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
174
175
176
177
178
179
180
181
|
/*
* Copyright (C) 2009 Francisco Jerez.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "nouveau_driver.h"
#include "nouveau_context.h"
#include "nouveau_gldefs.h"
#include "nouveau_texture.h"
#include "nouveau_class.h"
#include "nouveau_util.h"
#include "nv10_driver.h"
void
nv10_emit_tex_gen(GLcontext *ctx, int emit)
{
}
static uint32_t
get_tex_format_pot(struct gl_texture_image *ti)
{
switch (ti->TexFormat) {
case MESA_FORMAT_ARGB8888:
return NV10TCL_TX_FORMAT_FORMAT_A8R8G8B8;
case MESA_FORMAT_XRGB8888:
return NV10TCL_TX_FORMAT_FORMAT_X8R8G8B8;
case MESA_FORMAT_ARGB1555:
return NV10TCL_TX_FORMAT_FORMAT_A1R5G5B5;
case MESA_FORMAT_ARGB4444:
return NV10TCL_TX_FORMAT_FORMAT_A4R4G4B4;
case MESA_FORMAT_RGB565:
return NV10TCL_TX_FORMAT_FORMAT_R5G6B5;
case MESA_FORMAT_A8:
case MESA_FORMAT_I8:
return NV10TCL_TX_FORMAT_FORMAT_A8;
case MESA_FORMAT_L8:
return NV10TCL_TX_FORMAT_FORMAT_L8;
case MESA_FORMAT_CI8:
return NV10TCL_TX_FORMAT_FORMAT_INDEX8;
default:
assert(0);
}
}
static uint32_t
get_tex_format_rect(struct gl_texture_image *ti)
{
switch (ti->TexFormat) {
case MESA_FORMAT_ARGB1555:
return NV10TCL_TX_FORMAT_FORMAT_A1R5G5B5_RECT;
case MESA_FORMAT_RGB565:
return NV10TCL_TX_FORMAT_FORMAT_R5G6B5_RECT;
case MESA_FORMAT_ARGB8888:
case MESA_FORMAT_XRGB8888:
return NV10TCL_TX_FORMAT_FORMAT_A8R8G8B8_RECT;
case MESA_FORMAT_A8:
case MESA_FORMAT_L8:
case MESA_FORMAT_I8:
return NV10TCL_TX_FORMAT_FORMAT_A8_RECT;
default:
assert(0);
}
}
void
nv10_emit_tex_obj(GLcontext *ctx, int emit)
{
const int i = emit - NOUVEAU_STATE_TEX_OBJ0;
struct nouveau_channel *chan = context_chan(ctx);
struct nouveau_grobj *celsius = context_eng3d(ctx);
struct nouveau_bo_context *bctx = context_bctx_i(ctx, TEXTURE, i);
const int bo_flags = NOUVEAU_BO_RD | NOUVEAU_BO_GART | NOUVEAU_BO_VRAM;
struct gl_texture_object *t;
struct nouveau_surface *s;
struct gl_texture_image *ti;
uint32_t tx_format, tx_filter, tx_enable;
if (!ctx->Texture.Unit[i]._ReallyEnabled) {
BEGIN_RING(chan, celsius, NV10TCL_TX_ENABLE(i), 1);
OUT_RING(chan, 0);
return;
}
t = ctx->Texture.Unit[i]._Current;
s = &to_nouveau_texture(t)->surfaces[t->BaseLevel];
ti = t->Image[0][t->BaseLevel];
if (!nouveau_texture_validate(ctx, t))
return;
/* Recompute the texturing registers. */
tx_format = nvgl_wrap_mode(t->WrapT) << 28
| nvgl_wrap_mode(t->WrapS) << 24
| ti->HeightLog2 << 20
| ti->WidthLog2 << 16
| 5 << 4 | 1 << 12;
tx_filter = nvgl_filter_mode(t->MagFilter) << 28
| nvgl_filter_mode(t->MinFilter) << 24;
tx_enable = NV10TCL_TX_ENABLE_ENABLE
| log2i(t->MaxAnisotropy) << 4;
if (t->Target == GL_TEXTURE_RECTANGLE) {
BEGIN_RING(chan, celsius, NV10TCL_TX_NPOT_PITCH(i), 1);
OUT_RING(chan, s->pitch << 16);
BEGIN_RING(chan, celsius, NV10TCL_TX_NPOT_SIZE(i), 1);
OUT_RING(chan, align(s->width, 2) << 16 | s->height);
tx_format |= get_tex_format_rect(ti);
} else {
tx_format |= get_tex_format_pot(ti);
}
if (t->MinFilter != GL_NEAREST &&
t->MinFilter != GL_LINEAR) {
int lod_min = t->MinLod;
int lod_max = MIN2(t->MaxLod, t->_MaxLambda);
int lod_bias = t->LodBias
+ ctx->Texture.Unit[i].LodBias;
lod_max = CLAMP(lod_max, 0, 15);
lod_min = CLAMP(lod_min, 0, 15);
lod_bias = CLAMP(lod_bias, 0, 15);
tx_format |= NV10TCL_TX_FORMAT_MIPMAP;
tx_filter |= lod_bias << 8;
tx_enable |= lod_min << 26
| lod_max << 14;
}
/* Write it to the hardware. */
nouveau_bo_mark(bctx, celsius, NV10TCL_TX_FORMAT(i),
s->bo, tx_format, 0,
NV10TCL_TX_FORMAT_DMA0,
NV10TCL_TX_FORMAT_DMA1,
bo_flags | NOUVEAU_BO_OR);
nouveau_bo_markl(bctx, celsius, NV10TCL_TX_OFFSET(i),
s->bo, 0, bo_flags);
BEGIN_RING(chan, celsius, NV10TCL_TX_FILTER(i), 1);
OUT_RING(chan, tx_filter);
BEGIN_RING(chan, celsius, NV10TCL_TX_ENABLE(i), 1);
OUT_RING(chan, tx_enable);
}
|