1 /****************************************************************************
2 * Copyright (C) 2015 Intel Corporation. All Rights Reserved.
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * 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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 ***************************************************************************/
24 #include "swr_context.h"
25 #include "swr_public.h"
26 #include "swr_screen.h"
27 #include "swr_resource.h"
28 #include "swr_fence.h"
29 #include "gen_knobs.h"
31 #include "pipe/p_screen.h"
32 #include "pipe/p_defines.h"
33 #include "util/u_memory.h"
34 #include "util/u_format.h"
35 #include "util/u_inlines.h"
36 #include "util/u_cpu_detect.h"
37 #include "util/u_format_s3tc.h"
38 #include "util/u_string.h"
39 #include "util/u_screen.h"
41 #include "state_tracker/sw_winsys.h"
45 #include "memory/TilingFunctions.h"
52 * XXX Check max texture size values against core and sampler.
54 #define SWR_MAX_TEXTURE_SIZE (2 * 1024 * 1024 * 1024ULL) /* 2GB */
55 #define SWR_MAX_TEXTURE_2D_SIZE 8192
56 #define SWR_MAX_TEXTURE_3D_LEVELS 12 /* 2K x 2K x 2K for now */
57 #define SWR_MAX_TEXTURE_CUBE_LEVELS 14 /* 8K x 8K for now */
58 #define SWR_MAX_TEXTURE_ARRAY_LAYERS 512 /* 8K x 512 / 8K x 8K x 512 */
60 /* Default max client_copy_limit */
61 #define SWR_CLIENT_COPY_LIMIT 8192
63 /* Flag indicates creation of alternate surface, to prevent recursive loop
64 * in resource creation when msaa_force_enable is set. */
65 #define SWR_RESOURCE_FLAG_ALT_SURFACE (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
69 swr_get_name(struct pipe_screen
*screen
)
72 snprintf(buf
, sizeof(buf
), "SWR (LLVM %u.%u, %u bits)",
73 HAVE_LLVM
>> 8, HAVE_LLVM
& 0xff,
74 lp_native_vector_width
);
79 swr_get_vendor(struct pipe_screen
*screen
)
81 return "Intel Corporation";
85 swr_is_format_supported(struct pipe_screen
*_screen
,
86 enum pipe_format format
,
87 enum pipe_texture_target target
,
88 unsigned sample_count
,
89 unsigned storage_sample_count
,
92 struct swr_screen
*screen
= swr_screen(_screen
);
93 struct sw_winsys
*winsys
= screen
->winsys
;
94 const struct util_format_description
*format_desc
;
96 assert(target
== PIPE_BUFFER
|| target
== PIPE_TEXTURE_1D
97 || target
== PIPE_TEXTURE_1D_ARRAY
98 || target
== PIPE_TEXTURE_2D
99 || target
== PIPE_TEXTURE_2D_ARRAY
100 || target
== PIPE_TEXTURE_RECT
101 || target
== PIPE_TEXTURE_3D
102 || target
== PIPE_TEXTURE_CUBE
103 || target
== PIPE_TEXTURE_CUBE_ARRAY
);
105 if (MAX2(1, sample_count
) != MAX2(1, storage_sample_count
))
108 format_desc
= util_format_description(format
);
112 if ((sample_count
> screen
->msaa_max_count
)
113 || !util_is_power_of_two_or_zero(sample_count
))
116 if (bind
& PIPE_BIND_DISPLAY_TARGET
) {
117 if (!winsys
->is_displaytarget_format_supported(winsys
, bind
, format
))
121 if (bind
& PIPE_BIND_RENDER_TARGET
) {
122 if (format_desc
->colorspace
== UTIL_FORMAT_COLORSPACE_ZS
)
125 if (mesa_to_swr_format(format
) == (SWR_FORMAT
)-1)
129 * Although possible, it is unnatural to render into compressed or YUV
130 * surfaces. So disable these here to avoid going into weird paths
131 * inside the state trackers.
133 if (format_desc
->block
.width
!= 1 || format_desc
->block
.height
!= 1)
137 if (bind
& PIPE_BIND_DEPTH_STENCIL
) {
138 if (format_desc
->colorspace
!= UTIL_FORMAT_COLORSPACE_ZS
)
141 if (mesa_to_swr_format(format
) == (SWR_FORMAT
)-1)
145 if (format_desc
->layout
== UTIL_FORMAT_LAYOUT_BPTC
||
146 format_desc
->layout
== UTIL_FORMAT_LAYOUT_ASTC
) {
150 if (format_desc
->layout
== UTIL_FORMAT_LAYOUT_ETC
&&
151 format
!= PIPE_FORMAT_ETC1_RGB8
) {
155 if ((bind
& (PIPE_BIND_RENDER_TARGET
| PIPE_BIND_SAMPLER_VIEW
)) &&
156 ((bind
& PIPE_BIND_DISPLAY_TARGET
) == 0)) {
157 /* Disable all 3-channel formats, where channel size != 32 bits.
158 * In some cases we run into crashes (in generate_unswizzled_blend()),
159 * for 3-channel RGB16 variants, there was an apparent LLVM bug.
160 * In any case, disabling the shallower 3-channel formats avoids a
161 * number of issues with GL_ARB_copy_image support.
