Linked Questions

7
votes
2answers
6k views

Invisible object that hides other objects (as a mask)

I'm trying to have an object set as invisible that hides other objects, but only when they are behind it. I tried to use the object as a mask (by Compositing) but it works even if they are ahead it. ...
8
votes
4answers
4k views

Using mask as a garbage matte to hide an object

I'm trying to use a mask to hide a part of a render layer, so that when the render layer is shown over a movie, some parts in the movie will appear to be in front of the render layer. For example, ...
2
votes
1answer
537 views

how to put a tracked model behind a person

I have a video and a person walks in front of where I want to put the tracked model and I didn't know if you could cut him out so the model will go behind him like in AE or if that wasn't possible in ...
2
votes
0answers
77 views

Masking out parts of video footage so 3D object can appear [duplicate]

I have built a residential area in 3D in Blender that appears on some drone footage. The residential area is partially hidden behind some other buildings. I would like to mask out that part. Below ...
7
votes
1answer
3k views

Can a mask stick to a shape in the motion tracker?

I have some video footage of a flat surface (for this example, let's say it's a binder or a book), and I want to digitally replace the cover of the book using a plane in Blender. So, I set up my ...
9
votes
1answer
1k views

Is it possible to take a mask clip and 'connect' it to a specific point on a moving object?

I have a video clip of a car driving by from left to right. My goal is to add a decal (mask) to the car door. Right now I am painstakingly moving the mask via X and Y.
7
votes
1answer
2k views

How to mask animated objects so they aren't visible past a certain area?

I am animating objects that will be rendered with video footage in the compositor. My difficulty is how to apply a mask so that the objects disappear when they expand past a certain point. Objects ...
6
votes
2answers
8k views

Create invisibility cloak (alpha mask material)

How can I create an invisibility cloak? It should be an invisible object which causes other specified objects to become invisible when it covers those objects.
16
votes
2answers
14k views

How to create a visible material that does not emit or reflect light?

I need to make a plane in the background that is independent of any lighting in the scene. This means that it does not emit light, and it does not reflect light, but it is visible. It is so I can ...
9
votes
1answer
6k views

Composite a 3D object into a photograph

I was wondering how you would go about putting a 3D object into a photograph so that portions of the image are: In front of, or Behind the model. For example, a photo taken from the roadside with a ...