94
votes
How can I get better results when doing camera motion tracking?
Here are a few pointers for camera tracking (for more details follow the links in blue text):
1. Prepare your scene carefully before shooting to make tracking and reconstruction easier
Avoid sudden ...
- 1,418
31
votes
Accepted
Zoom window magnification
An alternative solution is to use a Refraction shader. Since this does not require changes to the geometry of the original "image" it can be very easily animated.
The key is to be able to control the ...
- 44.3k
24
votes
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How to render an object without its shadow?
One option is turning off the Shadow property per object (Properties > Object > Cycles Settings):
As of Blender 2.8x the Cycles Settings panel has been renamed to Visibility and the Shadow property ...
- 15.5k
22
votes
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Render an object from "all" perspectives
You can use the Curves Extra Objects Add-on to create a spiral and convert this into a Path. A Follow Path constraint and Track To constraint on your camera will then allow your camera to follow the ...
- 44.3k
21
votes
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How to automatically fit the camera to objects in the view?
There is an operator to do exactly this. it can be called from Python or accessed from a menu.
Select the objects you wish to put in the camera view.
View -> Align View -> Align Active Camera ...
- 47k
21
votes
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Cycles generates distorted depth
Thanks to the Blender dev forum, I figured it out.
The Cycles camera is a pinhole model that "uses the distance between a given point and the pinhole as its Z depth".
So we cannot apply the depth to ...
- 701
20
votes
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How to change the camera from Landscape to Portrait
Probably the easiest way to do this is to swap the values for the x and y resolution fields of the camera Dimensions-Resolution ...
- 12.3k
19
votes
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How do I make Front Ortho the Active Camera?
Go to the front view by pressing NumPad 1. Then press Ctrl+Alt+NumPad 0 to set the camera to the current view. Then switch the camera from perspective to orthographic.
Unlike with a perspective ...
19
votes
Accepted
Rolling shutter effect
Everything in Blender is artificial. (lighting, shading, ...)
Blender Cycles has the rolling shutter functionality. Go to the scene settings and enable motion blur. In the Shutter Type, select Top To ...
- 25.7k
18
votes
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How do you change camera safe area transparency?
This is called the passepartout. It can be changed or disabled (with the camera selected) under the Object Data properties panel > Display rollout.
Note: the Amaranth Toolset addon adds a ...
- 25k
17
votes
3x4 camera matrix from blender camera
rfabbri's excellent answer works in many cases but not always. Based on his version I created a new one that (at least in my tests) works in all cases, including portrait and landscape pixel aspect ...
- 271
17
votes
Project scene to plane in real-time
As has already been mentioned, the same techniques as used in Zoom Windows Magnification can be used here - but this is very dependent on getting the vector maths correct, which is also critically ...
- 44.3k
16
votes
Is there a Way to Align Camera to View and Fit the View?
After hitting CtrlAltNumpad 0 (and being disappointed by a cropped version of what you were expecting), select the camera (in the outliner panel), press G, then press the middle mouse button and move ...
- 261
16
votes
How can I make a camera the active one?
Another way to achieve camera switching in Blender is through the VSE or Video Sequence Editor.
Establish multiple cameras in the scene.
Add a scene strip to the VSE for each camera and set the ...
- 8,916
16
votes
Accepted
How to make objects in the scene become physically smaller the further they are from the camera?
You can do this by drivers.
Right click on Scale X property and Add Driver > Manually Create Later (Single).
Go to Graph Editor and switch to Drivers mode.
Draw a line like this: (this line will ...
- 33.6k
15
votes
Accepted
View camera boundaries in user perspective?
Another option is to simply scale up the camera object. It doesn't effect the FOV at all. Select the camera, go to the properties panel and Camera > Display > Size.
Scale it up until the frustrum ...
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15
votes
Accepted
How swap views between multiple cameras?
There are multiple different ways. These are only a few. They can also be mixed together.
(1).1 Bind the camera to a marker
You can do that by binding the camera to a marker on your timeline.
You ...
- 361
15
votes
Accepted
Camera projection without generating UV's?
The answer to Projecting Texture onto surface from point produced a material that would project an image from an arbitraty point in the scene through a second point and onto the surface. The same ...
- 44.3k
14
votes
How can I get the camera's projection matrix?
There is actually a better method than rolling your own code, as shown here:
...
- 241
14
votes
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Making a realistic infinite mirror tunnel
To make more bounces:
Go to render panel and in Light paths section increase Bounces on Min, Max and Glossy
To get rid of Darkness:
Go to materials and change both mirrors color to pure white:
- 900
14
votes
Zoom window magnification
You may do it using the shape keys and a freestyle rendering engine, it demands some experimenting though.
Add a plane and texture it with your image (or use Images as Planes add on to do it). Add a ...
- 33.2k
14
votes
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Make an object invisible to a specific camera? (Cycles)
This is possible using Drivers similar to the method described in the answer to How to change world background based on active camera?
You should set the Pass Index for each of the Camera objects so ...
- 44.3k
14
votes
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Different Cameras on different Viewports ? Blender 2.8
In sidebar options (N button) you have to select Use Local Camera and select your camera. See image.
- 156
14
votes
Setting up an isometric view
In order to get an exact isometric perspective you shoud actually set as folllows:
Here's a comparison between (60,0,45) and (54.736,0,45) rotation:
Thanks to blender3darchitect.com: How to create a ...
- 141
14
votes
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Make an object infinitely far away?
You could make the moon move relative to the camera.
Select the camera and ⇧ ShiftS snap the cursor to it. Then add an empty at that position. ⇧ ShiftA
Select the moon. ⇧ Shift ...
- 25.7k
14
votes
Accepted
How to make fisheye lens for camera
The Cycles render engine allows to use a fisheye lense. Select the active camera and open the Object Data Properties. Set the Type to Panoramic and select either Fisheye Equisolid or Fisheye ...
- 25.4k
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