2 * Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
3 * Copyright 2010 Marek Olšák <maraeo@gmail.com>
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
24 /* Always include headers in the reverse order!! ~ M. */
25 #include "r300_texture.h"
27 #include "r300_context.h"
29 #include "r300_texture_desc.h"
30 #include "r300_transfer.h"
31 #include "r300_screen.h"
33 #include "util/u_format.h"
34 #include "util/u_format_s3tc.h"
35 #include "util/u_math.h"
36 #include "util/u_memory.h"
38 #include "pipe/p_screen.h"
40 /* These formats are supported by swapping their bytes.
41 * The swizzles must be set exactly like their non-swapped counterparts,
42 * because byte-swapping is what reverses the component order, not swizzling.
44 * This function returns the format that must be used to program CB and TX
47 static enum pipe_format
r300_unbyteswap_array_format(enum pipe_format format
)
49 /* FIXME: Disabled on little endian because of a reported regression:
50 * https://bugs.freedesktop.org/show_bug.cgi?id=98869 */
51 if (PIPE_ENDIAN_NATIVE
!= PIPE_ENDIAN_BIG
)
54 /* Only BGRA 8888 array formats are supported for simplicity of
55 * the implementation. */
57 case PIPE_FORMAT_A8R8G8B8_UNORM
:
58 return PIPE_FORMAT_B8G8R8A8_UNORM
;
59 case PIPE_FORMAT_A8R8G8B8_SRGB
:
60 return PIPE_FORMAT_B8G8R8A8_SRGB
;
61 case PIPE_FORMAT_X8R8G8B8_UNORM
:
62 return PIPE_FORMAT_B8G8R8X8_UNORM
;
63 case PIPE_FORMAT_X8R8G8B8_SRGB
:
64 return PIPE_FORMAT_B8G8R8X8_SRGB
;
70 static unsigned r300_get_endian_swap(enum pipe_format format
)
72 const struct util_format_description
*desc
;
75 if (r300_unbyteswap_array_format(format
) != format
)
76 return R300_SURF_DWORD_SWAP
;
78 if (PIPE_ENDIAN_NATIVE
!= PIPE_ENDIAN_BIG
)
79 return R300_SURF_NO_SWAP
;
81 desc
= util_format_description(format
);
83 return R300_SURF_NO_SWAP
;
85 /* Compressed formats should be in the little endian format. */
86 if (desc
->block
.width
!= 1 || desc
->block
.height
!= 1)
87 return R300_SURF_NO_SWAP
;
89 swap_size
= desc
->is_array
? desc
->channel
[0].size
: desc
->block
.bits
;
92 default: /* shouldn't happen? */
94 return R300_SURF_NO_SWAP
;
96 return R300_SURF_WORD_SWAP
;
98 return R300_SURF_DWORD_SWAP
;
102 unsigned r300_get_swizzle_combined(const unsigned char *swizzle_format
,
103 const unsigned char *swizzle_view
,
104 boolean dxtc_swizzle
)
107 unsigned char swizzle
[4];
109 const uint32_t swizzle_shift
[4] = {
110 R300_TX_FORMAT_R_SHIFT
,
111 R300_TX_FORMAT_G_SHIFT
,
112 R300_TX_FORMAT_B_SHIFT
,
113 R300_TX_FORMAT_A_SHIFT
115 uint32_t swizzle_bit
[4] = {
116 dxtc_swizzle
? R300_TX_FORMAT_Z
: R300_TX_FORMAT_X
,
118 dxtc_swizzle
? R300_TX_FORMAT_X
: R300_TX_FORMAT_Z
,
123 /* Combine two sets of swizzles. */
124 util_format_compose_swizzles(swizzle_format
, swizzle_view
, swizzle
);
126 memcpy(swizzle
, swizzle_format
, 4);
130 for (i
= 0; i
< 4; i
++) {
131 switch (swizzle
[i
]) {
133 result
|= swizzle_bit
[1] << swizzle_shift
[i
];
136 result
|= swizzle_bit
[2] << swizzle_shift
[i
];
139 result
|= swizzle_bit
[3] << swizzle_shift
[i
];
142 result
|= R300_TX_FORMAT_ZERO
<< swizzle_shift
[i
];
145 result
|= R300_TX_FORMAT_ONE
<< swizzle_shift
[i
];
147 default: /* PIPE_SWIZZLE_X */
148 result
|= swizzle_bit
[0] << swizzle_shift
[i
];
154 /* Translate a pipe_format into a useful texture format for sampling.
156 * Some special formats are translated directly using R300_EASY_TX_FORMAT,
157 * but the majority of them is translated in a generic way, automatically
158 * supporting all the formats hw can support.
160 * R300_EASY_TX_FORMAT swizzles the texture.
161 * Note the signature of R300_EASY_TX_FORMAT:
162 * R300_EASY_TX_FORMAT(B, G, R, A, FORMAT);
164 * The FORMAT specifies how the texture sampler will treat the texture, and
165 * makes available X, Y, Z, W, ZERO, and ONE for swizzling. */
166 uint32_t r300_translate_texformat(enum pipe_format format
,
167 const unsigned char *swizzle_view
,
169 boolean dxtc_swizzle
)
172 const struct util_format_description
*desc
;
174 boolean uniform
= TRUE
;
175 const uint32_t sign_bit
[4] = {
176 R300_TX_FORMAT_SIGNED_W
,
177 R300_TX_FORMAT_SIGNED_Z
,
178 R300_TX_FORMAT_SIGNED_Y
,
179 R300_TX_FORMAT_SIGNED_X
,
182 format
= r300_unbyteswap_array_format(format
);
183 desc
= util_format_description(format
);
185 /* Colorspace (return non-RGB formats directly). */
186 switch (desc
->colorspace
) {
187 /* Depth stencil formats.
