A very generic term referring to visual part of a game. Thus try to avoid unrelevant usage and instead tag for specific grapics type (2D, 3D), API, framework or a library you are using if possible.

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20
votes
7answers
2k views

Why do games ask for screen resolution instead of automatically fitting the window size?

It seems to me that it would be more logical, reusable and user-friendly to implement flexible, responsive UI layout over a 3d or 2d screen, which can then be run on any screen resolution. Some ...
7
votes
2answers
797 views

What kind of projection is demonstrated in this screenshot?

I want to know what projection is used in the following game: The game is Goodgame Empire.
0
votes
0answers
21 views

Keeping relative size with different resolution

I'm making a GUI system and want the components having a konstant relative size, even if I'm changing the resolution. Since I'm using the relative OpenGL coordinates to place them, there is no ...
0
votes
0answers
15 views

how to construct an efficient game loop and add graphics to it [duplicate]

I am reading killer game programming in java and reffering to foriegnguymike on youtube. I think my game loop is ok but someone said not to use thread.sleep() and i'll work on it. For now based on ...
1
vote
3answers
150 views

What makes a game a 3D game?

This may sound pretty obvious to game devs here but I'm wondering if a game can be called 3D if it has 3D assets but static isometric like camera view and not rotating at all. I tried searching the ...
0
votes
1answer
995 views

Why are my exported illustrator graphics blurry and messy in-game?

Currently I use illustrator to create artwork for my Android games. My art size is pretty small, just 32x32. It looks OK in illustrator, but when exporting, my art is blurry and looks messy! Could ...
0
votes
0answers
30 views

How to render graphics in java [on hold]

I'm using thechernoproject's code from youtube and for some reason I cant get a black rectangle to fill the screen in my render method. : package com.thecherno.rain; import java.awt.Canvas; ...
-2
votes
0answers
79 views

What is the graphics of 'Dumb ways to die' made of? [closed]

Here is the link. I really like the graphics of this game. It's crisp, with smooth animation. Does it use something vector-based like SVG? And how to make it?
-1
votes
0answers
75 views

Serious Memory leak using SlimDX Texture.FromMemory() [closed]

I am new to stackoverflow and new to DirectX. I'm considering using the C# Wrapper slimdx. After a lot of researches, I found out how to load a texture and Draw on the screen.The below code is c# ...
0
votes
1answer
91 views

How to add a nice looking muzzle flash to the tip of my guns [on hold]

I am making a top down shooter and would like to add a muzzle flash to the tips of my guns. So I have an idea of what I want to do which would be just a circle that would fade from yellow to white or ...
0
votes
0answers
28 views

Best tools to make game graphics for iOS games [closed]

I want to make game graphics that are smooth not pixelated, kinda like vector graphics and I will need to use it in iOS games. I am not that experienced in creating graphics so I looked here and no ...
218
votes
20answers
121k views

Where can I find free sprites and images? [closed]

I need sprites and images, such as characters, landscapes and others. Where can I find them?
2
votes
3answers
333 views

XNA 3.1 to 4.0 Vertex Shader Not Drawing

I have recently been converting our XNA 3.1 game to XNA 4.0 and am stuck on the shaders. I have the game running, but nothing is drawing to the screen, except things not using a shader. This is only ...
5
votes
2answers
214 views

Do I really need to clear the renderer every iteration?

Just a quick question about fine-tuning/optimization. If I'm making a 2D platformer with a parallax-scrolling background (meaning no two frames are the same) do I really need to clear my renderer for ...
0
votes
2answers
139 views

Do Java and Actionscript use OpenGL?

As far as I know there are only 3 base graphics libraries on Windows, the GDI, OpenGL and DirectX, is that correct, so that means that Java, Actionscript and all language use one of these 3 libraries ...
2
votes
2answers
276 views

How can I determine an appropriate frame count for various fighting game animations?

I am currently starting to outline a fighting game I'm doing with a friend. The biggest obstacle for me now is determining frames for every move. How can I determine how many frames should a quick ...
2
votes
1answer
148 views

How do I get hardware accelerated graphics and shaders in PyGame?

