1 /*
2 * Copyright 2012 Red Hat Inc.
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 shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Ben Skeggs
23 *
24 */
25
26 #include "util/u_inlines.h"
27 #include "nv30/nv30_context.h"
28 #include "nv30/nv30_winsys.h"
29
30 void
nv40_verttex_validate(struct nv30_context * nv30)31 nv40_verttex_validate(struct nv30_context *nv30)
32 {
33 struct nouveau_pushbuf *push = nv30->base.pushbuf;
34 unsigned dirty = nv30->vertprog.dirty_samplers;
35
36 while (dirty) {
37 unsigned unit = ffs(dirty) - 1;
38 struct nv30_sampler_view *sv = (void *)nv30->fragprog.textures[unit];
39 struct nv30_sampler_state *ss = nv30->fragprog.samplers[unit];
40
41 if (ss && sv) {
42 } else {
43 BEGIN_NV04(push, NV40_3D(VTXTEX_ENABLE(unit)), 1);
44 PUSH_DATA (push, 0);
45 }
46 dirty &= ~(1 << unit);
47 }
48
49 nv30->vertprog.dirty_samplers = 0;
50 }
51
52 void
nv40_verttex_sampler_states_bind(struct pipe_context * pipe,unsigned nr,void ** hwcso)53 nv40_verttex_sampler_states_bind(struct pipe_context *pipe,
54 unsigned nr, void **hwcso)
55 {
56 struct nv30_context *nv30 = nv30_context(pipe);
57 unsigned i;
58
59 for (i = 0; i < nr; i++) {
60 nv30->vertprog.samplers[i] = hwcso[i];
61 nv30->vertprog.dirty_samplers |= (1 << i);
62 }
63
64 for (; i < nv30->vertprog.num_samplers; i++) {
65 nv30->vertprog.samplers[i] = NULL;
66 nv30->vertprog.dirty_samplers |= (1 << i);
67 }
68
69 nv30->vertprog.num_samplers = nr;
70 nv30->dirty |= NV30_NEW_VERTTEX;
71 }
72
73
74 void
nv40_verttex_set_sampler_views(struct pipe_context * pipe,unsigned nr,bool take_ownership,struct pipe_sampler_view ** views)75 nv40_verttex_set_sampler_views(struct pipe_context *pipe, unsigned nr,
76 bool take_ownership,
77 struct pipe_sampler_view **views)
78 {
79 struct nv30_context *nv30 = nv30_context(pipe);
80 unsigned i;
81
82 for (i = 0; i < nr; i++) {
83 nouveau_bufctx_reset(nv30->bufctx, BUFCTX_VERTTEX(i));
84 if (take_ownership) {
85 pipe_sampler_view_reference(&nv30->vertprog.textures[i], NULL);
86 nv30->vertprog.textures[i] = views[i];
87 } else {
88 pipe_sampler_view_reference(&nv30->vertprog.textures[i], views[i]);
89 }
90 nv30->vertprog.dirty_samplers |= (1 << i);
91 }
92
93 for (; i < nv30->vertprog.num_textures; i++) {
94 nouveau_bufctx_reset(nv30->bufctx, BUFCTX_VERTTEX(i));
95 pipe_sampler_view_reference(&nv30->vertprog.textures[i], NULL);
96 nv30->vertprog.dirty_samplers |= (1 << i);
97 }
98
99 nv30->vertprog.num_textures = nr;
100 nv30->dirty |= NV30_NEW_VERTTEX;
101 }
102
103 void
nv40_verttex_init(struct pipe_context * pipe)104 nv40_verttex_init(struct pipe_context *pipe)
105 {
106 /* nothing */
107 }
108