188 * Swizzles are added in r300_merge_textures_and_samplers. */
189 case UTIL_FORMAT_COLORSPACE_ZS
:
191 case PIPE_FORMAT_Z16_UNORM
:
192 return R300_TX_FORMAT_X16
;
193 case PIPE_FORMAT_X8Z24_UNORM
:
194 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
196 return R500_TX_FORMAT_Y8X24
;
198 return R300_TX_FORMAT_Y16X16
;
200 return ~0; /* Unsupported. */
204 case UTIL_FORMAT_COLORSPACE_YUV
:
205 result
|= R300_TX_FORMAT_YUV_TO_RGB
;
208 case PIPE_FORMAT_UYVY
:
209 return R300_EASY_TX_FORMAT(X
, Y
, Z
, ONE
, YVYU422
) | result
;
210 case PIPE_FORMAT_YUYV
:
211 return R300_EASY_TX_FORMAT(X
, Y
, Z
, ONE
, VYUY422
) | result
;
213 return ~0; /* Unsupported/unknown. */
216 /* Add gamma correction. */
217 case UTIL_FORMAT_COLORSPACE_SRGB
:
218 result
|= R300_TX_FORMAT_GAMMA
;
223 /* Same as YUV but without the YUR->RGB conversion. */
224 case PIPE_FORMAT_R8G8_B8G8_UNORM
:
225 return R300_EASY_TX_FORMAT(X
, Y
, Z
, ONE
, YVYU422
) | result
;
226 case PIPE_FORMAT_G8R8_G8B8_UNORM
:
227 return R300_EASY_TX_FORMAT(X
, Y
, Z
, ONE
, VYUY422
) | result
;
233 /* The RGTC1_SNORM and LATC1_SNORM swizzle is done in the shader. */
234 if (util_format_is_compressed(format
) &&
236 format
!= PIPE_FORMAT_RGTC2_UNORM
&&
237 format
!= PIPE_FORMAT_RGTC2_SNORM
&&
238 format
!= PIPE_FORMAT_LATC2_UNORM
&&
239 format
!= PIPE_FORMAT_LATC2_SNORM
&&
240 format
!= PIPE_FORMAT_RGTC1_UNORM
&&
241 format
!= PIPE_FORMAT_RGTC1_SNORM
&&
242 format
!= PIPE_FORMAT_LATC1_UNORM
&&
243 format
!= PIPE_FORMAT_LATC1_SNORM
) {
244 result
|= r300_get_swizzle_combined(desc
->swizzle
, swizzle_view
,
247 result
|= r300_get_swizzle_combined(desc
->swizzle
, swizzle_view
,
252 if (desc
->layout
== UTIL_FORMAT_LAYOUT_S3TC
) {
254 case PIPE_FORMAT_DXT1_RGB
:
255 case PIPE_FORMAT_DXT1_RGBA
:
256 case PIPE_FORMAT_DXT1_SRGB
:
257 case PIPE_FORMAT_DXT1_SRGBA
:
258 return R300_TX_FORMAT_DXT1
| result
;
259 case PIPE_FORMAT_DXT3_RGBA
:
260 case PIPE_FORMAT_DXT3_SRGBA
:
261 return R300_TX_FORMAT_DXT3
| result
;
262 case PIPE_FORMAT_DXT5_RGBA
:
263 case PIPE_FORMAT_DXT5_SRGBA
:
264 return R300_TX_FORMAT_DXT5
| result
;
266 return ~0; /* Unsupported/unknown. */
271 if (desc
->layout
== UTIL_FORMAT_LAYOUT_RGTC
) {
273 case PIPE_FORMAT_RGTC1_SNORM
:
274 case PIPE_FORMAT_LATC1_SNORM
:
275 result
|= sign_bit
[0];
276 case PIPE_FORMAT_LATC1_UNORM
:
277 case PIPE_FORMAT_RGTC1_UNORM
:
278 return R500_TX_FORMAT_ATI1N
| result
;
280 case PIPE_FORMAT_RGTC2_SNORM
:
281 case PIPE_FORMAT_LATC2_SNORM
:
282 result
|= sign_bit
[1] | sign_bit
[0];
283 case PIPE_FORMAT_RGTC2_UNORM
:
284 case PIPE_FORMAT_LATC2_UNORM
:
285 return R400_TX_FORMAT_ATI2N
| result
;
288 return ~0; /* Unsupported/unknown. */
292 /* This is truly a special format.
293 * It stores R8G8 and B is computed using sqrt(1 - R^2 - G^2)
294 * in the sampler unit. Also known as D3DFMT_CxV8U8. */
295 if (format
== PIPE_FORMAT_R8G8Bx_SNORM
) {
296 return R300_TX_FORMAT_CxV8U8
| result
;
299 /* Integer and fixed-point 16.16 textures are not supported. */
300 for (i
= 0; i
< 4; i
++) {
301 if (desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_FIXED
||
302 ((desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_SIGNED
||
303 desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_UNSIGNED
) &&
304 (!desc
->channel
[i
].normalized
||
305 desc
->channel
[i
].pure_integer
))) {
306 return ~0; /* Unsupported/unknown. */
311 for (i
= 0; i
< desc
->nr_channels
; i
++) {
312 if (desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_SIGNED
) {
313 result
|= sign_bit
[i
];
317 /* See whether the components are of the same size. */
318 for (i
= 1; i
< desc
->nr_channels
; i
++) {
319 uniform
= uniform
&& desc
->channel
[0].size
== desc
->channel
[i
].size
;
322 /* Non-uniform formats. */
324 switch (desc
->nr_channels
) {
326 if (desc
->channel
[0].size
== 5 &&
327 desc
->channel
[1].size
== 6 &&
328 desc
->channel
[2].size
== 5) {
329 return R300_TX_FORMAT_Z5Y6X5
| result
;
331 if (desc
->channel
[0].size
== 5 &&
332 desc
->channel
[1].size
== 5 &&
333 desc
->channel
[2].size
== 6) {
334 return R300_TX_FORMAT_Z6Y5X5
