The process of modifying software to make some part of it work more efficiently or use fewer resources. Generally, this means it executes more rapidly, or will require fewer resources.
4
votes
1answer
73 views
Multiple render targets: Output target format performance questions
This is probably API independent (more dependent on hardware implementation), but just in case, I'm using OpenGL.
The question is restricted to PC hardware.
I have a couple of questions concerning ...
0
votes
1answer
56 views
Emulated vector scaling with raster graphics?
this is a fairly loaded question.
I'm looking to develop a Tech Design Document with my programming team and we're now on the fence about a major 2D graphical engine decision.
What we would like to ...
1
vote
3answers
202 views
Ways to make my game world bigger without slowing users CPU
I've been developing my first game for a little while now, but I've found that I want to make the game world MUCH bigger. It's currently about 300*300 tiles, but has creatures and bad guys running ...
4
votes
5answers
397 views
Is Kip R. Irvine's claim of Assembly being practical for game development accurate?
Kip R. Irvine's book, Assembly Language for x86 Processors, sixth edition, begins by comparing the Assembly language against high-level languages. One of the pros for Assembly, was game development:
...
2
votes
0answers
38 views
Level of Detail/Load on Demand for crowds: replace groups of objects instead of individual ones?
I have been thinking of using level of detail to make rendering crowds easier. The idea is to replace a group of meshes with a single one representing a group.
For example, you have 1 individual cube ...
-2
votes
1answer
129 views
Optimization Question about Singleton [closed]
I am using Unity with c#.
I have two objects and one needs to call a function from the other which is a Singleton. For this I have two solutions. But what's the best thing to do :
- Call for :
...
2
votes
1answer
122 views
Early Z-test / depth-test in DirectX 11
As a DirectX noob i'm trying to wrap my head around depth buffers and specifically how pixel shaders are called for obscured pixels.
From what i understand, the rasterizer calls the pixel shader for ...
0
votes
0answers
58 views
Really weird peaks when profiling a simple scene with Unity3D
I need some help optimizing my game. I have spent last 3 days digging around with no luck. I have noticed really odd results in the unity profiler so, I have created a simple scene with just a cube ...
1
vote
1answer
70 views
Optimize a vertex buffer and generate its associated index buffer
I need to generate a 64*64 grid with each cell being 32*32 wide.
The following code works perfectly but I was wondering whether it can be further optimized when creating the index buffer for it.
...
0
votes
1answer
210 views
2D sort for inventory items?
I asked this question some time ago. Now I ended up with just a sorter method that will sort the items based on their bulkiness/nSlotsRequired. Here's what I'm doing:
I store all the items I have in ...
3
votes
1answer
239 views
The most efficent ways for drawing lines all day long with OpenGL
I'd like to put a computer screen that is running an OpenGL programs in a room. It has to run all day long (not in the night).
I'd like to draw lines that are slowly fading in the background. The ...
13
votes
4answers
996 views
Optimizing collision engine bottleneck
If this is your first time on this question, I suggest reading the pre-update part below first, then this part. Here's a synthesis of the problem, though:
Basically, I have a collision detection ...
7
votes
3answers
668 views
Are collision detection always O(n^2)?
Are physics engine able to decrease that complexity, for example by grouping objects who are near each other and check for collisions inside this group instead of against all objects ? (for example, ...
1
vote
1answer
100 views
SharpDX - How do I write multiple streams to Texture2D?
I'm working on a 3D map that is cut as a simple grid of textures. The idea is to draw only one object with all those textures, instead of having a tile object for each of them. Correct me if I'm ...
2
votes
1answer
112 views
Optimising skeletal animation
I am implementing a skeleton system for my latest game. I am using my own linear algebra classes which already have some optimisations, such as separate transformPoint and transformVector functions ...
