1 /*
2 * Copyright (C) 2014 Rob Clark <robclark@freedesktop.org>
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * 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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Rob Clark <robclark@freedesktop.org>
25 */
26
27 #ifndef FD4_CONTEXT_H_
28 #define FD4_CONTEXT_H_
29
30 #include "util/u_upload_mgr.h"
31
32 #include "freedreno_context.h"
33
34 #include "ir3/ir3_shader.h"
35
36 struct fd4_context {
37 struct fd_context base;
38
39 struct fd_bo *vs_pvt_mem, *fs_pvt_mem;
40
41 /* This only needs to be 4 * num_of_pipes bytes (ie. 32 bytes). We
42 * could combine it with another allocation.
43 *
44 * (upper area used as scratch bo.. see fd4_query)
45 */
46 struct fd_bo *vsc_size_mem;
47
48 struct u_upload_mgr *border_color_uploader;
49 struct pipe_resource *border_color_buf;
50
51 /* if *any* of bits are set in {v,f}saturate_{s,t,r} */
52 bool vsaturate, fsaturate;
53
54 /* bitmask of sampler which needs coords clamped for vertex
55 * shader:
56 */
57 uint16_t vsaturate_s, vsaturate_t, vsaturate_r;
58
59 /* bitmask of sampler which needs coords clamped for frag
60 * shader:
61 */
62 uint16_t fsaturate_s, fsaturate_t, fsaturate_r;
63
64 /* bitmask of samplers which need astc srgb workaround: */
65 uint16_t vastc_srgb, fastc_srgb;
66
67 /* some state changes require a different shader variant. Keep
68 * track of this so we know when we need to re-emit shader state
69 * due to variant change. See fixup_shader_state()
70 */
71 struct ir3_shader_key last_key;
72 };
73
74 static inline struct fd4_context *
fd4_context(struct fd_context * ctx)75 fd4_context(struct fd_context *ctx)
76 {
77 return (struct fd4_context *)ctx;
78 }
79
80 struct pipe_context *
81 fd4_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags);
82
83 #endif /* FD4_CONTEXT_H_ */
84