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
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
|
/*
* Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
*
* 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
* on 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
* THE AUTHOR(S) AND/OR THEIR 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.
*/
#include "si_pipe.h"
#include "util/u_format.h"
#include "util/u_surface.h"
enum si_blitter_op /* bitmask */
{
SI_SAVE_TEXTURES = 1,
SI_SAVE_FRAMEBUFFER = 2,
SI_DISABLE_RENDER_COND = 4,
SI_CLEAR = 0,
SI_CLEAR_SURFACE = SI_SAVE_FRAMEBUFFER,
SI_COPY = SI_SAVE_FRAMEBUFFER | SI_SAVE_TEXTURES |
SI_DISABLE_RENDER_COND,
SI_BLIT = SI_SAVE_FRAMEBUFFER | SI_SAVE_TEXTURES,
SI_DECOMPRESS = SI_SAVE_FRAMEBUFFER | SI_DISABLE_RENDER_COND,
SI_COLOR_RESOLVE = SI_SAVE_FRAMEBUFFER
};
static void si_blitter_begin(struct pipe_context *ctx, enum si_blitter_op op)
{
struct si_context *sctx = (struct si_context *)ctx;
r600_suspend_nontimer_queries(&sctx->b);
util_blitter_save_blend(sctx->blitter, sctx->queued.named.blend);
util_blitter_save_depth_stencil_alpha(sctx->blitter, sctx->queued.named.dsa);
util_blitter_save_stencil_ref(sctx->blitter, &sctx->stencil_ref);
util_blitter_save_rasterizer(sctx->blitter, sctx->queued.named.rasterizer);
util_blitter_save_fragment_shader(sctx->blitter, sctx->ps_shader);
util_blitter_save_geometry_shader(sctx->blitter, sctx->gs_shader);
util_blitter_save_vertex_shader(sctx->blitter, sctx->vs_shader);
util_blitter_save_vertex_elements(sctx->blitter, sctx->vertex_elements);
if (sctx->queued.named.sample_mask) {
util_blitter_save_sample_mask(sctx->blitter,
sctx->queued.named.sample_mask->sample_mask);
}
if (sctx->queued.named.viewport) {
util_blitter_save_viewport(sctx->blitter, &sctx->queued.named.viewport->viewport);
}
if (sctx->queued.named.scissor) {
util_blitter_save_scissor(sctx->blitter, &sctx->queued.named.scissor->scissor);
}
util_blitter_save_vertex_buffer_slot(sctx->blitter, sctx->vertex_buffer);
util_blitter_save_so_targets(sctx->blitter, sctx->b.streamout.num_targets,
(struct pipe_stream_output_target**)sctx->b.streamout.targets);
if (op & SI_SAVE_FRAMEBUFFER)
util_blitter_save_framebuffer(sctx->blitter, &sctx->framebuffer.state);
if (op & SI_SAVE_TEXTURES) {
util_blitter_save_fragment_sampler_states(
sctx->blitter, 2,
sctx->samplers[PIPE_SHADER_FRAGMENT].states.saved_states);
util_blitter_save_fragment_sampler_views(sctx->blitter, 2,
sctx->samplers[PIPE_SHADER_FRAGMENT].views.views);
}
if ((op & SI_DISABLE_RENDER_COND) && sctx->b.current_render_cond) {
util_blitter_save_render_condition(sctx->blitter,
sctx->b.current_render_cond,
sctx->b.current_render_cond_cond,
sctx->b.current_render_cond_mode);
}
}
static void si_blitter_end(struct pipe_context *ctx)
{
struct si_context *sctx = (struct si_context *)ctx;
r600_resume_nontimer_queries(&sctx->b);
}
static unsigned u_max_sample(struct pipe_resource *r)
{
return r->nr_samples ? r->nr_samples - 1 : 0;
}
static void si_blit_decompress_depth(struct pipe_context *ctx,
struct r600_texture *texture,
struct r600_texture *staging,
unsigned first_level, unsigned last_level,
unsigned first_layer, unsigned last_layer,
unsigned first_sample, unsigned last_sample)
{
struct si_context *sctx = (struct si_context *)ctx;
unsigned layer, level, sample, checked_last_layer, max_layer, max_sample;
float depth = 1.0f;
const struct util_format_description *desc;
struct r600_texture *flushed_depth_texture = staging ?