| result
;
336 if (desc
->channel
[0].size
== 2 &&
337 desc
->channel
[1].size
== 3 &&
338 desc
->channel
[2].size
== 3) {
339 return R300_TX_FORMAT_Z3Y3X2
| result
;
341 return ~0; /* Unsupported/unknown. */
344 if (desc
->channel
[0].size
== 5 &&
345 desc
->channel
[1].size
== 5 &&
346 desc
->channel
[2].size
== 5 &&
347 desc
->channel
[3].size
== 1) {
348 return R300_TX_FORMAT_W1Z5Y5X5
| result
;
350 if (desc
->channel
[0].size
== 10 &&
351 desc
->channel
[1].size
== 10 &&
352 desc
->channel
[2].size
== 10 &&
353 desc
->channel
[3].size
== 2) {
354 return R300_TX_FORMAT_W2Z10Y10X10
| result
;
357 return ~0; /* Unsupported/unknown. */
360 /* Find the first non-VOID channel. */
361 for (i
= 0; i
< 4; i
++) {
362 if (desc
->channel
[i
].type
!= UTIL_FORMAT_TYPE_VOID
) {
368 return ~0; /* Unsupported/unknown. */
370 /* And finally, uniform formats. */
371 switch (desc
->channel
[i
].type
) {
372 case UTIL_FORMAT_TYPE_UNSIGNED
:
373 case UTIL_FORMAT_TYPE_SIGNED
:
374 if (!desc
->channel
[i
].normalized
&&
375 desc
->colorspace
!= UTIL_FORMAT_COLORSPACE_SRGB
) {
379 switch (desc
->channel
[i
].size
) {
381 switch (desc
->nr_channels
) {
383 return R300_TX_FORMAT_Y4X4
| result
;
385 return R300_TX_FORMAT_W4Z4Y4X4
| result
;
390 switch (desc
->nr_channels
) {
392 return R300_TX_FORMAT_X8
| result
;
394 return R300_TX_FORMAT_Y8X8
| result
;
396 return R300_TX_FORMAT_W8Z8Y8X8
| result
;
401 switch (desc
->nr_channels
) {
403 return R300_TX_FORMAT_X16
| result
;
405 return R300_TX_FORMAT_Y16X16
| result
;
407 return R300_TX_FORMAT_W16Z16Y16X16
| result
;
412 case UTIL_FORMAT_TYPE_FLOAT
:
413 switch (desc
->channel
[i
].size
) {
415 switch (desc
->nr_channels
) {
417 return R300_TX_FORMAT_16F
| result
;
419 return R300_TX_FORMAT_16F_16F
| result
;
421 return R300_TX_FORMAT_16F_16F_16F_16F
| result
;
426 switch (desc
->nr_channels
) {
428 return R300_TX_FORMAT_32F
| result
;
430 return R300_TX_FORMAT_32F_32F
| result
;
432 return R300_TX_FORMAT_32F_32F_32F_32F
| result
;
437 return ~0; /* Unsupported/unknown. */
440 uint32_t r500_tx_format_msb_bit(enum pipe_format format
)
443 case PIPE_FORMAT_RGTC1_UNORM
:
444 case PIPE_FORMAT_RGTC1_SNORM
:
445 case PIPE_FORMAT_LATC1_UNORM
:
446 case PIPE_FORMAT_LATC1_SNORM
:
447 case PIPE_FORMAT_X8Z24_UNORM
:
448 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
449 return R500_TXFORMAT_MSB
;
455 /* Buffer formats. */
457 /* Colorbuffer formats. This is the unswizzled format of the RB3D block's
458 * output. For the swizzling of the targets, check the shader's format. */
459 static uint32_t r300_translate_colorformat(enum pipe_format format
)
461 format
= r300_unbyteswap_array_format(format
);
465 case PIPE_FORMAT_A8_UNORM
:
466 case PIPE_FORMAT_A8_SNORM
:
467 case PIPE_FORMAT_I8_UNORM
:
468 case PIPE_FORMAT_I8_SNORM
:
469 case PIPE_FORMAT_L8_UNORM
:
470 case PIPE_FORMAT_L8_SNORM
:
471 case PIPE_FORMAT_R8_UNORM
:
472 case PIPE_FORMAT_R8_SNORM
:
473 return R300_COLOR_FORMAT_I8
;
475 /* 16-bit buffers. */
476 case PIPE_FORMAT_L8A8_UNORM
:
477 case PIPE_FORMAT_L8A8_SNORM
:
478 case PIPE_FORMAT_R8G8_UNORM
:
479 case PIPE_FORMAT_R8G8_SNORM
:
480 case PIPE_FORMAT_R8A8_UNORM
:
481 case PIPE_FORMAT_R8A8_SNORM
:
482 /* These formats work fine with UV88 if US_OUT_FMT is set correctly. */
483 case PIPE_FORMAT_A16_UNORM
:
484 case PIPE_FORMAT_A16_SNORM
:
485 case PIPE_FORMAT_A16_FLOAT
:
486 case PIPE_FORMAT_L16_UNORM
:
487 case PIPE_FORMAT_L16_SNORM
:
488 case PIPE_FORMAT_L16_FLOAT
:
489 case PIPE_FORMAT_I16_UNORM
:
490 case PIPE_FORMAT_I16_SNORM
:
491 case PIPE_FORMAT_I16_FLOAT
:
492 case PIPE_FORMAT_R16_UNORM
:
493 case PIPE_FORMAT_R16_SNORM
:
494 case PIPE_FORMAT_R16_FLOAT
:
495 return R300_COLOR_FORMAT_UV88
;
497 case PIPE_FORMAT_B5G6R5_UNORM
:
498 return R300_COLOR_FORMAT_RGB565
;
500 case PIPE_FORMAT_B5G5R5A1_UNORM
:
501 case PIPE_FORMAT_B5G5R5X1_UNORM
:
502 return R300_COLOR_FORMAT_ARGB1555
;
504 case PIPE_FORMAT_B4G4R4A4_UNORM
:
505 case PIPE_FORMAT_B4G4R4X4_UNORM
:
506 return R300_COLOR_FORMAT_ARGB4444
;
508 /* 32-bit buffers. */
509 case PIPE_FORMAT_B8G8R8A8_UNORM
:
510 /*case PIPE_FORMAT_B8G8R8A8_SNORM:*/
