1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
2
3 /*
4 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE.
24 *
25 * Authors:
26 * Rob Clark <robclark@freedesktop.org>
27 */
28
29 #include "freedreno_surface.h"
30 #include "freedreno_resource.h"
31 #include "freedreno_util.h"
32
33 #include "util/u_memory.h"
34 #include "util/u_inlines.h"
35
36 struct pipe_surface *
fd_create_surface(struct pipe_context * pctx,struct pipe_resource * ptex,const struct pipe_surface * surf_tmpl)37 fd_create_surface(struct pipe_context *pctx,
38 struct pipe_resource *ptex,
39 const struct pipe_surface *surf_tmpl)
40 {
41 // struct fd_resource* tex = fd_resource(ptex);
42 struct fd_surface* surface = CALLOC_STRUCT(fd_surface);
43
44 if (!surface)
45 return NULL;
46
47 debug_assert(surf_tmpl->u.tex.first_layer == surf_tmpl->u.tex.last_layer);
48
49 struct pipe_surface *psurf = &surface->base;
50 unsigned level = surf_tmpl->u.tex.level;
51
52 pipe_reference_init(&psurf->reference, 1);
53 pipe_resource_reference(&psurf->texture, ptex);
54
55 psurf->context = pctx;
56 psurf->format = surf_tmpl->format;
57 psurf->width = u_minify(ptex->width0, level);
58 psurf->height = u_minify(ptex->height0, level);
59 psurf->u.tex.level = level;
60 psurf->u.tex.first_layer = surf_tmpl->u.tex.first_layer;
61 psurf->u.tex.last_layer = surf_tmpl->u.tex.last_layer;
62
63 // TODO
64 DBG("TODO: %ux%u", psurf->width, psurf->height);
65
66 return &surface->base;
67 }
68
69 void
fd_surface_destroy(struct pipe_context * pctx,struct pipe_surface * psurf)70 fd_surface_destroy(struct pipe_context *pctx, struct pipe_surface *psurf)
71 {
72 pipe_resource_reference(&psurf->texture, NULL);
73 FREE(psurf);
74 }
75