2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
23 #include "draw/draw_context.h"
25 #include "util/u_memory.h"
26 #include "util/u_simple_list.h"
27 #include "util/u_upload_mgr.h"
29 #include "r300_blit.h"
30 #include "r300_context.h"
31 #include "r300_emit.h"
32 #include "r300_flush.h"
33 #include "r300_query.h"
34 #include "r300_render.h"
35 #include "r300_screen.h"
36 #include "r300_screen_buffer.h"
37 #include "r300_state_invariant.h"
38 #include "r300_winsys.h"
40 static void r300_destroy_context(struct pipe_context
* context
)
42 struct r300_context
* r300
= r300_context(context
);
43 struct r300_query
* query
, * temp
;
45 util_blitter_destroy(r300
->blitter
);
46 draw_destroy(r300
->draw
);
49 context
->screen
->resource_destroy(context
->screen
, r300
->oqbo
);
51 /* If there are any queries pending or not destroyed, remove them now. */
52 foreach_s(query
, temp
, &r300
->query_list
) {
53 remove_from_list(query
);
57 u_upload_destroy(r300
->upload_vb
);
58 u_upload_destroy(r300
->upload_ib
);
60 FREE(r300
->blend_color_state
.state
);
61 FREE(r300
->clip_state
.state
);
62 FREE(r300
->fb_state
.state
);
63 FREE(r300
->rs_block_state
.state
);
64 FREE(r300
->scissor_state
.state
);
65 FREE(r300
->textures_state
.state
);
66 FREE(r300
->vap_output_state
.state
);
67 FREE(r300
->viewport_state
.state
);
68 FREE(r300
->ztop_state
.state
);
69 FREE(r300
->fs_constants
.state
);
74 static void r300_flush_cb(void *data
)
76 struct r300_context
* const cs_context_copy
= data
;
78 cs_context_copy
->context
.flush(&cs_context_copy
->context
, 0, NULL
);
81 #define R300_INIT_ATOM(atomname, atomsize) \
82 r300->atomname.name = #atomname; \
83 r300->atomname.state = NULL; \
84 r300->atomname.size = atomsize; \
85 r300->atomname.emit = r300_emit_##atomname; \
86 r300->atomname.dirty = FALSE; \
87 insert_at_tail(&r300->atom_list, &r300->atomname);
89 static void r300_setup_atoms(struct r300_context
* r300
)
91 boolean is_r500
= r300
->screen
->caps
.is_r500
;
92 boolean has_tcl
= r300
->screen
->caps
.has_tcl
;
94 /* Create the actual atom list.
96 * Each atom is examined and emitted in the order it appears here, which
97 * can affect performance and conformance if not handled with care.
99 * Some atoms never change size, others change every emit - those have
100 * the size of 0 here. */
101 make_empty_list(&r300
->atom_list
);
102 R300_INIT_ATOM(invariant_state
, 71);
103 R300_INIT_ATOM(ztop_state
, 2);
104 R300_INIT_ATOM(blend_state
, 8);
105 R300_INIT_ATOM(blend_color_state
, is_r500
? 3 : 2);
106 R300_INIT_ATOM(clip_state
, has_tcl
? 5 + (6 * 4) : 2);
107 R300_INIT_ATOM(dsa_state
, is_r500
? 8 : 6);
108 R300_INIT_ATOM(fb_state
, 0);
109 R300_INIT_ATOM(rs_state
, 0);
110 R300_INIT_ATOM(scissor_state
, 3);
111 R300_INIT_ATOM(viewport_state
, 9);
112 R300_INIT_ATOM(rs_block_state
, 0);
113 R300_INIT_ATOM(vertex_stream_state
, 0);
114 R300_INIT_ATOM(vap_output_state
, 6);
115 R300_INIT_ATOM(pvs_flush
, 2);
116 R300_INIT_ATOM(vs_state
, 0);
117 R300_INIT_ATOM(texture_cache_inval
, 2);
118 R300_INIT_ATOM(textures_state
, 0);
119 R300_INIT_ATOM(fs
, 0);
120 R300_INIT_ATOM(fs_rc_constant_state
, 0);
121 R300_INIT_ATOM(fs_constants
, 0);
123 /* Replace emission functions for r500. */
124 if (r300
->screen
->caps
.is_r500
) {
125 r300
->fs
.emit
= r500_emit_fs
;
126 r300
->fs_rc_constant_state
.emit
= r500_emit_fs_rc_constant_state
;
127 r300
->fs_constants
.emit
= r500_emit_fs_constants
;
