Written by Bob Mecham
When patterning or hatching a detail it is beneficial to be sure the patterns align between adjacent elements. This can be done by having a common pattern intersection point defined in the drawing to be used for all patterning.
1. Start by defining a Pattern Intersection Point in your detail. This point can be a construction class element or on a No Plot level, which ever you prefer.
![Pattern Intersection Point Patterns Align](https://envisioncad.com/wp-content/uploads/2015/05/ms-june-image-1.jpg)
2. Then select the patterning command. In this example I will use a Hatch Pattern with Flood Area.
3. Select the area for the pattern. The area will highlight.
![Hatch Pattern with Flood Area Selecting a Patterning Command](https://envisioncad.com/wp-content/uploads/2015/05/ms-june-image-2.jpg)
4. Follow your command prompt in the status bar.
![Defining Pattern Intersection Point Command Prompt](https://envisioncad.com/wp-content/uploads/2015/05/ms-june-image-3.jpg)
5. Do Not Accept yet. Tentative snap to your Pattern Intersection Point.
![Snap to Pattern Intersection Point Hatch Area](https://envisioncad.com/wp-content/uploads/2015/05/ms-june-image-4.jpg)
6. Now accept the pattern with a Data point. The pattern will be placed in the area.
7. Continue to hatch additional areas but always tentative snap back to the Point Intersection Point prior to Accepting.
![Snap Back to Point Intersection Point Hatch Area](https://envisioncad.com/wp-content/uploads/2015/05/ms-june-image-5b.jpg)
8. What you will have is multiple patterns that align perfectly across different elements.
![Multiple Patterns Aligning Patterns](https://envisioncad.com/wp-content/uploads/2015/05/ms-june-image-6.jpg)