staging : texture->flushed_depth_texture;
if (!staging && !texture->dirty_level_mask)
return;
max_sample = u_max_sample(&texture->resource.b.b);
desc = util_format_description(flushed_depth_texture->resource.b.b.format);
if (util_format_has_depth(desc))
sctx->dbcb_depth_copy_enabled = true;
if (util_format_has_stencil(desc))
sctx->dbcb_stencil_copy_enabled = true;
assert(sctx->dbcb_depth_copy_enabled || sctx->dbcb_stencil_copy_enabled);
for (level = first_level; level <= last_level; level++) {
if (!staging && !(texture->dirty_level_mask & (1 << level)))
continue;
/* The smaller the mipmap level, the less layers there are
* as far as 3D textures are concerned. */
max_layer = util_max_layer(&texture->resource.b.b, level);
checked_last_layer = last_layer < max_layer ? last_layer : max_layer;
for (layer = first_layer; layer <= checked_last_layer; layer++) {
for (sample = first_sample; sample <= last_sample; sample++) {
struct pipe_surface *zsurf, *cbsurf, surf_tmpl;
sctx->dbcb_copy_sample = sample;
sctx->db_render_state.dirty = true;
surf_tmpl.format = texture->resource.b.b.format;
surf_tmpl.u.tex.level = level;
surf_tmpl.u.tex.first_layer = layer;
surf_tmpl.u.tex.last_layer = layer;
zsurf = ctx->create_surface(ctx, &texture->resource.b.b, &surf_tmpl);
surf_tmpl.format = flushed_depth_texture->resource.b.b.format;
cbsurf = ctx->create_surface(ctx,
(struct pipe_resource*)flushed_depth_texture, &surf_tmpl);
si_blitter_begin(ctx, SI_DECOMPRESS);
util_blitter_custom_depth_stencil(sctx->blitter, zsurf, cbsurf, 1 << sample,
sctx->custom_dsa_flush, depth);
si_blitter_end(ctx);
pipe_surface_reference(&zsurf, NULL);
pipe_surface_reference(&cbsurf, NULL);
}
}
/* The texture will always be dirty if some layers aren't flushed.
* I don't think this case can occur though. */
if (!staging &&
first_layer == 0 && last_layer == max_layer &&
first_sample == 0 && last_sample == max_sample) {
texture->dirty_level_mask &= ~(1 << level);
}
}
sctx->dbcb_depth_copy_enabled = false;
sctx->dbcb_stencil_copy_enabled = false;
sctx->db_render_state.dirty = true;
}
static void si_blit_decompress_depth_in_place(struct si_context *sctx,
struct r600_texture *texture,
unsigned first_level, unsigned last_level,
unsigned first_layer, unsigned last_layer)
{
struct pipe_surface *zsurf, surf_tmpl = {{0}};
unsigned layer, max_layer, checked_last_layer, level;
sctx->db_inplace_flush_enabled = true;
sctx->db_render_state.dirty = true;
surf_tmpl.format = texture->resource.b.b.format;
for (level = first_level; level <= last_level; level++) {
if (!(texture->dirty_level_mask & (1 << level)))
continue;
surf_tmpl.u.tex.level = level;
/* The smaller the mipmap level, the less layers there are
* as far as 3D textures are concerned. */
max_layer = util_max_layer(&texture->resource.b.b, level);
checked_last_layer = last_layer < max_layer ? last_layer : max_layer;
for (layer = first_layer; layer <= checked_last_layer; layer++) {
surf_tmpl.u.tex.first_layer = layer;
surf_tmpl.u.tex.last_layer = layer;
zsurf = sctx->b.b.create_surface(&sctx->b.b, &texture->resource.b.b, &surf_tmpl);
si_blitter_begin(&sctx->b.b, SI_DECOMPRESS);
util_blitter_custom_depth_stencil(sctx->blitter, zsurf, NULL, ~0,
sctx->custom_dsa_flush,
1.0f);
si_blitter_end(&sctx->b.b);
pipe_surface_reference(&zsurf, NULL);
}
/* The texture will always be dirty if some layers aren't flushed.
