2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
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.
25 #include "util/u_format.h"
26 #include "util/u_surface.h"
28 enum si_blitter_op
/* bitmask */
31 SI_SAVE_FRAMEBUFFER
= 2,
32 SI_SAVE_FRAGMENT_STATE
= 4,
33 SI_DISABLE_RENDER_COND
= 8,
35 SI_CLEAR
= SI_SAVE_FRAGMENT_STATE
,
37 SI_CLEAR_SURFACE
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_FRAGMENT_STATE
,
39 SI_COPY
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_TEXTURES
|
40 SI_SAVE_FRAGMENT_STATE
| SI_DISABLE_RENDER_COND
,
42 SI_BLIT
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_TEXTURES
|
43 SI_SAVE_FRAGMENT_STATE
,
45 SI_DECOMPRESS
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_FRAGMENT_STATE
|
46 SI_DISABLE_RENDER_COND
,
48 SI_COLOR_RESOLVE
= SI_SAVE_FRAMEBUFFER
| SI_SAVE_FRAGMENT_STATE
51 static void si_blitter_begin(struct pipe_context
*ctx
, enum si_blitter_op op
)
53 struct si_context
*sctx
= (struct si_context
*)ctx
;
55 r600_suspend_nontimer_queries(&sctx
->b
);
57 util_blitter_save_vertex_buffer_slot(sctx
->blitter
, sctx
->vertex_buffer
);
58 util_blitter_save_vertex_elements(sctx
->blitter
, sctx
->vertex_elements
);
59 util_blitter_save_vertex_shader(sctx
->blitter
, sctx
->vs_shader
.cso
);
60 util_blitter_save_tessctrl_shader(sctx
->blitter
, sctx
->tcs_shader
.cso
);
61 util_blitter_save_tesseval_shader(sctx
->blitter
, sctx
->tes_shader
.cso
);
62 util_blitter_save_geometry_shader(sctx
->blitter
, sctx
->gs_shader
.cso
);
63 util_blitter_save_so_targets(sctx
->blitter
, sctx
->b
.streamout
.num_targets
,
64 (struct pipe_stream_output_target
**)sctx
->b
.streamout
.targets
);
65 util_blitter_save_rasterizer(sctx
->blitter
, sctx
->queued
.named
.rasterizer
);
67 if (op
& SI_SAVE_FRAGMENT_STATE
) {
68 util_blitter_save_blend(sctx
->blitter
, sctx
->queued
.named
.blend
);
69 util_blitter_save_depth_stencil_alpha(sctx
->blitter
, sctx
->queued
.named
.dsa
);
70 util_blitter_save_stencil_ref(sctx
->blitter
, &sctx
->stencil_ref
.state
);
71 util_blitter_save_fragment_shader(sctx
->blitter
, sctx
->ps_shader
.cso
);
72 util_blitter_save_sample_mask(sctx
->blitter
, sctx
->sample_mask
.sample_mask
);
73 util_blitter_save_viewport(sctx
->blitter
, &sctx
->viewports
.states
[0]);
74 util_blitter_save_scissor(sctx
->blitter
, &sctx
->scissors
.states
[0]);
77 if (op
& SI_SAVE_FRAMEBUFFER
)
78 util_blitter_save_framebuffer(sctx
->blitter
, &sctx
->framebuffer
.state
);
80 if (op
& SI_SAVE_TEXTURES
) {
81 util_blitter_save_fragment_sampler_states(
83 sctx
->samplers
[PIPE_SHADER_FRAGMENT
].views
.sampler_states
);
85 util_blitter_save_fragment_sampler_views(sctx
->blitter
, 2,
86 sctx
->samplers
[PIPE_SHADER_FRAGMENT
].views
.views
);
89 if (op
& SI_DISABLE_RENDER_COND
)
90 sctx
->b
.render_cond_force_off
= true;
93 static void si_blitter_end(struct pipe_context
*ctx
)
95 struct si_context
*sctx
= (struct si_context
*)ctx
;
97 sctx
->b
.render_cond_force_off
= false;
98 r600_resume_nontimer_queries(&sctx
->b
);
101 static unsigned u_max_sample(struct pipe_resource
*r
)
103 return r
->nr_samples
? r
->nr_samples
- 1 : 0;
106 static void si_blit_decompress_depth(struct pipe_context
*ctx
,
107 struct r600_texture
*texture
,
108 struct r600_texture
*staging
,
109 unsigned first_level
, unsigned last_level
,
110 unsigned first_layer
, unsigned last_layer
,
111 unsigned first_sample
, unsigned last_sample
)
113 struct si_context
*sctx
= (struct si_context
*)ctx
;
114 unsigned layer
, level
, sample
, checked_last_layer
, max_layer
, max_sample
;
116 const struct util_format_description
*desc
;
117 struct r600_texture
*flushed_depth_texture
= staging
?