I have created several simple games with PyGame, but until now, I have focused on mechanics rather than graphics. The graphics in my games have been extremely rudimentary, consisting of basic shapes ...
0
votes
1answer
186 views

Java Slick2D - Problem using ScalableGame class

I am having a problem adjusting the size of the screen while using the ScalableGame class from the Slick2D library. I would like the background and objects (images and graphic shapes) to adjust to ...
1
vote
1answer
123 views

Creating weapons/armor procedurally

In my current project I am creating a 2d game (rpg) which should be able to dynamically create new weapons and armor based on different components. So, i.e. a sample weapon would consist of barrel1, ...
0
votes
1answer
44 views

Bounding Box in Monogame for mouse picking - Ray perspective

My mouse ray is screwing up precision. I don't really know how to fix it, maybe you guys can help. problem : (5.6mg gif) https://www.dropbox.com/s/v0z67afso88hsd1/perspective_ray.gif how i create ...
0
votes
2answers
53 views

Clamping large content to smaller area

I'm using OpenGL (with LWJGL) in Java, but the question is language independent. I have some region (a rectangle for simplicity), and, let's say, a big tiled map which I want to show in this area. ...
2
votes
0answers
243 views

Why is Spritebatch drawing my Textures out of order?

I just started working with XNA Studio after programming 2D games in java. Because of this, I have absolutely no experience with Spritebatch and sprite sorting. In java, I could just layer the images ...
1
vote
1answer
166 views

How can I create animated card graphics like in Hearthstone?

In the game Hearthstone, there are cards with animated images on them. A few examples: http://www.hearthhead.com/card=281/argent-commander http://www.hearthhead.com/card=469/blood-imp The ...
0
votes
1answer
116 views

glsl shader to allow color change of skydome ogre3d

I'm still very new to all this but learning a lot. I'm putting together an application using Ogre3d as the rendering engine. So far I've got it running, with a simple scene, a day/night cycle system ...
7
votes
4answers
2k views

What are some good books which detail the fundamentals of graphics processing? [closed]

The best book on the nitty gritty of graphics that I've found is Computer Graphics: Principles and Practice http://www.amazon.com/Computer-Graphics-Principles-James-Foley/dp/0201121107 However, as ...
0
votes
1answer
40 views

How to use mocaps in your game if they don't loop smoothly?

Following suggestions on IRC, I've downloaded, parsed and incorporated the Free Release of 2500 mocaps to my game. I've noticed, though, that none of those loop perfectly. It does not connect and thus ...
1
vote
1answer
54 views

DirectX Bullet Tracer Effect

I'm wondering if anyone knows some common and efficient ways to do a fast tracer for an instant bullet. I've seen people speak on forums of using primitive lines with DirectX, but I doubt this ...
0
votes
1answer
137 views

Scaling background without scaling foreground in platformer?

I'm currently developing a platform game and I've run into a problem with scaling resolutions. I want a different resolution of the game to still display the foreground unscaled (characters, tiles, ...
5
votes
1answer
205 views

Are there multiple valid definitions for what translate, rotate and scale do?

Are there multiple valid definitions for what translate, rotate and scale do to the 4x4 matrix? I bring up this question, because I have a simple webgl program that draws a square and does a few ...
3
votes
1answer
124 views

How can I use a Texture2D larger than 2048 x 2048?

I'm having issues working with a large image. I've read other threads on using images larger than a Texture2D supports, but found nothing that addresses my problem specifically with implementation ...
0
votes
0answers
38 views

Do SpriteBuilder's Smart Sprite Sheet need to be loaded to memory?

When I create an Smart Sprite Sheet Folder using SpriteBuilder and publish it, must I load that SpriteSheet into memory "FrameCache" with code or does SpriteBuilder do this automatically (so I just ...
0
votes
1answer
88 views

When entities don't draw themselves, who actually does?

There are countless questions here about whether entities should draw themselves or not. The answer is almost universally no, there should be a renderer. And I do see a point in having a single place ...
3
votes
2answers
191 views

Is there any reason why there isn't a cross-platform implementation of DirectX?