* I don't think this case occurs often though. */
if (first_layer == 0 && last_layer == max_layer) {
texture->dirty_level_mask &= ~(1 << level);
}
}
sctx->db_inplace_flush_enabled = false;
sctx->db_render_state.dirty = true;
}
void si_flush_depth_textures(struct si_context *sctx,
struct si_textures_info *textures)
{
unsigned i;
unsigned mask = textures->depth_texture_mask;
while (mask) {
struct pipe_sampler_view *view;
struct r600_texture *tex;
i = u_bit_scan(&mask);
view = textures->views.views[i];
assert(view);
tex = (struct r600_texture *)view->texture;
assert(tex->is_depth && !tex->is_flushing_texture);
si_blit_decompress_depth_in_place(sctx, tex,
view->u.tex.first_level, view->u.tex.last_level,
0, util_max_layer(&tex->resource.b.b, view->u.tex.first_level));
}
}
static void si_blit_decompress_color(struct pipe_context *ctx,
struct r600_texture *rtex,
unsigned first_level, unsigned last_level,
unsigned first_layer, unsigned last_layer)
{
struct si_context *sctx = (struct si_context *)ctx;
unsigned layer, level, checked_last_layer, max_layer;
if (!rtex->dirty_level_mask)
return;
for (level = first_level; level <= last_level; level++) {
if (!(rtex->dirty_level_mask & (1 << level)))
continue;
/* The smaller the mipmap level, the less layers there are
* as far as 3D textures are concerned. */
max_layer = util_max_layer(&rtex->resource.b.b, level);
checked_last_layer = last_layer < max_layer ? last_layer : max_layer;
for (layer = first_layer; layer <= checked_last_layer; layer++) {
struct pipe_surface *cbsurf, surf_tmpl;
surf_tmpl.format = rtex->resource.b.b.format;
surf_tmpl.u.tex.level = level;
surf_tmpl.u.tex.first_layer = layer;
surf_tmpl.u.tex.last_layer = layer;
cbsurf = ctx->create_surface(ctx, &rtex->resource.b.b, &surf_tmpl);
si_blitter_begin(ctx, SI_DECOMPRESS);
util_blitter_custom_color(sctx->blitter, cbsurf,
rtex->fmask.size ? sctx->custom_blend_decompress :
sctx->custom_blend_fastclear);
si_blitter_end(ctx);
pipe_surface_reference(&cbsurf, NULL);
}
/* The texture will always be dirty if some layers aren't flushed.
* I don't think this case occurs often though. */
if (first_layer == 0 && last_layer == max_layer) {
rtex->dirty_level_mask &= ~(1 << level);
}
}
}
void si_decompress_color_textures(struct si_context *sctx,
struct si_textures_info *textures)
{
unsigned i;
unsigned mask = textures->compressed_colortex_mask;
while (mask) {
struct pipe_sampler_view *view;
struct r600_texture *tex;
i = u_bit_scan(&mask);
view = textures->views.views[i];
assert(view);
tex = (struct r600_texture *)view->texture;
assert(tex->cmask.size || tex->fmask.size);
si_blit_decompress_color(&sctx->b.b, tex,
view->u.tex.first_level, view->u.tex.last_level,
0, util_max_layer(&tex->resource.b.b, view->u.tex.first_level));
}
}
static void si_clear(struct pipe_context *ctx, unsigned buffers,
const union pipe_color_union *color,
double depth, unsigned stencil)
{
struct si_context *sctx = (struct si_context *)ctx;
struct pipe_framebuffer_state *fb = &sctx->framebuffer.state;
struct pipe_surface *zsbuf = fb->zsbuf;
struct r600_texture *zstex =
zsbuf ? (struct r600_texture*)zsbuf->texture : NULL;
if (buffers & PIPE_CLEAR_COLOR) {
evergreen_do_fast_color_clear(&sctx->b, fb, &sctx->framebuffer.atom,
&buffers, color);
}
if (buffers & PIPE_CLEAR_COLOR) {
int i;
/* These buffers cannot use fast clear, make sure to disable expansion. */
for (i = 0; i < fb->nr_cbufs; i++) {
struct r600_texture *tex;
/* If not clearing this buffer, skip. */
if (!(buffers & (PIPE_CLEAR_COLOR0 << i)))
continue;
if (!fb->cbufs[i])
continue;
tex = (struct r600_texture *)fb->cbufs[i]->texture;
if (tex->fmask.size == 0)
tex->dirty_level_mask &= ~(1 << fb->cbufs[i]->u.tex.level);
}
}
if (buffers & PIPE_CLEAR_DEPTH &&
zstex && zstex->htile_buffer &&
zsbuf->u.tex.level == 0 &&
zsbuf->u.tex.first_layer == 0 &&
zsbuf->u.tex.last_layer == util_max_layer(&zstex->resource.b.b, 0)) {
/* Need to disable EXPCLEAR temporarily if clearing
