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.
23 #include "r600_pipe.h"
24 #include "util/u_surface.h"
25 #include "util/u_blitter.h"
26 #include "util/u_format.h"
27 #include "evergreend.h"
29 enum r600_blitter_op
/* bitmask */
31 R600_SAVE_FRAGMENT_STATE
= 1,
32 R600_SAVE_TEXTURES
= 2,
33 R600_SAVE_FRAMEBUFFER
= 4,
34 R600_DISABLE_RENDER_COND
= 8,
36 R600_CLEAR
= R600_SAVE_FRAGMENT_STATE
,
38 R600_CLEAR_SURFACE
= R600_SAVE_FRAGMENT_STATE
| R600_SAVE_FRAMEBUFFER
,
40 R600_COPY_BUFFER
= R600_DISABLE_RENDER_COND
,
42 R600_COPY_TEXTURE
= R600_SAVE_FRAGMENT_STATE
| R600_SAVE_FRAMEBUFFER
| R600_SAVE_TEXTURES
|
43 R600_DISABLE_RENDER_COND
,
45 R600_BLIT
= R600_SAVE_FRAGMENT_STATE
| R600_SAVE_FRAMEBUFFER
| R600_SAVE_TEXTURES
|
46 R600_DISABLE_RENDER_COND
,
48 R600_DECOMPRESS
= R600_SAVE_FRAGMENT_STATE
| R600_SAVE_FRAMEBUFFER
| R600_DISABLE_RENDER_COND
,
50 R600_COLOR_RESOLVE
= R600_SAVE_FRAGMENT_STATE
| R600_SAVE_FRAMEBUFFER
| R600_DISABLE_RENDER_COND
53 static void r600_blitter_begin(struct pipe_context
*ctx
, enum r600_blitter_op op
)
55 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
57 r600_suspend_nontimer_queries(rctx
);
59 util_blitter_save_vertex_buffer_slot(rctx
->blitter
, rctx
->vertex_buffer_state
.vb
);
60 util_blitter_save_vertex_elements(rctx
->blitter
, rctx
->vertex_fetch_shader
.cso
);
61 util_blitter_save_vertex_shader(rctx
->blitter
, rctx
->vs_shader
);
62 util_blitter_save_so_targets(rctx
->blitter
, rctx
->b
.streamout
.num_targets
,
63 (struct pipe_stream_output_target
**)rctx
->b
.streamout
.targets
);
64 util_blitter_save_rasterizer(rctx
->blitter
, rctx
->rasterizer_state
.cso
);
66 if (op
& R600_SAVE_FRAGMENT_STATE
) {
67 util_blitter_save_viewport(rctx
->blitter
, &rctx
->viewport
.state
);
68 util_blitter_save_scissor(rctx
->blitter
, &rctx
->scissor
.scissor
);
69 util_blitter_save_fragment_shader(rctx
->blitter
, rctx
->ps_shader
);
70 util_blitter_save_blend(rctx
->blitter
, rctx
->blend_state
.cso
);
71 util_blitter_save_depth_stencil_alpha(rctx
->blitter
, rctx
->dsa_state
.cso
);
72 util_blitter_save_stencil_ref(rctx
->blitter
, &rctx
->stencil_ref
.pipe_state
);
73 util_blitter_save_sample_mask(rctx
->blitter
, rctx
->sample_mask
.sample_mask
);
76 if (op
& R600_SAVE_FRAMEBUFFER
)
77 util_blitter_save_framebuffer(rctx
->blitter
, &rctx
->framebuffer
.state
);
79 if (op
& R600_SAVE_TEXTURES
) {
80 util_blitter_save_fragment_sampler_states(
81 rctx
->blitter
, util_last_bit(rctx
->samplers
[PIPE_SHADER_FRAGMENT
].states
.enabled_mask
),
82 (void**)rctx
->samplers
[PIPE_SHADER_FRAGMENT
].states
.states
);
84 util_blitter_save_fragment_sampler_views(
85 rctx
->blitter
, util_last_bit(rctx
->samplers
[PIPE_SHADER_FRAGMENT
].views
.enabled_mask
),
86 (struct pipe_sampler_view
**)rctx
->samplers
[PIPE_SHADER_FRAGMENT
].views
.views
);
89 if ((op
& R600_DISABLE_RENDER_COND
) && rctx
->current_render_cond
) {
90 util_blitter_save_render_condition(rctx
->blitter
,
91 rctx
->current_render_cond
,
92 rctx
->current_render_cond_cond
,
93 rctx
->current_render_cond_mode
);
97 static void r600_blitter_end(struct pipe_context
*ctx
)
99 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
100 r600_resume_nontimer_queries(rctx
);
103 static unsigned u_max_sample(struct pipe_resource
*r
)
105 return r
->nr_samples
? r
->nr_samples
- 1 : 0;
108 static void r600_blit_decompress_depth(struct pipe_context
*ctx
,
109 struct r600_texture
*texture
,
110 struct r600_texture
*staging
,
111 unsigned first_level
, unsigned last_level
,
112 unsigned first_layer
, unsigned last_layer
,
113 unsigned first_sample
, unsigned last_sample
)
115 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
116 unsigned layer
, level
, sample
, checked_last_layer
, max_layer
, max_sample
;
117 struct r600_texture
*flushed_depth_texture
= staging
?