Similar to how Mono can compile C# to various platforms, why isn't there an API that conforms to DirectX's specifications but can produce binaries for all platforms? I understand that there is OpenGL ...
7
votes
3answers
2k views

Any interesting thesis topic? [closed]

I study Computer Science at Technical University of Lodz (in Poland) with Computer Game and Simulation Technology specialization. I'm going to defend BSc thesis next year and I was wondering what ...
2
votes
1answer
243 views

How can I play an RTSP video stream in Unity3D?

I want to play an RTSP video stream on a Texture2D. The stream is coming from an IP camera and is encoded with H.264, MJPEG or MPEG4. I know about VLC's libraries, ffmpeg, direct show, media ...
0
votes
1answer
26 views

How can I load a picture with alpha channel in JME?

This code loads a picture into the game: Picture mypic= new Picture("mypic"); Texture2D tex = (Texture2D) assetManager.loadTexture("Textures/mypic.png"); ...
0
votes
0answers
34 views

Calculate parameters for orthographic matrix for directional shadow mapping

I am struggling with how I can fit my scene in an orthographic projection, based on what is visible by the camera. All tutorials so far explain almost everything in perfect detail, and then for the ...
0
votes
0answers
45 views

Shadow Mapping: How to calculate Axis Aligned Bounding Box?

I am trying to implement Shadow Mapping, which is actually working with an AABB that always covers my entire scene, but (obviously) it gives very blocky graphics. So I figured I need to calculate a ...
14
votes
2answers
2k views

Bezier curve arc length

How can I find the distance traveled by a Bezier curve? For example, the distance traveled by a Linear Bezier Curve is: distance = sqrt(pow(x[1] - x[0], 2) + pow(y[1] - y[0], 2)); But what about ...
2
votes
1answer
541 views

How do I make a progress bar with letters that get “filled in”?

I want to make a progress bar made of text! I have two images: One with the text in gray, the other coloured: As my game is loading, I want the letters to "fill up" with color: They would start ...
2
votes
2answers
131 views

Glitch-free cross-fades in HTML5

In my HTML5 canvas game, I need to cross-fade two sprites which have some glow around them. (Glow is backed into sprites.) Initially, the first sprite is visible. During the cross-fade the first ...
2
votes
0answers
68 views

Surface shader with VertexLit causes black object

I wrote the simplest possible surface shader: Shader "SimpleSurf" { Properties { _MainTex ("Base (RGB)", 2D) = "white" {} } SubShader { Tags {"RenderType"="Opaque" } ...
9
votes
5answers
1k views

How did they make the screen move in Dangerous Dave?

I've made games in BASIC when I was a child, and I was curious about how the graphics were done in the 1988 version of Dangerous Dave made in C++; especially because they didn't have any worthwhile ...
8
votes
3answers
684 views

How can I draw outlines around 3D models?

How can I draw outlines around 3D models? I'm referring to something like the effects in a recent Pokemon game, which appear to have a single-pixel outline around them:
3
votes
2answers
257 views

How can I access bitmaps created in another activity?

I am currently loading my game bitmaps when the user presses 'start' in my animated splash screen activity (the first / launch activity) and the app progresses from my this activity to the main game ...
1
vote
0answers
221 views

OpenGL: Attempt to allocate a texture too big for the current hardware

I'm getting the following error: java.io.IOException: Attempt to allocate a texture to big for the current hardware at ...
0
votes
1answer
70 views

What image format supports transparency in Android?

I want to show an apple on screen but the image has a white background and it doesn't blend with the background of a tree. Is there any image format in which only the red apple is displayed?
-1
votes
1answer
61 views

How do I detect how much of an object has been “cleaned” by the player?

I want to let the player wipe some dust off of a book, then start a short animation. Here's what it looks like: I'm using a clipping region on the "dusty" book bitmap image to progressively hide ...
1
vote
1answer
39 views

Vertexquads are not being drawn in 2D space

I started teaching myself DirectX a short time ago and have come across a problem which I can't figure out by myself unfortunately. I'm trying to build my own font system, so I can draw strings in 2D ...
1
vote
1answer
196 views

What is the difference between “offline” and “real time” rendering?

I have a rough idea: real-time is approximated with little or no global illumination. But how would you otherwise explain why offline rending takes so much longer? You hear things like "number of ...