summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/softpipe/sp_state.h
blob: 8d4efb1c6612b5649d9552e81d43c66c68b57c7a (plain)
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 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.
 * 
 **************************************************************************/

/* Authors:  Keith Whitwell <keith@tungstengraphics.com>
 */

#ifndef SP_STATE_H
#define SP_STATE_H

#include "pipe/p_state.h"
#include "tgsi/tgsi_scan.h"


#define SP_NEW_VIEWPORT      0x1
#define SP_NEW_RASTERIZER    0x2
#define SP_NEW_FS            0x4
#define SP_NEW_BLEND         0x8
#define SP_NEW_CLIP          0x10
#define SP_NEW_SCISSOR       0x20
#define SP_NEW_STIPPLE       0x40
#define SP_NEW_FRAMEBUFFER   0x80
#define SP_NEW_DEPTH_STENCIL_ALPHA 0x100
#define SP_NEW_CONSTANTS     0x200
#define SP_NEW_SAMPLER       0x400
#define SP_NEW_TEXTURE       0x800
#define SP_NEW_VERTEX        0x1000
#define SP_NEW_VS            0x2000
#define SP_NEW_QUERY         0x4000
#define SP_NEW_GS            0x8000
#define SP_NEW_SO            0x10000
#define SP_NEW_SO_BUFFERS    0x20000


struct tgsi_sampler;
struct tgsi_exec_machine;
struct vertex_info;


/**
 * Subclass of pipe_shader_state (though it doesn't really need to be).
 *
 * This is starting to look an awful lot like a quad pipeline stage...
 */
struct sp_fragment_shader {
   struct pipe_shader_state shader;

   struct tgsi_shader_info info;

   struct draw_fragment_shader *draw_shader;

   boolean origin_lower_left; /**< fragment shader uses lower left position origin? */
   boolean pixel_center_integer; /**< fragment shader uses integer pixel center? */

   void (*prepare)( const struct sp_fragment_shader *shader,
		    struct tgsi_exec_machine *machine,
		    struct tgsi_sampler **samplers);

   /* Run the shader - this interface will get cleaned up in the
    * future:
    */
   unsigned (*run)( const struct sp_fragment_shader *shader,
		    struct tgsi_exec_machine *machine,
		    struct quad_header *quad );


   void (*delete)( struct sp_fragment_shader * );
};


/** Subclass of pipe_shader_state */
struct sp_vertex_shader {
   struct pipe_shader_state shader;
   struct draw_vertex_shader *draw_data;
   int max_sampler;             /* -1 if no samplers */
};

/** Subclass of pipe_shader_state */
struct sp_geometry_shader {
   struct pipe_shader_state shader;
   struct draw_geometry_shader *draw_data;
   int max_sampler;
};

struct sp_velems_state {
   unsigned count;
   struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
};

struct sp_so_state {
   struct pipe_stream_output_state base;
};


void
softpipe_init_blend_funcs(struct pipe_context *pipe);

void
softpipe_init_sampler_funcs(struct pipe_context *pipe);


void *
softpipe_create_rasterizer_state(struct pipe_context *,
                                 const struct pipe_rasterizer_state *);
void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
void softpipe_delete_rasterizer_state(struct pipe_context *, void *);

void softpipe_set_framebuffer_state( struct pipe_context *,
                                     const struct pipe_framebuffer_state * );

void softpipe_set_clip_state( struct pipe_context *,
                              const struct pipe_clip_state * );

void
softpipe_init_shader_funcs(struct pipe_context *pipe);

void *softpipe_create_vertex_elements_state(struct pipe_context *,
                                            unsigned count,
                                            const struct pipe_vertex_element *);
void softpipe_bind_vertex_elements_state(struct pipe_context *, void *);
void softpipe_delete_vertex_elements_state(struct pipe_context *, void *);

void softpipe_set_polygon_stipple( struct pipe_context *,
                                   const struct pipe_poly_stipple * );

void softpipe_set_scissor_state( struct pipe_context *,
                                 const struct pipe_scissor_state * );


void softpipe_set_viewport_state( struct pipe_context *,
                                  const struct pipe_viewport_state * );

void softpipe_set_vertex_buffers(struct pipe_context *,
                                 unsigned count,
                                 const struct pipe_vertex_buffer *);

void softpipe_set_index_buffer(struct pipe_context *,
                               const struct pipe_index_buffer *);


void softpipe_update_derived( struct softpipe_context *softpipe );


void
softpipe_draw_vbo(struct pipe_context *pipe,
                  const struct pipe_draw_info *info);

void softpipe_draw_stream_output(struct pipe_context *pipe, unsigned mode);

void
softpipe_map_transfers(struct softpipe_context *sp);

void
softpipe_unmap_transfers(struct softpipe_context *sp);

void
softpipe_map_texture_surfaces(struct softpipe_context *sp);

void
softpipe_unmap_texture_surfaces(struct softpipe_context *sp);


struct vertex_info *
softpipe_get_vertex_info(struct softpipe_context *softpipe);

struct vertex_info *
softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);

void *
softpipe_create_stream_output_state(
   struct pipe_context *pipe,
   const struct pipe_stream_output_state *templ);
void
softpipe_bind_stream_output_state(struct pipe_context *pipe,
                                  void *so);
void
softpipe_delete_stream_output_state(struct pipe_context *pipe, void *so);

void
softpipe_set_stream_output_buffers(struct pipe_context *pipe,
                                   struct pipe_resource **buffers,
                                   int *offsets,
                                   int num_buffers);

#endif