118 staging
: texture
->flushed_depth_texture
;
120 if (!staging
&& !texture
->dirty_level_mask
)
123 max_sample
= u_max_sample(&texture
->resource
.b
.b
);
125 desc
= util_format_description(flushed_depth_texture
->resource
.b
.b
.format
);
127 if (util_format_has_depth(desc
))
128 sctx
->dbcb_depth_copy_enabled
= true;
129 if (util_format_has_stencil(desc
))
130 sctx
->dbcb_stencil_copy_enabled
= true;
132 assert(sctx
->dbcb_depth_copy_enabled
|| sctx
->dbcb_stencil_copy_enabled
);
134 for (level
= first_level
; level
<= last_level
; level
++) {
135 if (!staging
&& !(texture
->dirty_level_mask
& (1 << level
)))
138 /* The smaller the mipmap level, the less layers there are
139 * as far as 3D textures are concerned. */
140 max_layer
= util_max_layer(&texture
->resource
.b
.b
, level
);
141 checked_last_layer
= last_layer
< max_layer
? last_layer
: max_layer
;
143 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
144 for (sample
= first_sample
; sample
<= last_sample
; sample
++) {
145 struct pipe_surface
*zsurf
, *cbsurf
, surf_tmpl
;
147 sctx
->dbcb_copy_sample
= sample
;
148 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
150 surf_tmpl
.format
= texture
->resource
.b
.b
.format
;
151 surf_tmpl
.u
.tex
.level
= level
;
152 surf_tmpl
.u
.tex
.first_layer
= layer
;
153 surf_tmpl
.u
.tex
.last_layer
= layer
;
155 zsurf
= ctx
->create_surface(ctx
, &texture
->resource
.b
.b
, &surf_tmpl
);
157 surf_tmpl
.format
= flushed_depth_texture
->resource
.b
.b
.format
;
158 cbsurf
= ctx
->create_surface(ctx
,
159 (struct pipe_resource
*)flushed_depth_texture
, &surf_tmpl
);
161 si_blitter_begin(ctx
, SI_DECOMPRESS
);
162 util_blitter_custom_depth_stencil(sctx
->blitter
, zsurf
, cbsurf
, 1 << sample
,
163 sctx
->custom_dsa_flush
, depth
);
166 pipe_surface_reference(&zsurf
, NULL
);
167 pipe_surface_reference(&cbsurf
, NULL
);
171 /* The texture will always be dirty if some layers aren't flushed.
172 * I don't think this case can occur though. */
174 first_layer
== 0 && last_layer
== max_layer
&&
175 first_sample
== 0 && last_sample
== max_sample
) {
176 texture
->dirty_level_mask
&= ~(1 << level
);
180 sctx
->dbcb_depth_copy_enabled
= false;
181 sctx
->dbcb_stencil_copy_enabled
= false;
182 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
185 static void si_blit_decompress_depth_in_place(struct si_context
*sctx
,
186 struct r600_texture
*texture
,
187 bool is_stencil_sampler
,
188 unsigned first_level
, unsigned last_level
,
189 unsigned first_layer
, unsigned last_layer
)
191 struct pipe_surface
*zsurf
, surf_tmpl
= {{0}};
192 unsigned layer
, max_layer
, checked_last_layer
, level
;
193 unsigned *dirty_level_mask
;
195 if (is_stencil_sampler
) {
196 sctx
->db_flush_stencil_inplace
= true;
197 dirty_level_mask
= &texture
->stencil_dirty_level_mask
;
199 sctx
->db_flush_depth_inplace
= true;
200 dirty_level_mask
= &texture
->dirty_level_mask
;
202 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
204 surf_tmpl
.format
= texture
->resource
.b
.b
.format
;
206 for (level
= first_level
; level
<= last_level
; level
++) {
207 if (!(*dirty_level_mask
& (1 << level
)))
210 surf_tmpl
.u
.tex
.level
= level
;
212 /* The smaller the mipmap level, the less layers there are
213 * as far as 3D textures are concerned. */
214 max_layer
= util_max_layer(&texture
->resource
.b
.b
, level
);
215 checked_last_layer
= last_layer
< max_layer
? last_layer
: max_layer
;
217 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
218 surf_tmpl
.u
.tex
.first_layer
= layer
;
219 surf_tmpl
.u
.tex
.last_layer
= layer
;
221 zsurf
= sctx
->b
.b
.create_surface(&sctx
->b
.b
, &texture
->resource
.b
.b
, &surf_tmpl
);
223 si_blitter_begin(&sctx
->b
.b
, SI_DECOMPRESS
);
224 util_blitter_custom_depth_stencil(sctx
->blitter
, zsurf
, NULL
, ~0,
225 sctx
->custom_dsa_flush
,
227 si_blitter_end(&sctx
->b
.b
);
229 pipe_surface_reference(&zsurf
, NULL
);
232 /* The texture will always be dirty if some layers aren't flushed.
