All Questions
74 questions
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How to Create a Custom Camera Mode in Blender?
Cameras in Blender offer many parameters, such as focal length, depth of field (DOF), etc. There are also settings to switch between perspective, orthographic, or panoramic mode.
Let’s say I want to ...
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1
vote
1
answer
31
views
Rendering Different Images as a Cube Moves Every 10 Frames
I created a cube that moves every 10 frames. I’m trying to capture an image from the camera at each step. However, all the rendered images are based on the first frame. Here is my Python code:
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4
votes
1
answer
72
views
How to get the orientation normal vector to align the camera?
Suppose I have a plane oriented in a specific direction. I want to align the camera to match the plane's direction for rendering, and I would like to achieve this using Python.
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40
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is it correct to set the camera intrinsics in this way?
I have a 3x3 matrix inside a calibration file that has the intrinsics of my real room inside it. We will call them fx fy cx cy. I would like to know if the code I have written is correct, as I am not ...
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2
votes
1
answer
37
views
Python: canvas-flip action is merged with the next user action in undo history
I wrote a simple add-on to enable canvas flipping in Blender (for Grease Pencil) with a hotkey, as well as a menu button. All it does is multiply the camera's local X scale by -1:
...
- 75
0
votes
1
answer
29
views
Camera pose not updated for render
I created a script to render images with different came poses with Blender 4.0. But I always get the same image, the camera pose is not updated. I tried with the python interpreter, blender script tab,...
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1
vote
1
answer
47
views
bpy: Defining object location in view coordinates using the projection matrix
I want to scatter multiple objects inside the view frustum of the active camera. In theory it is easy:
Generate a random 3D Vector with values in [0..1]
Read the projection and camera matrices of the ...
- 681
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49
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Automatically Camera animation (jumping from one object to another)
I was wondering if there is a script or automation for the Blender Cam to automatically jump from one object to the next.
The background is as follows: I am in the process of creating a photo show in ...
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0
answers
96
views
Camera rotating around the object in a regular way with python blender
I want a camera that rotates regularly around the object I have taken with the blender package in python, and I want to take the image of the three-dimensional object from certain angles at the time ...
0
votes
2
answers
126
views
Adding a camera in front of an object based on xyz rotation (Euler to Spherical conversion)
About the script:
I would like to add a camera in front of a selected object.
The front of the object is based on a calculation using a pre-defined polarangle, azimuthal angle and distance.
The ...
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0
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0
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245
views
How to set the camera distortion by script?
I have:
A 3D point cloud indoor scene;
camera_poses.npy: records the camera pose changes, e.g. (x,y,z,qx,qy,qz,qw)
camera_info.txt: stores the parameters of the real camera, the contents are as ...
0
votes
1
answer
93
views
Blender scripting loop not working
I'm trying to set the camera to always look the origin of the scene and then I want to rotate the camera about the origin to get a new camera pose (i.e. rotate the empty point the camera is looking at ...
0
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0
answers
79
views
Calculating Area of Object as Rendered from the Camera
I am trying to build a program to optimise the position of a camera such that the object in question fills the render. The bounding box is inadequate for renders from 45 degree angles, for instance.
I ...
- 133
0
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0
answers
201
views
Changing camera location in script and rendering - problem with keyframes resetting the location before render
What I do is that I change the camera location in Python API and render a new view. Here is an example:
...
- 217
0
votes
1
answer
57
views
Acquiring camera position in script in junction with "Lock Interface" during rendering animation
within a Python script resp. a frame change handler I need to get the current camera position and do some calculations with it. I do this as follows:
camera_object = bpy.context.scene.objects["...
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