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

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1answer
217 views

Problem with ID3D11DeviceContext::CopyResource method - How to properly read a texture CPU-side?

I am trying to make a full copy from a render target texture to a staging one but it seems my data length ends up being only 4 in length instead of 921600 (1280 * 720). Here is my textures ...
0
votes
1answer
101 views

Is there anyway I can make a plane visible from both sides?

In Unity i have a model of a tree with leaves made of a plane and a texture, when I upload it to unity the texture is only visible on one side so how can I change it to be visible from both sides ...
0
votes
1answer
30 views

problems with imported texture

I have done a texture in GIMP and imported it in Unity but for some reason the texture appears to be squashed in the sides. Image done in gimp: And here is what happens in Unity:
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vote
1answer
40 views

LWJGL not streching texture to quad

I'm having problems with texturing in LWJGL. The texture is not being stretched to a quad. As you can see, the texture is not being sized to the quad, marked with pink border. The problem doesn't ...
1
vote
1answer
162 views

Rendering Performance: num Draw Calls == num Texture Bindings

I'm making a game with Libgdx 1.6.4 and experience some lag issues on iPhone 4 and then discovered: // in the constructor GLProfiler.enable(); ... // in the render method Gdx.app.debug("draw calls:...
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votes
1answer
342 views

Applying texture to a 3D object

I am trying to draw a 3D cube on the screen, using MonoGame. The cube was created in Blender and exported as an fbx file. The following is what the cube looks like in VS when opened in the editor: ...
2
votes
1answer
73 views

WebGL - send part of texture to GPU

I have a matrix of pixels in RAM memory, e.g. 1000x1000 pixels. I send it to GPU using gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1000,1000, 0, gl.RGBA, gl.UNSIGNED_BYTE, pixels); Which works great. ...
0
votes
1answer
48 views

Ray tracing - texture and phong lighting

Other questione releated to my ray tracer implementation for iPad. If I have a polygon that has a texture and a material, how do I calculate the color using Phong lighting model? Is the texture used ...
1
vote
1answer
174 views

Cubemaps turn black OpenGL GLSL Java LWJGL

Recently I tried to add cubemaps to my 3D-rendering engine. The objects with a cubemap now turn completely black. This is how I load my cubemap: public static int loadCubeMap(String filename) { ...
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votes
1answer
305 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 ...
0
votes
0answers
28 views

Resolution of textures in OpenGL [duplicate]

I load texture from PNG file and render their using OpenGL. But I found the manual, what texture resolution must be divisible by a power of two. If I use a texture with a resolution of 800x600 pixels, ...
1
vote
1answer
821 views

Unity3d change texture on terrain at specific vector3 at runtime

I need the terrain texture to change at certain positions depending on where trees etc. are randomly positioned at runtime. I'm struggling to find any solid information about how to take a particular ...
1
vote
2answers
283 views

Fading in and fading out animations

This is how I'm creating my player. Is there any way to start fading in and fading out for an amount of time when I get hit? private Texture tex = Game.res.getTexture("player"); public Player(Body ...
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vote
2answers
272 views

Render specific part of a texture in OpenGL (2D Sprite Sheet)

I've looked at this answer to find out how to render just a part of a texture: http://stackoverflow.com/questions/6884285/c-opengl-render-part-of-an-image I tried that, but the problem is, this is how ...
0
votes
1answer
73 views

Sprites not showing (C# - XNA 4.0)

I'm following a tutorial from XNA GPA, but in my project, none of the sprites are loading. I've followed all of the instructions exactly, and the code works as expected when I copy it from my project ...
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votes
0answers
25 views

How do I generated cubic UV coordinates for a mesh?

I'm trying to add a utility function to my game engine that generates cubic texture coordinates for a specified mesh. I've attempted to come up with my own algorithm but I can't get it to work ...
4
votes
1answer
260 views

Curvilinear distortion for mapping texture on quad sphere

I'm using the formula I've found here to map procedural texture on to a quad sphere. For example I'm working with a 3d panoramic cube map that I've generated with a simplex noise. Each face of the ...
0
votes
2answers
147 views

Unity C#: strange texture/sprite problems

I've been making a gallery style shooting game, like something you'd find at a carnival, with ducks to shoot. I'd made the game and it was all working fine. However opening it today, it doesn't look ...
6
votes
1answer
300 views

Why does flipping 1 texture region cause an identical texture region to also be flipped? (libGDX)

Sorry for the bad title. I didn't know how else to explain it. The following is a portion of my code: public class AssetLoader { public static TextureAtlas spriteSheet; public static ...
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votes
1answer
321 views

How do I render a PNG image with OpenGL?

I have an image (100×200 px) painted with Paint.NET and saved as a .png with 32-bit color depth. How can I render it using OpenGL 1.1 (with the LWJGL binding) or higher inside the display? I tried ...
1
vote
0answers
50 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 ...
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votes
3answers
41 views

Capturing small details in textures without making a huge map

Ex. Nuts and bolts on a cabinet. Said items are tiny relative to the cabinet, and on a texture map looks like an indistinguishable dot. Is it worth it to separate these tiny details into a mesh of ...
0
votes
1answer
113 views

Achieving Retro Resolution with HD

I couldn't really find any tips on this (or perhaps I just lack the proper words once again), but I'm thinking about how to get some retro looks (SNES 16 Bit, specifially) using a modern system. ...
3
votes
1answer
730 views

Can Unity support / use textures that are not square?

I have been told by another highly skilled Unity artist that Unity cannot efficiently handle non square images. Since that doesn't sound right to me, I wanted to get a second or third confirmation to ...
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0answers
49 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 ...
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votes
0answers
75 views

How to properly use large texture that is not power of 2?

