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

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4
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0answers
51 views

Environment mapping without cubemap (need coordinates projection)

I'm working on a project with C++ and glsl (4.1). I have implemented a mirror object which is a plane at height 0 that works as follow: I render the scene with a MVP computed such that the camera ...
3
votes
0answers
18 views

Tile Texture If Dimensions of Sprite Are Larger Than Texture

I have a sprite that acts as a wall in a game that I am building. I would like to have the brick texture repeat itself instead of stretch to fit the height of the screen. I tried: Texture ...
3
votes
0answers
104 views

Particle-system in the GPU in Unity: how to load/store data from/to a texture in the shader?

I have been implementing a simple GPU-based particle system in Unity, for my current game. The setup is indeed not very elaborated: the shader receives a set of coordinates passed trough the position ...
2
votes
0answers
75 views

Texture gets blurry when moving Box2D body

I'm having this issue that is very annoying. Somehow the texture of the player body is getting blurry and leaving a slight trail with its colors when moving it. The interesting fact is, this only ...
2
votes
0answers
225 views

OpenGL textures make very low fps

I loaded some textures just one time before I go to my mainloop(glutMainLoop). I am using SDL for the texture loading. However, when I compile, my game is running at 6-10 fps. When I don't load the ...
2
votes
0answers
91 views

SDL2 SDL_CreateTexture returns pointer to existing texture

I have an initialized renderer in SDL2 that works fine. I create some textures from images using SDL_CreateTextureFromSurface and store them in a vector. Afterwards, I create an empty texture so as ...
2
votes
0answers
192 views

LibGDX Android Textures reload other textures, and transparent images get black backgrounds [Pictures]

I have very strange problems with my LibGDX Game in Android - The problem is that sometimes the textures get black backgrounds when they should be transparent, and sometimes when I remove the texture, ...
2
votes
0answers
343 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 = ...
2
votes
0answers
197 views

LibgGDX drawing two seperate Textures in FrameBuffer

So I am trying to combine multiple TextureRegions in to one by using a FrameBuffer. This works extremely well when the TextureRegions originate from the same Texture object/file but as soon as I try ...
2
votes
0answers
710 views

Is it reasonable to use a 2D texture as a lookup table in GLSL

I need a lookup table in a shader. The input values would be color values and the output other color values. Something like: uniform float lut[256]; color = vec3(lut[int(color.r*255.)], lut[int(...
2
votes
0answers
151 views

DX 11 Specular Highlights in Deferred Renderer

I am currently implementing a deferred renderer in DX11.1. Right now I am having a problem that I can't seem to crack with specular highlights when I have multiple light sources. I keep a vector of ...
2
votes
0answers
184 views

1:1 mapping of texels to pixels with DX11 and multisampling and linear interpolation

Is it possible to get a 1:1 mapping of texels to pixels on a multisampled target in DX 11 with interpolation? It seems to me that the texture coordinate used in the shader is always one of the sub-...
2
votes
0answers
460 views

glFramebufferTexture2D gives corruption with cube map textures

I am using glFramebufferTexture2D with cube map textures but it gives corruption in texture. draw_cube() function works perfectly when i draw that on default framebuffer. GLenum types[]={...
2
votes
0answers
2k views

Interactively edit UV mapped, textured mesh in Cinema 4D without distorting texture?

I'm fairly new to Cinema and I'm building a rigged flat (2d) character out of illustrated pieces. I want the meshes to have an efficient number of polys but sufficient resolution where they'll bend ...
1
vote
0answers
23 views

SFML Texture issue removing from memory

I am currently working on loading tmx levels into my game, all is going well and i have layers being loaded textures being loaded and all the data being loaded such as level name, tile sizes etc. The ...
1
vote
0answers
15 views

How to create a texture2d from an array of pixels in DirectX11

I currently have a ray-casting camera that holds an array of pixel colors (XMFLOAT4 color) that is 1024x768. I am trying to create a Texture2D in DirectX11 that is also 1024x768 and simply copy over ...
1
vote
0answers
77 views

How can I use ImGui to render simple text instead of using stb_truetype directly?