118 staging
: texture
->flushed_depth_texture
;
119 const struct util_format_description
*desc
=
120 util_format_description(texture
->resource
.b
.b
.format
);
123 if (!staging
&& !texture
->dirty_level_mask
)
126 max_sample
= u_max_sample(&texture
->resource
.b
.b
);
128 /* XXX Decompressing MSAA depth textures is broken on R6xx.
129 * There is also a hardlock if CMASK and FMASK are not present.
130 * Just skip this until we find out how to fix it. */
131 if (rctx
->b
.chip_class
== R600
&& max_sample
> 0) {
132 texture
->dirty_level_mask
= 0;
136 if (rctx
->b
.family
== CHIP_RV610
|| rctx
->b
.family
== CHIP_RV630
||
137 rctx
->b
.family
== CHIP_RV620
|| rctx
->b
.family
== CHIP_RV635
)
142 /* Enable decompression in DB_RENDER_CONTROL */
143 rctx
->db_misc_state
.flush_depthstencil_through_cb
= true;
144 rctx
->db_misc_state
.copy_depth
= util_format_has_depth(desc
);
145 rctx
->db_misc_state
.copy_stencil
= util_format_has_stencil(desc
);
146 rctx
->db_misc_state
.copy_sample
= first_sample
;
147 rctx
->db_misc_state
.atom
.dirty
= true;
149 for (level
= first_level
; level
<= last_level
; level
++) {
150 if (!staging
&& !(texture
->dirty_level_mask
& (1 << level
)))
153 /* The smaller the mipmap level, the less layers there are
154 * as far as 3D textures are concerned. */
155 max_layer
= util_max_layer(&texture
->resource
.b
.b
, level
);
156 checked_last_layer
= last_layer
< max_layer
? last_layer
: max_layer
;
158 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
159 for (sample
= first_sample
; sample
<= last_sample
; sample
++) {
160 struct pipe_surface
*zsurf
, *cbsurf
, surf_tmpl
;
162 if (sample
!= rctx
->db_misc_state
.copy_sample
) {
163 rctx
->db_misc_state
.copy_sample
= sample
;
164 rctx
->db_misc_state
.atom
.dirty
= true;
167 surf_tmpl
.format
= texture
->resource
.b
.b
.format
;
168 surf_tmpl
.u
.tex
.level
= level
;
169 surf_tmpl
.u
.tex
.first_layer
= layer
;
170 surf_tmpl
.u
.tex
.last_layer
= layer
;
172 zsurf
= ctx
->create_surface(ctx
, &texture
->resource
.b
.b
, &surf_tmpl
);
174 surf_tmpl
.format
= flushed_depth_texture
->resource
.b
.b
.format
;
175 cbsurf
= ctx
->create_surface(ctx
,
176 &flushed_depth_texture
->resource
.b
.b
, &surf_tmpl
);
178 r600_blitter_begin(ctx
, R600_DECOMPRESS
);
179 util_blitter_custom_depth_stencil(rctx
->blitter
, zsurf
, cbsurf
, 1 << sample
,
180 rctx
->custom_dsa_flush
, depth
);
181 r600_blitter_end(ctx
);
183 pipe_surface_reference(&zsurf
, NULL
);
184 pipe_surface_reference(&cbsurf
, NULL
);
188 /* The texture will always be dirty if some layers or samples aren't flushed.
189 * I don't think this case occurs often though. */
191 first_layer
== 0 && last_layer
== max_layer
&&
192 first_sample
== 0 && last_sample
== max_sample
) {
193 texture
->dirty_level_mask
&= ~(1 << level
);
197 /* reenable compression in DB_RENDER_CONTROL */
198 rctx
->db_misc_state
.flush_depthstencil_through_cb
= false;
199 rctx
->db_misc_state
.atom
.dirty
= true;
202 static void r600_blit_decompress_depth_in_place(struct r600_context
*rctx
,
203 struct r600_texture
*texture
,
204 unsigned first_level
, unsigned last_level
,
205 unsigned first_layer
, unsigned last_layer
)
207 struct pipe_surface
*zsurf
, surf_tmpl
= {{0}};
208 unsigned layer
, max_layer
, checked_last_layer
, level
;
210 /* Enable decompression in DB_RENDER_CONTROL */
211 rctx
->db_misc_state
.flush_depthstencil_in_place
= true;
212 rctx
->db_misc_state
.atom
.dirty
= true;
214 surf_tmpl
.format
= texture
->resource
.b
.b
.format
;
216 for (level
= first_level
; level
<= last_level
; level
++) {
217 if (!(texture
->dirty_level_mask
& (1 << level
)))
220 surf_tmpl
.u
.tex
.level
= level
;
222 /* The smaller the mipmap level, the less layers there are
223 * as far as 3D textures are concerned. */
224 max_layer
= util_max_layer(&texture
->resource
.b
.b
, level
);
225 checked_last_layer
= last_layer
< max_layer
? last_layer
: max_layer
;
227 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
228 surf_tmpl
.u
.tex
.first_layer
= layer
;
229 surf_tmpl
.u
.tex
.last_layer
= layer
;
231 zsurf
= rctx
->b
.b
.create_surface(&rctx
->b
.b
, &texture
->resource
.b
.b
, &surf_tmpl
);
233 r600_blitter_begin(&rctx
->b
.b
, R600_DECOMPRESS
);
234 util_blitter_custom_depth_stencil(rctx
->blitter
, zsurf
, NULL
, ~0,
235 rctx
->custom_dsa_flush
, 1.0f
);
236 r600_blitter_end(&rctx
->b
.b
);
238 pipe_surface_reference(&zsurf
, NULL
);
241 /* The texture will always be dirty if some layers or samples aren't flushed.
