1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
4 * Copyright (C) 2013 Rob Clark <robclark@freedesktop.org>
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:
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
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
26 * Rob Clark <robclark@freedesktop.org>
29 #ifndef FD3_CONTEXT_H_
30 #define FD3_CONTEXT_H_
32 #include "util/u_upload_mgr.h"
34 #include "freedreno_drmif.h"
36 #include "freedreno_context.h"
38 #include "ir3_shader.h"
42 struct fd_context base
;
44 /* Keep track of writes to RB_RENDER_CONTROL which need to be patched
45 * once we know whether or not to use GMEM, and GMEM tile pitch.
47 struct util_dynarray rbrc_patches
;
49 struct fd_bo
*vs_pvt_mem
, *fs_pvt_mem
;
51 /* This only needs to be 4 * num_of_pipes bytes (ie. 32 bytes). We
52 * could combine it with another allocation.
54 struct fd_bo
*vsc_size_mem
;
56 /* vertex buf used for clear/gmem->mem vertices, and mem->gmem
59 struct pipe_resource
*solid_vbuf
;
61 /* vertex buf used for mem->gmem tex coords:
63 struct pipe_resource
*blit_texcoord_vbuf
;
65 /* vertex state for solid_vbuf:
66 * - solid_vbuf / 12 / R32G32B32_FLOAT
68 struct fd_vertex_state solid_vbuf_state
;
70 /* vertex state for blit_prog:
71 * - blit_texcoord_vbuf / 8 / R32G32_FLOAT
72 * - solid_vbuf / 12 / R32G32B32_FLOAT
74 struct fd_vertex_state blit_vbuf_state
;
78 * Border color layout *appears* to be as arrays of 0x40 byte
79 * elements, with frag shader elements starting at (16 x 0x40).
80 * But at some point I should probably experiment more with
81 * samplers in vertex shaders to be sure. Unclear about why
82 * there is this offset when there are separate VS and FS base
85 * The first 8 bytes of each entry are the requested border
86 * color in fp16. Unclear about the rest.. could be used for
87 * other formats, or could simply be for aligning the pitch
90 #define BORDERCOLOR_SIZE 0x40
92 struct u_upload_mgr
*border_color_uploader
;
93 struct pipe_resource
*border_color_buf
;
95 /* if *any* of bits are set in {v,f}saturate_{s,t,r} */
96 bool vsaturate
, fsaturate
;
98 /* bitmask of sampler which needs coords clamped for vertex
101 unsigned vsaturate_s
, vsaturate_t
, vsaturate_r
;
103 /* bitmask of sampler which needs coords clamped for frag
106 unsigned fsaturate_s
, fsaturate_t
, fsaturate_r
;
108 /* some state changes require a different shader variant. Keep
109 * track of this so we know when we need to re-emit shader state
110 * due to variant change. See fixup_shader_state()
112 struct ir3_shader_key last_key
;
115 static INLINE
struct fd3_context
*
116 fd3_context(struct fd_context
*ctx
)
118 return (struct fd3_context
*)ctx
;
121 struct pipe_context
*
122 fd3_context_create(struct pipe_screen
*pscreen
, void *priv
);
124 #endif /* FD3_CONTEXT_H_ */