233 * I don't think this case occurs often though. */
234 if (first_layer
== 0 && last_layer
== max_layer
) {
235 *dirty_level_mask
&= ~(1 << level
);
239 sctx
->db_flush_depth_inplace
= false;
240 sctx
->db_flush_stencil_inplace
= false;
241 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
245 si_flush_depth_textures(struct si_context
*sctx
,
246 struct si_textures_info
*textures
)
249 unsigned mask
= textures
->depth_texture_mask
;
252 struct pipe_sampler_view
*view
;
253 struct si_sampler_view
*sview
;
254 struct r600_texture
*tex
;
256 i
= u_bit_scan(&mask
);
258 view
= textures
->views
.views
[i
];
260 sview
= (struct si_sampler_view
*)view
;
262 tex
= (struct r600_texture
*)view
->texture
;
263 assert(tex
->is_depth
&& !tex
->is_flushing_texture
);
265 si_blit_decompress_depth_in_place(sctx
, tex
,
266 sview
->is_stencil_sampler
,
267 view
->u
.tex
.first_level
, view
->u
.tex
.last_level
,
268 0, util_max_layer(&tex
->resource
.b
.b
, view
->u
.tex
.first_level
));
272 static void si_blit_decompress_color(struct pipe_context
*ctx
,
273 struct r600_texture
*rtex
,
274 unsigned first_level
, unsigned last_level
,
275 unsigned first_layer
, unsigned last_layer
,
276 bool need_dcc_decompress
)
278 struct si_context
*sctx
= (struct si_context
*)ctx
;
279 unsigned layer
, level
, checked_last_layer
, max_layer
;
281 if (!rtex
->dirty_level_mask
&& !need_dcc_decompress
)
284 for (level
= first_level
; level
<= last_level
; level
++) {
287 if (!(rtex
->dirty_level_mask
& (1 << level
)) && !need_dcc_decompress
)
290 if (rtex
->dcc_offset
&& need_dcc_decompress
) {
291 custom_blend
= sctx
->custom_blend_dcc_decompress
;
292 } else if (rtex
->fmask
.size
) {
293 custom_blend
= sctx
->custom_blend_decompress
;
295 custom_blend
= sctx
->custom_blend_fastclear
;
298 /* The smaller the mipmap level, the less layers there are
299 * as far as 3D textures are concerned. */
300 max_layer
= util_max_layer(&rtex
->resource
.b
.b
, level
);
301 checked_last_layer
= last_layer
< max_layer
? last_layer
: max_layer
;
303 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
304 struct pipe_surface
*cbsurf
, surf_tmpl
;
306 surf_tmpl
.format
= rtex
->resource
.b
.b
.format
;
307 surf_tmpl
.u
.tex
.level
= level
;
308 surf_tmpl
.u
.tex
.first_layer
= layer
;
309 surf_tmpl
.u
.tex
.last_layer
= layer
;
310 cbsurf
= ctx
->create_surface(ctx
, &rtex
->resource
.b
.b
, &surf_tmpl
);
312 si_blitter_begin(ctx
, SI_DECOMPRESS
);
313 util_blitter_custom_color(sctx
->blitter
, cbsurf
, custom_blend
);
316 pipe_surface_reference(&cbsurf
, NULL
);
319 /* The texture will always be dirty if some layers aren't flushed.
