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
|
/**************************************************************************
Copyright 2006 Stephane Marchesin
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
on 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
ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP 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 __NOUVEAU_CONTEXT_H__
#define __NOUVEAU_CONTEXT_H__
#include "dri_util.h"
#include "drm.h"
#include "nouveau_drm.h"
#include "mtypes.h"
#include "tnl/t_vertex.h"
#include "nouveau_reg.h"
#include "nouveau_screen.h"
#include "xmlconfig.h"
typedef struct nouveau_fifo_t{
u_int32_t* buffer;
u_int32_t current;
u_int32_t put;
u_int32_t free;
u_int32_t max;
}
nouveau_fifo;
#define TAG(x) nouveau##x
#include "tnl_dd/t_dd_vertex.h"
#undef TAG
/* Subpixel offsets for window coordinates (triangles): */
#define SUBPIXEL_X (0.0F)
#define SUBPIXEL_Y (0.125F)
struct nouveau_context;
typedef void (*nouveau_tri_func)( struct nouveau_context*,
nouveauVertex *,
nouveauVertex *,
nouveauVertex * );
typedef void (*nouveau_line_func)( struct nouveau_context*,
nouveauVertex *,
nouveauVertex * );
typedef void (*nouveau_point_func)( struct nouveau_context*,
nouveauVertex * );
typedef struct nouveau_context {
/* Mesa context */
GLcontext *glCtx;
/* The per-context fifo */
nouveau_fifo fifo;
/* The fifo control regs */
volatile unsigned char* fifo_mmio;
/* The read-only regs */
volatile unsigned char* mmio;
/* State for tris */
GLuint color_offset;
GLuint specular_offset;
/* Vertex state */
GLuint vertex_size;
struct tnl_attr_map vertex_attrs[VERT_ATTRIB_MAX];
GLuint vertex_attr_count;
/* The drawing fallbacks */
GLuint Fallback;
nouveau_tri_func* draw_tri;
nouveau_line_func* draw_line;
nouveau_point_func* draw_point;
/* Cliprects information */
GLuint numClipRects;
drm_clip_rect_t *pClipRects;
/* The rendering context information */
GLenum current_primitive; /* the current primitive enum */
GLuint render_inputs; /* the current render inputs */
nouveauScreenRec *screen;
drm_nouveau_sarea_t *sarea;
__DRIcontextPrivate *driContext; /* DRI context */
__DRIscreenPrivate *driScreen; /* DRI screen */
__DRIdrawablePrivate *driDrawable; /* DRI drawable bound to this ctx */
drm_context_t hHWContext;
drm_hw_lock_t *driHwLock;
int driFd;
/* Configuration cache */
driOptionCache optionCache;
uint32_t vblank_flags;
GLmatrix viewport;
GLfloat depth_scale;
}nouveauContextRec, *nouveauContextPtr;
#define NOUVEAU_CONTEXT(ctx) ((nouveauContextPtr)(ctx->DriverCtx))
#define NOUVEAU_FALLBACK_TEXTURE 0x0001
#define NOUVEAU_FALLBACK_DRAW_BUFFER 0x0002
#define NOUVEAU_FALLBACK_READ_BUFFER 0x0004
#define NOUVEAU_FALLBACK_STENCIL 0x0008
#define NOUVEAU_FALLBACK_RENDER_MODE 0x0010
#define NOUVEAU_FALLBACK_LOGICOP 0x0020
#define NOUVEAU_FALLBACK_SEP_SPECULAR 0x0040
#define NOUVEAU_FALLBACK_BLEND_EQ 0x0080
#define NOUVEAU_FALLBACK_BLEND_FUNC 0x0100
#define NOUVEAU_FALLBACK_PROJTEX 0x0200
#define NOUVEAU_FALLBACK_DISABLE 0x0400
extern GLboolean nouveauCreateContext( const __GLcontextModes *glVisual,
__DRIcontextPrivate *driContextPriv,
void *sharedContextPrivate );
extern void nouveauDestroyContext( __DRIcontextPrivate * );
extern GLboolean nouveauMakeCurrent( __DRIcontextPrivate *driContextPriv,
__DRIdrawablePrivate *driDrawPriv,
__DRIdrawablePrivate *driReadPriv );
extern GLboolean nouveauUnbindContext( __DRIcontextPrivate *driContextPriv );
#endif /* __NOUVEAU_CONTEXT_H__ */
|
