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.
28 #include "pipe/p_screen.h"
29 #include "util/u_format.h"
30 #include "util/u_format_s3tc.h"
31 #include "util/u_math.h"
32 #include "util/u_inlines.h"
33 #include "util/u_memory.h"
34 #include "pipebuffer/pb_buffer.h"
35 #include "r600_pipe.h"
36 #include "r600_resource.h"
38 #include "r600_formats.h"
40 /* Copy from a full GPU texture to a transfer's staging one. */
41 static void r600_copy_to_staging_texture(struct pipe_context
*ctx
, struct r600_transfer
*rtransfer
)
43 struct pipe_transfer
*transfer
= (struct pipe_transfer
*)rtransfer
;
44 struct pipe_resource
*texture
= transfer
->resource
;
46 ctx
->resource_copy_region(ctx
, rtransfer
->staging_texture
,
47 0, 0, 0, 0, texture
, transfer
->level
,
52 /* Copy from a transfer's staging texture to a full GPU one. */
53 static void r600_copy_from_staging_texture(struct pipe_context
*ctx
, struct r600_transfer
*rtransfer
)
55 struct pipe_transfer
*transfer
= (struct pipe_transfer
*)rtransfer
;
56 struct pipe_resource
*texture
= transfer
->resource
;
59 sbox
.x
= sbox
.y
= sbox
.z
= 0;
60 sbox
.width
= transfer
->box
.width
;
61 sbox
.height
= transfer
->box
.height
;
62 /* XXX that might be wrong */
64 ctx
->resource_copy_region(ctx
, texture
, transfer
->level
,
65 transfer
->box
.x
, transfer
->box
.y
, transfer
->box
.z
,
66 rtransfer
->staging_texture
,
70 unsigned r600_texture_get_offset(struct r600_resource_texture
*rtex
,
71 unsigned level
, unsigned layer
)
73 unsigned offset
= rtex
->offset
[level
];
75 switch (rtex
->resource
.b
.b
.b
.target
) {
77 case PIPE_TEXTURE_CUBE
:
79 return offset
+ layer
* rtex
->layer_size
[level
];
83 static unsigned r600_get_block_alignment(struct pipe_screen
*screen
,
84 enum pipe_format format
,
87 struct r600_screen
* rscreen
= (struct r600_screen
*)screen
;
88 unsigned pixsize
= util_format_get_blocksize(format
);
92 case V_038000_ARRAY_1D_TILED_THIN1
:
94 ((rscreen
->tiling_info
.group_bytes
/ 8 / pixsize
)));
96 case V_038000_ARRAY_2D_TILED_THIN1
:
97 p_align
= MAX2(rscreen
->tiling_info
.num_banks
,
98 (((rscreen
->tiling_info
.group_bytes
/ 8 / pixsize
)) *
99 rscreen
->tiling_info
.num_banks
)) * 8;
101 case V_038000_ARRAY_LINEAR_ALIGNED
:
102 p_align
= MAX2(64, rscreen
->tiling_info
.group_bytes
/ pixsize
);
104 case V_038000_ARRAY_LINEAR_GENERAL
:
106 p_align
= rscreen
->tiling_info
.group_bytes
/ pixsize
;
112 static unsigned r600_get_height_alignment(struct pipe_screen
*screen
,
115 struct r600_screen
* rscreen
= (struct r600_screen
*)screen
;
118 switch (array_mode
) {
119 case V_038000_ARRAY_2D_TILED_THIN1
:
120 h_align
= rscreen
->tiling_info
.num_channels
* 8;
122 case V_038000_ARRAY_1D_TILED_THIN1
:
123 case V_038000_ARRAY_LINEAR_ALIGNED
:
126 case V_038000_ARRAY_LINEAR_GENERAL
:
134 static unsigned r600_get_base_alignment(struct pipe_screen
*screen
,
135 enum pipe_format format
,
138 struct r600_screen
* rscreen
= (struct r600_screen
*)screen
;
139 unsigned pixsize
= util_format_get_blocksize(format
);
140 int p_align
= r600_get_block_alignment(screen
, format
, array_mode
);
141 int h_align
= r600_get_height_alignment(screen
, array_mode
);
144 switch (array_mode
) {
145 case V_038000_ARRAY_2D_TILED_THIN1
:
146 b_align
= MAX2(rscreen
->tiling_info
.num_banks
* rscreen
->tiling_info
.num_channels
* 8 * 8 * pixsize
,
147 p_align
* pixsize
* h_align
);
149 case V_038000_ARRAY_1D_TILED_THIN1
:
150 case V_038000_ARRAY_LINEAR_ALIGNED
:
151 case V_038000_ARRAY_LINEAR_GENERAL
:
153 b_align
= rscreen
->tiling_info
.group_bytes
;
159 static unsigned mip_minify(unsigned size
, unsigned level
)
162 val
= u_minify(size
, level
);
164 val
= util_next_power_of_two(val
);
168 static unsigned r600_texture_get_nblocksx(struct pipe_screen
*screen
,
169 struct r600_resource_texture
*rtex
,
172 struct pipe_resource
*ptex
= &rtex
->resource
.b
.b
.b
;
173 unsigned nblocksx
, block_align
, width
;
174 unsigned blocksize
= util_format_get_blocksize(rtex
->real_format
);
176 if (rtex
->pitch_override
)
177 return rtex
->pitch_override
/ blocksize
;
179 width
= mip_minify(ptex
->width0
, level
);
180 nblocksx
= util_format_get_nblocksx(rtex
->real_format
, width
);
182 block_align
= r600_get_block_alignment(screen
, rtex
->real_format
,
183 rtex
->array_mode
[level
]);
184 nblocksx
= align(nblocksx
, block_align
);
188 static unsigned r600_texture_get_nblocksy(struct pipe_screen
*screen
,
189 struct r600_resource_texture
*rtex
,
192 struct pipe_resource
*ptex
= &rtex
->resource
.b
.b
.b
;
193 unsigned height
, tile_height
;
195 height
= mip_minify(ptex
->height0
, level
);
196 height
= util_format_get_nblocksy(rtex
->real_format
, height
);
197 tile_height
= r600_get_height_alignment(screen
,
198 rtex
->array_mode
[level
]);
200 /* XXX Hack around an alignment issue. Less tests fail with this.
