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

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0
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3answers
56 views

Problems Animating Texture in OpenGL

I'm trying to animate a texture to scroll a static screen for a television, however I'm having some issues. Just translating within the texture matrix animates all textures in the scene which is ...
1
vote
1answer
30 views

Model texturing not seamless at certain zooms? (C# XNA)

I found a very odd glitch with my game this morning. XNA doesn't render certain textured models properly, while other models are completely unaffected. And it's not even like my models are made ...
9
votes
5answers
3k views

What's the difference between displacement mapping and height mapping?

What's the difference between displacement mapping and height mapping and what is the connection to adaptive tessellation?
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votes
1answer
59 views

Texture rotation inside a quad

How can I rotate a texture inside a quad without rotating the quad? Here's the code but I'm rotating the whole quad here. glBindTexture(GL_TEXTURE_2D, texName5); glMatrixMode(GL_TEXTURE); ...
-1
votes
1answer
168 views

Doing imagemagick like stuff in Unity (using a mask to edit a texture)

There is this tutorial in imagemagick http://www.imagemagick.org/Usage/masking/#masks I was wondering if there was some way to mimic the behavior (like cutting the image up based on a black image ...
0
votes
2answers
55 views

How to use TextureArray's Pre-OpenGL 4.2?

I've been using TextureArray's in my current Project; However, I have come to the problem of OpenGL 4.2 functions not being on the present Mac software when ported over. Due to only version 4.1 of ...
8
votes
7answers
6k views

Library to load images into textures, Linux, C and OpenGl

I am looking for simple, self-contained C library for Linux to load images from files into OpenGL textures. The licence should be quite liberal: zlib, bsd, mit or something. I have found SOIL, however ...
1
vote
1answer
44 views

Problem with textures using DirectX file format in Irrlicht

I'm using Irrlicht 1.8.1, and Blender 2.71 to create my animations. I've just create a simple cube, added a default material to it, and i've mapped a texture to it using UV unwrap, all that in ...
0
votes
1answer
2k 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 ...
2
votes
1answer
96 views

multiple textures into one texture

Can i fusion multiple .tga or .jpeg into only one, and texturise my model with it ? Here is an example to explain my self better : I have Mr Bowser as 3d model and i want to integrate it in a game. ...
1
vote
1answer
1k views

How to achieve anisotropic filtering

I am loading a texture and using glGenerateMipmap() on it to achieve some level of mipmaping. I get different result on nVidia gt 555m, and on Intel HD 3000. The texture rendered by nVidia is not ...
5
votes
2answers
172 views

(Unity) Is there a way to automatically create a material for each texture and assign the texture to it?

I have imported hundreds of textures in my Unity project, and I'd like to create a material for each of them. This would obviously take a lot of time, so how would I go about doing this automatically? ...
0
votes
1answer
37 views

With a Texture Atlas that has 128x128 tiles, how can I use that in Unity3D?

So I've got a working texture atlas that has tiles fitting 128x128. However, I can't quite figure out how to use them. I know it's probably got something to do with ...
0
votes
1answer
34 views

Texture to Painted Vertex Algorithm

I want to generate some game textures into coloured vertex arrays. Is there a known algorithm to transform texture/bitmap data into an optimised vertex array. Much like how the Homeworld skyboxes ...
2
votes
2answers
74 views

Modifying a texture already applied to geometry

I am making glyphs on a wall "glow" by changing how much of the overlay texture (light intensity) is blended into the diffuse map. The basic approach is to capture the diffuse map into a render target ...
1
vote
2answers
192 views

Application of classes with critical non-static fields in LWJGL [closed]

I'm going to be as specific about this question as I can. Ultimately, how is it that I apply a class that uses non-static fields in LWJGL? More specifically, I know that OpenGL is quite nearly more a ...
0
votes
0answers
20 views

Block LOS tool texture triggered with door. Source engine, Hammer editor

I have problem with tool texture Block LOS. https://developer.valvesoftware.com/wiki/Tool_textures I want to use on doors, triggered when door is opened/closed, but I can't find right documentation. ...
2
votes
1answer
34 views

How can I prevent seams when attempting to create a skybox for Unity5?

