opengl-es

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Android OpenGL 1.0 different texture for each face of the cube with texture atlas

I have a cube, I can assign for it one texture, but I would like to assign different texture for each face. I have a 512x512 texture atlas, with four tiles, each 256x256. I use the NeHe ports, so for[详细]

2023-04-13 10:07 分类：问答
OpenGL ES 2.0 Showing black screen on iOS 5 Simulator/Device

I have developed an app in which Images needs to be shown u开发者_如何学JAVAsing texture on OpenGL ES 2.0 for iPhone.[详细]

2023-04-13 08:21 分类：问答
Android: Showing Graphics and Video Stream together

I am writing an android program in which I built a box using opengl es. Now I am writing t开发者_运维技巧he code to get video stream from android camera. I want to show the video stream and the box bu[详细]

2023-04-13 07:52 分类：问答
Do I need multithreading for my game?

I\'m trying to make a simple breakout game with opengl es, on Android, and I can\'t decide wether I have to use a seperate thread for certain game logic stuff, like updating the game a开发者_如何学Cnd[详细]

2023-04-13 07:10 分类：问答
Does Android glTexSubImage2D Work At All?

Does anyone have working code using glTexSubImage2D() on Android, preferably开发者_运维问答 via the NDK but even just in Java?[详细]

2023-04-13 05:35 分类：问答
How to Calculate Visible range in Opengl ES Android?

I am developing a new game for Android. In this I am using Android OpenGL ES 1.1. In this when I translate in Z axis to -2, the triangle moves backwards. Now when I translate in X axis and Y axis the[详细]

2023-04-13 05:02 分类：问答
Example of android fingerpaint in opengl?

I need to implement free form drawing in a paint app. I started with the canvas method (fingerpain开发者_开发知识库t example in android) but the performance is extremely slow.[详细]

2023-04-13 02:47 分类：问答
How does cube shadowmapping algorithm work?

I searched on the web, but I could not find an appropriate description. I would like to do the following in OpenGL ES 2.0:[详细]

2023-04-13 00:59 分类：问答
Using masks in OpenGL ES 2.0 for iOS apps

I have an app where I want user to draw in one certain area of the screen. For 开发者_StackOverflow中文版this purpose I use a picture of mask which is black in drawable area and transparent in non-dra[详细]

2023-04-13 00:18 分类：问答
int arrays into intbuffer for Android OpenGL ES 1.0?

I recently read an article on Badlogicgames.com about speeding up the process of adding information into vertex buffers (or any other intbuffer) and it did increase the speed of my project, but I didn[详细]

2023-04-12 21:24 分类：问答