202 * The thing is depth-stencil buffers should be tiled, i.e.
203 * the alignment should be >=8. If I make them tiled, stencil starts
204 * working because it no longer overlaps with the depth buffer
205 * in memory, but texturing like drawpix-stencil breaks. */
206 if (util_format_is_depth_or_stencil(rtex
->real_format
) && tile_height
< 8)
209 height
= align(height
, tile_height
);
213 static void r600_texture_set_array_mode(struct pipe_screen
*screen
,
214 struct r600_resource_texture
*rtex
,
215 unsigned level
, unsigned array_mode
)
217 struct pipe_resource
*ptex
= &rtex
->resource
.b
.b
.b
;
219 switch (array_mode
) {
220 case V_0280A0_ARRAY_LINEAR_GENERAL
:
221 case V_0280A0_ARRAY_LINEAR_ALIGNED
:
222 case V_0280A0_ARRAY_1D_TILED_THIN1
:
224 rtex
->array_mode
[level
] = array_mode
;
226 case V_0280A0_ARRAY_2D_TILED_THIN1
:
228 unsigned w
, h
, tile_height
, tile_width
;
230 tile_height
= r600_get_height_alignment(screen
, array_mode
);
231 tile_width
= r600_get_block_alignment(screen
, rtex
->real_format
, array_mode
);
233 w
= mip_minify(ptex
->width0
, level
);
234 h
= mip_minify(ptex
->height0
, level
);
235 if (w
<= tile_width
|| h
<= tile_height
)
236 rtex
->array_mode
[level
] = V_0280A0_ARRAY_1D_TILED_THIN1
;
238 rtex
->array_mode
[level
] = array_mode
;
244 static int r600_init_surface(struct radeon_surface
*surface
,
245 const struct pipe_resource
*ptex
,
248 surface
->npix_x
= ptex
->width0
;
249 surface
->npix_y
= ptex
->height0
;
250 surface
->npix_z
= ptex
->depth0
;
251 surface
->blk_w
= util_format_get_blockwidth(ptex
->format
);
252 surface
->blk_h
= util_format_get_blockheight(ptex
->format
);
254 surface
->array_size
= 1;
255 surface
->last_level
= ptex
->last_level
;
256 surface
->bpe
= util_format_get_blocksize(ptex
->format
);
257 /* align byte per element on dword */
258 if (surface
->bpe
== 3) {
261 surface
->nsamples
= 1;
263 switch (array_mode
) {
264 case V_038000_ARRAY_1D_TILED_THIN1
:
265 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_MODE_1D
, MODE
);
267 case V_038000_ARRAY_2D_TILED_THIN1
:
268 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_MODE_2D
, MODE
);
270 case V_038000_ARRAY_LINEAR_ALIGNED
:
271 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_MODE_LINEAR_ALIGNED
, MODE
);
273 case V_038000_ARRAY_LINEAR_GENERAL
:
275 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_MODE_LINEAR
, MODE
);
278 switch (ptex
->target
) {
279 case PIPE_TEXTURE_1D
:
280 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_TYPE_1D
, TYPE
);
282 case PIPE_TEXTURE_RECT
:
283 case PIPE_TEXTURE_2D
:
284 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_TYPE_2D
, TYPE
);
286 case PIPE_TEXTURE_3D
:
287 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_TYPE_3D
, TYPE
);
289 case PIPE_TEXTURE_1D_ARRAY
:
290 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_TYPE_1D_ARRAY
, TYPE
);
291 surface
->array_size
= ptex
->array_size
;
293 case PIPE_TEXTURE_2D_ARRAY
:
294 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_TYPE_2D_ARRAY
, TYPE
);
295 surface
->array_size
= ptex
->array_size
;
297 case PIPE_TEXTURE_CUBE
:
298 surface
->flags
|= RADEON_SURF_SET(RADEON_SURF_TYPE_CUBEMAP
, TYPE
);
304 if (ptex
->bind
& PIPE_BIND_SCANOUT
) {
305 surface
->flags
|= RADEON_SURF_SCANOUT
;
307 if (util_format_is_depth_and_stencil(ptex
->format
)) {
308 surface
->flags
|= RADEON_SURF_ZBUFFER
;
309 surface
->flags
|= RADEON_SURF_SBUFFER
;
315 static int r600_setup_surface(struct pipe_screen
*screen
,
316 struct r600_resource_texture
*rtex
,
318 unsigned pitch_in_bytes_override
)
320 struct pipe_resource
*ptex
= &rtex
->resource
.b
.b
.b
;
321 struct r600_screen
*rscreen
= (struct r600_screen
*)screen
;
325 if (util_format_is_depth_or_stencil(rtex
->real_format
)) {
326 rtex
->surface
.flags
|= RADEON_SURF_ZBUFFER
;
327 rtex
->surface
.flags
|= RADEON_SURF_SBUFFER
;
330 r
= rscreen
->ws
->surface_init(rscreen
->ws
, &rtex
->surface
);
334 rtex
->size
= rtex
->surface
.bo_size
;
335 if (pitch_in_bytes_override
&& pitch_in_bytes_override
!= rtex
->surface
.level
[0].pitch_bytes
) {
336 /* old ddx on evergreen over estimate alignment for 1d, only 1 level
339 rtex
->surface
.level
[0].nblk_x
= pitch_in_bytes_override
/ rtex
->surface
.bpe
;
340 rtex
->surface
.level
[0].pitch_bytes
= pitch_in_bytes_override
;
341 rtex
->surface
.level
[0].slice_size
= pitch_in_bytes_override
* rtex
->surface
.level
[0].nblk_y
;
342 if (rtex
->surface
.flags
& RADEON_SURF_SBUFFER
) {
343 rtex
->surface
.stencil_offset
= rtex
->surface
.level
[0].slice_size
;
346 for (i
= 0; i
<= ptex
->last_level
; i
