A bitmap (raster image) used in a texture mapping process.

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3
votes
1answer
783 views

Sprite sheet textures picking up edges of adjacent texture

I have a custom sprite routine (openGL 2.0) which uses a simple sprite sheet (my textures are arranged horizontally next to each other). So, for example, here is a test sprite sheet with 2 simple ...
3
votes
1answer
1k views

How do I generate mipmap .png and model .obj files for LibGDX?

I'm playing a bit with LibGDX (OpenGL ES 2.0 wrapper for Android). I found some sample code which used prepared files to load models and mipmap textures for them, e.g., at ...
3
votes
1answer
1k views

Z Order in 2D with orthographic projection and texture atlas

I am working with a 2D game in OpenGL ES and have a question about z-order together with a texture atlas. I am using an orthographic projection because I want pixel-perfect rendering of 2D sprites, ...
3
votes
1answer
3k views

Why do my sprites have a dark shadow/line/frame surrounding the texture?

I'm starting OpenGL with Apple's GLKit hand I'm having some trouble to get my sprites displayed properly. The Problem is that they all are surrounded with thin dark lines. The screen shot below shows ...
3
votes
1answer
2k views

How to create mipmap for Unity3d textures loaded with www?

When I load a texture using the code below: WWW www = new WWW(textureName); yield return www; renderer.material = new Material(Shader.Find("Diffuse")); Texture tex = www.texture; ...
2
votes
2answers
161 views

Replicating no. of sprites without letting the app to slow down and crash

Is it possible that if I'm making a a simple drag-n-drop game, does making a new sprite via constructor with texture as a parameter makes the game slower and depletes more memory until it crashes or ...
2
votes
1answer
386 views

What happens when a texture is too large for a device

The question is two fold: What happens on a device when a texture is too large for it to handle? Will it crash or simply downsize it? In Unity if I use texture atlases of size 4k and then set ...
2
votes
3answers
2k views

XNA SpriteBatch.Draw with rotation, scaling and origin?

I use a 1x1 pixel 2d texture as source for SpriteBatch.Draw. The texture is scaled and rotated around an origin. The left image is only scaling. The right one scaling + rotation around the origin at ...
2
votes
2answers
279 views

Assigning a different texture based on picking

I'm making a game using XNA. I have some simple objects like cube and sphere, and I would like to change the texture of one face of these objects based on picking. That is, when the cursor is over ...
2
votes
2answers
1k views

Importing FBX with multiple meshes in UDK

I need to import into UDK a several amount of FBX models (representing buildings) which are composed by various submeshes (walls, windows, roof...). I need to keep the individual meshes (can't use the ...
2
votes
2answers
7k views

Xna: Splitting one large texture into an array of smaller textures

I would like to split a large texture into a one dimensional array of smaller textures. How should I do this?
2
votes
2answers
3k views

How do I create a sky box with OpenGL ES 2.0?

Can you give me hint to any good sky box example in OpenGL ES 2.0? I have found only OpenGL and does not work for me. I am doing it this way: Initialization: glUseProgram(m_programSkyBox.Program); ...
2
votes
2answers
3k views

Texture2D.GetData fails to return pixel colour data

Because I'm using sprite sheets instead of an individual texture per sprite, I need to pass in a Rectangle when calling Texture2D.GetData() in my collision detection for per-pixel tests. ...
1
vote
1answer
162 views

Unity3D: terrain object's textures flickering on long distances

I'm making RTS project on Unity3D. I created terrain with Unity's standard Terrain tool, and added textures of grass, mood etc. on it. Then, for creating "man-made" objects of terrain (roads, ...
1
vote
1answer
130 views

SDL render to a texture

I am trying to create a button for my game there are lots of similar buttons so using an image for each one is a bit inefficient. So I want to load an image then copy some text over it and render that ...
1
vote
1answer
467 views

How to create and populate a 2D Texture Arrays in DirectX11

I have generated a bunch of ID3D11ShaderResourceView that are a 2D textures that have a depth map screen shot for my lights shadows. I would like to take all of these textures and put them into a ...
1
vote
1answer
338 views

SDL_Image and typical SDL BMP loading fails completely

been messing with OpenGL and SDL for a pair of weeks. The thing is quite weird. I have been loading a texture from a BMP and using a really easy shader to make it work, and so far it has worked very ...
1
vote
0answers
99 views

Blender 2.6: UV-Matching on Non-Image-Textures

Situation: I want to model a piece of wood in Blender (2.63.0). In order to do this I use a set of Noise and Clouds textures on a brown material. But these textures are warped and shown in the wrong ...
1
vote
2answers
677 views

Making a 2D game with responsive resolution

I am making a 2D game, however I wish for it to be resolution agnostic. My target resolution i.e. where things look as intended is 1600 x 900. My ideas are: Make the HUD stay fixed to the sides no ...
1
vote
1answer
264 views

XNA shield effect with a Primative sphere problem

I'm having issue with a shield effect i'm trying to develop. I want to do a shield effect that surrounds part of a model like this: http://i.imgur.com/jPvrf.png I currently got this: ...
0
votes
1answer
208 views

Bad quality of the sprite in Unity

I need to import a few sprites (background platform and sky) into my game scene but it seems that their quality after importing into Unity is too bad (they are blurred). The original resolution of ...
0
votes
1answer
89 views

(LWJGL) Exporting Textures with JarSplice [duplicate]

I have another game that uses rectangles instead of textures and works just fine. when I run this I get this error: Microsoft Windows [Version 6.1.7601] Copyright (c) 2009 Microsoft Corporation. ...
0
votes
1answer
232 views

Textures not displaying. Problem with fragment and vertex shaders

Hi i have newbe question. I am sending to gpu textures unit and they dont display. This is simple version of my fragment and vertexshader. (More complicated version also dont work with other textures ...
0
votes
1answer
103 views

Is it possible to display no white images/sprites when using the latest Android OS?

Was it okay to use Texture.setEnforcePotImages(false) in order to disable conditional width and height pixel size that requires power of 2? I'm planning to sell the game app at Google Play. I want to ...
0
votes
1answer
744 views

Multiple textures on a mesh created in blender and imported in xna

I created a cube in blender which has multiple images applied to its faces. I am trying to import the model into xna and get the same results as shown when rendering the model in blender. I go through ...
0
votes
2answers
4k views

Map and fill texture using PBO (OpenGL 3.3)

I'm learning OpenGL 3.3 trying to do the following (as it is done in D3D)... Create Texture of Width, Height, Pixel Format Map texture memory Loop write pixels Unmap texture memory Set Texture ...
-1
votes
1answer
141 views

Animation: mid-state

At the moment I have a simple static texture. Now I want to animate my sprite. The texture is a simple human. When the user press the enter button, the human gets into state2. This is the standart ...