src/gallium/drivers/svga/svga_resource.c

   1 /**********************************************************
   2  * Copyright 2008-2012 VMware, Inc.  All rights reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person
   5  * obtaining a copy of this software and associated documentation
   6  * files (the "Software"), to deal in the Software without
   7  * restriction, including without limitation the rights to use, copy,
   8  * modify, merge, publish, distribute, sublicense, and/or sell copies
   9  * of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
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  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  **********************************************************/
  25
  26 #include "util/u_debug.h"
  27
  28 #include "svga_resource.h"
  29 #include "svga_resource_buffer.h"
  30 #include "svga_resource_texture.h"
  31 #include "svga_context.h"
  32 #include "svga_screen.h"
  33
  34
  35 static struct pipe_resource *
  36 svga_resource_create(struct pipe_screen *screen,
  37                      const struct pipe_resource *template)
  38 {
  39    if (template->target == PIPE_BUFFER)
  40       return svga_buffer_create(screen, template);
  41    else
  42       return svga_texture_create(screen, template);
  43 }
  44
  45
  46 static struct pipe_resource *
  47 svga_resource_from_handle(struct pipe_screen * screen,
  48                           const struct pipe_resource *template,
  49                           struct winsys_handle *whandle)
  50 {
  51    if (template->target == PIPE_BUFFER)
  52       return NULL;
  53    else
  54       return svga_texture_from_handle(screen, template, whandle);
  55 }
  56
  57
  58 void
  59 svga_init_resource_functions(struct svga_context *svga)
  60 {
  61    svga->pipe.get_transfer = u_get_transfer_vtbl;
  62    svga->pipe.transfer_map = u_transfer_map_vtbl;
  63    svga->pipe.transfer_flush_region = u_transfer_flush_region_vtbl;
  64    svga->pipe.transfer_unmap = u_transfer_unmap_vtbl;
  65    svga->pipe.transfer_destroy = u_transfer_destroy_vtbl;
  66    svga->pipe.transfer_inline_write = u_transfer_inline_write_vtbl;
  67    svga->pipe.redefine_user_buffer = svga_redefine_user_buffer;
  68 }
  69
  70 void
  71 svga_init_screen_resource_functions(struct svga_screen *is)
  72 {
  73    is->screen.resource_create = svga_resource_create;
  74    is->screen.resource_from_handle = svga_resource_from_handle;
  75    is->screen.resource_get_handle = u_resource_get_handle_vtbl;
  76    is->screen.resource_destroy = u_resource_destroy_vtbl;
  77    is->screen.user_buffer_create = svga_user_buffer_create;
  78 }