Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
5564 | serge | 1 | /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ |
2 | |||
3 | /* |
||
4 | * Copyright (C) 2013 Rob Clark |
||
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 |
||
27 | */ |
||
28 | |||
29 | |||
30 | #include "pipe/p_state.h" |
||
31 | #include "util/u_string.h" |
||
32 | #include "util/u_memory.h" |
||
33 | |||
34 | #include "fd3_zsa.h" |
||
35 | #include "fd3_context.h" |
||
36 | #include "fd3_format.h" |
||
37 | |||
38 | void * |
||
39 | fd3_zsa_state_create(struct pipe_context *pctx, |
||
40 | const struct pipe_depth_stencil_alpha_state *cso) |
||
41 | { |
||
42 | struct fd3_zsa_stateobj *so; |
||
43 | |||
44 | so = CALLOC_STRUCT(fd3_zsa_stateobj); |
||
45 | if (!so) |
||
46 | return NULL; |
||
47 | |||
48 | so->base = *cso; |
||
49 | |||
50 | so->rb_depth_control |= |
||
51 | A3XX_RB_DEPTH_CONTROL_ZFUNC(cso->depth.func); /* maps 1:1 */ |
||
52 | |||
53 | if (cso->depth.enabled) |
||
54 | so->rb_depth_control |= |
||
55 | A3XX_RB_DEPTH_CONTROL_Z_ENABLE | |
||
56 | A3XX_RB_DEPTH_CONTROL_Z_TEST_ENABLE; |
||
57 | |||
58 | if (cso->depth.writemask) |
||
59 | so->rb_depth_control |= A3XX_RB_DEPTH_CONTROL_Z_WRITE_ENABLE; |
||
60 | |||
61 | if (cso->stencil[0].enabled) { |
||
62 | const struct pipe_stencil_state *s = &cso->stencil[0]; |
||
63 | |||
64 | so->rb_stencil_control |= |
||
65 | A3XX_RB_STENCIL_CONTROL_STENCIL_READ | |
||
66 | A3XX_RB_STENCIL_CONTROL_STENCIL_ENABLE | |
||
67 | A3XX_RB_STENCIL_CONTROL_FUNC(s->func) | /* maps 1:1 */ |
||
68 | A3XX_RB_STENCIL_CONTROL_FAIL(fd_stencil_op(s->fail_op)) | |
||
69 | A3XX_RB_STENCIL_CONTROL_ZPASS(fd_stencil_op(s->zpass_op)) | |
||
70 | A3XX_RB_STENCIL_CONTROL_ZFAIL(fd_stencil_op(s->zfail_op)); |
||
71 | so->rb_stencilrefmask |= |
||
72 | 0xff000000 | /* ??? */ |
||
73 | A3XX_RB_STENCILREFMASK_STENCILWRITEMASK(s->writemask) | |
||
74 | A3XX_RB_STENCILREFMASK_STENCILMASK(s->valuemask); |
||
75 | |||
76 | if (cso->stencil[1].enabled) { |
||
77 | const struct pipe_stencil_state *bs = &cso->stencil[1]; |
||
78 | |||
79 | so->rb_stencil_control |= |
||
80 | A3XX_RB_STENCIL_CONTROL_STENCIL_ENABLE_BF | |
||
81 | A3XX_RB_STENCIL_CONTROL_FUNC_BF(bs->func) | /* maps 1:1 */ |
||
82 | A3XX_RB_STENCIL_CONTROL_FAIL_BF(fd_stencil_op(bs->fail_op)) | |
||
83 | A3XX_RB_STENCIL_CONTROL_ZPASS_BF(fd_stencil_op(bs->zpass_op)) | |
||
84 | A3XX_RB_STENCIL_CONTROL_ZFAIL_BF(fd_stencil_op(bs->zfail_op)); |
||
85 | so->rb_stencilrefmask_bf |= |
||
86 | 0xff000000 | /* ??? */ |
||
87 | A3XX_RB_STENCILREFMASK_STENCILWRITEMASK(bs->writemask) | |
||
88 | A3XX_RB_STENCILREFMASK_STENCILMASK(bs->valuemask); |
||
89 | } |
||
90 | } |
||
91 | |||
92 | if (cso->alpha.enabled) { |
||
93 | so->rb_render_control = |
||
94 | A3XX_RB_RENDER_CONTROL_ALPHA_TEST | |
||
95 | A3XX_RB_RENDER_CONTROL_ALPHA_TEST_FUNC(cso->alpha.func); |
||
96 | so->rb_alpha_ref = |
||
97 | A3XX_RB_ALPHA_REF_UINT(cso->alpha.ref_value * 255.0) | |
||
98 | A3XX_RB_ALPHA_REF_FLOAT(cso->alpha.ref_value); |
||
99 | so->rb_depth_control |= |
||
100 | A3XX_RB_DEPTH_CONTROL_EARLY_Z_DISABLE; |
||
101 | } |
||
102 | |||
103 | return so; |
||
104 | } |