511 case PIPE_FORMAT_B8G8R8X8_UNORM
:
512 /*case PIPE_FORMAT_B8G8R8X8_SNORM:*/
513 case PIPE_FORMAT_R8G8B8A8_UNORM
:
514 case PIPE_FORMAT_R8G8B8A8_SNORM
:
515 case PIPE_FORMAT_R8G8B8X8_UNORM
:
516 case PIPE_FORMAT_R8G8B8X8_SNORM
:
517 /* These formats work fine with ARGB8888 if US_OUT_FMT is set
519 case PIPE_FORMAT_R16G16_UNORM
:
520 case PIPE_FORMAT_R16G16_SNORM
:
521 case PIPE_FORMAT_R16G16_FLOAT
:
522 case PIPE_FORMAT_L16A16_UNORM
:
523 case PIPE_FORMAT_L16A16_SNORM
:
524 case PIPE_FORMAT_L16A16_FLOAT
:
525 case PIPE_FORMAT_R16A16_UNORM
:
526 case PIPE_FORMAT_R16A16_SNORM
:
527 case PIPE_FORMAT_R16A16_FLOAT
:
528 case PIPE_FORMAT_A32_FLOAT
:
529 case PIPE_FORMAT_L32_FLOAT
:
530 case PIPE_FORMAT_I32_FLOAT
:
531 case PIPE_FORMAT_R32_FLOAT
:
532 return R300_COLOR_FORMAT_ARGB8888
;
534 case PIPE_FORMAT_R10G10B10A2_UNORM
:
535 case PIPE_FORMAT_R10G10B10X2_SNORM
:
536 case PIPE_FORMAT_B10G10R10A2_UNORM
:
537 case PIPE_FORMAT_B10G10R10X2_UNORM
:
538 return R500_COLOR_FORMAT_ARGB2101010
; /* R5xx-only? */
540 /* 64-bit buffers. */
541 case PIPE_FORMAT_R16G16B16A16_UNORM
:
542 case PIPE_FORMAT_R16G16B16A16_SNORM
:
543 case PIPE_FORMAT_R16G16B16A16_FLOAT
:
544 case PIPE_FORMAT_R16G16B16X16_UNORM
:
545 case PIPE_FORMAT_R16G16B16X16_SNORM
:
546 case PIPE_FORMAT_R16G16B16X16_FLOAT
:
547 /* These formats work fine with ARGB16161616 if US_OUT_FMT is set
549 case PIPE_FORMAT_R32G32_FLOAT
:
550 case PIPE_FORMAT_L32A32_FLOAT
:
551 case PIPE_FORMAT_R32A32_FLOAT
:
552 return R300_COLOR_FORMAT_ARGB16161616
;
554 /* 128-bit buffers. */
555 case PIPE_FORMAT_R32G32B32A32_FLOAT
:
556 case PIPE_FORMAT_R32G32B32X32_FLOAT
:
557 return R300_COLOR_FORMAT_ARGB32323232
;
560 case PIPE_FORMAT_UYVY
:
561 return R300_COLOR_FORMAT_YVYU
;
562 case PIPE_FORMAT_YUYV
:
563 return R300_COLOR_FORMAT_VYUY
;
565 return ~0; /* Unsupported. */
569 /* Depthbuffer and stencilbuffer. Thankfully, we only support two flavors. */
570 static uint32_t r300_translate_zsformat(enum pipe_format format
)
573 /* 16-bit depth, no stencil */
574 case PIPE_FORMAT_Z16_UNORM
:
575 return R300_DEPTHFORMAT_16BIT_INT_Z
;
576 /* 24-bit depth, ignored stencil */
577 case PIPE_FORMAT_X8Z24_UNORM
:
578 /* 24-bit depth, 8-bit stencil */
579 case PIPE_FORMAT_S8_UINT_Z24_UNORM
:
580 return R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL
;
582 return ~0; /* Unsupported. */
586 /* Shader output formats. This is essentially the swizzle from the shader
589 * Note that formats are stored from C3 to C0. */
590 static uint32_t r300_translate_out_fmt(enum pipe_format format
)
592 uint32_t modifier
= 0;
594 const struct util_format_description
*desc
;
595 boolean uniform_sign
;
597 format
= r300_unbyteswap_array_format(format
);
598 desc
= util_format_description(format
);
600 /* Find the first non-VOID channel. */
601 for (i
= 0; i
< 4; i
++) {
602 if (desc
->channel
[i
].type
!= UTIL_FORMAT_TYPE_VOID
) {
608 return ~0; /* Unsupported/unknown. */
610 /* Specifies how the shader output is written to the fog unit. */
611 switch (desc
->channel
[i
].type
) {
612 case UTIL_FORMAT_TYPE_FLOAT
:
613 switch (desc
->channel
[i
].size
) {
615 switch (desc
->nr_channels
) {
617 modifier
|= R300_US_OUT_FMT_C_32_FP
;
620 modifier
|= R300_US_OUT_FMT_C2_32_FP
;
623 modifier
|= R300_US_OUT_FMT_C4_32_FP
;
629 switch (desc
->nr_channels
) {
631 modifier
|= R300_US_OUT_FMT_C_16_FP
;
634 modifier
|= R300_US_OUT_FMT_C2_16_FP
;
637 modifier
|= R300_US_OUT_FMT_C4_16_FP
;
645 switch (desc
->channel
[i
].size
) {
647 switch (desc
->nr_channels
) {
649 modifier
|= R300_US_OUT_FMT_C_16
;
652 modifier
|= R300_US_OUT_FMT_C2_16
;
655 modifier
|= R300_US_OUT_FMT_C4_16
;
661 modifier
|= R300_US_OUT_FMT_C4_10
;
665 /* C4_8 seems to be used for the formats whose pixel size
667 modifier
|= R300_US_OUT_FMT_C4_8
;
674 for (i
= 0; i
< desc
->nr_channels
; i
++)
675 if (desc
->channel
[i
].type
!= UTIL_FORMAT_TYPE_SIGNED
)
676 uniform_sign
= FALSE
;
679 modifier
|= R300_OUT_SIGN(0xf);
681 /* Add swizzles and return. */
683 /*** Special cases (non-standard channel mapping) ***/
686 * COLORFORMAT_I8 stores the Z component (C2). */
