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
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
/**************************************************************************
*
* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
* 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, sub license, 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 NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS 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.
*
**************************************************************************/
#ifndef I915_CONTEXT_H
#define I915_CONTEXT_H
#include "pipe/p_context.h"
#include "pipe/p_state.h"
#define I915_TEX_UNITS 8
#define I915_DYNAMIC_MODES4 0
#define I915_DYNAMIC_DEPTHSCALE_0 1 /* just the header */
#define I915_DYNAMIC_DEPTHSCALE_1 2
#define I915_DYNAMIC_IAB 3
#define I915_DYNAMIC_BC_0 4 /* just the header */
#define I915_DYNAMIC_BC_1 5
#define I915_DYNAMIC_BFO_0 6
#define I915_DYNAMIC_BFO_1 7
#define I915_DYNAMIC_STP_0 8
#define I915_DYNAMIC_STP_1 9
#define I915_DYNAMIC_SC_ENA_0 10
#define I915_DYNAMIC_SC_RECT_0 11
#define I915_DYNAMIC_SC_RECT_1 12
#define I915_DYNAMIC_SC_RECT_2 13
#define I915_MAX_DYNAMIC 14
#define I915_IMMEDIATE_S0 0
#define I915_IMMEDIATE_S1 1
#define I915_IMMEDIATE_S2 2
#define I915_IMMEDIATE_S3 3
#define I915_IMMEDIATE_S4 4
#define I915_IMMEDIATE_S5 5
#define I915_IMMEDIATE_S6 6
#define I915_IMMEDIATE_S7 7
#define I915_MAX_IMMEDIATE 8
/* These must mach the order of LI0_STATE_* bits, as they will be used
* to generate hardware packets:
*/
#define I915_CACHE_STATIC 0
#define I915_CACHE_DYNAMIC 1 /* handled specially */
#define I915_CACHE_SAMPLER 2
#define I915_CACHE_MAP 3
#define I915_CACHE_PROGRAM 4
#define I915_CACHE_CONSTANTS 5
#define I915_MAX_CACHE 6
struct i915_cache_context;
/* Use to calculate differences between state emitted to hardware and
* current driver-calculated state.
*/
struct i915_state
{
GLuint immediate[I915_MAX_IMMEDIATE];
GLuint dynamic[I915_MAX_DYNAMIC];
GLuint id; /* track lost context events */
};
struct i915_context
{
struct pipe_context pipe;
struct i915_winsys *winsys;
struct draw_context *draw;
/* The most recent drawing state as set by the driver:
*/
struct pipe_alpha_test_state alpha_test;
struct pipe_blend_state blend;
struct pipe_blend_color blend_color;
struct pipe_clear_color_state clear_color;
struct pipe_clip_state clip;
struct pipe_depth_state depth_test;
struct pipe_framebuffer_state framebuffer;
struct pipe_fs_state fs;
struct pipe_poly_stipple poly_stipple;
struct pipe_scissor_state scissor;
struct pipe_sampler_state sampler[PIPE_MAX_SAMPLERS];
struct pipe_setup_state setup;
struct pipe_stencil_state stencil;
struct pipe_mipmap_tree *texture[PIPE_MAX_SAMPLERS];
struct pipe_viewport_state viewport;
GLuint dirty;
GLuint *batch_start;
struct i915_state current;
GLuint hardware_dirty;
GLuint debug;
GLuint pci_id;
struct {
unsigned is_i945:1;
} flags;
};
/* A flag for each state_tracker state object:
*/
#define I915_NEW_VIEWPORT 0x1
#define I915_NEW_SETUP 0x2
#define I915_NEW_FS 0x4
#define I915_NEW_BLEND 0x8
#define I915_NEW_CLIP 0x10
#define I915_NEW_SCISSOR 0x20
#define I915_NEW_STIPPLE 0x40
#define I915_NEW_FRAMEBUFFER 0x80
#define I915_NEW_ALPHA_TEST 0x100
#define I915_NEW_DEPTH_TEST 0x200
#define I915_NEW_SAMPLER 0x400
#define I915_NEW_TEXTURE 0x800
#define I915_NEW_STENCIL 0x1000
/* Driver's internally generated state flags:
*/
#define I915_NEW_VERTEX_FORMAT 0x10000
/* Dirty flags for hardware emit
*/
#define I915_HW_STATIC (1<<I915_CACHE_STATIC)
#define I915_HW_DYNAMIC (1<<I915_CACHE_DYNAMIC)
#define I915_HW_SAMPLER (1<<I915_CACHE_SAMPLER)
#define I915_HW_MAP (1<<I915_CACHE_MAP)
#define I915_HW_PROGRAM (1<<I915_CACHE_PROGRAM)
#define I915_HW_CONSTANTS (1<<I915_CACHE_CONSTANTS)
#define I915_HW_IMMEDIATE (1<<(I915_MAX_CACHE+0))
#define I915_HW_INVARIENT (1<<(I915_MAX_CACHE+1))
/***********************************************************************
* i915_prim_emit.c:
*/
struct draw_stage *i915_draw_render_stage( struct i915_context *i915 );
/***********************************************************************
* i915_state_emit.c:
*/
void i915_emit_hardware_state(struct i915_context *i915 );
unsigned *i915_passthrough_program( unsigned *dwords );
/***********************************************************************
* i915_clear.c:
*/
void i915_clear(struct pipe_context *pipe, struct pipe_surface *ps,
GLuint clearValue);
/***********************************************************************
* i915_region.c:
*/
void i915_init_region_functions( struct i915_context *i915 );
void i915_init_surface_functions( struct i915_context *i915 );
void i915_init_state_functions( struct i915_context *i915 );
void i915_init_flush_functions( struct i915_context *i915 );
void i915_init_string_functions( struct i915_context *i915 );
/***********************************************************************
* Inline conversion functions. These are better-typed than the
* macros used previously:
*/
static INLINE struct i915_context *
i915_context( struct pipe_context *pipe )
{
return (struct i915_context *)pipe;
}
#endif
|