320 * I don't think this case occurs often though. */
321 if (first_layer
== 0 && last_layer
== max_layer
) {
322 rtex
->dirty_level_mask
&= ~(1 << level
);
328 si_decompress_sampler_color_textures(struct si_context
*sctx
,
329 struct si_textures_info
*textures
)
332 unsigned mask
= textures
->compressed_colortex_mask
;
335 struct pipe_sampler_view
*view
;
336 struct r600_texture
*tex
;
338 i
= u_bit_scan(&mask
);
340 view
= textures
->views
.views
[i
];
343 tex
= (struct r600_texture
*)view
->texture
;
344 assert(tex
->cmask
.size
|| tex
->fmask
.size
|| tex
->dcc_offset
);
346 si_blit_decompress_color(&sctx
->b
.b
, tex
,
347 view
->u
.tex
.first_level
, view
->u
.tex
.last_level
,
348 0, util_max_layer(&tex
->resource
.b
.b
, view
->u
.tex
.first_level
),
354 si_decompress_image_color_textures(struct si_context
*sctx
,
355 struct si_images_info
*images
)
358 unsigned mask
= images
->compressed_colortex_mask
;
361 const struct pipe_image_view
*view
;
362 struct r600_texture
*tex
;
364 i
= u_bit_scan(&mask
);
366 view
= &images
->views
[i
];
367 assert(view
->resource
->target
!= PIPE_BUFFER
);
369 tex
= (struct r600_texture
*)view
->resource
;
370 if (!tex
->cmask
.size
&& !tex
->fmask
.size
&& !tex
->dcc_offset
)
373 si_blit_decompress_color(&sctx
->b
.b
, tex
,
374 view
->u
.tex
.level
, view
->u
.tex
.level
,
375 0, util_max_layer(&tex
->resource
.b
.b
, view
->u
.tex
.level
),
380 void si_decompress_textures(struct si_context
*sctx
)
382 unsigned compressed_colortex_counter
;
384 if (sctx
->blitter
->running
)
387 /* Update the compressed_colortex_mask if necessary. */
388 compressed_colortex_counter
= p_atomic_read(&sctx
->screen
->b
.compressed_colortex_counter
);
389 if (compressed_colortex_counter
!= sctx
->b
.last_compressed_colortex_counter
) {
390 sctx
->b
.last_compressed_colortex_counter
= compressed_colortex_counter
;
391 si_update_compressed_colortex_masks(sctx
);
394 /* Flush depth textures which need to be flushed. */
395 for (int i
= 0; i
< SI_NUM_SHADERS
; i
++) {
396 if (sctx
->samplers
[i
].depth_texture_mask
) {
397 si_flush_depth_textures(sctx
, &sctx
->samplers
[i
]);
399 if (sctx
->samplers
[i
].compressed_colortex_mask
) {
400 si_decompress_sampler_color_textures(sctx
, &sctx
->samplers
[i
]);
402 if (sctx
->images
[i
].compressed_colortex_mask
) {
403 si_decompress_image_color_textures(sctx
, &sctx
->images
[i
]);
408 static void si_clear(struct pipe_context
*ctx
, unsigned buffers
,
409 const union pipe_color_union
*color
,
410 double depth
, unsigned stencil
)
412 struct si_context
*sctx
= (struct si_context
*)ctx
;
413 struct pipe_framebuffer_state
*fb
= &sctx
->framebuffer
.state
;
414 struct pipe_surface
*zsbuf
= fb
->zsbuf
;
415 struct r600_texture
*zstex
=
416 zsbuf
? (struct r600_texture
*)zsbuf
->texture
: NULL
;
418 if (buffers
& PIPE_CLEAR_COLOR
) {
419 evergreen_do_fast_color_clear(&sctx
->b
, fb
,
420 &sctx
->framebuffer
.atom
, &buffers
,
421 &sctx
->framebuffer
.dirty_cbufs
,
424 return; /* all buffers have been fast cleared */
427 if (buffers
& PIPE_CLEAR_COLOR
) {
430 /* These buffers cannot use fast clear, make sure to disable expansion. */
431 for (i
= 0; i
< fb
->nr_cbufs
; i
++) {
432 struct r600_texture
*tex
;
434 /* If not clearing this buffer, skip. */
435 if (!(buffers
& (PIPE_CLEAR_COLOR0
<< i
)))
441 tex
= (struct r600_texture
*)fb
->cbufs
[i
]->texture
;
442 if (tex
->fmask
.size
== 0)
443 tex
->dirty_level_mask
&= ~(1 << fb
->cbufs
[i
]->u
.tex
.level
);
447 if (zstex
&& zstex
->htile_buffer
&&
448 zsbuf
->u
.tex
.level
== 0 &&
449 zsbuf
->u
.tex
.first_layer
== 0 &&
450 zsbuf
->u
.tex
