GMVector3D GMViewport::project(const GMVector3D& source, const GMMatrix& projection, const GMMatrix& view, const GMMatrix& world)
{
GMVector4D result = GMVector4D::Transform(source, world);
result = result.transform(view);
result = result.transform(projection);
result.z = result.z * (maxDepth - minDepth);
result /= result.w;
GMVector3D finalResult(result.x, result.y, result.z);
finalResult.x = x + (1 + finalResult.x) * width / 2;
finalResult.y = y + (1 - finalResult.y) * height / 2;
finalResult.z = finalResult.z + minDepth;
return finalResult;
}
double ATCAbstractProfile::mixedInterval(ATCInterpolator2D &interpolator, ATCInterpolator2D &inverseInterpolator, double key, double lvlFrom, double interval)
{
//Calculate quantity X from initial level using standard interpolator
QVector<double> site(1, lvlFrom);
QVector<double> result(1);
interpolator.interpolate(key, site, result);
//Update quantity X for final level using input interval
double finalX = interval + result.at(0);
//Calculate final level using updated quantity X
QVector<double> finalSite(1, finalX);
QVector<double> finalResult(1);
inverseInterpolator.interpolate(key, finalSite, finalResult);
//Return calculated level
return finalResult.at(0);
}
