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Unleashing the Magic: A Step-by-Step Guide to Projection Mapping with QLab

Dan Nagle • May 17, 2023

How-to Get Started with Projection Mapping using QLab

Welcome to Tech Direction, your go-to resource for all things technical in the world of live entertainment. In this blog post, we are diving deep into the captivating art of projection mapping using the powerful software, QLab. Whether you're a seasoned professional or just getting started, get ready to unlock the full potential of projection mapping and bring your productions to life like never before!


NOTE: These features may require purchasing a license for QLab to output video or do specific functions. Take a look at https://qlab.app/ to for more info and pricing.


Step 1: Set Up Your Workspace

Launch QLab and create a new workspace for your projection mapping project. Organize your workspace by creating separate cue lists for different scenes or sections of your performance. This will allow you to easily manage and control your projection cues.


Step 2: Import and Prepare Your Content

Import your projection content, including images, videos, or animations, into the QLab workspace. Arrange your media cues in the cue list, ensuring the order and timing align with your desired mapping sequence. QLab supports various media file formats, making it flexible for incorporating different types of content.


Step 3: Create a Surface Geometry

In QLab, open the "Surfaces" tab and create a surface geometry that corresponds to your mapping surface. Use the editing tools to define the shape and dimensions of the surface. QLab provides options for basic shapes like rectangles and circles, as well as the ability to import custom shapes or use the built-in corner pinning feature for more complex surfaces.


Step 4: Apply Your Media to the Surface

With the surface geometry in place, assign your media cues to the surface. Select the desired media cue, then drag and drop it onto the surface in the "Surfaces" tab. QLab will automatically map and align the media to the designated surface based on your surface geometry settings.


Step 5: Fine-Tune Mapping Parameters

Refine the mapping parameters to achieve precise alignment and positioning of your content on the surface. QLab offers a range of controls for adjusting scale, rotation, position, and perspective to ensure the projected content fits perfectly on the mapped surface. Take your time to fine-tune each media cue for seamless integration with the surface geometry.


Step 6: Apply Edge Blending and Masking (if needed)

If you are working with multiple projectors or blending projections across edges, use QLab's edge blending feature to seamlessly merge the projected areas. Adjust the blending parameters to achieve a smooth transition between projectors. Additionally, utilize masking tools to selectively reveal or hide specific areas of your projection as required by the design.


Step 7: Cue Timing and Transitions

Refine the timing and transitions of your projection cues to synchronize with other elements of your live production. Use QLab's timeline-based interface to set precise cue triggers, fades, or crossfades between different media cues. Experiment with timing and transitions to enhance the visual impact and storytelling of your projection mapping.


Step 8: Test and Rehearse

Test your projection mapping cues within the QLab workspace to ensure everything functions as intended. Preview the cues, make any necessary adjustments, and iterate until you achieve the desired visual effect. Rehearse your entire performance, paying close attention to the synchronization of projection cues with other technical elements.


Step 9: Perform and Wow Your Audience

With your projection mapping cues perfected in QLab, it's time to bring your production to life. Execute your cues during the live performance, showcasing the stunning visuals created through projection mapping. Sit back, relax, and witness the awe and amazement of your audience as they experience the magic of projection mapping.


Remember, projection mapping with QLab is an art form that requires creativity, technical skill, and attention to detail. Take your time to experiment, explore new possibilities, and push the boundaries of what's possible with this incredible technology.


Now that you have a more detailed understanding of the steps involved in setting up projection mapping within QLab, you're well-equipped to dive into this exciting world of visual storytelling. Remember to experiment, practice, and refine your techniques to create truly captivating and immersive experiences for your audience.


Stay tuned for more tech tips and industry insights from Tech Direction, your trusted source for all things technical in the world of live entertainment.


Note: QLab is a registered trademark of Figure 53, LLC and is not affiliated with Tech Direction.


  • Can I use QLab for projection mapping on complex surfaces?

    Yes, QLab is a versatile software that supports projection mapping on various surfaces, including flat surfaces, irregular shapes, and even 3D objects. QLab's surface geometry tools allow you to define the shape and dimensions of the projection surface, enabling precise mapping and alignment of your visuals.

  • Can I synchronize projection cues with other elements of my performance using QLab?

    Absolutely! QLab is renowned for its powerful timeline-based interface, which allows you to synchronize projection cues with lighting, audio, and other technical elements of your live performance. You can create precise cue triggers, fades, and transitions to achieve seamless synchronization and enhance the overall impact of your production.

  • Can QLab handle multiple projectors for projection mapping?

    Yes, QLab supports the use of multiple projectors, making it ideal for multi-projector setups commonly used in projection mapping. With QLab's edge blending feature, you can seamlessly merge projections across multiple projectors, ensuring a cohesive and immersive visual experience for your audience.

  • Is QLab suitable for both small-scale and large-scale projection mapping projects?

    Absolutely! QLab is designed to cater to a wide range of production scales. Whether you're working on a small-scale theater performance or a large-scale outdoor event, QLab provides the flexibility and tools necessary to create stunning projection mapping effects. From basic mapping on flat surfaces to intricate mapping on complex structures, QLab empowers you to bring your creative vision to life.

  • How do I set up projection mapping in QLab?

    Setting up projection mapping in QLab involves a few key steps:


    Step 1: Import your projection content, such as images or videos, into the QLab workspace.


    Step 2: Create a surface geometry in QLab that corresponds to the shape and dimensions of your projection surface.


    Step 3: Assign your media cues to the surface in QLab by dragging and dropping them onto the surface geometry.


    Step 4: Fine-tune the mapping parameters in QLab to align and position your content on the mapped surface.


    Step 5: Test and rehearse your projection mapping cues within the QLab workspace to ensure everything functions as intended.


    By following these steps, you'll be on your way to creating captivating projection mapping effects with QLab. Don't hesitate to refer to QLab's documentation or reach out to our team at Tech Direction for further assistance if needed.


    See our more detailed guide on our website at https://TechDirection.ca/unleashing-the-magic-a-step-by-step-guide-to-projection-mapping-with-qlab

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