* to a new value. */
if (zstex->depth_cleared && zstex->depth_clear_value != depth) {
sctx->db_depth_disable_expclear = true;
}
zstex->depth_clear_value = depth;
sctx->framebuffer.atom.dirty = true; /* updates DB_DEPTH_CLEAR */
sctx->db_depth_clear = true;
sctx->db_render_state.dirty = true;
}
si_blitter_begin(ctx, SI_CLEAR);
util_blitter_clear(sctx->blitter, fb->width, fb->height,
util_framebuffer_get_num_layers(fb),
buffers, color, depth, stencil);
si_blitter_end(ctx);
if (sctx->db_depth_clear) {
sctx->db_depth_clear = false;
sctx->db_depth_disable_expclear = false;
zstex->depth_cleared = true;
sctx->db_render_state.dirty = true;
}
}
static void si_clear_render_target(struct pipe_context *ctx,
struct pipe_surface *dst,
const union pipe_color_union *color,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height)
{
struct si_context *sctx = (struct si_context *)ctx;
si_blitter_begin(ctx, SI_CLEAR_SURFACE);
util_blitter_clear_render_target(sctx->blitter, dst, color,
dstx, dsty, width, height);
si_blitter_end(ctx);
}
static void si_clear_depth_stencil(struct pipe_context *ctx,
struct pipe_surface *dst,
unsigned clear_flags,
double depth,
unsigned stencil,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height)
{
struct si_context *sctx = (struct si_context *)ctx;
si_blitter_begin(ctx, SI_CLEAR_SURFACE);
util_blitter_clear_depth_stencil(sctx->blitter, dst, clear_flags, depth, stencil,
dstx, dsty, width, height);
si_blitter_end(ctx);
}
/* Helper for decompressing a portion of a color or depth resource before
* blitting if any decompression is needed.
* The driver doesn't decompress resources automatically while u_blitter is
* rendering. */
static void si_decompress_subresource(struct pipe_context *ctx,
struct pipe_resource *tex,
unsigned level,
unsigned first_layer, unsigned last_layer)
{
struct si_context *sctx = (struct si_context *)ctx;
struct r600_texture *rtex = (struct r600_texture*)tex;
if (rtex->is_depth && !rtex->is_flushing_texture) {
si_blit_decompress_depth_in_place(sctx, rtex,
level, level,
first_layer, last_layer);
} else if (rtex->fmask.size || rtex->cmask.size) {
si_blit_decompress_color(ctx, rtex, level, level,
first_layer, last_layer);
}
}
struct texture_orig_info {
unsigned format;
unsigned width0;
unsigned height0;
unsigned npix_x;
unsigned npix_y;
unsigned npix0_x;
unsigned npix0_y;
};
static void si_compressed_to_blittable(struct pipe_resource *tex,
unsigned level,
struct texture_orig_info *orig)
{
struct r600_texture *rtex = (struct r600_texture*)tex;
unsigned pixsize = util_format_get_blocksize(rtex->resource.b.b.format);
int new_format;
int new_height, new_width;
orig->format = tex->format;
orig->width0 = tex->width0;
orig->height0 = tex->height0;
orig->npix0_x = rtex->surface.level[0].npix_x;
orig->npix0_y = rtex->surface.level[0].npix_y;
orig->npix_x = rtex->surface.level[level].npix_x;
orig->npix_y = rtex->surface.level[level].npix_y;
if (pixsize == 8)
new_format = PIPE_FORMAT_R16G16B16A16_UINT; /* 64-bit block */
else
new_format = PIPE_FORMAT_R32G32B32A32_UINT; /* 128-bit block */
new_width = util_format_get_nblocksx(tex->format, orig->width0);
new_height = util_format_get_nblocksy(tex->format, orig->height0);
tex->width0 = new_width;
tex->height0 = new_height;
tex->format = new_format;
rtex->surface.level[0].npix_x = util_format_get_nblocksx(orig->format, orig->npix0_x);
rtex->surface.level[0].npix_y = util_format_get_nblocksy(orig->format, orig->npix0_y);
rtex->surface.level[level].npix_x = util_format_get_nblocksx(orig->format, orig->npix_x);
rtex->surface.level[level].npix_y = util_format_get_nblocksy(orig->format, orig->npix_y);
/* By dividing the dimensions by 4, we effectively decrement
* last_level by 2, therefore the last 2 mipmap levels disappear and
* aren't blittable. Note that the last 3 mipmap levels (4x4, 2x2,
* 1x1) have equal slice sizes, which is an important assumption
* for this to work.