242 * I don't think this case occurs often though. */
243 if (first_layer
== 0 && last_layer
== max_layer
) {
244 texture
->dirty_level_mask
&= ~(1 << level
);
248 /* Disable decompression in DB_RENDER_CONTROL */
249 rctx
->db_misc_state
.flush_depthstencil_in_place
= false;
250 rctx
->db_misc_state
.atom
.dirty
= true;
253 void r600_decompress_depth_textures(struct r600_context
*rctx
,
254 struct r600_samplerview_state
*textures
)
257 unsigned depth_texture_mask
= textures
->compressed_depthtex_mask
;
259 while (depth_texture_mask
) {
260 struct pipe_sampler_view
*view
;
261 struct r600_texture
*tex
;
263 i
= u_bit_scan(&depth_texture_mask
);
265 view
= &textures
->views
[i
]->base
;
268 tex
= (struct r600_texture
*)view
->texture
;
269 assert(tex
->is_depth
&& !tex
->is_flushing_texture
);
271 if (rctx
->b
.chip_class
>= EVERGREEN
||
272 r600_can_read_depth(tex
)) {
273 r600_blit_decompress_depth_in_place(rctx
, tex
,
274 view
->u
.tex
.first_level
, view
->u
.tex
.last_level
,
275 0, util_max_layer(&tex
->resource
.b
.b
, view
->u
.tex
.first_level
));
277 r600_blit_decompress_depth(&rctx
->b
.b
, tex
, NULL
,
278 view
->u
.tex
.first_level
, view
->u
.tex
.last_level
,
279 0, util_max_layer(&tex
->resource
.b
.b
, view
->u
.tex
.first_level
),
280 0, u_max_sample(&tex
->resource
.b
.b
));
285 static void r600_blit_decompress_color(struct pipe_context
*ctx
,
286 struct r600_texture
*rtex
,
287 unsigned first_level
, unsigned last_level
,
288 unsigned first_layer
, unsigned last_layer
)
290 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
291 unsigned layer
, level
, checked_last_layer
, max_layer
;
293 if (!rtex
->dirty_level_mask
)
296 for (level
= first_level
; level
<= last_level
; level
++) {
297 if (!(rtex
->dirty_level_mask
& (1 << level
)))
300 /* The smaller the mipmap level, the less layers there are
301 * as far as 3D textures are concerned. */
302 max_layer
= util_max_layer(&rtex
->resource
.b
.b
, level
);
303 checked_last_layer
= last_layer
< max_layer
? last_layer
: max_layer
;
305 for (layer
= first_layer
; layer
<= checked_last_layer
; layer
++) {
306 struct pipe_surface
*cbsurf
, surf_tmpl
;
308 surf_tmpl
.format
= rtex
->resource
.b
.b
.format
;
309 surf_tmpl
.u
.tex
.level
= level
;
310 surf_tmpl
.u
.tex
.first_layer
= layer
;
311 surf_tmpl
.u
.tex
.last_layer
= layer
;
312 cbsurf
= ctx
->create_surface(ctx
, &rtex
->resource
.b
.b
, &surf_tmpl
);
314 r600_blitter_begin(ctx
, R600_DECOMPRESS
);
315 util_blitter_custom_color(rctx
->blitter
, cbsurf
,
316 rtex
->fmask
.size
? rctx
->custom_blend_decompress
: rctx
->custom_blend_fastclear
);
317 r600_blitter_end(ctx
);
319 pipe_surface_reference(&cbsurf
, NULL
);
322 /* The texture will always be dirty if some layers aren't flushed.
323 * I don't think this case occurs often though. */
324 if (first_layer
== 0 && last_layer
== max_layer
) {
325 rtex
->dirty_level_mask
&= ~(1 << level
);
330 void r600_decompress_color_textures(struct r600_context
*rctx
,
331 struct r600_samplerview_state
*textures
)
334 unsigned mask
= textures
->compressed_colortex_mask
;
337 struct pipe_sampler_view
*view
;
338 struct r600_texture
*tex
;
340 i
= u_bit_scan(&mask
);
342 view
= &textures
->views
[i
]->base
;
345 tex
= (struct r600_texture
*)view
->texture
;
346 assert(tex
->cmask
.size
);
348 r600_blit_decompress_color(&rctx
->b
.b
, tex
,
349 view
->u
.tex
.first_level
, view
->u
.tex
.last_level
,
350 0, util_max_layer(&tex
->resource
.b
.b
, view
->u
.tex
.first_level
));
354 /* Helper for decompressing a portion of a color or depth resource before
355 * blitting if any decompression is needed.
