AutoCAD

How to Clip Raster in AutoCAD?

Understanding Clipping in AutoCAD

Clipping in AutoCAD involves defining a specific boundary to hide portions of images, underlays, or external references. This is particularly useful for keeping focus on relevant parts of your design without image clutter.

Step-by-Step Guide to Clipping a Raster Image in AutoCAD

1. Activate the Image Clipping Command

To initiate clipping, first click the “Home” tab located at the top of the interface. Move to the “Modify” panel and select the “Trim” option. Once selected, the command line will prompt you for further actions.

2. Choose the Cutting Edges

Select the elements that will act as your cutting boundaries. These can be lines, polylines, or arcs that outline the area you want to keep. After selecting your cutting edges, press the “Enter” key to finalize your selection.

3. Specify the Objects to Trim

Now, click on the objects you wish to clip. This includes the raster image and any other elements necessary for your design. Once you have selected all desired objects, press “Enter” again to complete the procedure.

4. Use the IMAGECLIP Command for Precise Clipping

For more detailed clipping, type “IMAGECLIP” in the command prompt. This command allows for a more versatile approach by letting you choose a polygonal or rectangular clipping area. To start, select the raster image you want to clip.

5. Define the Clipping Boundary

Depending on your choice, you’ll either draw a rectangular box or outline a polygon with your mouse clicks. Make sure to define corners or vertices accurately based on the area you want to keep visible.

6. Adjusting the Clipping Frame Visibility

If you need to hide or show the clipping frame, use the “Modify” menu. Navigate to the “Object” section, click on “Image Frame,” and choose your desired visibility setting. Options include hiding the frame completely, showing it but not plotting, or showing it during both viewing and printing.

Additional Clipping Techniques in AutoCAD

Creating a Clipping Boundary

To make a new clipping boundary, go to the “External References” tab. Click on the “Clipping” panel and select “Create Clipping Boundary.” If prompted, confirm to erase any previous boundaries. Use polylines, rectangles, or polygons to set your new clipping area.

Removing an Existing Clipping Boundary

To delete a clipping boundary, go to the “Modify” menu. Select “Clip Image” and then choose the image with the boundary you wish to remove. Type “d” for delete; this will restore the original state of the image.

FAQ

What types of images can be clipped in AutoCAD?

You can clip raster images, underlays, external references, and viewports. Each type has specific characteristics, but the process generally remains the same.

Can I revert the changes after clipping an image?

Yes, you can remove or adjust the clipping boundaries at any time using the “Clip Image” command in the modify menu.

How does clipping impact my drawing performance?

Clipping can enhance performance by reducing the amount of visual data processed, helping to speed up rendering and navigation in complex drawings.

About the author

Wei Zhang

Wei Zhang

Wei Zhang is a renowned figure in the CAD (Computer-Aided Design) industry in Canada, with over 30 years of experience spanning his native China and Canada. As the founder of a CAD training center, Wei has been instrumental in shaping the skills of hundreds of technicians and engineers in technical drawing and CAD software applications. He is a certified developer with Autodesk, demonstrating his deep expertise and commitment to staying at the forefront of CAD technology. Wei’s passion for education and technology has not only made him a respected educator but also a key player in advancing CAD methodologies in various engineering sectors. His contributions have significantly impacted the way CAD is taught and applied in the professional world, bridging the gap between traditional drafting techniques and modern digital solutions.