*
* In order to make the last 2 mipmap levels blittable, we have to
* add the slice size of the last mipmap level to the texture
* address, so that even though the hw thinks it reads last_level-2,
* it will actually read last_level-1, and if we add the slice size*2,
* it will read last_level. That's how this workaround works.
*/
if (level > rtex->resource.b.b.last_level-2)
rtex->mipmap_shift = level - (rtex->resource.b.b.last_level-2);
}
static void si_change_format(struct pipe_resource *tex,
unsigned level,
struct texture_orig_info *orig,
enum pipe_format format)
{
struct r600_texture *rtex = (struct r600_texture*)tex;
orig->format = tex->format;
orig->width0 = tex->width0;
orig->height0 = tex->height0;
orig->npix0_x = rtex->surface.level[0].npix_x;
orig->npix0_y = rtex->surface.level[0].npix_y;
orig->npix_x = rtex->surface.level[level].npix_x;
orig->npix_y = rtex->surface.level[level].npix_y;
tex->format = format;
}
static void si_reset_blittable_to_orig(struct pipe_resource *tex,
unsigned level,
struct texture_orig_info *orig)
{
struct r600_texture *rtex = (struct r600_texture*)tex;
tex->format = orig->format;
tex->width0 = orig->width0;
tex->height0 = orig->height0;
rtex->surface.level[0].npix_x = orig->npix0_x;
rtex->surface.level[0].npix_y = orig->npix0_y;
rtex->surface.level[level].npix_x = orig->npix_x;
rtex->surface.level[level].npix_y = orig->npix_y;
rtex->mipmap_shift = 0;
}
void si_resource_copy_region(struct pipe_context *ctx,
struct pipe_resource *dst,
unsigned dst_level,
unsigned dstx, unsigned dsty, unsigned dstz,
struct pipe_resource *src,
unsigned src_level,
const struct pipe_box *src_box)
{
struct si_context *sctx = (struct si_context *)ctx;
struct r600_texture *rdst = (struct r600_texture*)dst;
struct pipe_surface *dst_view, dst_templ;
struct pipe_sampler_view src_templ, *src_view;
struct texture_orig_info orig_info[2];
struct pipe_box sbox, dstbox;
boolean restore_orig[2];
/* Fallback for buffers. */
if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
si_copy_buffer(sctx, dst, src, dstx, src_box->x, src_box->width, false);
return;
}
memset(orig_info, 0, sizeof(orig_info));
/* The driver doesn't decompress resources automatically while
* u_blitter is rendering. */
si_decompress_subresource(ctx, src, src_level,
src_box->z, src_box->z + src_box->depth - 1);
restore_orig[0] = restore_orig[1] = FALSE;
if (util_format_is_compressed(src->format) &&
util_format_is_compressed(dst->format)) {
si_compressed_to_blittable(src, src_level, &orig_info[0]);
restore_orig[0] = TRUE;
sbox.x = util_format_get_nblocksx(orig_info[0].format, src_box->x);
sbox.y = util_format_get_nblocksy(orig_info[0].format, src_box->y);
sbox.z = src_box->z;
sbox.width = util_format_get_nblocksx(orig_info[0].format, src_box->width);
sbox.height = util_format_get_nblocksy(orig_info[0].format, src_box->height);
sbox.depth = src_box->depth;
src_box = &sbox;
si_compressed_to_blittable(dst, dst_level, &orig_info[1]);
restore_orig[1] = TRUE;
/* translate the dst box as well */
dstx = util_format_get_nblocksx(orig_info[1].format, dstx);
dsty = util_format_get_nblocksy(orig_info[1].format, dsty);
} else if (!util_blitter_is_copy_supported(sctx->blitter, dst, src)) {
if (util_format_is_subsampled_422(src->format)) {
/* XXX untested */