++) {
347 rtex
->offset
[i
] = rtex
->surface
.level
[i
].offset
;
348 rtex
->layer_size
[i
] = rtex
->surface
.level
[i
].slice_size
;
349 rtex
->pitch_in_bytes
[i
] = rtex
->surface
.level
[i
].pitch_bytes
;
350 switch (rtex
->surface
.level
[i
].mode
) {
351 case RADEON_SURF_MODE_LINEAR_ALIGNED
:
352 rtex
->array_mode
[i
] = V_038000_ARRAY_LINEAR_ALIGNED
;
354 case RADEON_SURF_MODE_1D
:
355 rtex
->array_mode
[i
] = V_038000_ARRAY_1D_TILED_THIN1
;
357 case RADEON_SURF_MODE_2D
:
358 rtex
->array_mode
[i
] = V_038000_ARRAY_2D_TILED_THIN1
;
361 case RADEON_SURF_MODE_LINEAR
:
362 rtex
->array_mode
[i
] = 0;
369 static void r600_setup_miptree(struct pipe_screen
*screen
,
370 struct r600_resource_texture
*rtex
,
373 struct pipe_resource
*ptex
= &rtex
->resource
.b
.b
.b
;
374 enum chip_class chipc
= ((struct r600_screen
*)screen
)->chip_class
;
375 unsigned size
, layer_size
, i
, offset
;
376 unsigned nblocksx
, nblocksy
;
378 for (i
= 0, offset
= 0; i
<= ptex
->last_level
; i
++) {
379 unsigned blocksize
= util_format_get_blocksize(rtex
->real_format
);
380 unsigned base_align
= r600_get_base_alignment(screen
, rtex
->real_format
, array_mode
);
382 r600_texture_set_array_mode(screen
, rtex
, i
, array_mode
);
384 nblocksx
= r600_texture_get_nblocksx(screen
, rtex
, i
);
385 nblocksy
= r600_texture_get_nblocksy(screen
, rtex
, i
);
387 if (chipc
>= EVERGREEN
&& array_mode
== V_038000_ARRAY_LINEAR_GENERAL
)
388 layer_size
= align(nblocksx
, 64) * nblocksy
* blocksize
;
390 layer_size
= nblocksx
* nblocksy
* blocksize
;
392 if (ptex
->target
== PIPE_TEXTURE_CUBE
) {
394 size
= layer_size
* 8;
396 size
= layer_size
* 6;
398 else if (ptex
->target
== PIPE_TEXTURE_3D
)
399 size
= layer_size
* u_minify(ptex
->depth0
, i
);
401 size
= layer_size
* ptex
->array_size
;
403 /* align base image and start of miptree */
404 if ((i
== 0) || (i
== 1))
405 offset
= align(offset
, base_align
);
406 rtex
->offset
[i
] = offset
;
407 rtex
->layer_size
[i
] = layer_size
;
408 rtex
->pitch_in_blocks
[i
] = nblocksx
; /* CB talks in elements */
409 rtex
->pitch_in_bytes
[i
] = nblocksx
* blocksize
;
416 /* Figure out whether u_blitter will fallback to a transfer operation.
417 * If so, don't use a staging resource.
419 static boolean
permit_hardware_blit(struct pipe_screen
*screen
,
420 const struct pipe_resource
*res
)
424 if (util_format_is_depth_or_stencil(res
->format
))
425 bind
= PIPE_BIND_DEPTH_STENCIL
;
427 bind
= PIPE_BIND_RENDER_TARGET
;
429 /* hackaround for S3TC */
430 if (util_format_is_compressed(res
->format
))
433 if (!screen
->is_format_supported(screen
,
440 if (!screen
->is_format_supported(screen
,
444 PIPE_BIND_SAMPLER_VIEW
))
447 switch (res
->usage
) {
448 case PIPE_USAGE_STREAM
:
449 case PIPE_USAGE_STAGING
:
457 static boolean
r600_texture_get_handle(struct pipe_screen
* screen
,
458 struct pipe_resource
*ptex
,
459 struct winsys_handle
*whandle
)
461 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)ptex
;
462 struct r600_resource
*resource
= &rtex
->resource
;
463 struct r600_screen
*rscreen
= (struct r600_screen
*)screen
;
465 return rscreen
->ws
->buffer_get_handle(resource
->buf
,
466 rtex
->pitch_in_bytes
[0], whandle
);
469 static void r600_texture_destroy(struct pipe_screen
*screen
,
470 struct pipe_resource
*ptex
)
472 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)ptex
;
473 struct r600_resource
*resource
= &rtex
->resource
;
475 if (rtex
->flushed_depth_texture
)
476 pipe_resource_reference((struct pipe_resource
**)&rtex
->flushed_depth_texture
, NULL
);
479 pipe_resource_reference((struct pipe_resource
**)&rtex
->stencil
, NULL
);
481 pb_reference(&resource
->buf
, NULL
);
485 static const struct u_resource_vtbl r600_texture_vtbl
=
487 r600_texture_get_handle
, /* get_handle */
488 r600_texture_destroy
, /* resource_destroy */
489 r600_texture_get_transfer
, /* get_transfer */
490 r600_texture_transfer_destroy
, /* transfer_destroy */
491 r600_texture_transfer_map
, /* transfer_map */
492 u_default_transfer_flush_region
,/* transfer_flush_region */
493 r600_texture_transfer_unmap
, /* transfer_unmap */
494 u_default_transfer_inline_write
/* transfer_inline_write */
497 DEBUG_GET_ONCE_BOOL_OPTION(use_surface
, "R600_SURF", TRUE
);
499 static struct r600_resource_texture
*
500 r600_texture_create_object(struct pipe_screen
*screen
,
501 const struct pipe_resource
*base
,
503 unsigned pitch_in_bytes_override
,
504 unsigned max_buffer_size
,
505 struct pb_buffer
*buf
,
507 struct radeon_surface
*surface
)
509 struct r600_resource_texture
*rtex
;
510 struct r600_resource
*resource
;
511 struct r600_screen
