1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
#include "util/u_format.h"
#include "nv40_context.h"
#define _(m,tf,ts0x,ts0y,ts0z,ts0w,ts1x,ts1y,ts1z,ts1w,sx,sy,sz,sw) \
{ \
TRUE, \
PIPE_FORMAT_##m, \
NV40TCL_TEX_FORMAT_FORMAT_##tf, \
(NV34TCL_TX_SWIZZLE_S0_X_##ts0x | NV34TCL_TX_SWIZZLE_S0_Y_##ts0y | \
NV34TCL_TX_SWIZZLE_S0_Z_##ts0z | NV34TCL_TX_SWIZZLE_S0_W_##ts0w | \
NV34TCL_TX_SWIZZLE_S1_X_##ts1x | NV34TCL_TX_SWIZZLE_S1_Y_##ts1y | \
NV34TCL_TX_SWIZZLE_S1_Z_##ts1z | NV34TCL_TX_SWIZZLE_S1_W_##ts1w), \
((NV34TCL_TX_FILTER_SIGNED_RED*sx) | (NV34TCL_TX_FILTER_SIGNED_GREEN*sy) | \
(NV34TCL_TX_FILTER_SIGNED_BLUE*sz) | (NV34TCL_TX_FILTER_SIGNED_ALPHA*sw)) \
}
struct nv40_texture_format {
boolean defined;
uint pipe;
int format;
int swizzle;
int sign;
};
static struct nv40_texture_format
nv40_texture_formats[] = {
_(B8G8R8X8_UNORM, A8R8G8B8, S1, S1, S1, ONE, X, Y, Z, W, 0, 0, 0, 0),
_(B8G8R8A8_UNORM, A8R8G8B8, S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
_(B5G5R5A1_UNORM, A1R5G5B5, S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
_(B4G4R4A4_UNORM, A4R4G4B4, S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
_(B5G6R5_UNORM , R5G6B5 , S1, S1, S1, ONE, X, Y, Z, W, 0, 0, 0, 0),
_(L8_UNORM , L8 , S1, S1, S1, ONE, X, X, X, X, 0, 0, 0, 0),
_(A8_UNORM , L8 , ZERO, ZERO, ZERO, S1, X, X, X, X, 0, 0, 0, 0),
_(R16_SNORM , A16 , ZERO, ZERO, S1, ONE, X, X, X, Y, 1, 1, 1, 1),
_(I8_UNORM , L8 , S1, S1, S1, S1, X, X, X, X, 0, 0, 0, 0),
_(L8A8_UNORM , A8L8 , S1, S1, S1, S1, X, X, X, Y, 0, 0, 0, 0),
_(Z16_UNORM , Z16 , S1, S1, S1, ONE, X, X, X, X, 0, 0, 0, 0),
_(S8Z24_UNORM , Z24 , S1, S1, S1, ONE, X, X, X, X, 0, 0, 0, 0),
_(DXT1_RGB , DXT1 , S1, S1, S1, ONE, X, Y, Z, W, 0, 0, 0, 0),
_(DXT1_RGBA , DXT1 , S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
_(DXT3_RGBA , DXT3 , S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
_(DXT5_RGBA , DXT5 , S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
{},
};
static struct nv40_texture_format *
nv40_fragtex_format(uint pipe_format)
{
struct nv40_texture_format *tf = nv40_texture_formats;
while (tf->defined) {
if (tf->pipe == pipe_format)
return tf;
tf++;
}
NOUVEAU_ERR("unknown texture format %s\n", util_format_name(pipe_format));
return NULL;
}
static struct nouveau_stateobj *
nv40_fragtex_build(struct nvfx_context *nvfx, int unit)
{
struct nvfx_sampler_state *ps = nvfx->tex_sampler[unit];
struct nvfx_miptree *nv40mt = nvfx->tex_miptree[unit];
struct nouveau_bo *bo = nouveau_bo(nv40mt->buffer);
struct pipe_texture *pt = &nv40mt->base;
struct nv40_texture_format *tf;
