src/gallium/winsys/xlib/xlib_trace.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 Tungsten Graphics, Inc., Bismarck, ND., USA
   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 SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
  18  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  19  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  20  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * The above copyright notice and this permission notice (including the
  23  * next paragraph) shall be included in all copies or substantial portions
  24  * of the Software.
  25  *
  26  *
  27  **************************************************************************/
  28
  29 /*
  30  * Authors:
  31  *   Keith Whitwell
  32  *   Brian Paul
  33  */
  34
  35
  36 #include "xlib.h"
  37
  38 #include "trace/tr_screen.h"
  39 #include "trace/tr_context.h"
  40
  41 #include "pipe/p_screen.h"
  42
  43
  44
  45 static struct pipe_screen *
  46 xlib_create_trace_screen( void )
  47 {
  48    struct pipe_screen *screen, *trace_screen;
  49
  50    screen = xlib_softpipe_driver.create_pipe_screen();
  51    if (screen == NULL)
  52       goto fail;
  53
  54    /* Wrap it:
  55     */
  56    trace_screen = trace_screen_create(screen);
  57    if (trace_screen == NULL)
  58       goto fail;
  59
  60    return trace_screen;
  61
  62 fail:
  63    if (screen)
  64       screen->destroy( screen );
  65    return NULL;
  66 }
  67
  68 static struct pipe_context *
  69 xlib_create_trace_context( struct pipe_screen *screen,
  70                            void *priv )
  71 {
  72    struct pipe_context *pipe, *trace_pipe;
  73
  74    pipe = xlib_softpipe_driver.create_pipe_context( screen, priv );
  75    if (pipe == NULL)
  76       goto fail;
  77
  78    /* Wrap it:
  79     */
  80    trace_pipe = trace_context_create(screen, pipe);
  81    if (trace_pipe == NULL)
  82       goto fail;
  83
  84    trace_pipe->priv = priv;
  85
  86    return trace_pipe;
  87
  88 fail:
  89    return NULL;
  90 }
  91
  92 static void
  93 xlib_trace_display_surface( struct xmesa_buffer *buffer,
  94                             struct pipe_surface *surf )
  95 {
  96    /* ??
  97     */
  98    xlib_softpipe_driver.display_surface( buffer, surf );
  99 }
 100
 101
 102 struct xm_driver xlib_trace_driver =
 103 {
 104    .create_pipe_screen = xlib_create_trace_screen,
 105    .create_pipe_context = xlib_create_trace_context,
 106    .display_surface = xlib_trace_display_surface,
 107 };