1 /**************************************************************************
2  *
3  * Copyright 2007 VMware, Inc.
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 #ifndef LP_SETUP_H
28 #define LP_SETUP_H
29 
30 #include "pipe/p_compiler.h"
31 #include "lp_jit.h"
32 
33 struct draw_context;
34 struct vertex_info;
35 
36 
37 struct pipe_resource;
38 struct pipe_query;
39 struct pipe_surface;
40 struct pipe_blend_color;
41 struct pipe_screen;
42 struct pipe_framebuffer_state;
43 struct lp_fragment_shader_variant;
44 struct lp_jit_context;
45 struct llvmpipe_query;
46 struct pipe_fence_handle;
47 struct lp_setup_variant;
48 struct lp_setup_context;
49 
50 void lp_setup_reset( struct lp_setup_context *setup );
51 
52 struct lp_setup_context *
53 lp_setup_create( struct pipe_context *pipe,
54                  struct draw_context *draw );
55 
56 void
57 lp_setup_clear(struct lp_setup_context *setup,
58                const union pipe_color_union *clear_color,
59                double clear_depth,
60                unsigned clear_stencil,
61                unsigned flags);
62 
63 
64 
65 void
66 lp_setup_flush( struct lp_setup_context *setup,
67                 struct pipe_fence_handle **fence,
68                 const char *reason);
69 
70 
71 void
72 lp_setup_bind_framebuffer( struct lp_setup_context *setup,
73                            const struct pipe_framebuffer_state *fb );
74 
75 void
76 lp_setup_set_triangle_state( struct lp_setup_context *setup,
77                              unsigned cullmode,
78                              boolean front_is_ccw,
79                              boolean scissor,
80                              boolean half_pixel_center,
81                              boolean bottom_edge_rule,
82                              boolean multisample);
83 
84 void
85 lp_setup_set_line_state( struct lp_setup_context *setup,
86                          float line_width,
87                          boolean line_rectangular);
88 
89 void
90 lp_setup_set_point_state( struct lp_setup_context *setup,
91                           float point_size,
92                           boolean point_tri_clip,
93                           boolean point_size_per_vertex,
94                           uint sprite_coord_enable,
95                           uint sprite_coord_origin,
96                           boolean point_quad_rasterization);
97 
98 void
99 lp_setup_set_setup_variant( struct lp_setup_context *setup,
100 			    const struct lp_setup_variant *variant );
101 
102 void
103 lp_setup_set_fs_variant( struct lp_setup_context *setup,
104                          struct lp_fragment_shader_variant *variant );
105 
106 void
107 lp_setup_set_fs_constants(struct lp_setup_context *setup,
108                           unsigned num,
109                           struct pipe_constant_buffer *buffers);
110 
111 void
112 lp_setup_set_fs_ssbos(struct lp_setup_context *setup,
113                       unsigned num,
114                       struct pipe_shader_buffer *buffers,
115                       uint32_t ssbo_write_mask);
116 
117 void
118 lp_setup_set_fs_images(struct lp_setup_context *setup,
119                        unsigned num,
120                        struct pipe_image_view *images);
121 
122 void
123 lp_setup_set_alpha_ref_value( struct lp_setup_context *setup,
124                               float alpha_ref_value );
125 
126 void
127 lp_setup_set_stencil_ref_values( struct lp_setup_context *setup,
128                                  const ubyte refs[2] );
129 
130 void
131 lp_setup_set_blend_color( struct lp_setup_context *setup,
132                           const struct pipe_blend_color *blend_color );
133 
134 void
135 lp_setup_set_scissors( struct lp_setup_context *setup,
136                        const struct pipe_scissor_state *scissors );
137 
138 void
139 lp_setup_set_viewports(struct lp_setup_context *setup,
140                        unsigned num_viewports,
141                        const struct pipe_viewport_state *viewports);
142 
143 void
144 lp_setup_set_fragment_sampler_views(struct lp_setup_context *setup,
145                                     unsigned num,
146                                     struct pipe_sampler_view **views);
147 
148 void
149 lp_setup_set_fragment_sampler_state(struct lp_setup_context *setup,
150                                     unsigned num,
151                                     struct pipe_sampler_state **samplers);
152 
153 unsigned
154 lp_setup_is_resource_referenced( const struct lp_setup_context *setup,
155                                 const struct pipe_resource *texture );
156 
157 void
158 lp_setup_set_sample_mask(struct lp_setup_context *setup,
159                          uint32_t sample_mask);
160 
161 void
162 lp_setup_set_flatshade_first( struct lp_setup_context *setup,
163                               boolean flatshade_first );
164 
165 void
166 lp_setup_set_rasterizer_discard( struct lp_setup_context *setup,
167                                  boolean rasterizer_discard );
168 
169 void
170 lp_setup_set_vertex_info( struct lp_setup_context *setup,
171                           struct vertex_info *info );
172 
173 void
174 lp_setup_set_linear_mode( struct lp_setup_context *setup,
175                           boolean permit_linear_rasterizer );
176 
177 void
178 lp_setup_begin_query(struct lp_setup_context *setup,
179                      struct llvmpipe_query *pq);
180 
181 void
182 lp_setup_end_query(struct lp_setup_context *setup,
183                    struct llvmpipe_query *pq);
184 
185 static inline unsigned
lp_clamp_viewport_idx(int idx)186 lp_clamp_viewport_idx(int idx)
187 {
188    return (PIPE_MAX_VIEWPORTS > idx && idx >= 0) ? idx : 0;
189 }
190 
191 #endif
192