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author | ftrapero <frantracer@gmail.com> | 2017-06-15 14:15:08 +0200 |
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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/MESA_copy_sub_buffer.spec | |
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/MESA_copy_sub_buffer.spec')
-rw-r--r-- | nx-X11/extras/Mesa_6.4.1/docs/MESA_copy_sub_buffer.spec | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa_6.4.1/docs/MESA_copy_sub_buffer.spec b/nx-X11/extras/Mesa_6.4.1/docs/MESA_copy_sub_buffer.spec new file mode 100644 index 000000000..43424a5f4 --- /dev/null +++ b/nx-X11/extras/Mesa_6.4.1/docs/MESA_copy_sub_buffer.spec @@ -0,0 +1,88 @@ +Name + + MESA_copy_sub_buffer + +Name Strings + + GLX_MESA_copy_sub_buffer + +Contact + + Brian Paul (brian.paul 'at' tungstengraphics.com) + +Status + + Shipping since Mesa 2.6 in February, 1998. + +Version + + Last Modified Date: 8 June 2000 + +Number + + 215 + +Dependencies + + OpenGL 1.0 or later is required. + GLX 1.0 or later is required. + +Overview + + The glxCopySubBufferMESA() function copies a rectangular region + of the back color buffer to the front color buffer. This can be + used to quickly repaint 3D windows in response to expose events + when the back color buffer cannot be damaged by other windows. + +IP Status + + Open-source; freely implementable. + +Issues + + None. + +New Procedures and Functions + + void glXCopySubBufferMESA( Display *dpy, GLXDrawable drawable, + int x, int y, int width, int height ); + +New Tokens + + None. + +Additions to Chapter 3 of the GLX 1.3 Specification (Functions and Errors) + + Add to section 3.3.10 Double Buffering: + + The function + + void glXCopySubBufferMESA( Display *dpy, GLXDrawable drawable, + int x, int y, int width, int height ); + + may be used to copy a rectangular region of the back color buffer to + the front color buffer. This can be used to quickly repaint 3D windows + in response to expose events when the back color buffer cannot be + damaged by other windows. + + <x> and <y> indicates the lower-left corner of the region to copy and + <width> and <height> indicate the size in pixels. Coordinate (0,0) + corresponds to the lower-left pixel of the window, like glReadPixels. + +GLX Protocol + + None at this time. The extension is implemented in terms of ordinary + Xlib protocol inside of Mesa. + +Errors + + None. + +New State + + None. + +Revision History + + 8 June 2000 - initial specification + |