1 /*
2 * Copyright 2018 Collabora Ltd.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23
24 #ifndef ZINK_FRAMEBUFFER_H
25 #define ZINK_FRAMEBUFFER_H
26
27 #include "pipe/p_state.h"
28 #include <vulkan/vulkan.h>
29
30 #include "util/hash_table.h"
31 #include "util/u_inlines.h"
32
33 struct zink_context;
34 struct zink_screen;
35 struct zink_render_pass;
36
37 struct zink_framebuffer_state {
38 uint32_t width;
39 uint16_t height;
40 uint32_t layers:6;
41 uint32_t samples:6;
42 uint32_t num_attachments:4;
43 struct zink_surface_info infos[PIPE_MAX_COLOR_BUFS + 1];
44 };
45
46 struct zink_framebuffer {
47 struct pipe_reference reference;
48
49 /* current objects */
50 VkFramebuffer fb;
51 struct zink_render_pass *rp;
52
53 struct zink_framebuffer_state state;
54 VkFramebufferAttachmentImageInfo infos[PIPE_MAX_COLOR_BUFS + 1];
55 struct hash_table objects;
56 };
57
58 void
59 zink_init_framebuffer(struct zink_screen *screen, struct zink_framebuffer *fb, struct zink_render_pass *rp);
60
61 void
62 zink_destroy_framebuffer(struct zink_screen *screen,
63 struct zink_framebuffer *fbuf);
64
65 void
66 debug_describe_zink_framebuffer(char* buf, const struct zink_framebuffer *ptr);
67
68 static inline bool
zink_framebuffer_reference(struct zink_screen * screen,struct zink_framebuffer ** dst,struct zink_framebuffer * src)69 zink_framebuffer_reference(struct zink_screen *screen,
70 struct zink_framebuffer **dst,
71 struct zink_framebuffer *src)
72 {
73 struct zink_framebuffer *old_dst = *dst;
74 bool ret = false;
75
76 if (pipe_reference_described(&old_dst->reference, src ? &src->reference : NULL,
77 (debug_reference_descriptor)debug_describe_zink_framebuffer)) {
78 zink_destroy_framebuffer(screen, old_dst);
79 ret = true;
80 }
81 *dst = src;
82 return ret;
83 }
84
85 struct zink_framebuffer *
86 zink_get_framebuffer(struct zink_context *ctx);
87
88 void
89 zink_update_framebuffer_state(struct zink_context *ctx);
90 unsigned
91 zink_framebuffer_get_num_layers(const struct pipe_framebuffer_state *fb);
92 #endif
93