687 case PIPE_FORMAT_A8_UNORM
:
688 case PIPE_FORMAT_A8_SNORM
:
689 return modifier
| R300_C2_SEL_A
;
690 case PIPE_FORMAT_I8_UNORM
:
691 case PIPE_FORMAT_I8_SNORM
:
692 case PIPE_FORMAT_L8_UNORM
:
693 case PIPE_FORMAT_L8_SNORM
:
694 case PIPE_FORMAT_R8_UNORM
:
695 case PIPE_FORMAT_R8_SNORM
:
696 return modifier
| R300_C2_SEL_R
;
699 * COLORFORMAT_UV88 stores ZX (C2 and C0). */
700 case PIPE_FORMAT_L8A8_SNORM
:
701 case PIPE_FORMAT_L8A8_UNORM
:
702 case PIPE_FORMAT_R8A8_SNORM
:
703 case PIPE_FORMAT_R8A8_UNORM
:
704 return modifier
| R300_C0_SEL_A
| R300_C2_SEL_R
;
705 case PIPE_FORMAT_R8G8_SNORM
:
706 case PIPE_FORMAT_R8G8_UNORM
:
707 return modifier
| R300_C0_SEL_G
| R300_C2_SEL_R
;
710 * ARGB16161616 stores XZ for RG32F */
711 case PIPE_FORMAT_R32G32_FLOAT
:
712 return modifier
| R300_C0_SEL_R
| R300_C2_SEL_G
;
714 /*** Generic cases (standard channel mapping) ***/
717 case PIPE_FORMAT_B5G6R5_UNORM
:
718 case PIPE_FORMAT_B5G5R5A1_UNORM
:
719 case PIPE_FORMAT_B5G5R5X1_UNORM
:
720 case PIPE_FORMAT_B4G4R4A4_UNORM
:
721 case PIPE_FORMAT_B4G4R4X4_UNORM
:
722 case PIPE_FORMAT_B8G8R8A8_UNORM
:
723 /*case PIPE_FORMAT_B8G8R8A8_SNORM:*/
724 case PIPE_FORMAT_B8G8R8X8_UNORM
:
725 /*case PIPE_FORMAT_B8G8R8X8_SNORM:*/
726 case PIPE_FORMAT_B10G10R10A2_UNORM
:
727 case PIPE_FORMAT_B10G10R10X2_UNORM
:
729 R300_C0_SEL_B
| R300_C1_SEL_G
|
730 R300_C2_SEL_R
| R300_C3_SEL_A
;
733 case PIPE_FORMAT_A16_UNORM
:
734 case PIPE_FORMAT_A16_SNORM
:
735 case PIPE_FORMAT_A16_FLOAT
:
736 case PIPE_FORMAT_A32_FLOAT
:
738 R300_C0_SEL_A
| R300_C1_SEL_R
|
739 R300_C2_SEL_G
| R300_C3_SEL_B
;
742 case PIPE_FORMAT_R8G8B8X8_UNORM
:
743 case PIPE_FORMAT_R8G8B8X8_SNORM
:
744 case PIPE_FORMAT_R8G8B8A8_UNORM
:
745 case PIPE_FORMAT_R8G8B8A8_SNORM
:
746 case PIPE_FORMAT_R10G10B10A2_UNORM
:
747 case PIPE_FORMAT_R10G10B10X2_SNORM
:
748 case PIPE_FORMAT_R16_UNORM
:
749 case PIPE_FORMAT_R16G16_UNORM
:
750 case PIPE_FORMAT_R16G16B16A16_UNORM
:
751 case PIPE_FORMAT_R16_SNORM
:
752 case PIPE_FORMAT_R16G16_SNORM
:
753 case PIPE_FORMAT_R16G16B16A16_SNORM
:
754 case PIPE_FORMAT_R16_FLOAT
:
755 case PIPE_FORMAT_R16G16_FLOAT
:
756 case PIPE_FORMAT_R16G16B16A16_FLOAT
:
757 case PIPE_FORMAT_R32_FLOAT
:
758 case PIPE_FORMAT_R32G32B32A32_FLOAT
:
759 case PIPE_FORMAT_R32G32B32X32_FLOAT
:
760 case PIPE_FORMAT_L16_UNORM
:
761 case PIPE_FORMAT_L16_SNORM
:
762 case PIPE_FORMAT_L16_FLOAT
:
763 case PIPE_FORMAT_L32_FLOAT
:
764 case PIPE_FORMAT_I16_UNORM
:
765 case PIPE_FORMAT_I16_SNORM
:
766 case PIPE_FORMAT_I16_FLOAT
:
767 case PIPE_FORMAT_I32_FLOAT
:
768 case PIPE_FORMAT_R16G16B16X16_UNORM
:
769 case PIPE_FORMAT_R16G16B16X16_SNORM
:
770 case PIPE_FORMAT_R16G16B16X16_FLOAT
:
772 R300_C0_SEL_R
| R300_C1_SEL_G
|
773 R300_C2_SEL_B
| R300_C3_SEL_A
;
776 case PIPE_FORMAT_L16A16_UNORM
:
777 case PIPE_FORMAT_L16A16_SNORM
:
778 case PIPE_FORMAT_L16A16_FLOAT
:
779 case PIPE_FORMAT_R16A16_UNORM
:
780 case PIPE_FORMAT_R16A16_SNORM
:
781 case PIPE_FORMAT_R16A16_FLOAT
:
782 case PIPE_FORMAT_L32A32_FLOAT
:
783 case PIPE_FORMAT_R32A32_FLOAT
:
785 R300_C0_SEL_R
| R300_C1_SEL_A
;
788 return ~0; /* Unsupported. */
792 static uint32_t r300_translate_colormask_swizzle(enum pipe_format format
)
794 format
= r300_unbyteswap_array_format(format
);
797 case PIPE_FORMAT_A8_UNORM
:
798 case PIPE_FORMAT_A8_SNORM
:
799 case PIPE_FORMAT_A16_UNORM
:
800 case PIPE_FORMAT_A16_SNORM
:
801 case PIPE_FORMAT_A16_FLOAT
:
802 case PIPE_FORMAT_A32_FLOAT
:
803 return COLORMASK_AAAA
;
805 case PIPE_FORMAT_I8_UNORM
:
806 case PIPE_FORMAT_I8_SNORM
:
807 case PIPE_FORMAT_L8_UNORM
:
808 case PIPE_FORMAT_L8_SNORM
:
809 case PIPE_FORMAT_R8_UNORM
:
810 case PIPE_FORMAT_R8_SNORM
:
811 case PIPE_FORMAT_R32_FLOAT
:
812 case PIPE_FORMAT_L32_FLOAT
:
813 case PIPE_FORMAT_I32_FLOAT
:
814 return COLORMASK_RRRR
;
816 case PIPE_FORMAT_L8A8_SNORM
:
817 case PIPE_FORMAT_L8A8_UNORM
:
818 case PIPE_FORMAT_R8A8_UNORM
:
819 case PIPE_FORMAT_R8A8_SNORM
:
820 case PIPE_FORMAT_L16A16_UNORM
:
821 case PIPE_FORMAT_L16A16_SNORM
:
822 case PIPE_FORMAT_L16A16_FLOAT
:
823 case PIPE_FORMAT_R16A16_UNORM
:
824 case PIPE_FORMAT_R16A16_SNORM