*rscreen
= (struct r600_screen
*)screen
;
514 /* FIXME ugly temporary hack to allow to switch btw current code
515 * and common surface allocator code
517 if (debug_get_option_use_surface()) {
518 rscreen
->use_surface
= 1;
521 rtex
= CALLOC_STRUCT(r600_resource_texture
);
525 resource
= &rtex
->resource
;
526 resource
->b
.b
.b
= *base
;
527 resource
->b
.b
.vtbl
= &r600_texture_vtbl
;
528 pipe_reference_init(&resource
->b
.b
.b
.reference
, 1);
529 resource
->b
.b
.b
.screen
= screen
;
530 rtex
->pitch_override
= pitch_in_bytes_override
;
531 rtex
->real_format
= base
->format
;
533 /* We must split depth and stencil into two separate buffers on Evergreen. */
534 if (!(base
->flags
& R600_RESOURCE_FLAG_TRANSFER
) &&
535 ((struct r600_screen
*)screen
)->chip_class
>= EVERGREEN
&&
536 util_format_is_depth_and_stencil(base
->format
) &&
537 !rscreen
->use_surface
) {
538 struct pipe_resource stencil
;
539 unsigned stencil_pitch_override
= 0;
541 switch (base
->format
) {
542 case PIPE_FORMAT_Z24_UNORM_S8_UINT
:
543 rtex
->real_format
= PIPE_FORMAT_Z24X8_UNORM
;
545 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
546 rtex
->real_format
= PIPE_FORMAT_X8Z24_UNORM
;
548 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
549 rtex
->real_format
= PIPE_FORMAT_Z32_FLOAT
;
557 /* Divide the pitch in bytes by 4 for stencil, because it has a smaller pixel size. */
558 if (pitch_in_bytes_override
) {
559 assert(base
->format
== PIPE_FORMAT_Z24_UNORM_S8_UINT
||
560 base
->format
== PIPE_FORMAT_S8_UINT_Z24_UNORM
);
561 stencil_pitch_override
= pitch_in_bytes_override
/ 4;
564 /* Allocate the stencil buffer. */
566 stencil
.format
= PIPE_FORMAT_S8_UINT
;
567 rtex
->stencil
= r600_texture_create_object(screen
, &stencil
, array_mode
,
568 stencil_pitch_override
,
569 max_buffer_size
, NULL
, FALSE
, surface
);
570 if (!rtex
->stencil
) {
574 /* Proceed in creating the depth buffer. */
577 /* only mark depth textures the HW can hit as depth textures */
578 if (util_format_is_depth_or_stencil(rtex
->real_format
) && permit_hardware_blit(screen
, base
))
579 rtex
->is_depth
= true;
581 r600_setup_miptree(screen
, rtex
, array_mode
);
582 if (rscreen
->use_surface
) {
583 rtex
->surface
= *surface
;
584 r
= r600_setup_surface(screen
, rtex
, array_mode
, pitch_in_bytes_override
);
591 /* If we initialized separate stencil for Evergreen. place it after depth. */
593 unsigned stencil_align
, stencil_offset
;
595 stencil_align
= r600_get_base_alignment(screen
, rtex
->stencil
->real_format
, array_mode
);
596 stencil_offset
= align(rtex
->size
, stencil_align
);
598 for (unsigned i
= 0; i
<= rtex
->stencil
->resource
.b
.b
.b
.last_level
; i
++)
599 rtex
->stencil
->offset
[i
] += stencil_offset
;
601 rtex
->size
= stencil_offset
+ rtex
->stencil
->size
;
604 /* Now create the backing buffer. */
605 if (!buf
&& alloc_bo
) {
606 struct pipe_resource
*ptex
= &rtex
->resource
.b
.b
.b
;
607 unsigned base_align
= r600_get_base_alignment(screen
, ptex
->format
, array_mode
);
609 if (rscreen
->use_surface
) {
610 base_align
= rtex
->surface
.bo_alignment
;
611 } else if (util_format_is_depth_or_stencil(rtex
->real_format
)) {
612 /* ugly work around depth buffer need stencil room at end of bo */
613 rtex
->size
+= ptex
->width0
* ptex
->height0
;
615 if (!r600_init_resource(rscreen
, resource
, rtex
->size
, base_align
, base
->bind
, base
->usage
)) {
616 pipe_resource_reference((struct pipe_resource
**)&rtex
->stencil
, NULL
);
622 resource
->cs_buf
= rscreen
->ws
->buffer_get_cs_handle(buf
);
623 resource
->domains
= RADEON_DOMAIN_GTT
| RADEON_DOMAIN_VRAM
;
627 pb_reference(&rtex
->stencil
->resource
.buf
, rtex
->resource
.buf
);
628 rtex
->stencil
->resource
.cs_buf
= rtex
->resource
.cs_buf
;
629 rtex
->stencil
->resource
.domains
= rtex
->resource
.domains
;
634 struct pipe_resource
*r600_texture_create(struct pipe_screen
*screen
,
635 const struct pipe_resource
*templ
)
637 struct r600_screen
*rscreen
= (struct r600_screen
*)screen
;
638 struct radeon_surface surface
;
639 unsigned array_mode
= 0;
642 if (!(templ
->flags
& R600_RESOURCE_FLAG_TRANSFER
) &&
643 !(templ
->bind
& PIPE_BIND_SCANOUT
)) {
644 if (rscreen
->use_surface
) {
645 if (permit_hardware_blit(screen
, templ
)) {
646 array_mode
= V_038000_ARRAY_2D_TILED_THIN1
;
648 } else if (util_format_is_compressed(templ
->format
)) {
649 array_mode
= V_038000_ARRAY_1D_TILED_THIN1
;
653 r
= r600_init_surface(&surface
, templ
, array_mode
);
657 r
= rscreen
->ws
->surface_best(rscreen
->ws
, &surface
);
661 return (struct pipe_resource
*)r600_texture_create_object(screen
