# Questions tagged [car]

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11k views

### Transmission implementation in a car game

I'm trying to create a simple car game with manual gear changes. However, I'm having a bit of trouble implementing the gear changes. Here's my current code for the "car": ...
43k views

### Typical Maximum steering angle of a real car

I'm building a car sim in Unity3D. I'm trying to set the properties of the car to be as realistic as possible. I can't seem to get a straight answer on Google so I thought of asking here. What is the ...
13k views

### I am looking to create realistic car movement using vectors

I have goggled how to do this and found this http://www.helixsoft.nl/articles/circle/sincos.htm I have had a go at it but most of the functions that were showed didn't work I just got errors because ...
1k views

### How to adapt pathfinding algorithms to restricted movement?

Imagine car-like movement where entities cannot turn on a dime. Say, for the sake of discussion, that when at-speed they can turn 90 degrees per second. This would in many cases change the optimal ...
798 views

I have a simple top down bike game that I'm trying to add steering to. I would like to know how I use the heading of the front wheel to determine the heading and velocity of the bike. ...
2k views

### In very simple 3d racing games, how are collisions handled?

I was wondering how collisions in some simple 3d car racing games are done (especially in games like Outrun 2/Motoracer). In classic car racing games with complex environment (open world), I guess ...
20k views

### Do I need to obtain a license to use real car brands in a game? [duplicate]

We are small team which working on car racing game but we don't know about licensing process for branded cars like Nissan, Lamborghini, Chevrolet and etc. Do we need to buy any licence for using ...
2k views

### Differential programming for a vehicle

I am to a point on my vehicle where, when im going fast and turning, the vehicle acts weird because the inside tires are moving faster than the outside tires. So i need to figure out how to program in ...
3k views

### How to make a car move sharper at high speed?

I am working on a car-racing game on Unity 2018.1. My car works perfectly at low speed but as it speeds up, I lose control over the car and it starts to drift independently. What can I do to prevent ...
1k views

### How do I make a slot car game?

I new to game development with Unity and my first project is a slot car racer. For a realistic slot car-like-driving experience, I first build a track with a channel in the track and a pin on the car. ...
999 views

### 2D Car Simulation with Throttle Linear Physics

I'm trying to make a simulation game for an automatic cruise control system. The system simulates a car on varying inclinations and throttle speeds. I've coded up to the car physics but these do note ...
352 views

### How to find the optimum path, on a road, for a car?

For the moment I have an AI car, that follows points (let's call this Waypoints), that I built by myself. Of course, it's not optimal because of my poor human hand, and car knowledge. After this ...
1k views

### How to handle collision resolution in a top-down car game?

I have a top-down car game which takes place in an arena. The game is very very light on physics, so I'm not actually using a physics engine. The cars' movement is mostly managed by a struct I called <...
1k views

### How to simulate car drivetrain (in Unity)?

One of my hobby projects involves cars. Up until now I had a quick and dirty "one class" implementation of engine+gearbox+wheels, but I thought that this is ugly, and I want to go a bit more realistic....
224 views

### What does maximum normalized frictional force mean in this tutorial?

I tried following this tutorial: https://nccastaff.bournemouth.ac.uk/jmacey/MastersProjects/MSc12/Srisuchat/Thesis.pdf, but in page 19 I ran onto a problem - I don't understand the step 4. It is also ...
2k views

### Should I calculate in meters or pixels

In my car sim I am doing my calculations in Standard Units, except for the distance which is in pixels. Is this still correct (my guess is no) or should I use Meters ? If I should use meters what is ...
2k views

### How do I make a 2D race car turn smoothly? [duplicate]

I'm making a competitive 2-player 2D racing game for a school project. I'm struggling with the movements of my car: I made it a square for testing purposes and it can move left, right, up or down, but ...
2k views

### How to do an anti sway bar for a car in Unity 5?

I have researched some examples of anti roll bars for Unity but they are all for unity 4 and bellow so they do not work in unity 5. Can someone please assist me in making an anti roll bar script in C# ...
977 views

### How to detect if an object is upright?

I have a cartoon car and it has a skid sound with the car skids. But when the car flips over the skid sound plays endlessly and its really annoying. I have a basic script that is meant to detect when ...
1k views

### Car physics - velocity and latheral force

Im developing simple car racing game. To turn a car, I need to calculate slip angles for each tire and then use those angles to find lateral force (using Hans B. Pacejka magic formula). One thing I ...
2k views

### Opponent car logic in race games

I'm developing a race game in Andengine. I have created a car which player is controlling. But since this is a race game, there should be 3 or 4 car which snatch with the player's car. My question is: ...
642 views

### How can I apply steering behaviors to a car controlled with turning and acceleration?

I feel like I've got my head around steering behaviors, but I've having trouble applying them to a car. The steering behaviors return forces that one could apply to an object that can move in any ...
2k views

### Math to steer a car

I'm in the early stages of a city driving simulation project, and I'm having trouble with the math to determine how the AI should steer the cars. My car model is very simple, with nothing like ...
1k views

### How to model vehicle driving physics?

How to model the physics of a car in a racing game? In real life, vehicle movement is inherited from the wheels. But after reading a few articles on the subject (a lot of which are 10 years old), I ...
886 views