si_change_format(src, src_level, &orig_info[0],
PIPE_FORMAT_R8G8B8A8_UINT);
si_change_format(dst, dst_level, &orig_info[1],
PIPE_FORMAT_R8G8B8A8_UINT);
sbox = *src_box;
sbox.x = util_format_get_nblocksx(orig_info[0].format, src_box->x);
sbox.width = util_format_get_nblocksx(orig_info[0].format, src_box->width);
src_box = &sbox;
dstx = util_format_get_nblocksx(orig_info[1].format, dstx);
restore_orig[0] = TRUE;
restore_orig[1] = TRUE;
} else {
unsigned blocksize = util_format_get_blocksize(src->format);
switch (blocksize) {
case 1:
si_change_format(src, src_level, &orig_info[0],
PIPE_FORMAT_R8_UNORM);
si_change_format(dst, dst_level, &orig_info[1],
PIPE_FORMAT_R8_UNORM);
break;
case 2:
si_change_format(src, src_level, &orig_info[0],
PIPE_FORMAT_R8G8_UNORM);
si_change_format(dst, dst_level, &orig_info[1],
PIPE_FORMAT_R8G8_UNORM);
break;
case 4:
si_change_format(src, src_level, &orig_info[0],
PIPE_FORMAT_R8G8B8A8_UNORM);
si_change_format(dst, dst_level, &orig_info[1],
PIPE_FORMAT_R8G8B8A8_UNORM);
break;
case 8:
si_change_format(src, src_level, &orig_info[0],
PIPE_FORMAT_R16G16B16A16_UINT);
si_change_format(dst, dst_level, &orig_info[1],
PIPE_FORMAT_R16G16B16A16_UINT);
break;
case 16:
si_change_format(src, src_level, &orig_info[0],
PIPE_FORMAT_R32G32B32A32_UINT);
si_change_format(dst, dst_level, &orig_info[1],
PIPE_FORMAT_R32G32B32A32_UINT);
break;
default:
fprintf(stderr, "Unhandled format %s with blocksize %u\n",
util_format_short_name(src->format), blocksize);
assert(0);
}
restore_orig[0] = TRUE;
restore_orig[1] = TRUE;
}
}
/* Initialize the surface. */
util_blitter_default_dst_texture(&dst_templ, dst, dst_level, dstz);
dst_view = r600_create_surface_custom(ctx, dst, &dst_templ,
rdst->surface.level[dst_level].npix_x,
rdst->surface.level[dst_level].npix_y);
/* Initialize the sampler view. */
util_blitter_default_src_texture(&src_templ, src, src_level);
src_view = ctx->create_sampler_view(ctx, src, &src_templ);
u_box_3d(dstx, dsty, dstz, abs(src_box->width), abs(src_box->height),
abs(src_box->depth), &dstbox);
/* Copy. */
si_blitter_begin(ctx, SI_COPY);
util_blitter_blit_generic(sctx->blitter, dst_view, &dstbox,
src_view, src_box, src->width0, src->height0,
PIPE_MASK_RGBAZS, PIPE_TEX_FILTER_NEAREST, NULL);
si_blitter_end(ctx);
pipe_surface_reference(&dst_view, NULL);
pipe_sampler_view_reference(&src_view, NULL);
if (restore_orig[0])
si_reset_blittable_to_orig(src, src_level, &orig_info[0]);
if (restore_orig[1])
si_reset_blittable_to_orig(dst, dst_level, &orig_info[1]);
}
/* For MSAA integer resolving to work, we change the format to NORM using this function. */
static enum pipe_format int_to_norm_format(enum pipe_format format)
{
switch (format) {
#define REPLACE_FORMAT_SIGN(format,sign) \
case PIPE_FORMAT_##format##_##sign##INT: \
return PIPE_FORMAT_##format##_##sign##NORM
#define REPLACE_FORMAT(format) \
REPLACE_FORMAT_SIGN(format, U); \
REPLACE_FORMAT_SIGN(format, S)
REPLACE_FORMAT_SIGN(B10G10R10A2, U);
REPLACE_FORMAT(R8);
REPLACE_FORMAT(R8G8);
REPLACE_FORMAT(R8G8B8X8);
REPLACE_FORMAT(R8G8B8A8);
REPLACE_FORMAT(A8);
REPLACE_FORMAT(I8);
REPLACE_FORMAT(L8);
REPLACE_FORMAT(L8A8);
REPLACE_FORMAT(R16);
REPLACE_FORMAT(R16G16);
REPLACE_FORMAT(R16G16B16X16);
REPLACE_FORMAT(R16G16B16A16);
REPLACE_FORMAT(A16);
REPLACE_FORMAT(I16);
REPLACE_FORMAT(L16);