After following the documentation for how to create a skybox, seams are appearing around all sides of my 6 textures (sorry for faintness of image): There are no active lights in my scene. What am I ...
1
vote
2answers
728 views

How to texture voxel terrain without triplanar texturing?

How can a voxel terrain (marching cubes) be textured without triplanar mapping ? The goal being to have more artistic freedom. I think, I could unwrap the mesh while extracting the isosurface then ...
0
votes
2answers
1k views

Do rendered-to-textures need to be bound when being drawn to?

In OpenGL, if I'm rendering to a texture using a framebuffer, do I have to have that texture bound while I'm rendering to it? In code: glBindTexture(...); glTexImage2D(...); glBindFramebuffer(...); ...
2
votes
1answer
47 views

Mapping Coplanar Vertices in 3D space on to a 2D Plane

Say I have a plane specified by a normal vector and point on the plane. I want to specify a 2-D co-ordinate system that lies 'across' the plane, and then use that to find the 2-dimensional distance ...
1
vote
2answers
60 views

Is there a difference in the time taken to load one texture instead of many?

Is there a difference in the loading time of 16 256*256 textures versus a single 1024*1024 texture? Specifically for level loading time?
0
votes
1answer
126 views

Memory game - texture on cards

I'm new with Unity and I'm working on recreating memory game. I found this sample: http://xtasestudios.com/unity/samples (select "Memory"). I decided for C#. I've created my own card in Blender, ...
0
votes
0answers
17 views

Problem of textureRegions display after display two screens

I have a texture display problem, knowing that they display correctly in the desktop project and before packer textures. but once I packed textures, they still appear in the first screens((enuScreen ...
0
votes
0answers
23 views

texture2D wont render in webplayer Unity

I have an app that is pulling from a webcam and receiving from one on another computer. It takes the frames and does facial detection on them and draws a rectangle around it. This simple app works ...
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votes
2answers
319 views

How does Texture Mapping work?

I read the answers from What exactly is UV and UVW Mapping? and How does UVW texture mapping work?, which are quite nice, but am still not 100% sure, if I understand correctly. Lets start with a 2D ...
0
votes
0answers
36 views

DirectX My texture does work in my pixelshader

I got a bit of a mystery as I have a problem that should not be a problem. I am working on a fog feature which is similar to other things that I have done. Not very hard at all. The only real ...
0
votes
0answers
56 views

Why are my OpenGL textures warped?

I am writing a graphical program using OpenGL for rendering, Assimp for mesh loading and SDL for window etc, but also image loading. As can be seen in the image, the white outlines at the left of ...
0
votes
0answers
54 views

Terrain texturing problem in cryengine 3 sdk

When I try to paint textures on my terrain, I'm getting the underlying black/white grid thingy. Moreover, I keep losing the color on my terrain every time I load the level. any ideas what I'm doing ...
0
votes
2answers
95 views

How to add a logo to a captured image?

I have a plane which contain a WebCamTexture and a button to capture the image script to capture the image void CaptureAndSave () { Debug.Log (Camera_panel_script.webCameraTexture); ...
0
votes
0answers
27 views

iOS: Texture loading when app is running in background

I have a loading screen to load textures between game screens. The loading process runs on a thread created by GCD with an OpenGL ES context. Everything works fine. Now my game is supporting ...
2
votes
1answer
134 views

Why are Texture2d arrays so expensive? [closed]

I'm building a 2d engine in C# and I have several static sprites that have multiple color variations. Ok, easy enough, I create the Texture2D images at start time, then stuff them into an array, and ...
6
votes
1answer
1k 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 ...
4
votes
1answer
485 views

How do I convert a cube map to an equirectangular projection?

