A very generic term referring to visual part of a game. Try to avoid unrelevant usage and instead tag for specific graphics type (2D, 3D), API, framework or a library you are using, if possible.
0
votes
0answers
19 views
How should I structure VBOs for my 2d world data?
My game is played on a fixed-size hex based arena, where each hex can be of a different type, and possibly contain some creatures/items/anything on it.
When I started out, I got the advice to have a ...
4
votes
0answers
37 views
How to buffer an image in winbgim?
So ive always had problems with buffers and never used them before. I read up on the topic online but since winbgim is so old i couldnt find any definite answers to the topic. So im gonna ask them ...
0
votes
0answers
23 views
How to convert Non-Axis Aligned Bounding Boxes to AABB
I'm trying to write a raytracer to render boxes (cubes) that are arbitrarily rotated, i.e. not necessarily axis aligned. While I'm reasonably comfortable ray-tracing an axis-aligned cube, I don't know ...
0
votes
0answers
35 views
How can I use pre-rendered high resolution models as a basis for generating normal maps?
I was reading through the Wikipedia page on pre-rendering and at the end they mention in the following quote that doom 3 used pre-rendered models?
While making Doom 3, id Software used ...
1
vote
1answer
42 views
Java - Adjusting the speed of an object during movement
I am trying to get an object to move (on java canvas) in the same angle but at different speed within the X and Y axis. Below you can see how i have implemented the movement of the object.
xPosition ...
2
votes
2answers
73 views
Unity3D: How to convince the user of objects moving closer with layering?
I'm currently developing a Universe Simulator for Android. I had a question regarding layering. I have a list of 100k 3DPoints each represent a stars co-ordinates. I have decided to break the cameras ...
1
vote
0answers
25 views
Is there a way of making the Unity editor paint decals on surfaces?
I see other engines can do this, here's a video of what I would like to achieve :
I think the one on the image uses something that blends the surface and the image, but I just want to be able to ...
35
votes
2answers
4k views
How can I procedurally render irregularly shaped health bars?
The issue of the traditional rectangular or heart-based health bar is something well-understood and easily solved. But what is the accepted solution for more "creatively-shaped" health bars, like the ...
1
vote
1answer
91 views
Textures created with Photoshop show up with a white border
All of a sudden, I started having this problem. I've used libGDX + Photoshop before and never had this problem. One of my textures is showing up with a white border/glow around.
The texture is the ...
0
votes
0answers
29 views
Open gl blending problem c++
im creating project from nearly scratch in c++..
i created skybox and terrain .
the result is catastrophic !
the terrain goes away and the ground also goes away,i dont know why ! i tried to disable ...
1
vote
1answer
34 views
How to dispose in Newest Java/LibGDX ApplicationListener?
Am I new?
yes
What I'm wondering:
How do you dispose of textures / spritebatches and the things you normally need to dispose of now?
Why I'm asking:
Because theirs no automatic dispose() function ...
1
vote
1answer
55 views
What is render path? [closed]
What is "render path"? Who invented this term?
I can suppose that this thing mean something one from the list below:
The thing which shows which rendering technique should be used (e.g. ...
0
votes
0answers
34 views
How to copy texture of type GL_TEXTURE_EXTERNAL_OES to a texture of type GL_TEXTURE_2D
How to copy texture of type GL_TEXTURE_EXTERNAL_OES to a texture of type GL_TEXTURE_2D ?
How to find the internal format of texture ?
0
votes
0answers
42 views
Wrap Mode: Scale and Position Anywere
I am trying to write a shader in Unity that allows me to place my texture anywhere on the UV. Picture this for a second, if you add a texture on a square plane, the texture gets either stretched to ...
0
votes
3answers
80 views
OpenGL Colour Issues
I am using a single VBO to store vertices in the follow format:
v1X, v1Y, v1Z, v1R, v1G, v1B, v2A,
v2X, ...
Vertex positioning is fine, shapes show up where expected, however instead of using the ...
0
votes
3answers
183 views
Using Unreal Engine 4 to model Earth
I could not find a game that has modeled Earth completely (i.e., The entire planet and full round model). Does UE4 have a limitation, such as maximum map size, that limits modeling the entire Earth?
