2014/10/15 下午 10:14:03

iphone Programming Glossary: sgx

http://stackoverflow.com/questions/3014352/fullscreen-texture-iphone-opengl-es

do this with OpenGL. Thanks iphone opengl es share improve this question NPOT textures are supported on PowerVR SGX hardware but have restrictions. NPOT textures cannot use mipmaps must be 2D no cube maps or 3D textures and must use the.. GL_EXTENSIONS bool npot strstr extensions GL_APPLE_texture_2D_limited_npot 0 Since this is only present on the SGX and not the MBX be aware that relying on NPOT texture support will limit you to the newer SGX devices. Of course relying.. is only present on the SGX and not the MBX be aware that relying on NPOT texture support will limit you to the newer SGX devices. Of course relying on ES 2.0 will do the same so if that's your intended target NPOT support is a moot point and..

Render contents of UIView as an OpenGL texture

http://stackoverflow.com/questions/4118778/render-contents-of-uiview-as-an-opengl-texture

GL texture name has already been generated and bound. Check for yourself but I think non power of two is supported on SGX hardware ie iPhone 3GS onwards the iPad and all but the 8gb third generation iPod Touch onwards but not on MBX. The easiest..

OpenGL-ES 2.0 VS OpenGL-ES 1.1, which is faster?

http://stackoverflow.com/questions/5682010/opengl-es-2-0-vs-opengl-es-1-1-which-is-faster

that just simulate OpenGL ES 1.1's fixed function pipeline. This is backed by Apple's documentation on the PowerVR SGX which says The graphics driver for the PowerVR SGX also implements OpenGL ES 1.1 by efficiently implementing the fixed function.. pipeline. This is backed by Apple's documentation on the PowerVR SGX which says The graphics driver for the PowerVR SGX also implements OpenGL ES 1.1 by efficiently implementing the fixed function pipeline using shaders. For rendering basic..