.last_layer
== util_max_layer(&zstex
->resource
.b
.b
, 0)) {
451 if (buffers
& PIPE_CLEAR_DEPTH
) {
452 /* Need to disable EXPCLEAR temporarily if clearing
454 if (zstex
->depth_cleared
&& zstex
->depth_clear_value
!= depth
) {
455 sctx
->db_depth_disable_expclear
= true;
458 zstex
->depth_clear_value
= depth
;
459 sctx
->framebuffer
.dirty_zsbuf
= true;
460 si_mark_atom_dirty(sctx
, &sctx
->framebuffer
.atom
); /* updates DB_DEPTH_CLEAR */
461 sctx
->db_depth_clear
= true;
462 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
465 if (buffers
& PIPE_CLEAR_STENCIL
) {
468 /* Need to disable EXPCLEAR temporarily if clearing
470 if (zstex
->stencil_cleared
&& zstex
->stencil_clear_value
!= stencil
) {
471 sctx
->db_stencil_disable_expclear
= true;
474 zstex
->stencil_clear_value
= stencil
;
475 sctx
->framebuffer
.dirty_zsbuf
= true;
476 si_mark_atom_dirty(sctx
, &sctx
->framebuffer
.atom
); /* updates DB_STENCIL_CLEAR */
477 sctx
->db_stencil_clear
= true;
478 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
482 si_blitter_begin(ctx
, SI_CLEAR
);
483 util_blitter_clear(sctx
->blitter
, fb
->width
, fb
->height
,
484 util_framebuffer_get_num_layers(fb
),
485 buffers
, color
, depth
, stencil
);
488 if (sctx
->db_depth_clear
) {
489 sctx
->db_depth_clear
= false;
490 sctx
->db_depth_disable_expclear
= false;
491 zstex
->depth_cleared
= true;
492 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
495 if (sctx
->db_stencil_clear
) {
496 sctx
->db_stencil_clear
= false;
497 sctx
->db_stencil_disable_expclear
= false;
498 zstex
->stencil_cleared
= true;
499 si_mark_atom_dirty(sctx
, &sctx
->db_render_state
);
503 static void si_clear_render_target(struct pipe_context
*ctx
,
504 struct pipe_surface
*dst
,
505 const union pipe_color_union
*color
,
506 unsigned dstx
, unsigned dsty
,
507 unsigned width
, unsigned height
)
509 struct si_context
*sctx
= (struct si_context
*)ctx
;
511 si_blitter_begin(ctx
, SI_CLEAR_SURFACE
);
512 util_blitter_clear_render_target(sctx
->blitter
, dst
, color
,
513 dstx
, dsty
, width
, height
);
517 static void si_clear_depth_stencil(struct pipe_context
*ctx
,
518 struct pipe_surface
*dst
,
519 unsigned clear_flags
,
522 unsigned dstx
, unsigned dsty
,
523 unsigned width
, unsigned height
)
525 struct si_context
*sctx
= (struct si_context
*)ctx
;
527 si_blitter_begin(ctx
, SI_CLEAR_SURFACE
);
528 util_blitter_clear_depth_stencil(sctx
->blitter
, dst
, clear_flags
, depth
, stencil
,
529 dstx
, dsty
, width
, height
);
533 /* Helper for decompressing a portion of a color or depth resource before
534 * blitting if any decompression is needed.
535 * The driver doesn't decompress resources automatically while u_blitter is
537 static void si_decompress_subresource(struct pipe_context
*ctx
,
538 struct pipe_resource
*tex
,
540 unsigned first_layer
, unsigned last_layer
)
542 struct si_context
*sctx
= (struct si_context
*)ctx
;
543 struct r600_texture
*rtex
= (struct r600_texture
*)tex
;
545 if (rtex
->is_depth
&& !rtex
->is_flushing_texture
) {
546 si_blit_decompress_depth_in_place(sctx
, rtex
, false,
548 first_layer
, last_layer
);
549 if (rtex
->surface
.flags
& RADEON_SURF_SBUFFER
)
550 si_blit_decompress_depth_in_place(sctx
, rtex
, true,
552 first_layer
, last_layer
);
553 } else if (rtex
->fmask
.size
|| rtex
->cmask
.size
|| rtex
->dcc_offset
) {
554 si_blit_decompress_color(ctx
, rtex
, level
, level
,
555 first_layer
, last_layer
, false);
559 struct texture_orig_info
{
569 void si_resource_copy_region(struct pipe_context
*ctx
,
570 struct pipe_resource
*dst
,
572 unsigned dstx
, unsigned dsty
, unsigned dstz
