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
29void
30nv40_verttex_validate(struct nv30_context *nv30)
31{
32   struct nouveau_pushbuf *push = nv30->base.pushbuf;
33   unsigned dirty = nv30->vertprog.dirty_samplers;
34
35   while (dirty) {
36      unsigned unit = ffs(dirty) - 1;
37      struct nv30_sampler_view *sv = (void *)nv30->fragprog.textures[unit];
38      struct nv30_sampler_state *ss = nv30->fragprog.samplers[unit];
39
40      if (ss && sv) {
41      } else {
42         BEGIN_NV04(push, NV40_3D(VTXTEX_ENABLE(unit)), 1);
43         PUSH_DATA (push, 0);
44      }
45      dirty &= ~(1 << unit);
46   }
47
48   nv30->vertprog.dirty_samplers = 0;
49}
50
51void
52nv40_verttex_sampler_states_bind(struct pipe_context *pipe,
53                                 unsigned nr, void **hwcso)
54{
55   struct nv30_context *nv30 = nv30_context(pipe);
56   unsigned i;
57
58   for (i = 0; i < nr; i++) {
59      nv30->vertprog.samplers[i] = hwcso[i];
60      nv30->vertprog.dirty_samplers |= (1 << i);
61   }
62
63   for (; i < nv30->vertprog.num_samplers; i++) {
64      nv30->vertprog.samplers[i] = NULL;
65      nv30->vertprog.dirty_samplers |= (1 << i);
66   }
67
68   nv30->vertprog.num_samplers = nr;
69   nv30->dirty |= NV30_NEW_VERTTEX;
70}
71
72
73void
74nv40_verttex_set_sampler_views(struct pipe_context *pipe, unsigned nr,
75                               bool take_ownership,
76                               struct pipe_sampler_view **views)
77{
78   struct nv30_context *nv30 = nv30_context(pipe);
79   unsigned i;
80
81   for (i = 0; i < nr; i++) {
82      nouveau_bufctx_reset(nv30->bufctx, BUFCTX_VERTTEX(i));
83      if (take_ownership) {
84         pipe_sampler_view_reference(&nv30->vertprog.textures[i], NULL);
85         nv30->vertprog.textures[i] = views[i];
86      } else {
87         pipe_sampler_view_reference(&nv30->vertprog.textures[i], views[i]);
88      }
89      nv30->vertprog.dirty_samplers |= (1 << i);
90   }
91
92   for (; i < nv30->vertprog.num_textures; i++) {
93      nouveau_bufctx_reset(nv30->bufctx, BUFCTX_VERTTEX(i));
94      pipe_sampler_view_reference(&nv30->vertprog.textures[i], NULL);
95      nv30->vertprog.dirty_samplers |= (1 << i);
96   }
97
98   nv30->vertprog.num_textures = nr;
99   nv30->dirty |= NV30_NEW_VERTTEX;
100}
101
102void
103nv40_verttex_init(struct pipe_context *pipe)
104{
105   /* nothing */
106}
107