Compute ray of equivalent 2d circle or 3d sphere (circle with same area or sphere with same volume)
EquivalentRay measure compute ray of 2d circle with equivalent area (or 3d sphere with equivalent volume) :
- in 2d case :
- in 3d case :
Here is an example of equivalent ray measurement in 2d case with default parameters :
Compute ray of equivalent 2d circle or 3d sphere (circle with same area or sphere with same volume)
Measure synthesis :
Measure Type | Measure Unit Type | Parameter Type | Result Type | Shape Requirements |
Generic
|
Length
|
EquivalentRayMsrParams |
Value (ipsdk::ipReal64)
|
Row Intersections
|
See Shape measurement for additional information on these pictograms Example of Python code :
Generic example in 2d case :
import PyIPSDK
import PyIPSDK.IPSDKIPLShapeAnalysis as shapeanalysis
inMeasureInfoSet2d = PyIPSDK.createMeasureInfoSet2d()
PyIPSDK.createMeasureInfo(inMeasureInfoSet2d, "EquivalentRayMsr")
outMeasureSet = shapeanalysis.labelAnalysis2d(inGreyImg, inLabelImg2d, inMeasureInfoSet2d)
PyIPSDK.saveCsvMeasureFile(os.path.join(tmpPath, "shape_analysis_results.csv"), outMeasureSet)
outMsr = outMeasureSet.getMeasure("EquivalentRayMsr")
outMsrValues = outMsr.getMeasureResult().getColl(0)
print("First label measurement equal " + str(outMsrValues[1]))
Generic example in 3d case :
import PyIPSDK
import PyIPSDK.IPSDKIPLShapeAnalysis as shapeanalysis
inMeasureInfoSet3d = PyIPSDK.createMeasureInfoSet3d()
PyIPSDK.createMeasureInfo(inMeasureInfoSet3d, "EquivalentRayMsr")
outMeasureSet = shapeanalysis.labelAnalysis3d(inGreyImg, inLabelImg, inMeasureInfoSet3d)
PyIPSDK.saveCsvMeasureFile(os.path.join(tmpPath, "shape_analysis_results.csv"), outMeasureSet)
outMsr = outMeasureSet.getMeasure("EquivalentRayMsr")
outMsrValues = outMsr.getMeasureResult().getColl(0)
print("First label measurement equal " + str(outMsrValues[1]))
Example of C++ code :
Example informations
Associated library
IPSDKIPLShapeAnalysis
Code Example
Shape2dCollPtr pShape2dColl = boost::make_shared<Shape2dColl>();
readFromXmlFile(inputShape2dCollPath, *pShape2dColl);
MeasureInfoSetPtr pMeasureInfoSet = MeasureInfoSet::create2dInstance();
createMeasureInfo(pMeasureInfoSet, "EquivalentRayMsr", createHolesBasicPolicyMsrParams(bProcessHoles));
MeasureSetPtr pOutMeasureSet =
shapeAnalysis2d(pInGreyImg2d, pShape2dColl, pMeasureInfoSet);
const MeasureConstPtr& pEquivalentRayOutMsr = pOutMeasureSet->getMeasure("EquivalentRayMsr");
const ipsdk::shape::analysis::ValueMeasureResult<ipsdk::ipReal64>& outResults = static_cast<const ipsdk::shape::analysis::ValueMeasureResult<ipsdk::ipReal64>&>(pEquivalentRayOutMsr->getMeasureResult());