Since ImGui builds on top of stb_truetype for its font rendering, I thought it could be nicer to use its already built font-processing capabilities (ImGui::GetIO().Fonts), and render with those, ...
1
vote
0answers
61 views

How can I render text with modern OpenGL and stb_truetype, and why are the loaded textures black?

I've spent the past couple of days just desperately trying to get stb_truetype to render anything using the simple example provided https://github.com/nothings/stb/blob/master/stb_truetype.h#L242-L281,...
1
vote
0answers
20 views

How Would You Animate a 3d Characters Face (With Textures)

So I'd like to do a low poly style of modeling, and one of the corners I'd like to cut is on head geometry. Specifically, making the details of the face a texture (like a Mii or a character in Animal ...
1
vote
0answers
59 views

World texturing techniques in FPS game

Texturing for small objects (pickups and enimies) can easily be done UV-unwrapping the model, and use a texture of reasonable size to make the model look good. But how can texturing be done for the ...
1
vote
0answers
37 views

OpenGL texture not loading onto the model

I am still learning and I'd like to apologize if I don't explain something clear enough or anything like that. please forgive me :) So I am experimenting with 3D graphics for my university assignment....
1
vote
0answers
62 views

Slick2D fails to load small textures

I'm trying to load a small 32x32 png texture using Slick2D, however it doesn't seem to render correctly. What's odd is that larger textures do load correctly. The 32x32 texture I'm trying to load: ...
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vote
0answers
71 views

Texturing Cubes

How can I texture a cube that is able to rotate in x,y and z direction in pure Java? Here is what i have tried: package main; import java.awt.Color; import java.awt.Graphics; import java.awt....
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vote
0answers
139 views

Box2d - Texture lagging and flickering

I'm having issues with texture rendering in my game. I've done a lot of research and repeated the same steps of tutorials over the internet to render and update Sprite positions properly. Somehow, ...
1
vote
0answers
32 views

How to set a specific face's texture color in Unity?

First off, let me describe my situation... So I'm building a voxel engine based on this tutorial. I'm using my own texture tilesheet. Most of the tiles have their own color except grass, leaves, and a ...
1
vote
0answers
42 views

Awesomium custom surface scroll

I have a custom Awesomium::Surface implementation, and I need to create a Scroll function for it. The function asks me to manually move some pixels of my texture by the indicated X and Y offset. How ...
1
vote
0answers
95 views

Scale texture at runtime in unity

I need to scale the texture in unity3d.In unity we are able to adjust the scale using the option in the toolbar How will I scale the texture at runtime using the mouse pointer. the texture should ...
1
vote
0answers
25 views

Ericsson compression for normal and bump maps

how does ETC2 fares when compressing normal maps and bump/height maps? Since we are talking about using an algorithm created for visual fidelity, applied to vector and numerical data ⃰ I'm quite sure ...
1
vote
0answers
85 views

glTextImage2D with GL_UNSIGNED_BYTE giving weird results while with GL_FLOAT just works, driver bug?

Update: OK, not being able to see the textures loaded by FreeImage was just one of the common mistakes when using modern OpenGL. My texture loading code did not set GL_TEXTURE_WRAP_S/T and ...
1
vote
0answers
185 views

Cube map or 2D texture map

I'm trying to map quadsphere with COBE spherical cube (CSC) projection in OpenGL (wanna map planets). I managed to create a 2D texture and it works well except seams at edges. Then I learned that ...
1
vote
0answers
45 views

Best way to load multiple TextureRegion from multiple bitmaps in AndEngine

I've seen a lot of examples of AndEngine usage where some bitmaps are mapped into some TextureRegions and loaded into an Atlas. But what if I have a lot of bitmaps, where each bitmap is a sprite sheet,...
1
vote
0answers
65 views

Textured trapezoid in Monogame DirectX

I'm working on a 2D game, so most of the graphics are sprites. However, some elements are drawn using trianglestrips in Orthographic projection. The thing is that I can't do a 3D projection because ...
1
vote
0answers
30 views

How i can have Pressed texture on object in zbrush

i tried to have texture on object in zbrush that i succeeded but is not Pressed example a basic mesh that have simple texture is 4Mb it is not good for me. my problem is when i want apply texture on ...
1
vote
0answers
324 views

combining multiple materials into one material (Unity)

I am confused with how should I texture my character. I am using blender for modelling. And while my model is too complex I dont want to use uv map techniuqe. I can get what I need with using ...
1
vote
0answers
263 views

Unity UpdateExternalTexture from MovieTexture windows crash

I'm trying to play a MovieTexture object with a SpriteRenderer object. My code is working fine on OSX. It crashes my windows 7 exported game, and play mode in Unity editor in windows 7. I am sure ...
1
vote
0answers
132 views

Should I bake all textures to a texture atlas in a game level?