356 * The driver doesn't decompress resources automatically while u_blitter is
358 static bool r600_decompress_subresource(struct pipe_context
*ctx
,
359 struct pipe_resource
*tex
,
361 unsigned first_layer
, unsigned last_layer
)
363 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
364 struct r600_texture
*rtex
= (struct r600_texture
*)tex
;
366 if (rtex
->is_depth
&& !rtex
->is_flushing_texture
) {
367 if (rctx
->b
.chip_class
>= EVERGREEN
||
368 r600_can_read_depth(rtex
)) {
369 r600_blit_decompress_depth_in_place(rctx
, rtex
,
371 first_layer
, last_layer
);
373 if (!r600_init_flushed_depth_texture(ctx
, tex
, NULL
))
374 return false; /* error */
376 r600_blit_decompress_depth(ctx
, rtex
, NULL
,
378 first_layer
, last_layer
,
379 0, u_max_sample(tex
));
381 } else if (rtex
->cmask
.size
) {
382 r600_blit_decompress_color(ctx
, rtex
, level
, level
,
383 first_layer
, last_layer
);
388 static boolean
is_simple_msaa_resolve(const struct pipe_blit_info
*info
)
390 unsigned dst_width
= u_minify(info
->dst
.resource
->width0
, info
->dst
.level
);
391 unsigned dst_height
= u_minify(info
->dst
.resource
->height0
, info
->dst
.level
);
392 struct r600_texture
*dst
= (struct r600_texture
*)info
->dst
.resource
;
393 unsigned dst_tile_mode
= dst
->surface
.level
[info
->dst
.level
].mode
;
395 return info
->dst
.resource
->format
== info
->src
.resource
->format
&&
396 info
->dst
.resource
->format
== info
->dst
.format
&&
397 info
->src
.resource
->format
== info
->src
.format
&&
398 !info
->scissor_enable
&&
399 info
->mask
== PIPE_MASK_RGBA
&&
400 dst_width
== info
->src
.resource
->width0
&&
401 dst_height
== info
->src
.resource
->height0
&&
402 info
->dst
.box
.x
== 0 &&
403 info
->dst
.box
.y
== 0 &&
404 info
->dst
.box
.width
== dst_width
&&
405 info
->dst
.box
.height
== dst_height
&&
406 info
->src
.box
.x
== 0 &&
407 info
->src
.box
.y
== 0 &&
408 info
->src
.box
.width
== dst_width
&&
409 info
->src
.box
.height
== dst_height
&&
410 /* Dst must be tiled. If it's not, we have to use a temporary
411 * resource which is tiled. */
412 dst_tile_mode
>= RADEON_SURF_MODE_1D
;
415 static void r600_clear_buffer(struct pipe_context
*ctx
, struct pipe_resource
*dst
,
416 unsigned offset
, unsigned size
, unsigned value
);
418 static void evergreen_set_clear_color(struct pipe_surface
*cbuf
,
419 const union pipe_color_union
*color
)
421 unsigned *clear_value
= ((struct r600_texture
*)cbuf
->texture
)->color_clear_value
;
424 memset(&uc
, 0, sizeof(uc
));
426 if (util_format_is_pure_uint(cbuf
->format
)) {
427 util_format_write_4ui(cbuf
->format
, color
->ui
, 0, &uc
, 0, 0, 0, 1, 1);
428 } else if (util_format_is_pure_sint(cbuf
->format
)) {
429 util_format_write_4i(cbuf
->format
, color
->i
, 0, &uc
, 0, 0, 0, 1, 1);
431 util_pack_color(color
->f
, cbuf
->format
, &uc
);
434 memcpy(clear_value
, &uc
, 2 * sizeof(uint32_t));
437 static void evergreen_check_alloc_cmask(struct pipe_context
*ctx
,
438 struct pipe_surface
*cbuf
)
440 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
441 struct r600_texture
*tex
= (struct r600_texture
*)cbuf
->texture
;
442 struct r600_surface
*surf
= (struct r600_surface
*)cbuf
;
444 if (tex
->cmask_buffer
)
447 r600_texture_init_cmask(&rctx
->screen
->b
, tex
);
449 /* update colorbuffer state bits */
450 if (tex
->cmask_buffer
!= NULL
) {
451 uint64_t va
= r600_resource_va(rctx
->b
.b
.screen
, &tex
->cmask_buffer
->b
.b
);
452 surf
->cb_color_cmask
= va
>> 8;
453 surf
->cb_color_cmask_slice
= S_028C80_TILE_MAX(tex
->cmask
.slice_tile_max
);
454 surf
->cb_color_info
|= S_028C70_FAST_CLEAR(1);
458 static bool can_fast_clear_color(struct pipe_context
*ctx
)
460 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
461 struct pipe_framebuffer_state
*fb
= &rctx
->framebuffer
.state
;
464 if (rctx
->b
.chip_class
< EVERGREEN
) {
468 for (i
= 0; i
< fb
->nr_cbufs
; i
++) {
469 struct r600_texture
*tex
= (struct r600_texture
*)fb
->cbufs
[i
]->texture
;
471 /* 128-bit formats are unuspported */
472 if (util_format_get_blocksizebits(fb
->cbufs
[i
]->format
) > 64) {
476 /* the clear is allowed if all layers are bound */
477 if (fb
->cbufs
[i
]->u
.tex
.first_layer
!= 0 ||
478 fb
->cbufs
[i
]->u
.tex
.last_layer
!= util_max_layer(&tex
->resource
.b
.b
, 0)) {
482 /* cannot clear mipmapped textures */
483 if (fb
->cbufs
[i
]->texture
->last_level
!= 0) {
487 /* only supported on tiled surfaces */
