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Added methods for read/write of xml camera in the new documented format.

This commit is contained in:
Paolo Cignoni 2010-10-25 13:53:51 +00:00
parent 766b1b3f89
commit 0bff4edee2
1 changed files with 86 additions and 0 deletions
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86
wrap/qt/shot_qt.h
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@ -10,6 +10,48 @@ template <class ShotType>
bool ReadShotFromQDomNode(
ShotType &shot, /// the shot that will contain the read node
const QDomNode &node) /// The XML node to be read
{
if(QString::compare(node.nodeName(),"VCGCamera")==0)
{
QDomNamedNodeMap attr = node.attributes();
vcg::Point3d tra;
tra[0] = attr.namedItem("TranslationVector").nodeValue().section(' ',0,0).toDouble();
tra[1] = attr.namedItem("TranslationVector").nodeValue().section(' ',1,1).toDouble();
tra[2] = attr.namedItem("TranslationVector").nodeValue().section(' ',2,2).toDouble();
shot.Extrinsics.SetTra(-tra);
vcg::Matrix44d rot;
QStringList values = attr.namedItem("RotationMatrix").nodeValue().split(" ", QString::SkipEmptyParts);
for(int y = 0; y < 4; y++)
for(int x = 0; x < 4; x++)
rot[y][x] = values[x + 4*y].toDouble();
shot.Extrinsics.SetRot(rot);
vcg::Camera<double> &cam = shot.Intrinsics;
cam.FocalMm = attr.namedItem("FocalMm").nodeValue().toDouble();
cam.ViewportPx.X() = attr.namedItem("ViewportPx").nodeValue().section(' ',0,0).toInt();
cam.ViewportPx.Y() = attr.namedItem("ViewportPx").nodeValue().section(' ',1,1).toInt();
cam.CenterPx[0] = attr.namedItem("CenterPx").nodeValue().section(' ',0,0).toInt();
cam.CenterPx[1] = attr.namedItem("CenterPx").nodeValue().section(' ',1,1).toInt();
cam.PixelSizeMm[0] = attr.namedItem("PixelSizeMm").nodeValue().section(' ',0,0).toDouble();
cam.PixelSizeMm[1] = attr.namedItem("PixelSizeMm").nodeValue().section(' ',1,1).toDouble();
cam.k[0] = attr.namedItem("LensDistortion").nodeValue().section(' ',0,0).toDouble();
cam.k[1] = attr.namedItem("LensDistortion").nodeValue().section(' ',1,1).toDouble();
// scale correction should no more exist !!!
// float scorr = attr.namedItem("ScaleCorr").nodeValue().toDouble();
// if(scorr != 0.0) {
// cam.PixelSizeMm[0] *= scorr;
// cam.PixelSizeMm[1] *= scorr;
// }
return true;
}
return false;
}
/// TEXALIGN VERSION
template <class ShotType>
bool ReadShotFromOLDXML( ShotType &shot, const QDomNode &node)
{
if(QString::compare(node.nodeName(),"CamParam")==0)
{
@ -48,4 +90,48 @@ template <class ShotType>
}
return false;
}
template <class ShotType>
QDomElement WriteShotToQDomNode(
const ShotType &shot, /// the shot to be written node
QDomDocument &doc) /// The XML node to be read
{
QDomElement shotElem = doc.createElement( "VCGCamera" );
vcg::Point3d tra = -(shot.Extrinsics.Tra());
QString str = QString("%1 %2 %3 1").arg(tra[0]).arg(tra[1]).arg(tra[2]);
shotElem.setAttribute("TranslationVector", str);
vcg::Matrix44d rot = shot.Extrinsics.Rot();
str = QString("%1 %2 %3 %4 %5 %6 %7 %8 %9 %10 %11 %12 %13 %14 %15 %16 ")
.arg(rot[0][0]).arg(rot[0][1]).arg(rot[0][2]).arg(rot[0][3])
.arg(rot[1][0]).arg(rot[1][1]).arg(rot[1][2]).arg(rot[1][3])
.arg(rot[2][0]).arg(rot[2][1]).arg(rot[2][2]).arg(rot[2][3])
.arg(rot[3][0]).arg(rot[3][1]).arg(rot[3][2]).arg(rot[3][3]);
shotElem.setAttribute( "RotationMatrix", str);
const vcg::Camera<double> &cam = shot.Intrinsics;
shotElem.setAttribute( "FocalMm", cam.FocalMm);
str = QString("%1 %2").arg(cam.k[0]).arg(cam.k[1]);
shotElem.setAttribute( "LensDistortion", str);
str = QString("%1 %2").arg(cam.PixelSizeMm[0]).arg(cam.PixelSizeMm[1]);
shotElem.setAttribute( "PixelSizeMm", str);
str = QString("%1 %2").arg(cam.ViewportPx[0]).arg(cam.ViewportPx[1]);
shotElem.setAttribute( "ViewportPx", str);
str = QString("%1 %2").arg((int)(cam.CenterPx[0])).arg((int)(cam.CenterPx[1]));
shotElem.setAttribute( "CenterPx", str);
//scale correction should no more exist !!!
//str = QString("%1").arg((double) 1);
//shotElem.setAttribute( "ScaleCorr", str);
return shotElem;
}
#endif // SHOT_QT_H