I'm writing my own game engine using Java/OpenGL. I'm creating levels in Blender 3D and exporting them in a custom file format. I'm not going to be auto-generating any terrain - everything is going ...
1
vote
0answers
52 views

Texture shader using model's texture

I'm trying to get a model rendered in monogame using a texture shader. I'm using the code from this tutorial project: http://kgiannakakis.github.io/MonoGameEffects/ I created a simple textured cube ...
1
vote
0answers
51 views

Guidelines to create textures for materials in Unity3d

I'm facing a problem with realizing particle systems. Following many tutorials including the recent live session everything end up assigning materials to particle to get custom shape ones. What I'm ...
1
vote
0answers
68 views

Alpha blending is too smooth

I got the exercise to create a color map from a heightfield and given normals with alpha blending. Therefore I have to blend 4 textures (deep-flat, deep-steep, high-flat, high-steep) depending on the ...
1
vote
0answers
752 views

How to fix artifacts when using equirectangular 360 panorama photo on sphere

I have a equirectangular 360 panorama photo. I tried to use it as a texture for a default Unity Sphere. The image had artifacts/visible seams, especially near the "poles" of the sphere (north pole and ...
1
vote
0answers
92 views

How to extract the texture from an image onto a mesh?

(preamble: I think this fits either here or SO with computer vision tag, I chose gamedev because I think you guys are probably really good with textures and meshes, but tell me if my decision was ...
1
vote
0answers
67 views

Browser game - small models with tileable textures vs one big model and one big texture

I am few years behind in terms of browser capabilities. I plan to combine 3D with pixel art, and I am going to use Unity to make a browser based game. I have made a stage that is one model and has ...
1
vote
0answers
94 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 ...
1
vote
0answers
222 views

DirectX 11 GenerateMips only works with premultiplied alpha?

The GenerateMips method in the ID3D11DeviceContext allows generation of mipmaps at runtime, which is fine for fully opaque textures. However, when this method is used with transparent textures that do ...
1
vote
0answers
153 views

How do I fill a shape with a texture in Libgdx?

I am making a 2D racing game. I want to fill the area of the ground object with a texture. I have the shapes of the ground (a Box2D shape). If I make images of the ground with textures, it uses a lot ...
1
vote
0answers
209 views

How can I use a texture as a font in Unity3D

I am making a game in unity and I am trying to make a custom font for showing numbers. I created a png with the numbers, turned it into a material and added it to a custom font object. I set up the ...
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vote
0answers
571 views

Does Unity's “Compression quality” affect ETC2 compression?

In Unity I am using "Advanced" texture options on Android with ETC2 8-bit compression. There is an option for "Compression quality" as described here: http://docs.unity3d.com/Manual/class-...
1
vote
0answers
116 views

Sprite framework binding multiple textures

In an attempt to batch render as many quads (sprites) as possible, I'm instance rendering a single unit-sized quad and passing in a buffer of per-instance data that includes width/height, texture ...
1
vote
0answers
298 views

Why do I get an 'invalid call' error when creating an R8G8B8 volume texture?

I'm trying to create a VolumeTexture in C# with SharpDX, but it fails: var form = new RenderForm("SharpDX - Test"); var device = new Device(new Direct3D(), 0, DeviceType.Hardware, form.Handle, ...
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vote
0answers
213 views

OpenGL Bump Map — Texture artifacts ?

I am learning OpenGL (and learning the math behind it) and I'm making a simple OBJ viewer, nothing fancy. I have diffuse, specular and ambient light/texture working fine and now I am implementing the ...