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Diffstat (limited to 'mesalib/docs/MESA_copy_sub_buffer.spec')
-rw-r--r-- | mesalib/docs/MESA_copy_sub_buffer.spec | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/mesalib/docs/MESA_copy_sub_buffer.spec b/mesalib/docs/MESA_copy_sub_buffer.spec deleted file mode 100644 index 752a014b3..000000000 --- a/mesalib/docs/MESA_copy_sub_buffer.spec +++ /dev/null @@ -1,96 +0,0 @@ -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: 12 January 2009 - -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. - - If dpy and drawable are the display and drawable for the calling - thread's current context, glXCopySubBufferMESA performs an - implicit glFlush before it returns. Subsequent OpenGL commands - may be issued immediately after calling glXCopySubBufferMESA, but - are not executed until the copy is completed. - -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 - - 12 January 2009 Ian Romanick - Added language about implicit flush - and command completion. - 8 June 2000 Brian Paul - initial specification - |