,
573 struct pipe_resource
*src
,
575 const struct pipe_box
*src_box
)
577 struct si_context
*sctx
= (struct si_context
*)ctx
;
578 struct pipe_surface
*dst_view
, dst_templ
;
579 struct pipe_sampler_view src_templ
, *src_view
;
580 unsigned dst_width
, dst_height
, src_width0
, src_height0
;
581 unsigned src_force_level
= 0;
582 struct pipe_box sbox
, dstbox
;
584 /* Handle buffers first. */
585 if (dst
->target
== PIPE_BUFFER
&& src
->target
== PIPE_BUFFER
) {
586 si_copy_buffer(sctx
, dst
, src
, dstx
, src_box
->x
, src_box
->width
, false);
590 assert(u_max_sample(dst
) == u_max_sample(src
));
592 /* The driver doesn't decompress resources automatically while
593 * u_blitter is rendering. */
594 si_decompress_subresource(ctx
, src
, src_level
,
595 src_box
->z
, src_box
->z
+ src_box
->depth
- 1);
597 dst_width
= u_minify(dst
->width0
, dst_level
);
598 dst_height
= u_minify(dst
->height0
, dst_level
);
599 src_width0
= src
->width0
;
600 src_height0
= src
->height0
;
602 util_blitter_default_dst_texture(&dst_templ
, dst
, dst_level
, dstz
);
603 util_blitter_default_src_texture(&src_templ
, src
, src_level
);
605 if (util_format_is_compressed(src
->format
) ||
606 util_format_is_compressed(dst
->format
)) {
607 unsigned blocksize
= util_format_get_blocksize(src
->format
);
610 src_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
; /* 64-bit block */
612 src_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
; /* 128-bit block */
613 dst_templ
.format
= src_templ
.format
;
615 dst_width
= util_format_get_nblocksx(dst
->format
, dst_width
);
616 dst_height
= util_format_get_nblocksy(dst
->format
, dst_height
);
617 src_width0
= util_format_get_nblocksx(src
->format
, src_width0
);
618 src_height0
= util_format_get_nblocksy(src
->format
, src_height0
);
620 dstx
= util_format_get_nblocksx(dst
->format
, dstx
);
621 dsty
= util_format_get_nblocksy(dst
->format
, dsty
);
623 sbox
.x
= util_format_get_nblocksx(src
->format
, src_box
->x
);
624 sbox
.y
= util_format_get_nblocksy(src
->format
, src_box
->y
);
626 sbox
.width
= util_format_get_nblocksx(src
->format
, src_box
->width
);
627 sbox
.height
= util_format_get_nblocksy(src
->format
, src_box
->height
);
628 sbox
.depth
= src_box
->depth
;
631 src_force_level
= src_level
;
632 } else if (!util_blitter_is_copy_supported(sctx
->blitter
, dst
, src
) ||
633 /* also *8_SNORM has precision issues, use UNORM instead */
634 util_format_is_snorm8(src
->format
)) {
635 if (util_format_is_subsampled_422(src
->format
)) {
636 src_templ
.format
= PIPE_FORMAT_R8G8B8A8_UINT
;
637 dst_templ
.format
= PIPE_FORMAT_R8G8B8A8_UINT
;
639 dst_width
= util_format_get_nblocksx(dst
->format
, dst_width
);
640 src_width0
= util_format_get_nblocksx(src
->format
, src_width0
);
642 dstx
= util_format_get_nblocksx(dst
->format
, dstx
);
645 sbox
.x
= util_format_get_nblocksx(src
->format
, src_box
->x
);
646 sbox
.width
= util_format_get_nblocksx(src
->format
, src_box
->width
);
649 unsigned blocksize
= util_format_get_blocksize(src
->format
);
653 dst_templ
.format
= PIPE_FORMAT_R8_UNORM
;
654 src_templ
.format
= PIPE_FORMAT_R8_UNORM
;
657 dst_templ
.format
= PIPE_FORMAT_R8G8_UNORM
;
658 src_templ
.format
= PIPE_FORMAT_R8G8_UNORM
;
661 dst_templ
.format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
662 src_templ
.format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
665 dst_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
;
666 src_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
;
669 dst_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
;
670 src_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
