1/**************************************************************************
2 *
3 * Copyright 2008 VMware, Inc.
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 VMWARE 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#include "util/u_inlines.h"
29#include "util/u_hash_table.h"
30#include "util/u_memory.h"
31#include "util/simple_list.h"
32
33#include "tr_screen.h"
34#include "tr_context.h"
35#include "tr_texture.h"
36
37
38struct pipe_surface *
39trace_surf_create(struct trace_context *tr_ctx,
40                  struct pipe_resource *res,
41                  struct pipe_surface *surface)
42{
43   struct trace_surface *tr_surf;
44
45   if (!surface)
46      goto error;
47
48   assert(surface->texture == res);
49
50   tr_surf = CALLOC_STRUCT(trace_surface);
51   if (!tr_surf)
52      goto error;
53
54   memcpy(&tr_surf->base, surface, sizeof(struct pipe_surface));
55   tr_surf->base.context = &tr_ctx->base;
56
57   pipe_reference_init(&tr_surf->base.reference, 1);
58   tr_surf->base.texture = NULL;
59   pipe_resource_reference(&tr_surf->base.texture, res);
60   tr_surf->surface = surface;
61
62   return &tr_surf->base;
63
64error:
65   pipe_surface_reference(&surface, NULL);
66   return NULL;
67}
68
69
70void
71trace_surf_destroy(struct trace_surface *tr_surf)
72{
73   pipe_resource_reference(&tr_surf->base.texture, NULL);
74   pipe_surface_reference(&tr_surf->surface, NULL);
75   FREE(tr_surf);
76}
77
78
79struct pipe_transfer *
80trace_transfer_create(struct trace_context *tr_ctx,
81		      struct pipe_resource *res,
82		      struct pipe_transfer *transfer)
83{
84   struct trace_transfer *tr_trans;
85
86   if (!transfer)
87      goto error;
88
89   tr_trans = CALLOC_STRUCT(trace_transfer);
90   if (!tr_trans)
91      goto error;
92
93   memcpy(&tr_trans->base, transfer, tr_ctx->threaded ? sizeof(struct threaded_transfer) : sizeof(struct pipe_transfer));
94
95   tr_trans->base.b.resource = NULL;
96   tr_trans->transfer = transfer;
97
98   pipe_resource_reference(&tr_trans->base.b.resource, res);
99   assert(tr_trans->base.b.resource == res);
100
101   return &tr_trans->base.b;
102
103error:
104   if (res->target == PIPE_BUFFER)
105      tr_ctx->pipe->buffer_unmap(tr_ctx->pipe, transfer);
106   else
107      tr_ctx->pipe->texture_unmap(tr_ctx->pipe, transfer);
108   return NULL;
109}
110
111
112void
113trace_transfer_destroy(struct trace_context *tr_context,
114                       struct trace_transfer *tr_trans)
115{
116   pipe_resource_reference(&tr_trans->base.b.resource, NULL);
117   FREE(tr_trans);
118}
119
120