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