# Questions tagged [axis]

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### Unity - X axis back to front

I'm using Unity 2018 and its really confusing me. I generate a plane mesh in code and when it comes to positioning (transform.position.x) it on the X axis I can't understand why moving it further to ...
1k views

### Converting Euler rotation angles from Z up to Y up (Max to OpenGL)

I'm working on pulling geometry and it's transformation from a 3DS Max exported FBX (Z-up) to an OpenGL model format (Y-up). The main problem is I intend to keep the transformations as Translation and ...
2k views

### How to make an object which position is not on the world origin rotate around the world orgin in threejs?

I've loaded an object and set its position on vector(5,2,-5) by threejs. And I wanted it to rotate around the origin point in the world coodinate system. I found a method in class Object3D called '...
35 views

### Transform arbitrary axes to world axes

I'm in the case I need to transform a Quaternion coordinate system to a concrete one, let me explain. I'm implementing an orientation tracker for VR headsets, I have the orientation of the device and ...
264 views

### How to find or compute or look for overall/max RPM by simply checking for rotation?

I find it hard to determine the wheel RPM since I'm only making a simple 2D game of rotating object via Z-axis. I wanna try this solution but I got no change since I'm trying to find the RPM from a ...
351 views

### PhysX - Revolute joint around unit vector

I'm using a right-handed coordinate system with (0,0,-1) = forward, (1,0,0) = right and ...
583 views

### Separating Axis Theorem Issue

I am trying to create a 2d top down shooter using DirectX 11 (Windows 8 Store) and I am trying to implement OOBB collision using the Separating Axis Theorem. However I appear to have run into an ...
1k views

### Move parent according to child axis in Unity?

Can I ask my parent to move according to the child axis? This means if I turn right, then right again, the parent has to be at 180° from its original position, and not only at 90° (because "Right" ...
23 views

### Using UI buttons for Input Manager

My character is supposed to be moved by 4-directional joystick. Until today I was using basic Input Manager for handling this from keyboard. I mean Horizontal and Vertical Axis. How can I make it so ...
22 views

### Efficient way to compare vectorial direction?

I have a bunch of random vectors representing a direction and four other vectors that we can distinguish with their pyramidal arrows at their extremity, they represent a boundary what i'd like to do ...
78 views

### Unity: Vertical Input will not return negative values

I am trying to make a 'single stick' shooter, where the character faces the direction they are moving, but I'm struggling to get the movement working correctly; no matter what I've tried, the player ...
63 views

I tried ...
26 views

### Unwanted rotations with transform.RotateAround

I didn't tough i would have issues with this, but unfortunatly I did. I have a Character (which is more a pile of cube) with a body, a empty GameObject for each leg attached to the body with a join ...
512 views

### Unreal MouseWheelAxis negative axis does not work

Would like to avoid using separate action mappings i.e. MouseWheelUp and MouseWheelDown for a system I'm developing. I noticed <...