130 /* Some non-CSO atoms need explicit space to store the state locally. */
131 r300
->blend_color_state
.state
= CALLOC_STRUCT(r300_blend_color_state
);
132 r300
->clip_state
.state
= CALLOC_STRUCT(pipe_clip_state
);
133 r300
->fb_state
.state
= CALLOC_STRUCT(pipe_framebuffer_state
);
134 r300
->rs_block_state
.state
= CALLOC_STRUCT(r300_rs_block
);
135 r300
->scissor_state
.state
= CALLOC_STRUCT(pipe_scissor_state
);
136 r300
->textures_state
.state
= CALLOC_STRUCT(r300_textures_state
);
137 r300
->vap_output_state
.state
= CALLOC_STRUCT(r300_vap_output_state
);
138 r300
->viewport_state
.state
= CALLOC_STRUCT(r300_viewport_state
);
139 r300
->ztop_state
.state
= CALLOC_STRUCT(r300_ztop_state
);
140 r300
->fs_constants
.state
= CALLOC_STRUCT(r300_constant_buffer
);
143 struct pipe_context
* r300_create_context(struct pipe_screen
* screen
,
146 struct r300_context
* r300
= CALLOC_STRUCT(r300_context
);
147 struct r300_screen
* r300screen
= r300_screen(screen
);
148 struct r300_winsys_screen
*rws
= r300screen
->rws
;
154 r300
->screen
= r300screen
;
156 r300
->context
.winsys
= (struct pipe_winsys
*)rws
;
157 r300
->context
.screen
= screen
;
158 r300
->context
.priv
= priv
;
160 r300
->context
.destroy
= r300_destroy_context
;
162 r300
->context
.clear
= r300_clear
;
163 r300
->context
.surface_copy
= r300_surface_copy
;
164 r300
->context
.surface_fill
= r300_surface_fill
;
166 if (r300screen
->caps
.has_tcl
) {
167 r300
->context
.draw_arrays
= r300_draw_arrays
;
168 r300
->context
.draw_elements
= r300_draw_elements
;
169 r300
->context
.draw_range_elements
= r300_draw_range_elements
;
171 if (r300screen
->caps
.is_r500
) {
172 r300
->emit_draw_arrays_immediate
= r500_emit_draw_arrays_immediate
;
173 r300
->emit_draw_arrays
= r500_emit_draw_arrays
;
174 r300
->emit_draw_elements
= r500_emit_draw_elements
;
176 r300
->emit_draw_arrays_immediate
= r300_emit_draw_arrays_immediate
;
177 r300
->emit_draw_arrays
= r300_emit_draw_arrays
;
178 r300
->emit_draw_elements
= r300_emit_draw_elements
;
181 r300
->context
.draw_arrays
= r300_swtcl_draw_arrays
;
182 r300
->context
.draw_elements
= r300_draw_elements
;
183 r300
->context
.draw_range_elements
= r300_swtcl_draw_range_elements
;
185 /* Create a Draw. This is used for SW TCL. */
186 r300
->draw
= draw_create();
187 /* Enable our renderer. */
188 draw_set_rasterize_stage(r300
->draw
, r300_draw_stage(r300
));
189 /* Enable Draw's clipping. */
190 draw_set_driver_clipping(r300
->draw
, FALSE
);
191 /* Force Draw to never do viewport transform, since we can do
192 * transform in hardware, always. */
193 draw_set_viewport_state(r300
->draw
, &r300_viewport_identity
);
196 r300_setup_atoms(r300
);
198 /* Open up the OQ BO. */
199 r300
->oqbo
= pipe_buffer_create(screen
,
200 R300_BIND_OQBO
, 4096);
201 make_empty_list(&r300
->query_list
);
203 r300_init_flush_functions(r300
);
204 r300_init_query_functions(r300
);
205 r300_init_state_functions(r300
);
206 r300_init_resource_functions(r300
);
208 r300
->invariant_state
.dirty
= TRUE
;
210 rws
->set_flush_cb(r300
->rws
, r300_flush_cb
, r300
);
213 r300
->blitter
= util_blitter_create(&r300
->context
);
215 r300
->upload_ib
= u_upload_create(&r300
->context
,
217 PIPE_BIND_INDEX_BUFFER
);
219 if (r300
->upload_ib
== NULL
)
222 r300
->upload_vb
= u_upload_create(&r300
->context
,
224 PIPE_BIND_VERTEX_BUFFER
);
225 if (r300
->upload_vb
== NULL
)
228 return &r300
->context
;
231 u_upload_destroy(r300
->upload_ib
);