src/gallium/drivers/softpipe/sp_flush.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 /* Author:
  29  *    Keith Whitwell <keith@tungstengraphics.com>
  30  */
  31
  32
  33 #include "pipe/p_defines.h"
  34 #include "draw/draw_context.h"
  35 #include "sp_flush.h"
  36 #include "sp_context.h"
  37 #include "sp_surface.h"
  38 #include "sp_state.h"
  39 #include "sp_tile_cache.h"
  40 #include "sp_winsys.h"
  41
  42
  43 void
  44 softpipe_flush( struct pipe_context *pipe,
  45                 unsigned flags,
  46                 struct pipe_fence_handle **fence )
  47 {
  48    struct softpipe_context *softpipe = softpipe_context(pipe);
  49    uint i;
  50
  51    draw_flush(softpipe->draw);
  52
  53    if (flags & PIPE_FLUSH_TEXTURE_CACHE) {
  54       for (i = 0; i < softpipe->num_textures; i++) {
  55          sp_flush_tile_cache(softpipe, softpipe->tex_cache[i]);
  56       }
  57    }
  58
  59    if (flags & PIPE_FLUSH_RENDER_CACHE) {
  60       for (i = 0; i < softpipe->framebuffer.num_cbufs; i++)
  61          if (softpipe->cbuf_cache[i])
  62             sp_flush_tile_cache(softpipe, softpipe->cbuf_cache[i]);
  63
  64       if (softpipe->zsbuf_cache)
  65          sp_flush_tile_cache(softpipe, softpipe->zsbuf_cache);
  66
  67       /* Need this call for hardware buffers before swapbuffers.
  68        *
  69        * there should probably be another/different flush-type function
  70        * that's called before swapbuffers because we don't always want
  71        * to unmap surfaces when flushing.
  72        */
  73       softpipe_unmap_surfaces(softpipe);
  74    }
  75
  76    /* Enable to dump BMPs of the color/depth buffers each frame */
  77 #if 0
  78    if(flags & PIPE_FLUSH_FRAME) {
  79       static unsigned frame_no = 1;
  80       static char filename[256];
  81       util_snprintf(filename, sizeof(filename), "cbuf_%u.bmp", frame_no);
  82       debug_dump_surface_bmp(filename, softpipe->framebuffer.cbufs[0]);
  83       util_snprintf(filename, sizeof(filename), "zsbuf_%u.bmp", frame_no);
  84       debug_dump_surface_bmp(filename, softpipe->framebuffer.zsbuf);
  85       ++frame_no;
  86    }
  87 #endif
  88
  89    if (fence)
  90       *fence = NULL;
  91 }
  92