struct nouveau_stateobj *so;
uint32_t txf, txs, txp;
unsigned tex_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD;
tf = nv40_fragtex_format(pt->format);
if (!tf)
assert(0);
txf = ps->fmt;
txf |= tf->format | 0x8000;
txf |= ((pt->last_level + 1) << NV40TCL_TEX_FORMAT_MIPMAP_COUNT_SHIFT);
if (1) /* XXX */
txf |= NV34TCL_TX_FORMAT_NO_BORDER;
switch (pt->target) {
case PIPE_TEXTURE_CUBE:
txf |= NV34TCL_TX_FORMAT_CUBIC;
/* fall-through */
case PIPE_TEXTURE_2D:
txf |= NV34TCL_TX_FORMAT_DIMS_2D;
break;
case PIPE_TEXTURE_3D:
txf |= NV34TCL_TX_FORMAT_DIMS_3D;
break;
case PIPE_TEXTURE_1D:
txf |= NV34TCL_TX_FORMAT_DIMS_1D;
break;
default:
NOUVEAU_ERR("Unknown target %d\n", pt->target);
return NULL;
}
if (!(pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR)) {
txp = 0;
} else {
txp = nv40mt->level[0].pitch;
txf |= NV40TCL_TEX_FORMAT_LINEAR;
}
txs = tf->swizzle;
so = so_new(2, 9, 2);
so_method(so, nvfx->screen->eng3d, NV34TCL_TX_OFFSET(unit), 8);
so_reloc (so, bo, 0, tex_flags | NOUVEAU_BO_LOW, 0, 0);
so_reloc (so, bo, txf, tex_flags | NOUVEAU_BO_OR,
NV34TCL_TX_FORMAT_DMA0, NV34TCL_TX_FORMAT_DMA1);
so_data (so, ps->wrap);
so_data (so, NV40TCL_TEX_ENABLE_ENABLE | ps->en);
so_data (so, txs);
so_data (so, ps->filt | tf->sign | 0x2000 /*voodoo*/);
so_data (so, (pt->width0 << NV34TCL_TX_NPOT_SIZE_W_SHIFT) |
pt->height0);
so_data (so, ps->bcol);
so_method(so, nvfx->screen->eng3d, NV40TCL_TEX_SIZE1(unit), 1);
so_data (so, (pt->depth0 << NV40TCL_TEX_SIZE1_DEPTH_SHIFT) | txp);
return so;
}
static boolean
nv40_fragtex_validate(struct nvfx_context *nvfx)
{
struct nvfx_fragment_program *fp = nvfx->fragprog;
struct nvfx_state *state = &nvfx->state;
struct nouveau_stateobj *so;
unsigned samplers, unit;
samplers = state->fp_samplers & ~fp->samplers;
while (samplers) {
unit = ffs(samplers) - 1;
samplers &= ~(1 << unit);
so = so_new(1, 1, 0);
so_method(so, nvfx->screen->eng3d, NV34TCL_TX_ENABLE(unit), 1);
so_data (so, 0);
so_ref(so, &nvfx->state.hw[NVFX_STATE_FRAGTEX0 + unit]);
state->dirty |= (1ULL << (NVFX_STATE_FRAGTEX0 + unit));
}
samplers = nvfx->dirty_samplers & fp->samplers;
while (samplers) {
unit = ffs(samplers) - 1;
samplers &= ~(1 << unit);
so = nv40_fragtex_build(nvfx, unit);
so_ref(so, &nvfx->state.hw[NVFX_STATE_FRAGTEX0 + unit]);
so_ref(NULL, &so);
state->dirty |= (1ULL << (NVFX_STATE_FRAGTEX0 + unit));
}
nvfx->state.fp_samplers = fp->samplers;
return FALSE;
}
struct nvfx_state_entry nv40_state_fragtex = {
.validate = nv40_fragtex_validate,
.dirty = {
.pipe = NVFX_NEW_SAMPLER | NVFX_NEW_FRAGPROG,
.hw = 0
}
};
|
