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
|
/**************************************************************************
*
* Copyright 2007 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 PIPE_CONTEXT_H
#define PIPE_CONTEXT_H
#include "mtypes.h"
/* Kludge:
*/
extern struct pipe_context *softpipe_create( void );
/* Drawing currently kludged up via the existing tnl/ module.
*/
struct vertex_buffer;
/**
* Software pipeline rendering context. Basically a collection of
* state setting functions, plus VBO drawing entrypoint.
*/
struct pipe_context {
void (*destroy)( struct pipe_context * );
/*
* Drawing
*/
void (*draw_vb)( struct pipe_context *pipe,
struct vertex_buffer *VB );
/** Clear framebuffer */
void (*clear)(struct pipe_context *pipe, GLboolean color, GLboolean depth,
GLboolean stencil, GLboolean accum);
/*
* State functions
*/
void (*set_alpha_test_state)( struct pipe_context *,
const struct pipe_alpha_test_state * );
void (*set_blend_state)( struct pipe_context *,
const struct pipe_blend_state * );
void (*set_clip_state)( struct pipe_context *,
const struct pipe_clip_state * );
void (*set_clear_color_state)( struct pipe_context *,
const struct pipe_clear_color_state * );
void (*set_depth_state)( struct pipe_context *,
const struct pipe_depth_state * );
void (*set_point_state)( struct pipe_context *,
const struct pipe_point_state * );
void (*set_framebuffer_state)( struct pipe_context *,
const struct pipe_framebuffer_state * );
void (*set_fs_state)( struct pipe_context *,
const struct pipe_fs_state * );
void (*set_polygon_stipple)( struct pipe_context *,
const struct pipe_poly_stipple * );
void (*set_setup_state)( struct pipe_context *,
const struct pipe_setup_state * );
void (*set_scissor_rect)( struct pipe_context *,
const struct pipe_scissor_rect * );
void (*set_stencil_state)( struct pipe_context *,
const struct pipe_stencil_state * );
void (*set_sampler_state)( struct pipe_context *,
GLuint unit,
const struct pipe_sampler_state * );
void (*set_viewport)( struct pipe_context *,
const struct pipe_viewport * );
};
#endif
|