;
673 fprintf(stderr
, "Unhandled format %s with blocksize %u\n",
674 util_format_short_name(src
->format
), blocksize
);
680 /* Initialize the surface. */
681 dst_view
= r600_create_surface_custom(ctx
, dst
, &dst_templ
,
682 dst_width
, dst_height
);
684 /* Initialize the sampler view. */
685 src_view
= si_create_sampler_view_custom(ctx
, src
, &src_templ
,
686 src_width0
, src_height0
,
689 u_box_3d(dstx
, dsty
, dstz
, abs(src_box
->width
), abs(src_box
->height
),
690 abs(src_box
->depth
), &dstbox
);
693 si_blitter_begin(ctx
, SI_COPY
);
694 util_blitter_blit_generic(sctx
->blitter
, dst_view
, &dstbox
,
695 src_view
, src_box
, src_width0
, src_height0
,
696 PIPE_MASK_RGBAZS
, PIPE_TEX_FILTER_NEAREST
, NULL
,
700 pipe_surface_reference(&dst_view
, NULL
);
701 pipe_sampler_view_reference(&src_view
, NULL
);
704 /* For MSAA integer resolving to work, we change the format to NORM using this function. */
705 static enum pipe_format
int_to_norm_format(enum pipe_format format
)
708 #define REPLACE_FORMAT_SIGN(format,sign) \
709 case PIPE_FORMAT_##format##_##sign##INT: \
710 return PIPE_FORMAT_##format##_##sign##NORM
711 #define REPLACE_FORMAT(format) \
712 REPLACE_FORMAT_SIGN(format, U); \
713 REPLACE_FORMAT_SIGN(format, S)
715 REPLACE_FORMAT_SIGN(B10G10R10A2
, U
);
717 REPLACE_FORMAT(R8G8
);
718 REPLACE_FORMAT(R8G8B8X8
);
719 REPLACE_FORMAT(R8G8B8A8
);
723 REPLACE_FORMAT(L8A8
);
725 REPLACE_FORMAT(R16G16
);
726 REPLACE_FORMAT(R16G16B16X16
);
727 REPLACE_FORMAT(R16G16B16A16
);
731 REPLACE_FORMAT(L16A16
);
733 #undef REPLACE_FORMAT
734 #undef REPLACE_FORMAT_SIGN
740 static bool do_hardware_msaa_resolve(struct pipe_context
*ctx
,
741 const struct pipe_blit_info
*info
)
743 struct si_context
*sctx
= (struct si_context
*)ctx
;
744 struct r600_texture
*dst
= (struct r600_texture
*)info
->dst
.resource
;
745 unsigned dst_width
= u_minify(info
->dst
.resource
->width0
, info
->dst
.level
);
746 unsigned dst_height
= u_minify(info
->dst
.resource
->height0
, info
->dst
.level
);
747 enum pipe_format format
= int_to_norm_format(info
->dst
.format
);
748 unsigned sample_mask
= ~0;
750 /* Hardware MSAA resolve doesn't work if SPI format = NORM16_ABGR and
751 * the format is R16G16. Use R16A16, which does work.
753 if (format
== PIPE_FORMAT_R16G16_UNORM
)
754 format
= PIPE_FORMAT_R16A16_UNORM
;
755 if (format
== PIPE_FORMAT_R16G16_SNORM
)
756 format
= PIPE_FORMAT_R16A16_SNORM
;
758 if (info
->src
.resource
->nr_samples
> 1 &&
759 info
->dst
.resource
->nr_samples
<= 1 &&
760 util_max_layer(info
->src
.resource
, 0) == 0 &&
761 util_max_layer(info
->dst
.resource
, info
->dst
.level
) == 0 &&
762 info
->dst
.format
== info
->src
.format
&&
763 !util_format_is_pure_integer(format
) &&
764 !util_format_is_depth_or_stencil(format
) &&
765 !info
->scissor_enable
&&
766 (info
->mask
& PIPE_MASK_RGBA
) == PIPE_MASK_RGBA
&&
767 dst_width
== info
->src
.resource
->width0
&&
768 dst_height
== info
->src
.resource
->height0
&&
769 info
->dst
.box
.x
== 0 &&
770 info
->dst
.box
.y
== 0 &&
771 info
->dst
.box
.width
== dst_width
&&
772 info
->dst
.box
.height
== dst_height
&&
773 info
->dst
.box
.depth
== 1 &&
774 info
->src
.box
.x
== 0 &&
775 info
->src
.box
.y
== 0 &&
776 info
->src
.box
.width
== dst_width
&&
777 info
->src
.box
.height
== dst_height
&&
778 info
->src
.box
.depth
== 1 &&
779 dst
->surface
.level
[info
->dst
.level
].mode
>= RADEON_SURF_MODE_1D
&&
780 !(dst
->surface
.flags
& RADEON_SURF_SCANOUT
) &&
781 (!dst
->cmask
.size
|| !dst
->dirty_level_mask
) && /* dst cannot be fast-cleared */
783 si_blitter_begin(ctx
