void MetricNamesRep::setColoredTextList(std::vector<std::pair<QColor, QString> > text, Eigen::Array2d pos, vtkViewport *vp)
{
mDisplayText.clear();
if (vp==0)
{
vp = this->getRenderer();
}
// if (vp==0)
// {
// return;
// }
DoubleBoundingBox3D bb;
bb = this->findNormalizedBoundingBoxAroundText(text, pos, vp);
double meanHeight = bb.range()[1]/text.size();
for (unsigned i=0; i<text.size(); ++i)
{
TextDisplayPtr rep;
rep.reset( new TextDisplay( text[i].second, text[i].first, mFontSize) );
rep->textProperty()->SetJustificationToLeft();
rep->getActor()->GetPositionCoordinate()->SetCoordinateSystemToNormalizedViewport();
Vector3D currentPos = bb.bottomLeft() + (meanHeight*i)*Eigen::Vector3d::UnitY();
rep->setPosition(currentPos);
rep->setRenderer(this->getRenderer());
mDisplayText.push_back(rep);
}
}
/**Normalize volume defined by in to volume defined by out.
*
* This is intended for creating transforms from one viewport to another, i.e.
* the two boxes should be aligned and differ only in translation + scaling.
*/
Transform3D createTransformNormalize(const DoubleBoundingBox3D& in, const DoubleBoundingBox3D& out)
{
// translate input bottomleft to origin, scale, translate back to output bottomleft.
Transform3D T0 = createTransformTranslate(-in.bottomLeft());
Vector3D inrange = in.range();
Vector3D outrange = out.range();
Vector3D scale;
// check for zero input dimensions
for (unsigned i = 0; i < scale.size(); ++i)
{
if (fabs(inrange[i]) < 1.0E-5)
scale[i] = 0;
else
scale[i] = outrange[i] / inrange[i];
}
Transform3D S = createTransformScale(scale);
Transform3D T1 = createTransformTranslate(out.bottomLeft());
Transform3D M = T1 * S * T0;
return M;
}
/** Initialize the volue parameters with sensible defaults.
*/
OutputVolumeParams::OutputVolumeParams(DoubleBoundingBox3D extent, double inputSpacing, double maxVolumeSize) :
mInputSpacing(inputSpacing), mMaxVolumeSize(maxVolumeSize), mValid(false)
{
mImage.setSpacingKeepDim(Eigen::Array3d(inputSpacing, inputSpacing, inputSpacing));
mImage.setDimKeepBoundsAlignSpacing(extent.range());
this->constrainVolumeSize();
if(mImage.getDim().minCoeff() <= 1) //At least one of the dimensions <= 1
mValid = false;
else
mValid = true;
}
Vector3D CustomMetric::getScale() const
{
if (!mScaleToP1 || !this->getModel() || this->getModel()->getType() == "image")
return Vector3D::Ones();
DoubleBoundingBox3D bounds = this->getModel()->boundingBox();
bounds = transform(this->getModel()->get_rMd(), bounds);
std::vector<Vector3D> coords = mArguments->getRefCoords();
double height = (coords[1] - coords[0]).length();
Vector3D dir = this->getDirection();
double p0 = dot(coords[0], dir);
double p1 = dot(coords[1], dir);
height = p1 - p0;
height -= (mOffsetFromP0 + mOffsetFromP1);
Vector3D scale(1,
height/bounds.range()[1],
1);
return scale;
}