...
0
votes
1answer
36 views
Should a transform class store a matrix or seperate position/rotation/scale values?
I'm creating a transform class to make storing the transform of individual objects in a scene easier, but I'm unsure on how to do it.
I could create one like this:
class Transform
{
public:
...
0
votes
0answers
33 views
Sub pixel Sprite jitter on moving platform
I have written a simple 2D platform game in C++. Coordinates are stored as integers, not floats. To facilitate smooth acceleration, the positions and velocities of the game objects are stored in sub ...
2
votes
1answer
55 views
Recap on how a camera works in 3d Space?
This may be marked as a duplicate, but I have been trouble thinking about a camera.
I understand that there is a "camera transform," or view matrix. However, this is multiplied with every vertex in ...
1
vote
0answers
43 views
Smoothly fitting texture tiles using alpha gradient on edges
I'm trying to draw a background texture with tiles that I'll rotate and mirror to create a maze. Here is a sample tile:
As you can see, I use an alpha gradient on the borders. If I'd use a sharp ...
0
votes
1answer
36 views
Unity Geometryshader for one Vertex
Hy,
I want to build some geometry with a geometryshader in Unity.
I took a look at this. I want to create my geometry just in context of one point in 3D space (x,y,z). Can i somehow use the transform ...
0
votes
1answer
34 views
Format of bumpmaps
I have a height map I am generating in memory, just an array of floats from 0 to 1. I want to turn this into a bumpmap to be used in Unity3D. I believe I just need to create a Texture2D with the ...
0
votes
0answers
45 views
Unity 3D character's cloth immersing in between
I have a character in which its cloth overlaps on itself which gives you a discontinuation seen below.
I'm using Unity 5.3. The model has been imported from Maya where it works perfectly. This ...
1
vote
2answers
35 views
Libgdx rendering problems
Have problems with rendering moving character using ShapeRenderer, it twitches while moving, and I don't understand where from comes the problem - bad game structure (do I need to override draw method ...
1
vote
1answer
38 views
Skeletal Animation - Caching global bone transforms
Very often I see skeletal animation implemented like this:
On Init - store bone's local transforms and inverse bind pose
On Update - traverse the skeleton tree, multiplying local transforms on the ...
0
votes
1answer
55 views
Problem with transparent textures in SFML
I have been told that this is kind of a common problem with transparent textures, but didn't get any further information on how to solve it.
In my code, I'm trying to render this texture (a square ...
1
vote
1answer
40 views
How can I implement “quality levels” for models and textures?
I'm preparing to build a 3D game without an engine and am wanting to know how I could implement graphic detail levels for my models.
To do this, are the models made in the highest quality level and ...
2
votes
2answers
127 views
What is the difference between PBR and SSR
I am very new to game development and I have been trying to understand the difference between Screen Space Reflection and Physically Based Rendering.
I have read about PBR, and from what I ...
0
votes
0answers
11 views
Java keyListener animating bufferedImages
I am making a game similar to a photo scramble/unscramble game which requires the use of keyListeners. I set up the logic but when I code the animations, they just sit there and do nothing and ...
1
vote
0answers
64 views
Subsurface Scattering - Transmittance
I have a question related to SSS and especially transmittance. I've looked at several papers about that topic, most of them from Jorge Jimenez, which are very interesting and, I admit, a bit hard for ...
-1
votes
1answer
64 views
Can I use hawaii state in my game commercially? [duplicate]
I want to make game more realistic, for that I need a state . So, I decided to take hawaii state, as it can be seen through google maps with street view, 3d view and much more and will help me a lot ...
0
votes
0answers
76 views
Landscape mode for game?
TL;DR: I have made 8 new layouts for each activity layout, but they are not showing up. For example, I have a layout-land directory with a layout, but that layout doesn't show up when I turn my phone ...
0
votes
1answer
33 views
Stopping Animations For Player In Java Using Slick2D
I have a problem with stopping animations for a player in Slick2D. I have tried many solutions to the problem and have looked up a couple of resources but I am still stumped by the fact that it is not ...
