How to select a reference?
1. What is a reference?
2. Do I really need to measure something? Why cannot I just give you two pictures?
3. How many references do I need?
4. Do I need to use an object already in the scene as the reference or can I place something
(e.g., an umbrella) in the scene and use it as the reference?
5. Do I need to see the reference in the two pictures? Can the reference be partially
occluded by other objects?
6. Can the reference move in the two pictures?
7. Should the reference be placed at a certain location in the scene?
See all questions and answers in this section
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