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| author | ftrapero <frantracer@gmail.com> | 2017-06-15 14:15:08 +0200 |
|---|---|---|
| committer | ftrapero <frantracer@gmail.com> | 2017-06-15 14:15:08 +0200 |
| commit | 459021c165c7023ee75f524060ca270985b547c1 (patch) | |
| tree | ed3dfb281a1c00a9cf59ebf9d165e5a7a0f346bf /nx-X11/extras/Mesa_6.4.1/docs/pbuffers.html | |
| parent | 4f216e7cf7571885f2995433580c9a3ec068eef4 (diff) | |
| parent | 8667d4d97a3e958a7f63c18c34a62469ba5d2079 (diff) | |
| download | nx-libs-459021c165c7023ee75f524060ca270985b547c1.tar.gz nx-libs-459021c165c7023ee75f524060ca270985b547c1.tar.bz2 nx-libs-459021c165c7023ee75f524060ca270985b547c1.zip | |
Include mesa-6.4.1 project
Diffstat (limited to 'nx-X11/extras/Mesa_6.4.1/docs/pbuffers.html')
| -rw-r--r-- | nx-X11/extras/Mesa_6.4.1/docs/pbuffers.html | 54 |
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diff --git a/nx-X11/extras/Mesa_6.4.1/docs/pbuffers.html b/nx-X11/extras/Mesa_6.4.1/docs/pbuffers.html new file mode 100644 index 000000000..259910155 --- /dev/null +++ b/nx-X11/extras/Mesa_6.4.1/docs/pbuffers.html @@ -0,0 +1,54 @@ +<HTML> + +<TITLE>PBuffer Rendering</TITLE> + +<link rel="stylesheet" type="text/css" href="mesa.css"></head> + +<BODY> + +<H1>PBuffer Rendering</H1> + +<p> +Basically, FBconfigs and PBuffers allow you to do off-screen rendering +with OpenGL. The OSMesa interface does basically the same thing, but +fbconfigs and pbuffers are supported by more vendors. +PBuffer rendering may also be hardware accelerated. +</p> + +<p> +PBuffers are getting more use nowadays, though they've actually been +around for a long time on IRIX systems and other workstations. +</p> + +<p> +The +<a href="http://oss.sgi.com/projects/ogl-sample/registry/SGIX/fbconfig.txt" +target="_parent">GL_SGIX_fbconfig</a> +and +<a href="http://oss.sgi.com/projects/ogl-sample/registry/SGIX/pbuffer.txt" +target="_parent"> +GL_SGIX_pbuffer</a> extensions describe the functionality. +More recently, these extensions have been promoted to ARB extensions (on +Windows at least). +</p> + +<p> +The Mesa/progs/xdemos/ directory has some useful code for working +with pbuffers: +</p> + +<ul> +<li><b>pbinfo.c</b> - like glxinfo, it prints a list of available + fbconfigs and whether each supports pbuffers. +<li><b>pbutil.c</b> - a few utility functions for dealing with + fbconfigs and pbuffers. +<li><b>pbdemo.c</b> - a demonstration of off-screen rendering with pbuffers. +</ul> + +<p> +Mesa 4.1 and later support GL_SGIX_fbconfig and GL_SGIX_pbuffer (software +rendering only). +</p> + +</BODY> +</HTML> |