### Neural Net Controlled Car

I'm trying to make an AI car controlled by a neural net. I saw this two videos: Neural Network Demo and Q Learning and neural network in 2D car driving and I want to replicate that. I already have ...
1k views

### physics of 2D car racing game with heightmap

I want to develop a simple car racing game where the road is defined by a heightmap. It looks basically like this: The player can use throttle and brake to control the car. I'm wondering what the ...
154 views

### Math needed to create a very simple 2D side view car game

I'm trying to create a 2D side view car game (something like Hill Climb Racing, but much more simpler), but I'm confused on the math and physics. Most of the tutorials I found were about making a top-...
108 views

### Need instructions for my AI racing car game

I'm having a school project to create an 2D AI racing car game, but nobody know where is the destination, and the map is randomly generated. But to avoid the dead end, we must teach the car not to ...
293 views

### What is the unit of speed in unity3d?

I have cars in my unity scene, I am not sure in what units speed is specified in unity.
1k views

### Unity3d 2017 trail renderer behaving weird

Please see the screenshot I attached, I am trying to make skid marks using trail renderer, but one side of trail is going upwards just after it renders, it was working fine Unity 5.4, but when I ...
120 views

### XNA 4.0 - Car game dashboard lights

I'm making a car game and doing the dashboard part. I'm trying to do the dashboard lights, i've did this changing the dashboard texture, overwriting the texture with the light image over it, example: ...
768 views

### Creating a vehicle using a physics engine [closed]

What is the theory behind creating a generic 3D vehicle in a physics engine? What I would like to know is what parts should I stick together to make the vehicle, how they parts should stick together, ...
245 views

### Car licensing if real cars appear in FMV cutscenes? [duplicate]

We are doing 2D game which will feature Full Motion Video for cutscenes in between the levels. Game is car oriented, although its not a racing game but it will feature some of the driving in it, and ...
146 views

I need advice and resources on a 3D car simulator. I want to progressively load the track for the player as I'm thinking of porting the game to mobile devices. This seems too difficult to me as I'm ...
92 views

### How to implement a slight skid in a car game

I have a top down car game, where I'm trying to allow a slight skid; I've tried the following code to calculate the X and Y, but there is no skid whatsoever: ...
45 views

### How to rotate an object to a specific transform?

I am working on a car racing game and there are some times when the car rotates and ends up on its roof. On those situations I want the car to respawn on the same location. What can I do to rotate it ...
365 views

### Simple 2D vehicle physics - maintaining vehicle length

I'm learning OpenGL and trying to make a simple simulation, which involves vehicles (drawn just as a rectangles) moving along predefined path. I've already read a few tutorials about designing a ...
158 views

### Prevent tires from tunneling in 2d sidescrolling car game

I am working on creating a 2d sidescoller car game (Think hill climb racing). The land is a line and generated at once. I have been setting up the physics for car tires and them hitting the lines and ...
108 views

### Turn the front wheels of a car according to the car's bezier path

I have a 3D car which follows a predefined 3D Bezier path. I want the car's front wheels' rotation to match the car's changing direction. I had the idea to match the wheel's orientation to the ...
97 views

### Reach concrete, numerical values for certain car values, in a car game

I am developing a rather complicated racing car management browser game, but I think this applies to any car game. I have 10 values. Power, acceleration, etc. that can be easily quantified by using ...
27 views

### Is It Okay To Use Real Designs In My 2D Game? [Cars and Weapons] [duplicate]

I am making a 2D mobile game that includes cars and weapons (like GTA let's say). I am using real car and weapons designs to make 2D images, however, I use made-up names for the both cars and the ...
345 views

### Unity collisions often have exaggerated physics, sending the player flying off the scene

I'm building a car driving game in Unity 2017.3.1f1. The car movement works fine over a flat surface and even over gently rolling terrain. It's a city environment, and there are lots of small lips ...
346 views

### Why are my wheels not moving at the same speed as my car?

I need help with some wheel rotation I set up for my game. My wheels are moving 3x faster than the acceleration speed of my car. Also, I can't work out why my car is moving so slow and the brakes not ...
124 views

### How can I make cars drive navigate an intersection without colliding?

I'm trying to create a 2D game with a traffic intersection: My car game-objects need to pass through the intersection without colliding with each other, and without stopping, if possible. How can I ...
127 views

### Lateral Slip of car

I have been following this Gaming Institute tutorial and tried to make that car physics system in Blender Game Engine. https://www.youtube.com/watch?v=EdjUS85yVuI&list=...
524 views

### 2D Driving Game with Unity

I'm trying to make a 2D car driving game in Unity and I'm having problems with my code. I am able to move forward,backward,turn left/right using arrow key from my present code ...
9k views

### How to achieve highly accurate car physics such as Liveforspeed?

Liveforspeed is a racing simulator, there is amazing amount of realistic physics. for example, tires get warm, tire actually deforms when you turn corners. You need to play this game with a mouse at ...
2k views

### Car Game: Engine and Gearbox calculations?

I am making a racing game inside of Blender Game Engine. You can see the latest video here to get the impression of what type of game it is: https://www.youtube.com/watch?v=0i3m-xXtnhc What I want to ...