REPLACE_FORMAT(L16A16);
#undef REPLACE_FORMAT
#undef REPLACE_FORMAT_SIGN
default:
return format;
}
}
static bool do_hardware_msaa_resolve(struct pipe_context *ctx,
const struct pipe_blit_info *info)
{
struct si_context *sctx = (struct si_context*)ctx;
struct r600_texture *dst = (struct r600_texture*)info->dst.resource;
unsigned dst_width = u_minify(info->dst.resource->width0, info->dst.level);
unsigned dst_height = u_minify(info->dst.resource->height0, info->dst.level);
enum pipe_format format = int_to_norm_format(info->dst.format);
unsigned sample_mask = ~0;
if (info->src.resource->nr_samples > 1 &&
info->dst.resource->nr_samples <= 1 &&
util_max_layer(info->src.resource, 0) == 0 &&
util_max_layer(info->dst.resource, info->dst.level) == 0 &&
info->dst.format == info->src.format &&
!util_format_is_pure_integer(format) &&
!util_format_is_depth_or_stencil(format) &&
!info->scissor_enable &&
(info->mask & PIPE_MASK_RGBA) == PIPE_MASK_RGBA &&
dst_width == info->src.resource->width0 &&
dst_height == info->src.resource->height0 &&
info->dst.box.x == 0 &&
info->dst.box.y == 0 &&
info->dst.box.width == dst_width &&
info->dst.box.height == dst_height &&
info->dst.box.depth == 1 &&
info->src.box.x == 0 &&
info->src.box.y == 0 &&
info->src.box.width == dst_width &&
info->src.box.height == dst_height &&
info->src.box.depth == 1 &&
dst->surface.level[info->dst.level].mode >= RADEON_SURF_MODE_1D &&
!(dst->surface.flags & RADEON_SURF_SCANOUT) &&
(!dst->cmask.size || !dst->dirty_level_mask) /* dst cannot be fast-cleared */) {
si_blitter_begin(ctx, SI_COLOR_RESOLVE |
(info->render_condition_enable ? 0 : SI_DISABLE_RENDER_COND));
util_blitter_custom_resolve_color(sctx->blitter,
info->dst.resource, info->dst.level,
info->dst.box.z,
info->src.resource, info->src.box.z,
sample_mask, sctx->custom_blend_resolve,
format);
si_blitter_end(ctx);
return true;
}
return false;
}
static void si_blit(struct pipe_context *ctx,
const struct pipe_blit_info *info)
{
struct si_context *sctx = (struct si_context*)ctx;
if (do_hardware_msaa_resolve(ctx, info)) {
return;
}
assert(util_blitter_is_blit_supported(sctx->blitter, info));
/* The driver doesn't decompress resources automatically while
* u_blitter is rendering. */
si_decompress_subresource(ctx, info->src.resource, info->src.level,
info->src.box.z,
info->src.box.z + info->src.box.depth - 1);
if (sctx->screen->b.debug_flags & DBG_FORCE_DMA &&
util_try_blit_via_copy_region(ctx, info))
return;
si_blitter_begin(ctx, SI_BLIT |
(info->render_condition_enable ? 0 : SI_DISABLE_RENDER_COND));
util_blitter_blit(sctx->blitter, info);
si_blitter_end(ctx);
}
static void si_flush_resource(struct pipe_context *ctx,
struct pipe_resource *res)
{
struct r600_texture *rtex = (struct r600_texture*)res;
assert(res->target != PIPE_BUFFER);
if (!rtex->is_depth && rtex->cmask.size) {
si_blit_decompress_color(ctx, rtex, 0, res->last_level,
0, util_max_layer(res, 0));
}
}
void si_init_blit_functions(struct si_context *sctx)
{
sctx->b.b.clear = si_clear;
sctx->b.b.clear_render_target = si_clear_render_target;
sctx->b.b.clear_depth_stencil = si_clear_depth_stencil;
sctx->b.b.resource_copy_region = si_resource_copy_region;
sctx->b.b.blit = si_blit;
sctx->b.b.flush_resource = si_flush_resource;
sctx->b.blit_decompress_depth = si_blit_decompress_depth;
}
|