1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
4 * Copyright (C) 2014 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 #include "tgsi/tgsi_text.h"
30 #include "tgsi/tgsi_ureg.h"
32 #include "freedreno_program.h"
33 #include "freedreno_context.h"
36 fd_fp_state_bind(struct pipe_context
*pctx
, void *hwcso
)
38 struct fd_context
*ctx
= fd_context(pctx
);
40 ctx
->prog
.dirty
|= FD_SHADER_DIRTY_FP
;
41 ctx
->dirty
|= FD_DIRTY_PROG
;
45 fd_vp_state_bind(struct pipe_context
*pctx
, void *hwcso
)
47 struct fd_context
*ctx
= fd_context(pctx
);
49 ctx
->prog
.dirty
|= FD_SHADER_DIRTY_VP
;
50 ctx
->dirty
|= FD_DIRTY_PROG
;
53 static const char *solid_fp
=
55 "PROPERTY FS_COLOR0_WRITES_ALL_CBUFS 1 \n"
57 "DCL OUT[0], COLOR \n"
58 " 0: MOV OUT[0], CONST[0] \n"
61 static const char *solid_vp
=
64 "DCL OUT[0], POSITION \n"
65 " 0: MOV OUT[0], IN[0] \n"
68 static const char *blit_vp
=
72 "DCL OUT[0], TEXCOORD[0] \n"
73 "DCL OUT[1], POSITION \n"
74 " 0: MOV OUT[0], IN[0] \n"
75 " 0: MOV OUT[1], IN[1] \n"
78 static void * assemble_tgsi(struct pipe_context
*pctx
,
79 const char *src
, bool frag
)
81 struct tgsi_token toks
[32];
82 struct pipe_shader_state cso
= {
86 tgsi_text_translate(src
, toks
, ARRAY_SIZE(toks
));
89 return pctx
->create_fs_state(pctx
, &cso
);
91 return pctx
->create_vs_state(pctx
, &cso
);
95 fd_prog_blit(struct pipe_context
*pctx
, int rts
, bool depth
)
99 struct ureg_program
*ureg
= ureg_create(TGSI_PROCESSOR_FRAGMENT
);
103 tc
= ureg_DECL_fs_input(
104 ureg
, TGSI_SEMANTIC_GENERIC
, 0, TGSI_INTERPOLATE_PERSPECTIVE
);
105 for (i
= 0; i
< rts
; i
++)
106 ureg_TEX(ureg
, ureg_DECL_output(ureg
, TGSI_SEMANTIC_COLOR
, i
),
107 TGSI_TEXTURE_2D
, tc
, ureg_DECL_sampler(ureg
, i
));
111 ureg_DECL_output(ureg
, TGSI_SEMANTIC_POSITION
, 0),
113 TGSI_TEXTURE_2D
, tc
, ureg_DECL_sampler(ureg
, rts
));
117 return ureg_create_shader_and_destroy(ureg
, pctx
);
121 void fd_prog_init(struct pipe_context
*pctx
)
123 struct fd_context
*ctx
= fd_context(pctx
);
126 pctx
->bind_fs_state
= fd_fp_state_bind
;
127 pctx
->bind_vs_state
= fd_vp_state_bind
;
129 // XXX for now, let a2xx keep it's own hand-rolled shaders
130 // for solid and blit progs:
131 if (ctx
->screen
->gpu_id
< 300)
134 ctx
->solid_prog
.fp
= assemble_tgsi(pctx
, solid_fp
, true);
135 ctx
->solid_prog
.vp
= assemble_tgsi(pctx
, solid_vp
, false);
136 ctx
->blit_prog
[0].vp
= assemble_tgsi(pctx
, blit_vp
, false);
137 ctx
->blit_prog
[0].fp
= fd_prog_blit(pctx
, 1, false);
138 for (i
= 1; i
< ctx
->screen
->max_rts
; i
++) {
139 ctx
->blit_prog
[i
].vp
= ctx
->blit_prog
[0].vp
;
140 ctx
->blit_prog
[i
].fp
= fd_prog_blit(pctx
, i
+ 1, false);
143 ctx
->blit_z
.vp
= ctx
->blit_prog
[0].vp
;
144 ctx
->blit_z
.fp
= fd_prog_blit(pctx
, 0, true);
145 ctx
->blit_zs
.vp
= ctx
->blit_prog
[0].vp
;
146 ctx
->blit_zs
.fp
= fd_prog_blit(pctx
, 1, true);
149 void fd_prog_fini(struct pipe_context
*pctx
)
151 struct fd_context
*ctx
= fd_context(pctx
);
154 pctx
->delete_vs_state(pctx
, ctx
->solid_prog
.vp
);
155 pctx
->delete_fs_state(pctx
, ctx
->solid_prog
.fp
);
156 pctx
->delete_vs_state(pctx
, ctx
->blit_prog
[0].vp
);
157 for (i
= 0; i
< ctx
->screen
->max_rts
; i
++)
158 pctx
->delete_fs_state(pctx
, ctx
->blit_prog
[i
].fp
);
159 pctx
->delete_fs_state(pctx
, ctx
->blit_z
.fp
);
160 pctx
->delete_fs_state(pctx
, ctx
->blit_zs
.fp
);