:
825 case PIPE_FORMAT_R16A16_FLOAT
:
826 case PIPE_FORMAT_L32A32_FLOAT
:
827 case PIPE_FORMAT_R32A32_FLOAT
:
828 return COLORMASK_ARRA
;
830 case PIPE_FORMAT_R8G8_SNORM
:
831 case PIPE_FORMAT_R8G8_UNORM
:
832 case PIPE_FORMAT_R16G16_UNORM
:
833 case PIPE_FORMAT_R16G16_SNORM
:
834 case PIPE_FORMAT_R16G16_FLOAT
:
835 case PIPE_FORMAT_R32G32_FLOAT
:
836 return COLORMASK_GRRG
;
838 case PIPE_FORMAT_B5G5R5X1_UNORM
:
839 case PIPE_FORMAT_B4G4R4X4_UNORM
:
840 case PIPE_FORMAT_B8G8R8X8_UNORM
:
841 /*case PIPE_FORMAT_B8G8R8X8_SNORM:*/
842 case PIPE_FORMAT_B10G10R10X2_UNORM
:
843 return COLORMASK_BGRX
;
845 case PIPE_FORMAT_B5G6R5_UNORM
:
846 case PIPE_FORMAT_B5G5R5A1_UNORM
:
847 case PIPE_FORMAT_B4G4R4A4_UNORM
:
848 case PIPE_FORMAT_B8G8R8A8_UNORM
:
849 /*case PIPE_FORMAT_B8G8R8A8_SNORM:*/
850 case PIPE_FORMAT_B10G10R10A2_UNORM
:
851 return COLORMASK_BGRA
;
853 case PIPE_FORMAT_R8G8B8X8_UNORM
:
854 /* RGBX_SNORM formats are broken for an unknown reason */
855 /*case PIPE_FORMAT_R8G8B8X8_SNORM:*/
856 /*case PIPE_FORMAT_R10G10B10X2_SNORM:*/
857 case PIPE_FORMAT_R16G16B16X16_UNORM
:
858 /*case PIPE_FORMAT_R16G16B16X16_SNORM:*/
859 case PIPE_FORMAT_R16G16B16X16_FLOAT
:
860 case PIPE_FORMAT_R32G32B32X32_FLOAT
:
861 return COLORMASK_RGBX
;
863 case PIPE_FORMAT_R8G8B8A8_UNORM
:
864 case PIPE_FORMAT_R8G8B8A8_SNORM
:
865 case PIPE_FORMAT_R10G10B10A2_UNORM
:
866 case PIPE_FORMAT_R16_UNORM
:
867 case PIPE_FORMAT_R16G16B16A16_UNORM
:
868 case PIPE_FORMAT_R16_SNORM
:
869 case PIPE_FORMAT_R16G16B16A16_SNORM
:
870 case PIPE_FORMAT_R16_FLOAT
:
871 case PIPE_FORMAT_R16G16B16A16_FLOAT
:
872 case PIPE_FORMAT_R32G32B32A32_FLOAT
:
873 case PIPE_FORMAT_L16_UNORM
:
874 case PIPE_FORMAT_L16_SNORM
:
875 case PIPE_FORMAT_L16_FLOAT
:
876 case PIPE_FORMAT_I16_UNORM
:
877 case PIPE_FORMAT_I16_SNORM
:
878 case PIPE_FORMAT_I16_FLOAT
:
879 return COLORMASK_RGBA
;
882 return ~0; /* Unsupported. */
886 boolean
r300_is_colorbuffer_format_supported(enum pipe_format format
)
888 return r300_translate_colorformat(format
) != ~0 &&
889 r300_translate_out_fmt(format
) != ~0 &&
890 r300_translate_colormask_swizzle(format
) != ~0;
893 boolean
r300_is_zs_format_supported(enum pipe_format format
)
895 return r300_translate_zsformat(format
) != ~0;
898 boolean
r300_is_sampler_format_supported(enum pipe_format format
)
900 return r300_translate_texformat(format
, 0, TRUE
, FALSE
) != ~0;
903 void r300_texture_setup_format_state(struct r300_screen
*screen
,
904 struct r300_resource
*tex
,
905 enum pipe_format format
,
907 unsigned width0_override
,
908 unsigned height0_override
,
909 struct r300_texture_format_state
*out
)
911 struct pipe_resource
*pt
= &tex
->b
.b
;
912 struct r300_texture_desc
*desc
= &tex
->tex
;
913 boolean is_r500
= screen
->caps
.is_r500
;
914 unsigned width
, height
, depth
;
915 unsigned txwidth
, txheight
, txdepth
;
917 width
= u_minify(width0_override
, level
);
918 height
= u_minify(height0_override
, level
);
919 depth
= u_minify(desc
->depth0
, level
);
921 txwidth
= (width
- 1) & 0x7ff;
922 txheight
= (height
- 1) & 0x7ff;
923 txdepth
= util_logbase2(depth
) & 0xf;
925 /* Mask out all the fields we change. */
927 out
->format1
&= ~R300_TX_FORMAT_TEX_COORD_TYPE_MASK
;
928 out
->format2
&= R500_TXFORMAT_MSB
;
929 out
->tile_config
= 0;
931 /* Set sampler state. */
933 R300_TX_WIDTH(txwidth
) |
934 R300_TX_HEIGHT(txheight
) |
935 R300_TX_DEPTH(txdepth
);
937 if (desc
->uses_stride_addressing
) {
939 r300_stride_to_width(format
, desc
->stride_in_bytes
[level
]);
940 /* rectangles love this */
941 out
->format0
|= R300_TX_PITCH_EN
;
942 out
->format2
= (stride
- 1) & 0x1fff;
945 if (pt
->target
== PIPE_TEXTURE_CUBE
) {
946 out
->format1
|= R300_TX_FORMAT_CUBIC_MAP
;
948 if (pt
->target
== PIPE_TEXTURE_3D
) {
949 out
->format1
|= R300_TX_FORMAT_3D
;
952 /* large textures on r500 */
955 unsigned us_width
= txwidth
;
956 unsigned us_height
= txheight
;
957 unsigned us_depth
= txdepth
;
960 out
->format2
|= R500_TXWIDTH_BIT11
;
963 out
->format2
|= R500_TXHEIGHT_BIT11
;
966 /* The US_FORMAT register fixes an R500 TX addressing bug.
