.readInt32();
if (attr->wrapMode_u == AttrData::WRAP_NONE)
attr->wrapMode_u = attr->wrapMode;
attr->wrapMode_v = in.readInt32();
if (attr->wrapMode_v == AttrData::WRAP_NONE)
attr->wrapMode_v = attr->wrapMode;
attr->modifyFlag = in.readInt32();
attr->pivot_x = in.readInt32();
attr->pivot_y = in.readInt32();
// v11 ends here
// if (in.eof() || (_flt_version <= 11)) return true;
#if 1
attr->texEnvMode = in.readInt32(AttrData::TEXENV_MODULATE);
attr->intensityAsAlpha = in.readInt32();
in.forward(4*8);
attr->size_u = in.readFloat64();
attr->size_v = in.readFloat64();
attr->originCode = in.readInt32();
attr->kernelVersion = in.readInt32();
attr->intFormat = in.readInt32();
attr->extFormat = in.readInt32();
attr->useMips = in.readInt32();
for (int n=0; n<8; n++)
attr->of_mips[n] = in.readFloat32();
attr->useLodScale = in.readInt32();
attr->lod0 = in.readFloat32();
attr->scale0 = in.readFloat32();
attr->lod1 = in.readFloat32();
attr->scale1 = in.readFloat32();
attr->lod2 = in.readFloat32();
attr->scale2 = in.readFloat32();
attr->lod3 = in.readFloat32();
attr->scale3 = in.readFloat32();
attr->lod4 = in.readFloat32();
attr->scale4 = in.readFloat32();
attr->lod5 = in.readFloat32();
attr->scale5 = in.readFloat32();
attr->lod6 = in.readFloat32();
attr->scale6 = in.readFloat32();
attr->lod7 = in.readFloat32();
attr->scale7 = in.readFloat32();
attr->clamp = in.readFloat32();
attr->magFilterAlpha = in.readInt32();
attr->magFilterColor = in.readInt32();
in.forward(4);
in.forward(4*8);
attr->lambertMeridfcian = in.readFloat64();
attr->lambertUpperLat = in.readFloat64();
attr->lambertlowerLat = in.readFloat64();
in.forward(8);
in.forward(4*5);
attr->useDetail = in.readInt32( );
attr->txDetail_j = in.readInt32();
attr->txDetail_k = in.readInt32();
attr->txDetail_m = in.readInt32();
attr->txDetail_n = in.readInt32();
attr->txDetail_s = in.readInt32( );
attr->useTile = in.readInt32();
attr->txTile_ll_u= in.readFloat32();
attr->txTile_ll_v = in.readFloat32();
attr->txTile_ur_u = in.readFloat32();
attr->txTile_ur_v = in.readFloat32();
attr->projection = in.readInt32();
attr->earthModel = in.readInt32();
in.forward(4);
attr->utmZone = in.readInt32();
attr->imageOrigin = in.readInt32();
attr->geoUnits = in.readInt32();
in.forward(4);
in.forward(4);
attr->hemisphere = in.readInt32();
in.forward(4);
in.forward(4);
in.forward(149*4);
attr->comments = in.readString(512);
// v12 ends here
// if (in.eof() || (_flt_version <= 12)) return true;
in.forward(13*4);
attr->attrVersion = in.readInt32();
attr->controlPoints = in.readInt32();
in.forward(4);
#endif
}
catch(...)
{
if (!fin.eof())
{
throw;
}
}
fin.close();
return attr;
}
// now register with Registry to instantiate the above
// reader/writer.
REGISTER_OSGPLUGIN(attr, ReaderWriterATTR)
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