488 if (tex
->surface
.level
[0].mode
< RADEON_SURF_MODE_1D
) {
492 /* ensure CMASK is enabled */
493 evergreen_check_alloc_cmask(ctx
, fb
->cbufs
[i
]);
494 if (tex
->cmask
.size
== 0) {
502 static void r600_clear(struct pipe_context
*ctx
, unsigned buffers
,
503 const union pipe_color_union
*color
,
504 double depth
, unsigned stencil
)
506 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
507 struct pipe_framebuffer_state
*fb
= &rctx
->framebuffer
.state
;
509 /* fast clear on colorbuffers (EG+) */
510 if ((buffers
& PIPE_CLEAR_COLOR
) && can_fast_clear_color(ctx
)) {
513 for (i
= 0; i
< fb
->nr_cbufs
; i
++) {
514 struct r600_texture
*tex
= (struct r600_texture
*)fb
->cbufs
[i
]->texture
;
516 evergreen_set_clear_color(fb
->cbufs
[i
], color
);
517 r600_clear_buffer(ctx
, &tex
->cmask_buffer
->b
.b
,
518 tex
->cmask
.offset
, tex
->cmask
.size
, 0);
519 tex
->dirty_level_mask
|= 1 << fb
->cbufs
[i
]->u
.tex
.level
;
522 rctx
->framebuffer
.atom
.dirty
= true;
524 buffers
&= ~PIPE_CLEAR_COLOR
;
527 } else if (buffers
& PIPE_CLEAR_COLOR
) {
530 /* cannot use fast clear, make sure to disable expansion */
531 for (i
= 0; i
< fb
->nr_cbufs
; i
++) {
532 struct r600_texture
*tex
= (struct r600_texture
*)fb
->cbufs
[i
]->texture
;
533 if (tex
->fmask
.size
== 0)
534 tex
->dirty_level_mask
&= ~(1 << fb
->cbufs
[i
]->u
.tex
.level
);
538 /* if hyperz enabled just clear hyperz */
539 if (fb
->zsbuf
&& (buffers
& PIPE_CLEAR_DEPTH
)) {
540 struct r600_texture
*rtex
;
541 unsigned level
= fb
->zsbuf
->u
.tex
.level
;
543 rtex
= (struct r600_texture
*)fb
->zsbuf
->texture
;
545 /* We can't use hyperz fast clear if each slice of a texture
546 * array are clear to different value. To simplify code just
547 * disable fast clear for texture array.
549 /* Only use htile for first level */
550 if (rtex
->htile
&& !level
&& rtex
->surface
.array_size
== 1) {
551 if (rtex
->depth_clear
!= depth
) {
552 rtex
->depth_clear
= depth
;
553 rctx
->db_state
.atom
.dirty
= true;
555 rctx
->db_misc_state
.htile_clear
= true;
556 rctx
->db_misc_state
.atom
.dirty
= true;
560 r600_blitter_begin(ctx
, R600_CLEAR
);
561 util_blitter_clear(rctx
->blitter
, fb
->width
, fb
->height
, 1,
562 buffers
, color
, depth
, stencil
);
563 r600_blitter_end(ctx
);
565 /* disable fast clear */
566 if (rctx
->db_misc_state
.htile_clear
) {
567 rctx
->db_misc_state
.htile_clear
= false;
568 rctx
->db_misc_state
.atom
.dirty
= true;
572 static void r600_clear_render_target(struct pipe_context
*ctx
,
573 struct pipe_surface
*dst
,
574 const union pipe_color_union
*color
,
575 unsigned dstx
, unsigned dsty
,
576 unsigned width
, unsigned height
)
578 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
580 r600_blitter_begin(ctx
, R600_CLEAR_SURFACE
);
581 util_blitter_clear_render_target(rctx
->blitter
, dst
, color
,
582 dstx
, dsty
, width
, height
);
583 r600_blitter_end(ctx
);
586 static void r600_clear_depth_stencil(struct pipe_context
*ctx
,
587 struct pipe_surface
*dst
,
588 unsigned clear_flags
,
591 unsigned dstx
, unsigned dsty
,
592 unsigned width
, unsigned height
)
594 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
596 r600_blitter_begin(ctx
, R600_CLEAR_SURFACE
);
597 util_blitter_clear_depth_stencil(rctx
->blitter
, dst
, clear_flags
, depth
, stencil
,
598 dstx
, dsty
, width
, height
);
599 r600_blitter_end(ctx
);
602 void r600_copy_buffer(struct pipe_context
*ctx
, struct pipe_resource
*dst
, unsigned dstx
,
603 struct pipe_resource
*src
, const struct pipe_box
*src_box
)
605 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
607 if (rctx
->screen
->has_cp_dma
) {
608 r600_cp_dma_copy_buffer(rctx
, dst
, dstx
, src
, src_box
->x
, src_box
->width
);
610 else if (rctx
->screen
->has_streamout
&&
611 /* Require 4-byte alignment. */
612 dstx
% 4 == 0 && src_box
->x
% 4 == 0 && src_box
->width
% 4 == 0) {
614 r600_blitter_begin(ctx
, R600_COPY_BUFFER
);
615 util_blitter_copy_buffer(rctx
->blitter
, dst
, dstx
, src
, src_box
->x
, src_box
->width
);
616 r600_blitter_end(ctx
);
618 util_resource_copy_region(ctx
, dst
, 0, dstx
, 0, 0, src
, 0, src_box
);
623 * Global buffers are not really resources, they are are actually offsets
624 * into a single global resource (r600_screen::global_pool). The means
625 * they don't have their own cs_buf handle, so they cannot be passed
626 * to r600_copy_buffer() and must be handled separately.