967 * Don't ask why it must be set like this. I don't know it either. */
969 us_width
= (0x000007FF + us_width
) >> 1;
970 us_depth
|= 0x0000000D;
973 us_height
= (0x000007FF + us_height
) >> 1;
974 us_depth
|= 0x0000000E;
978 R300_TX_WIDTH(us_width
) |
979 R300_TX_HEIGHT(us_height
) |
980 R300_TX_DEPTH(us_depth
);
983 out
->tile_config
= R300_TXO_MACRO_TILE(desc
->macrotile
[level
]) |
984 R300_TXO_MICRO_TILE(desc
->microtile
) |
985 R300_TXO_ENDIAN(r300_get_endian_swap(format
));
988 static void r300_texture_setup_fb_state(struct r300_surface
*surf
)
990 struct r300_resource
*tex
= r300_resource(surf
->base
.texture
);
991 unsigned level
= surf
->base
.u
.tex
.level
;
993 r300_stride_to_width(surf
->base
.format
, tex
->tex
.stride_in_bytes
[level
]);
995 /* Set framebuffer state. */
996 if (util_format_is_depth_or_stencil(surf
->base
.format
)) {
999 R300_DEPTHMACROTILE(tex
->tex
.macrotile
[level
]) |
1000 R300_DEPTHMICROTILE(tex
->tex
.microtile
) |
1001 R300_DEPTHENDIAN(r300_get_endian_swap(surf
->base
.format
));
1002 surf
->format
= r300_translate_zsformat(surf
->base
.format
);
1003 surf
->pitch_zmask
= tex
->tex
.zmask_stride_in_pixels
[level
];
1004 surf
->pitch_hiz
= tex
->tex
.hiz_stride_in_pixels
[level
];
1006 enum pipe_format format
= util_format_linear(surf
->base
.format
);
1010 r300_translate_colorformat(format
) |
1011 R300_COLOR_TILE(tex
->tex
.macrotile
[level
]) |
1012 R300_COLOR_MICROTILE(tex
->tex
.microtile
) |
1013 R300_COLOR_ENDIAN(r300_get_endian_swap(format
));
1014 surf
->format
= r300_translate_out_fmt(format
);
1015 surf
->colormask_swizzle
=
1016 r300_translate_colormask_swizzle(format
);
1017 surf
->pitch_cmask
= tex
->tex
.cmask_stride_in_pixels
;
1021 static void r300_texture_destroy(struct pipe_screen
*screen
,
1022 struct pipe_resource
* texture
)
1024 struct r300_screen
*rscreen
= r300_screen(screen
);
1025 struct r300_resource
* tex
= (struct r300_resource
*)texture
;
1027 if (tex
->tex
.cmask_dwords
) {
1028 mtx_lock(&rscreen
->cmask_mutex
);
1029 if (texture
== rscreen
->cmask_resource
) {
1030 rscreen
->cmask_resource
= NULL
;
1032 mtx_unlock(&rscreen
->cmask_mutex
);
1034 pb_reference(&tex
->buf
, NULL
);
1038 boolean
r300_resource_get_handle(struct pipe_screen
* screen
,
1039 struct pipe_context
*ctx
,
1040 struct pipe_resource
*texture
,
1041 struct winsys_handle
*whandle
,
1044 struct radeon_winsys
*rws
= r300_screen(screen
)->rws
;
1045 struct r300_resource
* tex
= (struct r300_resource
*)texture
;
1051 return rws
->buffer_get_handle(rws
, tex
->buf
, tex
->tex
.stride_in_bytes
[0],
1055 static const struct u_resource_vtbl r300_texture_vtbl
=
1057 NULL
, /* get_handle */
1058 r300_texture_destroy
, /* resource_destroy */
1059 r300_texture_transfer_map
, /* transfer_map */
1060 NULL
, /* transfer_flush_region */
1061 r300_texture_transfer_unmap
, /* transfer_unmap */
1064 /* The common texture constructor. */
1065 static struct r300_resource
*
1066 r300_texture_create_object(struct r300_screen
*rscreen
,
1067 const struct pipe_resource
*base
,
1068 enum radeon_bo_layout microtile
,
1069 enum radeon_bo_layout macrotile
,
1070 unsigned stride_in_bytes_override
,
1071 struct pb_buffer
*buffer
)
1073 struct radeon_winsys
*rws
= rscreen
->rws
;
1074 struct r300_resource
*tex
= NULL
;
1075 struct radeon_bo_metadata tiling
= {};
1077 tex
= CALLOC_STRUCT(r300_resource
);
1082 pipe_reference_init(&tex
->b
.b
.reference
, 1);
1083 tex
->b
.b
.screen
= &rscreen
->screen
;
1084 tex
->b
.b
.usage
= base
->usage
;
1085 tex
->b
.b
.bind
= base
->bind
;
1086 tex
->b
.b
.flags
= base
->flags
;
1087 tex
->b
.vtbl
= &r300_texture_vtbl
;
1088 tex
->tex
.microtile
= microtile
;
1089 tex
->tex
.macrotile
[0] = macrotile
;
1090 tex
->tex
.stride_in_bytes_override
= stride_in_bytes_override
;
1091 tex
->domain
= (base
->flags
& R300_RESOURCE_FLAG_TRANSFER
||
1092 base
->usage
== PIPE_USAGE_STAGING
) ? RADEON_DOMAIN_GTT
:
1093 base
->nr_samples
> 1 ? RADEON_DOMAIN_VRAM
:
1094 RADEON_DOMAIN_VRAM
| RADEON_DOMAIN_GTT
;
1097 r300_texture_desc_init(rscreen
, tex
, base
);
1099 /* Figure out the ideal placement for the texture.. */
1100 if (tex
->domain
& RADEON_DOMAIN_VRAM
&&
1101 tex
->tex
.size_in_bytes
>= rscreen
->info
.vram_size
) {
1102 tex
->domain
&= ~RADEON_DOMAIN_VRAM
;
1103 tex
->domain
|= RADEON_DOMAIN_GTT
;
1105 if (tex
->domain
& RADEON_DOMAIN_GTT
&&
1106 tex
->tex
.size_in_bytes
>= rscreen
->info
.gart_size
) {
1107 tex
->domain
&= ~RADEON_DOMAIN_GTT
;
1109 /* Just fail if the texture is too large. */
1114 /* Create the backing buffer if needed. */
1116 /* Only use the first domain for allocation. Multiple domains are not allowed. */
1117 unsigned alloc_domain
=
1118 tex
->domain
& RADEON_DOMAIN_VRAM
? RADEON_DOMAIN_VRAM
:
1121 tex
->buf
= rws
->buffer_create(rws
, tex
->tex
.size_in_bytes
, 2048,
1123 RADEON_FLAG_NO_SUBALLOC
|
1124 /* Use the reusable pool: */
1125 RADEON_FLAG_NO_INTERPROCESS_SHARING
);
1132 if (SCREEN_DBG_ON(rscreen
, DBG_MSAA
) && base
->nr_samples
> 1) {
1133 fprintf(stderr
, "r300: %ix MSAA %s buffer created\n",
1135 util_format_is_depth_or_stencil(base
->format
) ? "depth" : "color");
1138 tiling
.u
.legacy
.microtile
= tex
->tex
.microtile
;
1139 tiling
.u
.legacy
.macrotile
= tex
->tex
.macrotile
[0];
1140 tiling
