The comparison function can automatically align two models based on their feature points to compare the faces at different stages and display the differences in facial changes. It is mainly used to check orthodontic and plastic surgery results.
MetronTrack
Steps:
1. By default, each model displays 3 feature points. You can click on a model to add up to 8 feature points. Click and drag the points to adjust their positions until the points on both models match exactly.
2. Once the feature points are set, click the Manual Alignment icon. The new alignment effect will appear in the overlay view.
3. Click the Reset icon to reset the default alignment effect. This will also restore the feature points.
ConsulFace
The planned model is compared with the original model, and since both use the same coordinate system, there is no need to manually align the two models.
Color Map
Steps:
1. Drag the slider in the right bottom to set the range. Positive values are set to red, which indicates a shift toward the outside; negative values are set to blue, which indicates a change toward the inside. The function of color map and sectional view cannot be enabled at the same time.
2. Click on the model to add a label to display the change value here.
Sectional View
Steps:
1. Click and drag the center of the plane to move to the location that requires the sectional view.
2. Click and hold the outline of the plane and move the cursor to rotate the sectional view.
3. Display the difference between the sectional view of the two models. The dark line is the newer scanned data, and the lighter line is the scanned data from the earlier time. Users can click to select two points to measure the straight line between them.