2
votes
1answer
45 views
Unreal Engine Player Quality
I had to force Unreal to use my integrated graphics card because VR wasn't working with my NVidia card.
When I did this, the framerate dropped terribly and it popped up a dialogue "Frame rate's bad, ...
1
vote
2answers
106 views
Making Edges of Hand-Drawn Tileset Match Up
I'm making a tile-based platformer. A friend at college is doing all my art, and so far it's beautifully hand-drawn. The problem is, I can't seem to make the edges of the tilesets match up. He ...
0
votes
2answers
76 views
Inverse of perspective matrix, for what?
I dont understand for what i need the inverse of the perspective Matrix in Computer Graphics and how do i calculate it?Maybe someone has an explanation for me.
2
votes
1answer
107 views
Transparency sorting in 3D world with different render types
I am rendering a world, object, and models from an older game format. The world is presented in a BSP tree so I can quickly iterate through. The opaque surfaces are rendered front to back. Then ...
1
vote
1answer
80 views
How to calculate texture coordinates for a cube?
I was reading about texture mapping on 3D shapes in javafx where I came across this code,
static TriangleMesh createMesh(float w, float h, float d) {
if (w * h * d == 0) {
return null;
}
float hw = w ...
1
vote
0answers
34 views
Matrix stack from direction vector chain
I've implemented an IK system for a grabber arm based on several straight segments, starting from a fixed point. The IK is based on a mass-spring simulation, which eventually rests. What I'm left with ...
3
votes
0answers
66 views
Unusual black squares in transparency effect after wake from sleep
I've encountered unusual black squares in semi transparent textures for a while now, usually in processes that were resumed after the computer woke from sleep. For example I've seen the effect in the ...
1
vote
2answers
101 views
Swap buttons in layout
Say I have 4 buttons. I want to have button 2 always swap out with another button, randomly.
So, when the user taps button 2, it should swap with another button (randomly).
Now, button 2 is at the ...
0
votes
1answer
85 views
glDrawElements Crash
This is the "init" code of the Renderer class:
glGenBuffers(1,&_idVBO);
glGenBuffers(1,&_idEBO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,_idEBO);
glBindBuffer(GL_VERTEX_ARRAY,_idVBO);
GLint lUV ...
1
vote
0answers
54 views
Techniques of graphics rendering with single CPU core? [closed]
I am interested in methods of 2d and 3d rendering using single thread on an average CPU (e.g. for programming games for old and low-end PCs).
While I usually have no performance problems when using ...
3
votes
1answer
91 views
Fixing the size?
My app isn't compatible with all screen sizes. When testing on a small size, my textview overlaps with my button. So, as suggested on the Android Documentation, and many stack overflow pages, I ...
0
votes
1answer
23 views
Setting resizable to false in LibGDX
I have a small working game prototype. I want to do something like
LwjglApplicationConfiguration cfg = new LwjglApplicationConfiguration();
cfg.resizable = false;
But I get ...
3
votes
2answers
79 views
How to render transparent meshes without sorting? [duplicate]
Let's assume we have some arbitrary triangle manifold meshes which are transparent.
How real guys effectively render it?
Is it possible todo it without sorting faces back to front (e.g. via bsp) and ...
4
votes
1answer
178 views
How do splines work?
I've been beginning to work with different kinds of splines (e.g. Bezier, Hermite, B-splines) in some of my work with computer graphics and I am trying to get a grasp of how they work (mathematically ...
1
vote
1answer
154 views
Cocos2d Sprite 3D position
When I set a position3D for a Sprite in cocos2dx, it render two times the same sprite, i took a screenshot:
I set the position3D because i want to use the Z position the give an effect of distance, ...
2
votes
0answers
143 views
How do i add a rain effect to a top down design game in Java, using no external libraries?
I'm creating a top-down game for my A-level/college computer science project, and I'm trying to implement rain. The game needs to be usable on any platform, so the use of external libraries is out of ...
1
vote
1answer
155 views
Sprites are rendered as black rectangles in android 4.0.x only
I have some problems rendering sprites correctly on a LG optimus vu (android version 4.0) with libgdx.
Basically sprites are black rectangles, while other images that i declare as Texture are correct.
...
