workbench/libs/mesa/src/gallium/state_trackers/arosmesa/glaswapbuffers.c

   1 /*
   2     Copyright 2009-2014, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include "arosmesa_funcs.h"
   7 #include "arosmesa_funcs_gallium.h"
   8 #include <proto/exec.h>
   9 #include <proto/gallium.h>
  10 #include <gallium/pipe/p_screen.h>
  11 #include <gallium/util/u_inlines.h>
  12
  13 /*****************************************************************************
  14
  15     NAME */
  16
  17       void glASwapBuffers(
  18
  19 /*  SYNOPSIS */
  20       GLAContext ctx)
  21
  22 /*  FUNCTION
  23         Swaps the back with front buffers. MUST BE used to display the effect
  24         of rendering onto the target RastPort, since GLA always work in
  25         double buffer mode.
  26
  27     INPUTS
  28         amesa - GL rendering context on which swap is to be performed.
  29
  30     RESULT
  31
  32     BUGS
  33
  34     INTERNALS
  35
  36     HISTORY
  37
  38 *****************************************************************************/
  39 {
  40     struct arosmesa_context * amesa = (struct arosmesa_context *)ctx;
  41
  42     if (amesa->framebuffer->render_resource)
  43     {
  44         /* Flush rendering cache before blitting */
  45         amesa->st->flush(amesa->st, ST_FLUSH_FRONT, NULL);
  46
  47         BltPipeResourceRastPort(amesa->framebuffer->render_resource, 0, 0,
  48             amesa->visible_rp, amesa->left, amesa->top,
  49             amesa->framebuffer->width, amesa->framebuffer->height);
  50     }
  51
  52     AROSMesaCheckAndUpdateBufferSize(amesa);
  53 }