.u
.legacy
.stride
= tex
->tex
.stride_in_bytes
[0];
1141 rws
->buffer_set_metadata(tex
->buf
, &tiling
);
1148 pb_reference(&buffer
, NULL
);
1152 /* Create a new texture. */
1153 struct pipe_resource
*r300_texture_create(struct pipe_screen
*screen
,
1154 const struct pipe_resource
*base
)
1156 struct r300_screen
*rscreen
= r300_screen(screen
);
1157 enum radeon_bo_layout microtile
, macrotile
;
1159 if ((base
->flags
& R300_RESOURCE_FLAG_TRANSFER
) ||
1160 (base
->bind
& (PIPE_BIND_SCANOUT
| PIPE_BIND_LINEAR
))) {
1161 microtile
= RADEON_LAYOUT_LINEAR
;
1162 macrotile
= RADEON_LAYOUT_LINEAR
;
1164 /* This will make the texture_create_function select the layout. */
1165 microtile
= RADEON_LAYOUT_UNKNOWN
;
1166 macrotile
= RADEON_LAYOUT_UNKNOWN
;
1169 return (struct pipe_resource
*)
1170 r300_texture_create_object(rscreen
, base
, microtile
, macrotile
,
1174 struct pipe_resource
*r300_texture_from_handle(struct pipe_screen
*screen
,
1175 const struct pipe_resource
*base
,
1176 struct winsys_handle
*whandle
,
1179 struct r300_screen
*rscreen
= r300_screen(screen
);
1180 struct radeon_winsys
*rws
= rscreen
->rws
;
1181 struct pb_buffer
*buffer
;
1183 struct radeon_bo_metadata tiling
= {};
1185 /* Support only 2D textures without mipmaps */
1186 if ((base
->target
!= PIPE_TEXTURE_2D
&&
1187 base
->target
!= PIPE_TEXTURE_RECT
) ||
1188 base
->depth0
!= 1 ||
1189 base
->last_level
!= 0) {
1193 buffer
= rws
->buffer_from_handle(rws
, whandle
, 0, &stride
, NULL
);
1197 rws
->buffer_get_metadata(buffer
, &tiling
);
1199 /* Enforce a microtiled zbuffer. */
1200 if (util_format_is_depth_or_stencil(base
->format
) &&
1201 tiling
.u
.legacy
.microtile
== RADEON_LAYOUT_LINEAR
) {
1202 switch (util_format_get_blocksize(base
->format
)) {
1204 tiling
.u
.legacy
.microtile
= RADEON_LAYOUT_TILED
;
1208 tiling
.u
.legacy
.microtile
= RADEON_LAYOUT_SQUARETILED
;
1213 return (struct pipe_resource
*)
1214 r300_texture_create_object(rscreen
, base
, tiling
.u
.legacy
.microtile
, tiling
.u
.legacy
.macrotile
,
1218 /* Not required to implement u_resource_vtbl, consider moving to another file:
1220 struct pipe_surface
* r300_create_surface_custom(struct pipe_context
* ctx
,
1221 struct pipe_resource
* texture
,
1222 const struct pipe_surface
*surf_tmpl
,
1223 unsigned width0_override
,
1224 unsigned height0_override
)
1226 struct r300_resource
* tex
= r300_resource(texture
);
1227 struct r300_surface
* surface
= CALLOC_STRUCT(r300_surface
);
1228 unsigned level
= surf_tmpl
->u
.tex
.level
;
1230 assert(surf_tmpl
->u
.tex
.first_layer
== surf_tmpl
->u
.tex
.last_layer
);
1233 uint32_t offset
, tile_height
;
1235 pipe_reference_init(&surface
->base
.reference
, 1);
1236 pipe_resource_reference(&surface
->base
.texture
, texture
);
1237 surface
->base
.context
= ctx
;
1238 surface
->base
.format
= surf_tmpl
->format
;
1239 surface
->base
.width
= u_minify(width0_override
, level
);
1240 surface
->base
.height
= u_minify(height0_override
, level
);
1241 surface
->base
.u
.tex
.level
= level
;
1242 surface
->base
.u
.tex
.first_layer
= surf_tmpl
->u
.tex
.first_layer
;
1243 surface
->base
.u
.tex
.last_layer
= surf_tmpl
->u
.tex
.last_layer
;
1245 surface
->buf
= tex
->buf
;
1247 /* Prefer VRAM if there are multiple domains to choose from. */
1248 surface
->domain
= tex
->domain
;
1249 if (surface
->domain
& RADEON_DOMAIN_VRAM
)
1250 surface
->domain
&= ~RADEON_DOMAIN_GTT
;
1252 surface
->offset
= r300_texture_get_offset(tex
, level
,
1253 surf_tmpl
->u
.tex
.first_layer
);
1254 r300_texture_setup_fb_state(surface
);
1256 /* Parameters for the CBZB clear. */
1257 surface
->cbzb_allowed
= tex
->tex
.cbzb_allowed
[level
];
1258 surface
->cbzb_width
= align(surface
->base
.width
, 64);
1260 /* Height must be aligned to the size of a tile. */
1261 tile_height
= r300_get_pixel_alignment(surface
->base
.format
,
1262 tex
->b
.b
.nr_samples
,
1264 tex
->tex
.macrotile
[level
],
1267 surface
->cbzb_height
= align((surface
->base
.height
+ 1) / 2,
1270 /* Offset must be aligned to 2K and must point at the beginning
1272 offset
= surface
->offset
+
1273 tex
->tex
.stride_in_bytes
[level
] * surface
->cbzb_height
;
1274 surface
->cbzb_midpoint_offset
= offset
& ~2047;
1276 surface
->cbzb_pitch
= surface
->pitch
& 0x1ffffc;
1278 if (util_format_get_blocksizebits(surface
->base
.format
) == 32)
1279 surface
->cbzb_format
= R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL
;
1281 surface
->cbzb_format
= R300_DEPTHFORMAT_16BIT_INT_Z
;
1283 DBG(r300_context(ctx
), DBG_CBZB
,
1284 "CBZB Allowed: %s, Dim: %ix%i, Misalignment: %i, Micro: %s, Macro: %s\n",
1285 surface
->cbzb_allowed
? "YES" : " NO",
1286 surface
->cbzb_width
, surface
->cbzb_height
,
1288 tex
->tex
.microtile
? "YES" : " NO",
1289 tex
->tex
.macrotile
[level
] ? "YES" : " NO");
1292 return &surface
->base
;
1295 struct pipe_surface
* r300_create_surface(struct pipe_context
* ctx
,
1296 struct pipe_resource
* texture
,
1297 const struct pipe_surface
*surf_tmpl
)
1299 return r300_create_surface_custom(ctx
, texture
, surf_tmpl
,
1304 /* Not required to implement u_resource_vtbl, consider moving to another file:
1306 void r300_surface_destroy(struct pipe_context
*ctx
, struct pipe_surface
* s
)
1308 pipe_resource_reference(&s
->texture
, NULL
);