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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 
38 struct pipe_surface *
trace_surf_create(struct trace_context * tr_ctx,struct pipe_resource * res,struct pipe_surface * surface)39 trace_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 
64 error:
65    pipe_surface_reference(&surface, NULL);
66    return NULL;
67 }
68 
69 
70 void
trace_surf_destroy(struct trace_surface * tr_surf)71 trace_surf_destroy(struct trace_surface *tr_surf)
72 {
73    trace_context_check(tr_surf->base.context);
74    pipe_resource_reference(&tr_surf->base.texture, NULL);
75    pipe_surface_reference(&tr_surf->surface, NULL);
76    FREE(tr_surf);
77 }
78 
79 
80 struct pipe_transfer *
trace_transfer_create(struct trace_context * tr_ctx,struct pipe_resource * res,struct pipe_transfer * transfer)81 trace_transfer_create(struct trace_context *tr_ctx,
82 		      struct pipe_resource *res,
83 		      struct pipe_transfer *transfer)
84 {
85    struct trace_transfer *tr_trans;
86 
87    if (!transfer)
88       goto error;
89 
90    assert(transfer->resource == res);
91 
92    tr_trans = CALLOC_STRUCT(trace_transfer);
93    if (!tr_trans)
94       goto error;
95 
96    memcpy(&tr_trans->base, transfer, sizeof(struct pipe_transfer));
97 
98    tr_trans->base.resource = NULL;
99    tr_trans->transfer = transfer;
100 
101    pipe_resource_reference(&tr_trans->base.resource, res);
102    assert(tr_trans->base.resource == res);
103 
104    return &tr_trans->base;
105 
106 error:
107    tr_ctx->pipe->transfer_unmap(tr_ctx->pipe, transfer);
108    return NULL;
109 }
110 
111 
112 void
trace_transfer_destroy(struct trace_context * tr_context,struct trace_transfer * tr_trans)113 trace_transfer_destroy(struct trace_context *tr_context,
114                        struct trace_transfer *tr_trans)
115 {
116    pipe_resource_reference(&tr_trans->base.resource, NULL);
117    FREE(tr_trans);
118 }
119 
120