I'm making a 2D game, rendered using WebGL (using ANGLE, which means that on Windows DirectX is actually used). This is desktop-only game, but would be great to be compatible with integrated graphics ...
0
votes
1answer
55 views

Best approach for level specific textures

TL;DR: Best way to handle level-specific textures without overkilling memory usage and killing performance and keeping things clean in OpenGL for mobile (also lower-end devices) and desktop using ...
3
votes
1answer
104 views

Custom Coloring of Tileset Characters

Games like Dwarft Fortress and Dungeon Crawl Stone Soup are drawing their boards using tiles from a tileset image (I think?). I know you can do color keying and replace the background color with ...
0
votes
1answer
152 views

OpenGL texture seams

I'm atempting to make a game using OpenGL. So far I have loaded an .obj model, and I have generated a terrain as well as a very simple UI. My issue is that it 'seams' (tihi : P) that there are some ...
0
votes
1answer
815 views

How can I set up a pixel-perfect camera using OpenGL and orthographic projection?

I am creating a 2D game using OpenGL and orthographic projection. For sprites, I use textured quads (actually two triangles). I want the pixel art textures for the sprites to be displayed in a ...
4
votes
1answer
147 views

How do I check for collision between transparent textures?

I am creating a 2D game using OpenGL. For sprites, I use textured quads (actually two triangles). The texures contain transparent pixels, since objects are not always perfectly rectangular. How do I ...
2
votes
1answer
129 views

How can I repeat a Texture Region in libGDX

I have a texture that is part of a sprite sheet. I want draw the texture to cover a certain length, but I want it to repeat not stretch. However,when I use the following code batch.draw(hillBottom, ...
0
votes
2answers
122 views

“Render” unsigned integer values to texture without clamping to [0,1]

I am trying to render to an unsigned integer texture, with a blending function enable, so that in the end, the value in each texel will be the number of objects rendered on the texel. So I assume I ...
1
vote
3answers
2k views

How to implement Index Buffer Object (IBOs) with texture coordinates in OpenGL?

I was using IBOs to render meshes (for example a cube) from wave-front files (.obj), without texture coordinates or normals, in OpenGL. Following this, I attempted to implemented texturing. The mesh ...
3
votes
1answer
184 views

Texturing in OpenGL, Should texture coordinates be assigned to vertices in the shader?

I attempting to texture 3D models (a cube for example) using ibo’s, with OpenGL in Java. Currently, my textures are distorted. I believe this is because only a single texture coordinate is being ...
0
votes
1answer
42 views

Cannot Get The Texture Showed Up Correctly glDrawElements

I still have this problem almost 1 month. Tried to search on Google but did not find any solution to this. I have loaded all the data correctly but don't know why the texture came up like this. Here ...
0
votes
1answer
898 views

How do I manually make a .pack file like TexturePacker (without using TexturePacker)?

I am using libGDX and apparently the only way I see for creating a UI is with texture packs. I would say that since a texture pack is nothing more than JSON or XML file and a large png I could ...
1
vote
1answer
313 views

Unity5 imported models show no texture

I've got a problem with Unity materials. I'm a beginner- so I used Wings3d for creating 3d models. But there's a little Problem. Both objects on the picture below have the same material(a Standart ...
0
votes
1answer
509 views

CS:GO workshop awp skin scrambles

I was starting make my awp skin, but I was wondering that my skin at CS:GO looks bit different than on photoshop. So I came here for help. I will show just a test skin (fully red). First I was save ...
2
votes
0answers
182 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, ...
0
votes
1answer
170 views

glDrawElements and Texture Coordinate

I just move on from Immediate Mode and try Vertex Array method using glDrawElements and I got the texture is mess. How to draw the texture correctly? This is a piece of my render code glBindTexture(...
8
votes
1answer
125 views

Is quadrilinear texture sampling hardware supported?

If you have a volume texture with mipmaps, GL_LINEAR_MIPMAP_LINEAR texture sampling will perform quadrilinear texture sampling. Is that implemented in hardware like bilinear texture sampling is? Or ...
0
votes
1answer
259 views

Moving texture OpenGL ES 2.0

I am trying to implement a sprite of 8 columns and 8 rows in OpenGL ES 2.0 I made appear the first imagen but I cant figure out how to translate the Texture matrix in OpenGL ES 2.0 , the equivalent of ...
0
votes
1answer
63 views

XNA Texture mapping on model

I have a cube as my model and want to map a texture on every side of the cube. I have been searching for a while and most answers suggest using 3D max or using VertexPositionTextures. I am not ...
2
votes
0answers
265 views

Cannot convert bitmap to texture [closed]

I'm doing a little C# / OpenGL project and I can't manage to load textures properly. So here is my texture class : public class Texture { public String Filepath; private int TextureID; ...
1
vote
0answers
64 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 ...
0
votes
5answers
2k views

How to properly pass sprites to a std::vector without destroying the sprite's texture in SFML?

From the official SFML tutorials, The White Box Problem:- "When you set the texture of a sprite, all it does internally is store a pointer to the texture instance. Therefore, if the texture is ...
0
votes
1answer
198 views

LibGdx - How can I correctly handle tile transitions / connected textures?

So I am making a tiled game and I need to connect textures correctly based on whats next to it. With tiles that had connection really close to the edge of the tile I could just use the 4 bit meathod ...
1
vote
0answers
689 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 ...
0
votes
1answer
252 views

Unity 5 - Texture/Material rendering issue

I am working on a Minesweeper clone that started as a Unity 4.6 project and ended up as a Unity 5 project. I have cube objects that use Legacy Shaders/Diffuse. I am new to Unity 5, so I am not fully ...