, templ
, array_mode
,
662 0, 0, NULL
, TRUE
, &surface
);
665 static struct pipe_surface
*r600_create_surface(struct pipe_context
*pipe
,
666 struct pipe_resource
*texture
,
667 const struct pipe_surface
*surf_tmpl
)
669 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)texture
;
670 struct r600_surface
*surface
= CALLOC_STRUCT(r600_surface
);
671 unsigned level
= surf_tmpl
->u
.tex
.level
;
673 assert(surf_tmpl
->u
.tex
.first_layer
== surf_tmpl
->u
.tex
.last_layer
);
677 /* offset = r600_texture_get_offset(rtex, level, surf_tmpl->u.tex.first_layer);*/
678 pipe_reference_init(&surface
->base
.reference
, 1);
679 pipe_resource_reference(&surface
->base
.texture
, texture
);
680 surface
->base
.context
= pipe
;
681 surface
->base
.format
= surf_tmpl
->format
;
682 surface
->base
.width
= mip_minify(texture
->width0
, level
);
683 surface
->base
.height
= mip_minify(texture
->height0
, level
);
684 surface
->base
.usage
= surf_tmpl
->usage
;
685 surface
->base
.texture
= texture
;
686 surface
->base
.u
.tex
.first_layer
= surf_tmpl
->u
.tex
.first_layer
;
687 surface
->base
.u
.tex
.last_layer
= surf_tmpl
->u
.tex
.last_layer
;
688 surface
->base
.u
.tex
.level
= level
;
690 surface
->aligned_height
= r600_texture_get_nblocksy(pipe
->screen
,
692 return &surface
->base
;
695 static void r600_surface_destroy(struct pipe_context
*pipe
,
696 struct pipe_surface
*surface
)
698 pipe_resource_reference(&surface
->texture
, NULL
);
702 struct pipe_resource
*r600_texture_from_handle(struct pipe_screen
*screen
,
703 const struct pipe_resource
*templ
,
704 struct winsys_handle
*whandle
)
706 struct r600_screen
*rscreen
= (struct r600_screen
*)screen
;
707 struct pb_buffer
*buf
= NULL
;
709 unsigned array_mode
= 0;
710 enum radeon_bo_layout micro
, macro
;
711 struct radeon_surface surface
;
714 /* Support only 2D textures without mipmaps */
715 if ((templ
->target
!= PIPE_TEXTURE_2D
&& templ
->target
!= PIPE_TEXTURE_RECT
) ||
716 templ
->depth0
!= 1 || templ
->last_level
!= 0)
719 buf
= rscreen
->ws
->buffer_from_handle(rscreen
->ws
, whandle
, &stride
);
723 rscreen
->ws
->buffer_get_tiling(buf
, µ
, ¯o
,
724 &surface
.bankw
, &surface
.bankh
,
726 &surface
.stencil_tile_split
,
729 if (macro
== RADEON_LAYOUT_TILED
)
730 array_mode
= V_0280A0_ARRAY_2D_TILED_THIN1
;
731 else if (micro
== RADEON_LAYOUT_TILED
)
732 array_mode
= V_0280A0_ARRAY_1D_TILED_THIN1
;
736 r
= r600_init_surface(&surface
, templ
, array_mode
);
740 return (struct pipe_resource
*)r600_texture_create_object(screen
, templ
, array_mode
,
741 stride
, 0, buf
, FALSE
, &surface
);
744 int r600_texture_depth_flush(struct pipe_context
*ctx
,
745 struct pipe_resource
*texture
, boolean just_create
)
747 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)texture
;
748 struct pipe_resource resource
;
750 if (rtex
->flushed_depth_texture
)
753 resource
.target
= texture
->target
;
754 resource
.format
= texture
->format
;
755 resource
.width0
= texture
->width0
;
756 resource
.height0
= texture
->height0
;
757 resource
.depth0
= texture
->depth0
;
758 resource
.array_size
= texture
->array_size
;
759 resource
.last_level
= texture
->last_level
;
760 resource
.nr_samples
= texture
->nr_samples
;
761 resource
.usage
= PIPE_USAGE_DYNAMIC
;
762 resource
.bind
= texture
->bind
| PIPE_BIND_DEPTH_STENCIL
;
763 resource
.flags
= R600_RESOURCE_FLAG_TRANSFER
| texture
->flags
;
765 rtex
->flushed_depth_texture
= (struct r600_resource_texture
*)ctx
->screen
->resource_create(ctx
->screen
, &resource
);
766 if (rtex
->flushed_depth_texture
== NULL
) {
767 R600_ERR("failed to create temporary texture to hold untiled copy\n");
771 ((struct r600_resource_texture
*)rtex
->flushed_depth_texture
)->is_flushing_texture
= TRUE
;
776 /* XXX: only do this if the depth texture has actually changed:
778 r600_blit_uncompress_depth(ctx
, rtex
);
782 /* Needs adjustment for pixelformat:
784 static INLINE
unsigned u_box_volume( const struct pipe_box
*box
)
786 return box
->width
* box
->depth
* box
->height
;
789 struct pipe_transfer
* r600_texture_get_transfer(struct pipe_context
*ctx
,
790 struct pipe_resource
*texture
,
793 const struct pipe_box
*box
)
795 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
796 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)texture
;
797 struct pipe_resource resource
;
798 struct r600_transfer
*trans
;
800 boolean use_staging_texture
= FALSE
;
802 if (usage
& PIPE_TRANSFER_MAP_PERMANENTLY
) {
806 /* We cannot map a tiled texture directly because the data is
807 * in a different order, therefore we do detiling using a blit.