I have a cube map texture showing a surrounding area, which I want to pass to a program that only works with latitude/longitude maps. How can I do this? In other words, I need to turn this: ...
0
votes
0answers
83 views

DirectX Compute shader (HLSL) makes texture black

Hello this is my first question on this forum :) When using compute shader in directx to change the color to blue the texture only gets black. I really don't understand what the problem could be and I ...
0
votes
1answer
66 views

Get fragment from mouse position

I have a painting app for texture artists that I am working on. I am able to paint to a flat canvas that updates the texture of a 3d object in an object viewer. Now I want to be able to paint directly ...
0
votes
0answers
83 views

Reading Color data from UTexture2D in UE4

Here's my code: // get RenderTarget2D static ConstructorHelpers::FObjectFinder<UTextureRenderTarget2D> TargetObj(TEXT("/Game/Textures/RenderTexture")); // generate a UTexture2D CameraTexture = ...
0
votes
1answer
79 views

Are lightmaps also considered textures?

I want my game to support phones with max texture size of 1024 so my texture atlases are 1024. My question is: are lightmaps also considered textures and their max size must be 1024? Or they can have ...
0
votes
1answer
31 views

How to render specific FBO Texture attachment (assume attachment1) with 2 attached

Create FBO & its textures like normal. // FBO & Texture glGenFramebuffers(1, &mFbo); glBindFramebuffer(GL_FRAMEBUFFER, mFbo); glGenTextures(2, mTexture); for(int i=0; i<2; i++) { ...
0
votes
0answers
36 views

libGDX TextureRegion drawing weird when scaled

Having a weird issue. I have a Texture with four frames of a sprite Animation. Each frame is loaded as a TextureRegion. Most of the time the Animation play without any issues, but occasionally it ...
2
votes
1answer
108 views

What is the performance impact of rendering a larger quad?

Lets say I have two planes and I textured them in blender with a 512*512 tiled texture. One plane is bigger than the other (for example, one plane tiles the texture 60 times but another only six ...
0
votes
1answer
28 views

How to get started with making textures [closed]

I have Photoshop CS6 (I haven't installed it yet), and I was wondering if there was a good book or tutorial on how to get started on making my own video game textures. SIDENOTE: I saw a question on ...
1
vote
0answers
33 views

SpriteBatch passing textures to GPU

How exactly (or, how often) are textures passed to the GPU shaders in MonoGame/XNA? I am asking because I was profiling a MonoGame/XNA application and noticed that the memory controller load (using ...
2
votes
1answer
74 views

Texture filtering: Is the minification or the magnification filter used when rendering at the exact texture size?

Suppose you have a texture where the minification filter is linear, but the magnification filter is nearest-neighbor (point filtering). If the texture is rendered at exactly 1:1 pixels, but at a ...
0
votes
0answers
44 views

manipulate textures in real time using GPU

I'm looking for some way (tutorial, library or build in option) to draw texture on JMonkey in real time. So I have 2 images one a normal texture that is fairly big(4000x4000) and another much smaller ...
0
votes
1answer
54 views

Jmonkey loading texture from fails

I have the following basic code: public void simpleInitApp() { Box b = new Box(1, 1, 1); Geometry geom = new Geometry("Box", b); Texture cube1Tex = assetManager.loadTexture( ...
0
votes
0answers
41 views

Lwjgl Textures Overriding true type font

I am making a game in java but I recently came across a problem when I bound my textures, my true type fonts would start copying the texture and i would just see a wall of color where my words had ...
4
votes
1answer
360 views

How can I update a sprite sheet without affecting the sprites already being used?

Every time I overwrite my sprite sheet with additional or updated sprites, I have to reattach the textures to all of my Animations and Sprite Renderers. How can I update a sprite sheet without ...
1
vote
1answer
70 views

How to pass content through the project's structure efficiently?

so following situation. I have a project which is structured something like this. Game1 -> GameManager -> Module (multiple instances) During runtime units are being spawned in each instance of the ...
0
votes
3answers
1k views

OpenGL - How to draw a transition of two textures on one quad?

I know when drawing a rectangle, if we select red and draw two vertices, and then select yellow and draw the other two vertices, the entire rectangle will show a nice transition of color between those ...