# eVision

> eVision 26.10.0-beta.2.dev documentation


2026, Euresys

## Pages in this subsection

- [EasyGauge](index.html.md): The **Calibration using EWorldShape (Legacy)** page and the snippets under **Legacy** use the legacy...
- [Point Location](pointlocation.html.md): This code snippet shows how to create a point location tool, adjust its parameters, set the gauge position and retrieve the result.
- [Line Fitting](linefitting.html.md): This code snippet shows how to create a line measurement tool, adjust its parameters, set the gauge position and retrieve the result.
- [Circle Fitting](circlefitting.html.md): This code snippet shows how to create a circle measurement tool, adjust its parameters, set the gauge position and retrieve the result.
- [Rectangle Fitting](rectanglefitting.html.md): This code snippet shows how to create a rectangle measurement tool, adjust its parameters, set the gauge position and retrieve the result.
- [Wedge Fitting](wedgefitting.html.md): This code snippet shows how to create a wedge measurement tool, adjust its parameters, set the gauge position and retrieve the result.
- [Gauge Grouping](gauge_grouping/index.html.md): Code snippets demonstrating Gauge Grouping with eVision's EasyGauge, shown in C++, C#, and Python.
- [Complex Measurement](gauge_grouping/complexmeasurement.html.md): This code snippet shows how to use frame of reference to define gauges from the result of other gauges.
- [Legacy](gauge_grouping/legacy/index.html.md): The snippets below use the legacy **EasyGauge** API.
- [Complex Measurement (Legacy)](gauge_grouping/legacy/complexmeasurementlegacy.html.md): This code snippet shows how to trigger the measurement of a whole gauge hierarchy and retrieve the results using the legacy EasyGauge API.
- [Gauge Hierarchy (Legacy)](gauge_grouping/legacy/gaugehierarchylegacy.html.md): This code snippet shows how to create a gauge hierarchy and save it into a file using the legacy EasyGauge API.
- [Calibration using EWorldShape (Legacy)](calibration_using_eworldshape_legacy/index.html.md): Code snippets demonstrating Calibration using the legacy EWorldShape class with eVision's EasyGauge, shown in C++, C#, and Python.
- [Calibration by Guesswork (Legacy)](calibration_using_eworldshape_legacy/calibrationbyguessworklegacy.html.md): This code snippet shows how to perform a calibration by guesswork using the legacy EasyGauge API.
- [Landmark-Based Calibration (Legacy)](calibration_using_eworldshape_legacy/landmarkbasedcalibrationlegacy.html.md): This code snippet shows how to perform a landmark-based calibration using the legacy EasyGauge API.
- [Dot Grid-Based Calibration (Legacy)](calibration_using_eworldshape_legacy/dotgridbasedcalibrationlegacy.html.md): This code snippet shows how to perform a dot grid-based calibration using the legacy EasyGauge API.
- [Coordinates Transform (Legacy)](calibration_using_eworldshape_legacy/coordinatestransformlegacy.html.md): This code snippet shows how to convert coordinates from the Sensor space to the World space and conversely using the legacy EasyGauge API.
- [Image Unwarping (Legacy)](calibration_using_eworldshape_legacy/imageunwarpinglegacy.html.md): This code snippet shows how to unwarp an image based on the computed calibration coefficients by using the legacy EasyGauge API.
- [Legacy](legacy/index.html.md): Browse code snippets demonstrating legacy EasyGauge usage in C++, C#, and Python for eVision machine vision applications.
- [Point Location (Legacy)](legacy/pointlocationlegacy.html.md): This code snippet creates a point location tool, adjusts its parameters, sets the gauge position and retrieves the result, using the legacy EasyGauge API.
- [Line Fitting (Legacy)](legacy/linefittinglegacy.html.md): This code snippet creates a line measurement tool, adjusts its parameters, sets the gauge position and retrieves the result, using the legacy EasyGauge API.
- [Circle Fitting (Legacy)](legacy/circlefittinglegacy.html.md): This code snippet creates a circle measurement tool, adjusts its parameters, sets the gauge position and retrieves the result, using the legacy EasyGauge API.
- [Wedge Fitting (Legacy)](legacy/wedgefittinglegacy.html.md): This code snippet creates a wedge measurement tool, adjusts its parameters, sets the gauge position and retrieves the result, using the legacy EasyGauge API.
- [Rectangle Fitting (Legacy)](legacy/rectanglefittinglegacy.html.md): This code snippet creates a rectangle measurement tool, adjusts its parameters, sets the gauge position and gets the result, using the legacy EasyGauge API.

## Optional

- [Top-level llms.txt](../../../../llms.txt): Complete documentation index.