, SI_COLOR_RESOLVE
|
784 (info
->render_condition_enable
? 0 : SI_DISABLE_RENDER_COND
));
785 util_blitter_custom_resolve_color(sctx
->blitter
,
786 info
->dst
.resource
, info
->dst
.level
,
788 info
->src
.resource
, info
->src
.box
.z
,
789 sample_mask
, sctx
->custom_blend_resolve
,
797 static void si_blit(struct pipe_context
*ctx
,
798 const struct pipe_blit_info
*info
)
800 struct si_context
*sctx
= (struct si_context
*)ctx
;
802 if (do_hardware_msaa_resolve(ctx
, info
)) {
806 assert(util_blitter_is_blit_supported(sctx
->blitter
, info
));
808 /* The driver doesn't decompress resources automatically while
809 * u_blitter is rendering. */
810 si_decompress_subresource(ctx
, info
->src
.resource
, info
->src
.level
,
812 info
->src
.box
.z
+ info
->src
.box
.depth
- 1);
814 if (sctx
->screen
->b
.debug_flags
& DBG_FORCE_DMA
&&
815 util_try_blit_via_copy_region(ctx
, info
))
818 si_blitter_begin(ctx
, SI_BLIT
|
819 (info
->render_condition_enable
? 0 : SI_DISABLE_RENDER_COND
));
820 util_blitter_blit(sctx
->blitter
, info
);
824 static void si_flush_resource(struct pipe_context
*ctx
,
825 struct pipe_resource
*res
)
827 struct r600_texture
*rtex
= (struct r600_texture
*)res
;
829 assert(res
->target
!= PIPE_BUFFER
);
831 if (!rtex
->is_depth
&& (rtex
->cmask
.size
|| rtex
->dcc_offset
)) {
832 si_blit_decompress_color(ctx
, rtex
, 0, res
->last_level
,
833 0, util_max_layer(res
, 0), false);
837 static void si_decompress_dcc(struct pipe_context
*ctx
,
838 struct r600_texture
*rtex
)
840 if (!rtex
->dcc_offset
)
843 si_blit_decompress_color(ctx
, rtex
, 0, rtex
->resource
.b
.b
.last_level
,
844 0, util_max_layer(&rtex
->resource
.b
.b
, 0),
848 static void si_pipe_clear_buffer(struct pipe_context
*ctx
,
849 struct pipe_resource
*dst
,
850 unsigned offset
, unsigned size
,
851 const void *clear_value_ptr
,
852 int clear_value_size
)
854 struct si_context
*sctx
= (struct si_context
*)ctx
;
855 uint32_t dword_value
;
858 assert(offset
% clear_value_size
== 0);
859 assert(size
% clear_value_size
== 0);
861 if (clear_value_size
> 4) {
862 const uint32_t *u32
= clear_value_ptr
;
863 bool clear_dword_duplicated
= true;
865 /* See if we can lower large fills to dword fills. */
866 for (i
= 1; i
< clear_value_size
/ 4; i
++)
867 if (u32
[0] != u32
[i
]) {
868 clear_dword_duplicated
= false;
872 if (!clear_dword_duplicated
) {
873 /* Use transform feedback for 64-bit, 96-bit, and
876 union pipe_color_union clear_value
;
878 memcpy(&clear_value
, clear_value_ptr
, clear_value_size
);
879 si_blitter_begin(ctx
, SI_DISABLE_RENDER_COND
);
880 util_blitter_clear_buffer(sctx
->blitter
, dst
, offset
,
881 size
, clear_value_size
/ 4,
888 /* Expand the clear value to a dword. */
889 switch (clear_value_size
) {
891 dword_value
= *(uint8_t*)clear_value_ptr
;
892 dword_value
|= (dword_value
<< 8) |
893 (dword_value
<< 16) |
897 dword_value
= *(uint16_t*)clear_value_ptr
;
898 dword_value
|= dword_value
<< 16;
901 dword_value
= *(uint32_t*)clear_value_ptr
;
904 sctx
->b
.clear_buffer(ctx
, dst
, offset
, size
, dword_value
, false);
907 void si_init_blit_functions(struct si_context
*sctx
)
909 sctx
->b
.b
.clear
= si_clear
;
910 sctx
->b
.b
.clear_buffer
= si_pipe_clear_buffer
;
911 sctx
->b
.b
.clear_render_target
= si_clear_render_target
;
912 sctx
->b
.b
.clear_depth_stencil
= si_clear_depth_stencil
;
913 sctx
->b
.b
.resource_copy_region
= si_resource_copy_region
;
914 sctx
->b
.b
.blit
= si_blit
;
915 sctx
->b
.b
.flush_resource
= si_flush_resource
;
916 sctx
->b
.blit_decompress_depth
= si_blit_decompress_depth
;
917 sctx
->b
.decompress_dcc
= si_decompress_dcc
;