809 * Also, use a temporary in GTT memory for read transfers, as
810 * the CPU is much happier reading out of cached system memory
811 * than uncached VRAM.
813 if (R600_TEX_IS_TILED(rtex
, level
))
814 use_staging_texture
= TRUE
;
816 if ((usage
& PIPE_TRANSFER_READ
) && u_box_volume(box
) > 1024)
817 use_staging_texture
= TRUE
;
819 /* Use a staging texture for uploads if the underlying BO is busy. */
820 if (!(usage
& PIPE_TRANSFER_READ
) &&
821 (rctx
->ws
->cs_is_buffer_referenced(rctx
->cs
, rtex
->resource
.cs_buf
) ||
822 rctx
->ws
->buffer_is_busy(rtex
->resource
.buf
, RADEON_USAGE_READWRITE
)))
823 use_staging_texture
= TRUE
;
825 if (!permit_hardware_blit(ctx
->screen
, texture
) ||
826 (texture
->flags
& R600_RESOURCE_FLAG_TRANSFER
))
827 use_staging_texture
= FALSE
;
829 if (use_staging_texture
&& (usage
& PIPE_TRANSFER_MAP_DIRECTLY
))
832 trans
= CALLOC_STRUCT(r600_transfer
);
835 pipe_resource_reference(&trans
->transfer
.resource
, texture
);
836 trans
->transfer
.level
= level
;
837 trans
->transfer
.usage
= usage
;
838 trans
->transfer
.box
= *box
;
839 if (rtex
->is_depth
) {
840 /* XXX: only readback the rectangle which is being mapped?
842 /* XXX: when discard is true, no need to read back from depth texture
844 r
= r600_texture_depth_flush(ctx
, texture
, FALSE
);
846 R600_ERR("failed to create temporary texture to hold untiled copy\n");
847 pipe_resource_reference(&trans
->transfer
.resource
, NULL
);
851 trans
->transfer
.stride
= rtex
->flushed_depth_texture
->pitch_in_bytes
[level
];
852 trans
->offset
= r600_texture_get_offset(rtex
->flushed_depth_texture
, level
, box
->z
);
853 return &trans
->transfer
;
854 } else if (use_staging_texture
) {
855 resource
.target
= PIPE_TEXTURE_2D
;
856 resource
.format
= texture
->format
;
857 resource
.width0
= box
->width
;
858 resource
.height0
= box
->height
;
860 resource
.array_size
= 1;
861 resource
.last_level
= 0;
862 resource
.nr_samples
= 0;
863 resource
.usage
= PIPE_USAGE_STAGING
;
865 resource
.flags
= R600_RESOURCE_FLAG_TRANSFER
;
866 /* For texture reading, the temporary (detiled) texture is used as
867 * a render target when blitting from a tiled texture. */
868 if (usage
& PIPE_TRANSFER_READ
) {
869 resource
.bind
|= PIPE_BIND_RENDER_TARGET
;
871 /* For texture writing, the temporary texture is used as a sampler
872 * when blitting into a tiled texture. */
873 if (usage
& PIPE_TRANSFER_WRITE
) {
874 resource
.bind
|= PIPE_BIND_SAMPLER_VIEW
;
876 /* Create the temporary texture. */
877 trans
->staging_texture
= ctx
->screen
->resource_create(ctx
->screen
, &resource
);
878 if (trans
->staging_texture
== NULL
) {
879 R600_ERR("failed to create temporary texture to hold untiled copy\n");
880 pipe_resource_reference(&trans
->transfer
.resource
, NULL
);
885 trans
->transfer
.stride
=
886 ((struct r600_resource_texture
*)trans
->staging_texture
)->pitch_in_bytes
[0];
887 if (usage
& PIPE_TRANSFER_READ
) {
888 r600_copy_to_staging_texture(ctx
, trans
);
889 /* Always referenced in the blit. */
890 r600_flush(ctx
, NULL
, 0);
892 return &trans
->transfer
;
894 trans
->transfer
.stride
= rtex
->pitch_in_bytes
[level
];
895 trans
->transfer
.layer_stride
= rtex
->layer_size
[level
];
896 trans
->offset
= r600_texture_get_offset(rtex
, level
, box
->z
);
897 return &trans
->transfer
;
900 void r600_texture_transfer_destroy(struct pipe_context
*ctx
,
901 struct pipe_transfer
*transfer
)
903 struct r600_transfer
*rtransfer
= (struct r600_transfer
*)transfer
;
904 struct pipe_resource
*texture
= transfer
->resource
;
905 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)texture
;
907 if (rtransfer
->staging_texture
) {
908 if (transfer
->usage
& PIPE_TRANSFER_WRITE
) {
909 r600_copy_from_staging_texture(ctx
, rtransfer
);
911 pipe_resource_reference(&rtransfer
->staging_texture
, NULL
);
914 if (rtex
->is_depth
&& !rtex
->is_flushing_texture
) {
915 if ((transfer
->usage
& PIPE_TRANSFER_WRITE
) && rtex
->flushed_depth_texture
)
916 r600_blit_push_depth(ctx
, rtex
);
919 pipe_resource_reference(&transfer
->resource
, NULL
);
923 void* r600_texture_transfer_map(struct pipe_context
*ctx
,
924 struct pipe_transfer
* transfer
)
926 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