628 * XXX: It should be possible to implement this function using
629 * r600_copy_buffer() by passing the memory_pool resource as both src
630 * and dst and updating dstx and src_box to point to the correct offsets.
631 * This would likely perform better than the current implementation.
633 static void r600_copy_global_buffer(struct pipe_context
*ctx
,
634 struct pipe_resource
*dst
, unsigned
635 dstx
, struct pipe_resource
*src
,
636 const struct pipe_box
*src_box
)
638 struct pipe_box dst_box
; struct pipe_transfer
*src_pxfer
,
641 u_box_1d(dstx
, src_box
->width
, &dst_box
);
642 void *src_ptr
= ctx
->transfer_map(ctx
, src
, 0, PIPE_TRANSFER_READ
,
643 src_box
, &src_pxfer
);
644 void *dst_ptr
= ctx
->transfer_map(ctx
, dst
, 0, PIPE_TRANSFER_WRITE
,
645 &dst_box
, &dst_pxfer
);
646 memcpy(dst_ptr
, src_ptr
, src_box
->width
);
648 ctx
->transfer_unmap(ctx
, src_pxfer
);
649 ctx
->transfer_unmap(ctx
, dst_pxfer
);
652 static void r600_clear_buffer(struct pipe_context
*ctx
, struct pipe_resource
*dst
,
653 unsigned offset
, unsigned size
, unsigned value
)
655 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
657 if (rctx
->screen
->has_cp_dma
&&
658 rctx
->b
.chip_class
>= EVERGREEN
&&
659 offset
% 4 == 0 && size
% 4 == 0) {
660 evergreen_cp_dma_clear_buffer(rctx
, dst
, offset
, size
, value
);
661 } else if (rctx
->screen
->has_streamout
&& offset
% 4 == 0 && size
% 4 == 0) {
662 union pipe_color_union clear_value
;
663 clear_value
.ui
[0] = value
;
665 r600_blitter_begin(ctx
, R600_DISABLE_RENDER_COND
);
666 util_blitter_clear_buffer(rctx
->blitter
, dst
, offset
, size
,
668 r600_blitter_end(ctx
);
670 uint32_t *map
= r600_buffer_map_sync_with_rings(&rctx
->b
, r600_resource(dst
),
671 PIPE_TRANSFER_WRITE
);
673 for (unsigned i
= 0; i
< size
; i
++)
678 static bool util_format_is_subsampled_2x1_32bpp(enum pipe_format format
)
680 const struct util_format_description
*desc
= util_format_description(format
);
682 return desc
->layout
== UTIL_FORMAT_LAYOUT_SUBSAMPLED
&&
683 desc
->block
.width
== 2 &&
684 desc
->block
.height
== 1 &&
685 desc
->block
.bits
== 32;
688 static void r600_resource_copy_region(struct pipe_context
*ctx
,
689 struct pipe_resource
*dst
,
691 unsigned dstx
, unsigned dsty
, unsigned dstz
,
692 struct pipe_resource
*src
,
694 const struct pipe_box
*src_box
)
696 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
697 struct pipe_surface
*dst_view
, dst_templ
;
698 struct pipe_sampler_view src_templ
, *src_view
;
699 unsigned dst_width
, dst_height
, src_width0
, src_height0
, src_widthFL
, src_heightFL
;
700 struct pipe_box sbox
, dstbox
;
702 /* Handle buffers first. */
703 if (dst
->target
== PIPE_BUFFER
&& src
->target
== PIPE_BUFFER
) {
704 if ((src
->bind
& PIPE_BIND_GLOBAL
) ||
705 (dst
->bind
& PIPE_BIND_GLOBAL
)) {
706 r600_copy_global_buffer(ctx
, dst
, dstx
, src
, src_box
);
708 r600_copy_buffer(ctx
, dst
, dstx
, src
, src_box
);
713 assert(u_max_sample(dst
) == u_max_sample(src
));
715 /* The driver doesn't decompress resources automatically while
716 * u_blitter is rendering. */
717 if (!r600_decompress_subresource(ctx
, src
, src_level
,
718 src_box
->z
, src_box
->z
+ src_box
->depth
- 1)) {
722 dst_width
= u_minify(dst
->width0
, dst_level
);
723 dst_height
= u_minify(dst
->height0
, dst_level
);
724 src_width0
= src
->width0
;
725 src_height0
= src
->height0
;
726 src_widthFL
= u_minify(src
->width0
, src_level
);
727 src_heightFL
= u_minify(src
->height0
, src_level
);
729 util_blitter_default_dst_texture(&dst_templ
, dst
, dst_level
, dstz
);
730 util_blitter_default_src_texture(&src_templ
, src
, src_level
);
732 if (util_format_is_compressed(src
->format
)) {
733 unsigned blocksize
= util_format_get_blocksize(src
->format
);
736 src_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
; /* 64-bit block */
