opengl-es-2.0

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iPhone Animated Sphere

I would like to build a sphere in opengles 2.0 that is animated. Basically I want to have a transparent sphere on which I have small images moving around randomly. I know how to make a sphere and to m[详细]

2023-03-31 04:55 分类：问答
Android OpenGL ES 2.0 -- glReadPixels() and glTexImage2D() drawing a black texture?

I\'m working on some Android code for caching and redrawing a framebuffer object\'s color bufferbetween the loss and recreation of EGL contexts.Development is primarily happening on a Xoom tablet runn[详细]

2023-03-30 20:54 分类：问答
is GL_POLYGON_STIPPLE supported in openGL-ES 2.0?

http://www.opengl.org/resources/faq/technical/transpar开发者_JAVA百科ency.htm#blen0025 says scrren door transparency is achieved by enabling GL_POLYGON_STIPPLE. Is it supported in openGL-ES 2.0?After[详细]

2023-03-30 14:40 分类：问答
Sprite quads & depth testing correctly in OpenGL ES 2

I am trying to render 2D (flat) sprites in a 3D environment using OpenGL ES 2. The way I create each sprite is pretty standard: I create a quad consisting of two triangles, and I map the texture onto[详细]

2023-03-28 18:29 分类：问答
locationInView ignoring orientation

the coordinates returned by uitouch\'s locationInView are ignoring device orientation - I have a uiview that properly rotates, but locationInview always returns as if it is portrait...the view overr[详细]

2023-03-28 03:42 分类：问答
Reasonable texture sizes in android

I\'m trying to develop an app that uses opengl on android, and ideally make it run on any phone as old as the original droid (or at least any phone that has OpenGL ES 2.0 support).Currently, I\'m usin[详细]

2023-03-27 18:00 分类：问答
Stretched Drawing in OpenGL ES - iOS

I\'m trying to draw a simple circle using OpenGL ES. The problem is that the circle is stretched vertically. It looks more like an ellipse than a circle. Could someone point out where the things are g[详细]

2023-03-27 00:44 分类：问答
Render movie to a OpenGL texture in iOS

Is it possible to render a movie to an OpenGL texture in real time开发者_高级运维 using the Apple iOS frameworks?[详细]

2023-03-27 00:23 分类：问答
Android OpenGL ES Support Everywhere?

I need to get an idea of how many potential installs I\'ll be loosing if I choose to do my drawing in OpenGL instead of android\'s native 2D graphics APIs in android.graphics.*[详细]

2023-03-26 21:25 分类：问答
OpenGL-ES and Cg

Can I use Cg开发者_JS百科 shader language with OpenGL ES 2.0? I know that I can use GLSL with OpenGL ES 2.0 and Cg with OpenGL, but I wonder if there is Cg support for OpenGL ES.I\'m sure you\'ve fig[详细]

2023-03-26 06:29 分类：问答