927 struct r600_transfer
*rtransfer
= (struct r600_transfer
*)transfer
;
928 struct pb_buffer
*buf
;
929 enum pipe_format format
= transfer
->resource
->format
;
933 if (rtransfer
->staging_texture
) {
934 buf
= ((struct r600_resource
*)rtransfer
->staging_texture
)->buf
;
936 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)transfer
->resource
;
938 if (rtex
->flushed_depth_texture
)
939 buf
= ((struct r600_resource
*)rtex
->flushed_depth_texture
)->buf
;
941 buf
= ((struct r600_resource
*)transfer
->resource
)->buf
;
943 offset
= rtransfer
->offset
+
944 transfer
->box
.y
/ util_format_get_blockheight(format
) * transfer
->stride
+
945 transfer
->box
.x
/ util_format_get_blockwidth(format
) * util_format_get_blocksize(format
);
948 if (!(map
= rctx
->ws
->buffer_map(buf
, rctx
->cs
, transfer
->usage
))) {
955 void r600_texture_transfer_unmap(struct pipe_context
*ctx
,
956 struct pipe_transfer
* transfer
)
958 struct r600_transfer
*rtransfer
= (struct r600_transfer
*)transfer
;
959 struct r600_context
*rctx
= (struct r600_context
*)ctx
;
960 struct pb_buffer
*buf
;
962 if (rtransfer
->staging_texture
) {
963 buf
= ((struct r600_resource
*)rtransfer
->staging_texture
)->buf
;
965 struct r600_resource_texture
*rtex
= (struct r600_resource_texture
*)transfer
->resource
;
967 if (rtex
->flushed_depth_texture
) {
968 buf
= ((struct r600_resource
*)rtex
->flushed_depth_texture
)->buf
;
970 buf
= ((struct r600_resource
*)transfer
->resource
)->buf
;
973 rctx
->ws
->buffer_unmap(buf
);
976 void r600_init_surface_functions(struct r600_context
*r600
)
978 r600
->context
.create_surface
= r600_create_surface
;
979 r600
->context
.surface_destroy
= r600_surface_destroy
;
982 static unsigned r600_get_swizzle_combined(const unsigned char *swizzle_format
,
983 const unsigned char *swizzle_view
)
986 unsigned char swizzle
[4];
988 const uint32_t swizzle_shift
[4] = {
991 const uint32_t swizzle_bit
[4] = {
996 util_format_compose_swizzles(swizzle_format
, swizzle_view
, swizzle
);
998 memcpy(swizzle
, swizzle_format
, 4);
1002 for (i
= 0; i
< 4; i
++) {
1003 switch (swizzle
[i
]) {
1004 case UTIL_FORMAT_SWIZZLE_Y
:
1005 result
|= swizzle_bit
[1] << swizzle_shift
[i
];
1007 case UTIL_FORMAT_SWIZZLE_Z
:
1008 result
|= swizzle_bit
[2] << swizzle_shift
[i
];
1010 case UTIL_FORMAT_SWIZZLE_W
:
1011 result
|= swizzle_bit
[3] << swizzle_shift
[i
];
1013 case UTIL_FORMAT_SWIZZLE_0
:
1014 result
|= V_038010_SQ_SEL_0
<< swizzle_shift
[i
];
1016 case UTIL_FORMAT_SWIZZLE_1
:
1017 result
|= V_038010_SQ_SEL_1
<< swizzle_shift
[i
];
1019 default: /* UTIL_FORMAT_SWIZZLE_X */
1020 result
|= swizzle_bit
[0] << swizzle_shift
[i
];
1026 /* texture format translate */
1027 uint32_t r600_translate_texformat(struct pipe_screen
*screen
,
1028 enum pipe_format format
,
1029 const unsigned char *swizzle_view
,
1030 uint32_t *word4_p
, uint32_t *yuv_format_p
)
1032 uint32_t result
= 0, word4
= 0, yuv_format
= 0;
1033 const struct util_format_description
*desc
;
1034 boolean uniform
= TRUE
;
1035 static int r600_enable_s3tc
= -1;
1036 bool is_srgb_valid
= FALSE
;
1039 const uint32_t sign_bit
[4] = {
1040 S_038010_FORMAT_COMP_X(V_038010_SQ_FORMAT_COMP_SIGNED
),
1041 S_038010_FORMAT_COMP_Y(V_038010_SQ_FORMAT_COMP_SIGNED
),
1042 S_038010_FORMAT_COMP_Z(V_038010_SQ_FORMAT_COMP_SIGNED
),
1043 S_038010_FORMAT_COMP_W(V_038010_SQ_FORMAT_COMP_SIGNED
)
1045 desc
= util_format_description(format
);
1047 word4
|= r600_get_swizzle_combined(desc
->swizzle
, swizzle_view
);
1049 /* Colorspace (return non-RGB formats directly). */
1050 switch (desc
->colorspace
) {
1051 /* Depth stencil formats */
1052 case UTIL_FORMAT_COLORSPACE_ZS
:
1054 case PIPE_FORMAT_Z16_UNORM
:
1057 case PIPE_FORMAT_X24S8_UINT
:
1058 word4
|= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT
);
1059 case PIPE_FORMAT_Z24X8_UNORM
:
1060 case PIPE_FORMAT_Z24_UNORM_S8_UINT
:
1063 case PIPE_FORMAT_S8X24_UINT
:
1064 word4
|= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT
);
1065 case PIPE_FORMAT_X8Z24_UNORM
:
1066 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
1069 case PIPE_FORMAT_S8_UINT
:
1071 word4
|= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT
);
1073 case PIPE_FORMAT_Z32_FLOAT
:
1074 result
= FMT_32_FLOAT