738 src_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
; /* 128-bit block */
739 dst_templ
.format
= src_templ
.format
;
741 dst_width
= util_format_get_nblocksx(dst
->format
, dst_width
);
742 dst_height
= util_format_get_nblocksy(dst
->format
, dst_height
);
743 src_width0
= util_format_get_nblocksx(src
->format
, src_width0
);
744 src_height0
= util_format_get_nblocksy(src
->format
, src_height0
);
745 src_widthFL
= util_format_get_nblocksx(src
->format
, src_widthFL
);
746 src_heightFL
= util_format_get_nblocksy(src
->format
, src_heightFL
);
748 dstx
= util_format_get_nblocksx(dst
->format
, dstx
);
749 dsty
= util_format_get_nblocksy(dst
->format
, dsty
);
751 sbox
.x
= util_format_get_nblocksx(src
->format
, src_box
->x
);
752 sbox
.y
= util_format_get_nblocksy(src
->format
, src_box
->y
);
754 sbox
.width
= util_format_get_nblocksx(src
->format
, src_box
->width
);
755 sbox
.height
= util_format_get_nblocksy(src
->format
, src_box
->height
);
756 sbox
.depth
= src_box
->depth
;
758 } else if (!util_blitter_is_copy_supported(rctx
->blitter
, dst
, src
,
760 if (util_format_is_subsampled_2x1_32bpp(src
->format
)) {
762 src_templ
.format
= PIPE_FORMAT_R8G8B8A8_UINT
;
763 dst_templ
.format
= PIPE_FORMAT_R8G8B8A8_UINT
;
765 dst_width
= util_format_get_nblocksx(dst
->format
, dst_width
);
766 src_width0
= util_format_get_nblocksx(src
->format
, src_width0
);
767 src_widthFL
= util_format_get_nblocksx(src
->format
, src_widthFL
);
769 dstx
= util_format_get_nblocksx(dst
->format
, dstx
);
772 sbox
.x
= util_format_get_nblocksx(src
->format
, src_box
->x
);
773 sbox
.width
= util_format_get_nblocksx(src
->format
, src_box
->width
);
776 unsigned blocksize
= util_format_get_blocksize(src
->format
);
780 dst_templ
.format
= PIPE_FORMAT_R8_UNORM
;
781 src_templ
.format
= PIPE_FORMAT_R8_UNORM
;
784 dst_templ
.format
= PIPE_FORMAT_R8G8_UNORM
;
785 src_templ
.format
= PIPE_FORMAT_R8G8_UNORM
;
788 dst_templ
.format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
789 src_templ
.format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
792 dst_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
;
793 src_templ
.format
= PIPE_FORMAT_R16G16B16A16_UINT
;
796 dst_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
;
797 src_templ
.format
= PIPE_FORMAT_R32G32B32A32_UINT
;
800 fprintf(stderr
, "Unhandled format %s with blocksize %u\n",
801 util_format_short_name(src
->format
), blocksize
);
807 dst_view
= r600_create_surface_custom(ctx
, dst
, &dst_templ
, dst_width
, dst_height
);
809 if (rctx
->b
.chip_class
>= EVERGREEN
) {
810 src_view
= evergreen_create_sampler_view_custom(ctx
, src
, &src_templ
,
811 src_width0
, src_height0
);
813 src_view
= r600_create_sampler_view_custom(ctx
, src
, &src_templ
,
814 src_widthFL
, src_heightFL
);
817 u_box_3d(dstx
, dsty
, dstz
, abs(src_box
->width
), abs(src_box
->height
),
818 abs(src_box
->depth
), &dstbox
);
821 r600_blitter_begin(ctx
, R600_COPY_TEXTURE
);
822 util_blitter_blit_generic(rctx
->blitter
, dst_view
, &dstbox
,
823 src_view
, src_box
, src_width0
, src_height0
,
824 PIPE_MASK_RGBAZS
, PIPE_TEX_FILTER_NEAREST
, NULL
,
826 r600_blitter_end(ctx
);
828 pipe_surface_reference(&dst_view
, NULL
);
829 pipe_sampler_view_reference(&src_view
, NULL
);
832 /* For MSAA integer resolving to work, we change the format to NORM using this function. */
833 static enum pipe_format
int_to_norm_format(enum pipe_format format
)
836 #define REPLACE_FORMAT_SIGN(format,sign) \
837 case PIPE_FORMAT_##format##_##sign##INT: \
838 return PIPE_FORMAT_##format##_##sign##NORM
839 #define REPLACE_FORMAT(format) \
840 REPLACE_FORMAT_SIGN(format, U); \
841 REPLACE_FORMAT_SIGN(format, S)
843 REPLACE_FORMAT_SIGN(B10G10R10A2
, U
);
845 REPLACE_FORMAT(R8G8
);
846 REPLACE_FORMAT(R8G8B8X8
);
847 REPLACE_FORMAT(R8G8B8A8
);
851 REPLACE_FORMAT(L8A8
);
853 REPLACE_FORMAT(R16G16
