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.

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0
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1answer
69 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
41 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
236 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 understand,...
0
votes
0answers
16 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 ...
2
votes
0answers
101 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
68 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
102 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
45 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
62 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
135 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
89 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.
3
votes
1answer
121 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
127 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
36 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
92 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
129 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
128 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
57 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
104 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
44 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
83 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
191 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
283 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
185 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
276 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. ...
1
vote
0answers
250 views

Implement Candy Crush like level graph

I want to implement road-map like level graph where in you can see what level are you and your friends are on. Just like we see in Candy Crush Saga.For people who have not seen Candy Crush Saga, ...
16
votes
9answers
6k views

Do I really need to use a graphics API?

Is it necessary to use graphics APIs to get hardware acceleration in a 3D game? To what degree is it possible to free of dependencies to graphics-card APIs like OpenGL, DirectX, CUDA, OpenCL or ...
1
vote
2answers
299 views

Optimize drawing “different” sprites in OpenGL ES 2.0 (batching?)

I started experimenting with OpenGL ES 2.0, and I'm trying to figure out a way to optimize/batch sprite drawing, where sprites only have the texture in common, but differ in the following properties: ...
2
votes
1answer
113 views

How can I recover polygons and normal maps from compiled games through emulation of D3D or OpenGL?

I am trying to generate labeled training data for an artificial visual cortex to learn on. I'm looking for a tool that will, instead of rendering the scene at each pixel just give me the pre-rendered ...
1
vote
0answers
25 views

Directional light view frustum stabilisation

Calculating directional light view frustum based on scene objects(bounding frustum) results in noticeable scene jittering on camera movement in CSM and non-CSM rendering code paths. What are the ...
0
votes
0answers
32 views

Controlling when a Java game repaints

I've been learning how to program game loops lately and the issue I'm running into at the moment is figuring out how to repaint my window only when I tell it to. I suspect that my issue is not fully ...
3
votes
1answer
458 views

How to draw a polygon with picture in libgdx?

I'm working around a simple rectangle game, It just split the rectangle in to a lot of polygon debris. I use Pixmap and Texture to draw the edges of each polygon. ... for (GraphEdge e: _edges) { ...
0
votes
0answers
63 views

Project 2d click/touch onto 3d plane

I have a 3d scene that contains an infinite plane that is NOT parallel to the camera (so every screen coordinate corresponds to a point on this plane- in other words, there are no possible invalid ...
1
vote
1answer
42 views

Rotation of rectangles offsets render position

I have an unknown number "Bricks" that must follow a straight, but not always level, path. Each brick is rotated around one central point properly to form a shape of intersecting paths. My problem ...
-3
votes
1answer
136 views

Can I use the graphics or music of an abandoned game in my game?

I was wondering that if a game has been officially closed by the owner can I use their graphics or music they used in their game?
1
vote
0answers
103 views

convert 2d pt into non-affine coordinate system

Say I have a coordinate system that goes from (0,0) to (1,1). We'll call this screen_space. Within this coordinate system, I have 4 points that I would like to define another coordinate system. One ...
1
vote
1answer
131 views

Using glm to rotate the modelview matrix based on the cursor position

I am rendering a 3D model of an object, and I want the user to be able to rotate around that object by dragging the mouse. To do this, I want to use the cursor position to continually update the ...
0
votes
2answers
147 views

c++ graphics and pixels help?

Is there a way to change the color of a specific pixel in C++? I've made an example project where I used graphics.h's bar to change every pixel on the screen: #include <graphics.h> int main( ) ...
2
votes
0answers
54 views

What steps can developers take to improve the graphics of their games? [closed]

My understanding is that the differences in graphic quality between games for systems like Xbox One and PS4 and Pixar-style movies stems from that the former are rendered in real-time. But even with ...
0
votes
1answer
375 views

Unity tiles with wierd border flickering when moving horizontal 2D

I recently made some Tiles using a program called Pyxel Edit to create some placeholder graphics. The problem I'm having is that when I move the camera horizontal the edge of the tiles starts to ...
0
votes
1answer
274 views

Can't draw lines in 2D space with GLFW and OpenGL

I'm trying to draw a grid in 2D space using GLFW and OpenGL but for some reason I only get this on the screen: Here's my code: #include <GLFW/glfw3.h> #include <stdlib.h> #include <...
10
votes
1answer
313 views

How can I implement lights & shadows in a multi-layer 2d tilemap?

I am in the process of writing an isometric game from scratch, and I'd like to know how/if I can add lights and shadows. The code I have so far can be found here, but it should be enough to know that ...
0
votes
1answer
82 views

Displaying whole screen image on multiple devices without stretching

In my(Android) game, all of my sprites are scaled against to a particular ratio (this 'guide' ratio stays the same regardless of the actual ratio of the screen on which they are to be displayed) - ...
2
votes
1answer
86 views

Marketing a browser game with a specific audience

My issue is that I have extensively developed an online browser game, but mainly the marketing and independent developer guides tailor to action packed executable games. My game also tailors to a ...
0
votes
1answer
297 views

Render Queue Sorting, HOW?

Recently I'm trying to implement a render queue sorting system, i.e., ordering my renderable objects in an array in such a way that the overhead of OpenGL state changes are minumum. After some ...
6
votes
2answers
151 views

How to have real time (blood) traces?

https://www.youtube.com/watch?v=Tzf3zjPJYw4 In this game, Ink, color blobs fall then they create pretty color spots. The color traces are unlike any other game. For an example, in Super Meat Boy ...
1
vote
1answer
143 views

RPG Game Graphics Help/Review [closed]

I've been working on an simple RPG game and I'm having troubles figuring out how my graphics should look. I'm wondering if any of you could give some advice on how they are/could be more pleasing to ...
1
vote
1answer
75 views

Move a sprite in a sine wave along different angles

I understand this piece of code Enemy.position.Y = StartPosition.Y + (-(float)Math.Cos(position.X / 100) * 100); However it only works along the X axis. What I want to be able to do is move it along ...
2
votes
1answer
207 views

2D World - How to represent my Game Objects graphically?

I want to code my own topdown 2D game with SFML+C++ that later shall have multiplayer functionality. Therefor I want to seperate the graphical and logical Parts of my game. All of my ingame Objects ...
0
votes
0answers
127 views

Sphere texture mapping using Directx 11

I have a spherical panoramic image which I would like onto a sphere and centre it around the camera so I can look around the image, how should I best go about this? I will be using DirectX11. Thanks....