;
1076 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
:
1077 result
= FMT_X24_8_32_FLOAT
;
1083 case UTIL_FORMAT_COLORSPACE_YUV
:
1084 yuv_format
|= (1 << 30);
1086 case PIPE_FORMAT_UYVY
:
1087 case PIPE_FORMAT_YUYV
:
1091 goto out_unknown
; /* TODO */
1093 case UTIL_FORMAT_COLORSPACE_SRGB
:
1094 word4
|= S_038010_FORCE_DEGAMMA(1);
1101 if (r600_enable_s3tc
== -1) {
1102 struct r600_screen
*rscreen
= (struct r600_screen
*)screen
;
1103 if (rscreen
->info
.drm_minor
>= 9)
1104 r600_enable_s3tc
= 1;
1106 r600_enable_s3tc
= debug_get_bool_option("R600_ENABLE_S3TC", FALSE
);
1109 if (desc
->layout
== UTIL_FORMAT_LAYOUT_RGTC
) {
1110 if (!r600_enable_s3tc
)
1114 case PIPE_FORMAT_RGTC1_SNORM
:
1115 case PIPE_FORMAT_LATC1_SNORM
:
1116 word4
|= sign_bit
[0];
1117 case PIPE_FORMAT_RGTC1_UNORM
:
1118 case PIPE_FORMAT_LATC1_UNORM
:
1121 case PIPE_FORMAT_RGTC2_SNORM
:
1122 case PIPE_FORMAT_LATC2_SNORM
:
1123 word4
|= sign_bit
[0] | sign_bit
[1];
1124 case PIPE_FORMAT_RGTC2_UNORM
:
1125 case PIPE_FORMAT_LATC2_UNORM
:
1133 if (desc
->layout
== UTIL_FORMAT_LAYOUT_S3TC
) {
1135 if (!r600_enable_s3tc
)
1138 if (!util_format_s3tc_enabled
) {
1143 case PIPE_FORMAT_DXT1_RGB
:
1144 case PIPE_FORMAT_DXT1_RGBA
:
1145 case PIPE_FORMAT_DXT1_SRGB
:
1146 case PIPE_FORMAT_DXT1_SRGBA
:
1148 is_srgb_valid
= TRUE
;
1150 case PIPE_FORMAT_DXT3_RGBA
:
1151 case PIPE_FORMAT_DXT3_SRGBA
:
1153 is_srgb_valid
= TRUE
;
1155 case PIPE_FORMAT_DXT5_RGBA
:
1156 case PIPE_FORMAT_DXT5_SRGBA
:
1158 is_srgb_valid
= TRUE
;
1165 if (format
== PIPE_FORMAT_R9G9B9E5_FLOAT
) {
1166 result
= FMT_5_9_9_9_SHAREDEXP
;
1168 } else if (format
== PIPE_FORMAT_R11G11B10_FLOAT
) {
1169 result
= FMT_10_11_11_FLOAT
;
1174 for (i
= 0; i
< desc
->nr_channels
; i
++) {
1175 if (desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_SIGNED
) {
1176 word4
|= sign_bit
[i
];
1180 /* R8G8Bx_SNORM - TODO CxV8U8 */
1182 /* See whether the components are of the same size. */
1183 for (i
= 1; i
< desc
->nr_channels
; i
++) {
1184 uniform
= uniform
&& desc
->channel
[0].size
== desc
->channel
[i
].size
;
1187 /* Non-uniform formats. */
1189 if (desc
->colorspace
!= UTIL_FORMAT_COLORSPACE_SRGB
&&
1190 desc
->channel
[0].pure_integer
)
1191 word4
|= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT
);
1192 switch(desc
->nr_channels
) {
1194 if (desc
->channel
[0].size
== 5 &&
1195 desc
->channel
[1].size
== 6 &&
1196 desc
->channel
[2].size
== 5) {
1202 if (desc
->channel
[0].size
== 5 &&
1203 desc
->channel
[1].size
== 5 &&
1204 desc
->channel
[2].size
== 5 &&
1205 desc
->channel
[3].size
== 1) {
1206 result
= FMT_1_5_5_5
;
1209 if (desc
->channel
[0].size
== 10 &&
1210 desc
->channel
[1].size
== 10 &&
1211 desc
->channel
[2].size
== 10 &&
1212 desc
->channel
[3].size
== 2) {
1213 result
= FMT_2_10_10_10
;
1221 /* Find the first non-VOID channel. */
1222 for (i
= 0; i
< 4; i
++) {
1223 if (desc
->channel
[i
].type
!= UTIL_FORMAT_TYPE_VOID
) {
1231 /* uniform formats */
1232 switch (desc
->channel
[i
].type
) {
1233 case UTIL_FORMAT_TYPE_UNSIGNED
:
1234 case UTIL_FORMAT_TYPE_SIGNED
:
1236 if (!desc
->channel
[i
].normalized
&&
1237 desc
->colorspace
!= UTIL_FORMAT_COLORSPACE_SRGB
) {
1241 if (desc
->colorspace
!= UTIL_FORMAT_COLORSPACE_SRGB
&&
1242 desc
->channel
[i
].pure_integer
)
1243 word4
|= S_038010_NUM_FORMAT_ALL(V_038010_SQ_NUM_FORMAT_INT
);
1245 switch (desc
->channel
[i
].size
) {
1247 switch (desc
->nr_channels
) {
1252 result
= FMT_4_4_4_4
;
1257 switch (desc
->nr_channels
) {
1265 result
= FMT_8_8_8_8
;
1266 is_srgb_valid
= TRUE
;
1271 switch (desc
->nr_channels
) {
1279 result
= FMT_16_16_16_16
;
1284 switch (desc
->nr_channels
) {
1292 result
= FMT_32_32_32_32
;
1298 case UTIL_FORMAT_TYPE_FLOAT
:
1299 switch (desc
->channel
[i
].size
) {
1301 switch (desc
->nr_channels
) {
1303 result
= FMT_16_FLOAT
;
1306 result
= FMT_16_16_FLOAT
;
1309 result
= FMT_16_16_16_16_FLOAT
;
1314 switch (desc
->nr_channels
) {
1316 result
= FMT_32_FLOAT
;
1319 result
= FMT_32_32_FLOAT
;
1322 result
= FMT_32_32_32_32_FLOAT
;
1331 if (desc
->colorspace
== UTIL_FORMAT_COLORSPACE_SRGB
&& !is_srgb_valid
)
1336 *yuv_format_p
= yuv_format
;
1339 /* R600_ERR("Unable to handle texformat %d %s\n", format, util_format_name(format)); */