);
854 REPLACE_FORMAT(R16G16B16X16
);
855 REPLACE_FORMAT(R16G16B16A16
);
859 REPLACE_FORMAT(L16A16
);
861 #undef REPLACE_FORMAT
862 #undef REPLACE_FORMAT_SIGN
868 static void r600_msaa_color_resolve(struct pipe_context
*ctx
,
869 const struct pipe_blit_info
*info
)
871 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
872 struct pipe_screen
*screen
= ctx
->screen
;
873 struct pipe_resource
*tmp
, templ
;
874 struct pipe_blit_info blit
;
875 unsigned sample_mask
=
876 rctx
->b
.chip_class
== CAYMAN
? ~0 :
877 ((1ull << MAX2(1, info
->src
.resource
->nr_samples
)) - 1);
879 assert(info
->src
.level
== 0);
880 assert(info
->src
.box
.depth
== 1);
881 assert(info
->dst
.box
.depth
== 1);
883 if (is_simple_msaa_resolve(info
)) {
884 r600_blitter_begin(ctx
, R600_COLOR_RESOLVE
);
885 util_blitter_custom_resolve_color(rctx
->blitter
,
886 info
->dst
.resource
, info
->dst
.level
,
888 info
->src
.resource
, info
->src
.box
.z
,
889 sample_mask
, rctx
->custom_blend_resolve
,
890 int_to_norm_format(info
->dst
.format
));
891 r600_blitter_end(ctx
);
895 /* resolve into a temporary texture, then blit */
896 templ
.target
= PIPE_TEXTURE_2D
;
897 templ
.format
= info
->src
.resource
->format
;
898 templ
.width0
= info
->src
.resource
->width0
;
899 templ
.height0
= info
->src
.resource
->height0
;
901 templ
.array_size
= 1;
902 templ
.last_level
= 0;
903 templ
.nr_samples
= 0;
904 templ
.usage
= PIPE_USAGE_STATIC
;
905 templ
.bind
= PIPE_BIND_RENDER_TARGET
| PIPE_BIND_SAMPLER_VIEW
;
906 templ
.flags
= R600_RESOURCE_FLAG_FORCE_TILING
; /* dst must not have a linear layout */
908 tmp
= screen
->resource_create(screen
, &templ
);
911 r600_blitter_begin(ctx
, R600_COLOR_RESOLVE
);
912 util_blitter_custom_resolve_color(rctx
->blitter
,
914 info
->src
.resource
, info
->src
.box
.z
,
915 sample_mask
, rctx
->custom_blend_resolve
,
916 int_to_norm_format(tmp
->format
));
917 r600_blitter_end(ctx
);
921 blit
.src
.resource
= tmp
;
924 r600_blitter_begin(ctx
, R600_BLIT
);
925 util_blitter_blit(rctx
->blitter
, &blit
);
926 r600_blitter_end(ctx
);
928 pipe_resource_reference(&tmp
, NULL
);
931 static void r600_blit(struct pipe_context
*ctx
,
932 const struct pipe_blit_info
*info
)
934 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
936 assert(util_blitter_is_blit_supported(rctx
->blitter
, info
));
938 if (info
->src
.resource
->nr_samples
> 1 &&
939 info
->dst
.resource
->nr_samples
<= 1 &&
940 !util_format_is_depth_or_stencil(info
->src
.resource
->format
) &&
941 !util_format_is_pure_integer(int_to_norm_format(info
->src
.resource
->format
))) {
942 r600_msaa_color_resolve(ctx
, info
);
946 /* The driver doesn't decompress resources automatically while
947 * u_blitter is rendering. */
948 if (!r600_decompress_subresource(ctx
, info
->src
.resource
, info
->src
.level
,
950 info
->src
.box
.z
+ info
->src
.box
.depth
- 1)) {
954 r600_blitter_begin(ctx
, R600_BLIT
);
955 util_blitter_blit(rctx
->blitter
, info
);
956 r600_blitter_end(ctx
);
959 static void r600_flush_resource(struct pipe_context
*ctx
,
960 struct pipe_resource
*res
)
962 struct r600_texture
*rtex
= (struct r600_texture
*)res
;
964 assert(res
->target
!= PIPE_BUFFER
);
966 if (!rtex
->is_depth
&& rtex
->cmask
.size
) {
967 r600_blit_decompress_color(ctx
, rtex
, 0, res
->last_level
,
968 0, res
->array_size
- 1);
972 void r600_init_blit_functions(struct r600_context
*rctx
)
974 rctx
->b
.b
.clear
= r600_clear
;
975 rctx
->b
.b
.clear_render_target
= r600_clear_render_target
;
976 rctx
->b
.b
.clear_depth_stencil
= r600_clear_depth_stencil
;
977 rctx
->b
.b
.resource_copy_region
= r600_resource_copy_region
;
978 rctx
->b
.b
.blit
= r600_blit
;
979 rctx
->b
.b
.flush_resource
= r600_flush_resource
;
980 rctx
->b
.clear_buffer
= r600_clear_buffer
;
981 rctx
->b
.blit_decompress_depth
= r600_blit_decompress_depth
;