Questions tagged [frame-rate]

The frequency which an imaging device produces unique consecutive images. It is most often expressed in frames per second (FPS).

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256
votes
11answers
94k views

When should I use a fixed or variable time step?

Should a game loop be based on fixed or variable time steps? Is one always superior, or does the right choice vary by game? Variable time step Physics updates are passed a "time elapsed since last ...
45
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8answers
48k views

How'd they do it: Millions of tiles in Terraria

I've been working up a game engine similar to Terraria, mostly as a challenge, and while I've figured out most of it, I can't really seem to wrap my head around how they handle the millions of ...
7
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3answers
5k views

Should frame rate affect the speed in a game engine?

I am writing a 2D game engine for fun. I am able to perform animation using the engine. However, if I change the frame rate (frames per second) the speed of the animation changes. I have never used ...
11
votes
3answers
13k views

Frame Independent Movement

I've read two other threads here on movement: Time based movement Vs Frame rate based movement?, and When should I use a fixed or variable time step? but I think I'm lacking a basic understanding of ...
7
votes
2answers
10k views

How do I enable higher FPS in XNA 4.0?

I created a FpsCounter DrawableGameComponent (linked to code, it's longish). It works great: It displays 60.0 fps normally. If I ...
12
votes
5answers
5k views

Working with lots of cubes. Improving performance?

Edit: To sum the question up, I have a voxel based world (Minecraft style (Thanks Communist Duck)) which is suffering from poor performance. I am not positive on the source but would like any possible ...
5
votes
2answers
1k views

Accuracy and frame-rate in a rhythm game

My question is related with Fixed time step vs Variable time step. But where a fixed frame-rate improve the consistency of a physics based game, is it the case for a rythm game, or wouldn't it be ...
7
votes
3answers
2k views

What are “frame rate” and “fps?”

Can someone give me a detailed explanation about frame rate and fps concepts?
4
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1answer
20k views

Locking the frame rate in pygame?

I am having trouble setting up the frame rate in my first game. I know that I can set it up with clock = pygame.time.Clock() clock.tick(60) but this is not ...
4
votes
1answer
3k views

Handling variable frame rate in SDL2

i am creating a game with C++ and SDL2 game engine but i noticed this. I used the Vsync option for rendering, so it'll render at 60fps. If i use this game with another monitor, fps are different (for ...
4
votes
1answer
216 views

Time critical events based on framerate

Problem Description Basically, I've made a "programming game" in which I've made my own scripting language. It is a completely standard Lunar Lander game, though instead of directly controlling the ...
2
votes
2answers
456 views

FPS drop when detecting collision (sfml, c++)

So, I have this small class with a collision detection function in it, it's called every frame. When I run the game I get around 8000 FPS, but when the collision function gets called it drops to 2000....
3
votes
1answer
615 views

GameMaker: Studio - Slow down calculations

I currently have an orbital simulator, with a brilliant answer in another Game Development question here, and would like to know how to slow down the calculations of Game Maker, to be able to do more ...
2
votes
1answer
4k views

The value of VSync on vSync Count in Unity

In Unity, we can set the vSync value as "No sync" = 0, "Every V Blank" (60 fps) = 1 and "Every Second V Blank" (30 fps) = 2. But in the Unity Quality Setting documentation , it's written the vSync ...
1
vote
1answer
136 views

Accounting for drift between ticks

What are some solid techniques to account for the gap between processing time and frame update ticks? In other words, the game/render loop looks like this: Some important points: Tick timings are ...
0
votes
1answer
379 views

Frame-rate independant movement with acceleration

First of all, this is different to this question, because that question doesn't update entities the same way I am. My update loop goes something like this (for the player): Apply acceleration based ...
0
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2answers
3k views

Incrase framerate in XNA [duplicate]

I'm trying to increase the frame rate of my game from 60FPS to 100 FPS because of reasons. But i can't seem to get it higher than 60 frames. This is the count I'm using. I can slow down the frame rate ...