163 if (format_desc
->is_array
&&
164 format_desc
->nr_channels
== 3 &&
165 format_desc
->block
.bits
!= 96) {
174 swr_get_param(struct pipe_screen
*screen
, enum pipe_cap param
)
178 case PIPE_CAP_MAX_RENDER_TARGETS
:
179 return PIPE_MAX_COLOR_BUFS
;
180 case PIPE_CAP_MAX_TEXTURE_2D_SIZE
:
181 return SWR_MAX_TEXTURE_2D_SIZE
;
182 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
183 return SWR_MAX_TEXTURE_3D_LEVELS
;
184 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
185 return SWR_MAX_TEXTURE_CUBE_LEVELS
;
186 case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS
:
187 return MAX_SO_STREAMS
;
188 case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS
:
189 case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS
:
190 return MAX_ATTRIBUTES
* 4;
191 case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES
:
192 case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS
:
194 case PIPE_CAP_MAX_VERTEX_STREAMS
:
196 case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE
:
198 case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS
:
199 return SWR_MAX_TEXTURE_ARRAY_LAYERS
;
200 case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET
:
201 case PIPE_CAP_MIN_TEXEL_OFFSET
:
203 case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET
:
204 case PIPE_CAP_MAX_TEXEL_OFFSET
:
206 case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS
:
208 case PIPE_CAP_GLSL_FEATURE_LEVEL
:
210 case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY
:
212 case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT
:
214 case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT
:
216 case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE
:
218 case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT
:
220 case PIPE_CAP_MAX_VIEWPORTS
:
221 return KNOB_NUM_VIEWPORTS_SCISSORS
;
222 case PIPE_CAP_ENDIANNESS
:
223 return PIPE_ENDIAN_NATIVE
;
224 case PIPE_CAP_DEPTH_CLIP_DISABLE_SEPARATE
:
227 /* supported features */
228 case PIPE_CAP_NPOT_TEXTURES
:
229 case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES
:
230 case PIPE_CAP_MIXED_COLOR_DEPTH_BITS
:
231 case PIPE_CAP_FRAGMENT_SHADER_TEXTURE_LOD
:
232 case PIPE_CAP_FRAGMENT_SHADER_DERIVATIVES
:
233 case PIPE_CAP_VERTEX_SHADER_SATURATE
:
234 case PIPE_CAP_POINT_SPRITE
:
235 case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS
:
236 case PIPE_CAP_OCCLUSION_QUERY
:
237 case PIPE_CAP_QUERY_TIME_ELAPSED
:
238 case PIPE_CAP_QUERY_PIPELINE_STATISTICS
:
239 case PIPE_CAP_TEXTURE_MIRROR_CLAMP
:
240 case PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE
:
241 case PIPE_CAP_TEXTURE_SWIZZLE
:
242 case PIPE_CAP_BLEND_EQUATION_SEPARATE
:
243 case PIPE_CAP_INDEP_BLEND_ENABLE
:
244 case PIPE_CAP_INDEP_BLEND_FUNC
:
245 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
246 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER
:
247 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER
:
248 case PIPE_CAP_DEPTH_CLIP_DISABLE
:
249 case PIPE_CAP_PRIMITIVE_RESTART
:
250 case PIPE_CAP_TGSI_INSTANCEID
:
251 case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR
:
252 case PIPE_CAP_START_INSTANCE
:
253 case PIPE_CAP_SEAMLESS_CUBE_MAP
:
254 case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE
:
255 case PIPE_CAP_CONDITIONAL_RENDER
:
256 case PIPE_CAP_VERTEX_COLOR_UNCLAMPED
:
257 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS
:
258 case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION
:
259 case PIPE_CAP_USER_VERTEX_BUFFERS
:
260 case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS
:
261 case PIPE_CAP_QUERY_TIMESTAMP
:
262 case PIPE_CAP_TEXTURE_BUFFER_OBJECTS
:
263 case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT
:
264 case PIPE_CAP_DRAW_INDIRECT
:
266 case PIPE_CAP_CONDITIONAL_RENDER_INVERTED
:
267 case PIPE_CAP_CLIP_HALFZ
:
268 case PIPE_CAP_POLYGON_OFFSET_CLAMP
:
269 case PIPE_CAP_DEPTH_BOUNDS_TEST
:
270 case PIPE_CAP_CLEAR_TEXTURE
:
271 case PIPE_CAP_TEXTURE_FLOAT_LINEAR
:
272 case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR
:
273 case PIPE_CAP_CULL_DISTANCE
:
274 case PIPE_CAP_CUBE_MAP_ARRAY
:
275 case PIPE_CAP_DOUBLES
:
276 case PIPE_CAP_TEXTURE_QUERY_LOD
:
277 case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS
:
281 * If user has explicitly set max_sample_count = 1 (via SWR_MSAA_MAX_COUNT)
282 * then disable all MSAA support and go back to old (FAKE_SW_MSAA) caps. */
283 case PIPE_CAP_TEXTURE_MULTISAMPLE
:
284 case PIPE_CAP_MULTISAMPLE_Z_RESOLVE
:
285 return (swr_screen(screen
)->msaa_max_count
> 1) ? 1 : 0;
286 case PIPE_CAP_FAKE_SW_MSAA
:
287 return (swr_screen(screen
)->msaa_max_count
> 1) ? 0 : 1;
289 /* fetch jit change for 2-4GB buffers requires alignment */
290 case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY
:
291 case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY
:
292 case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY
:
295 /* unsupported features */
296 case PIPE_CAP_ANISOTROPIC_FILTER
:
297 case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK
:
298 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT
:
299 case PIPE_CAP_SHADER_STENCIL_EXPORT
:
300 case PIPE_CAP_TEXTURE_BARRIER
:
301 case PIPE_CAP_FRAGMENT_COLOR_CLAMPED
:
302 case PIPE_CAP_VERTEX_COLOR_CLAMPED
:
303 case PIPE_CAP_COMPUTE
:
304 case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT
:
305 case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS
:
306 case PIPE_CAP_TGSI_TEXCOORD
:
307 case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER
:
308 case PIPE_CAP_TEXTURE_GATHER_SM5
:
309 case PIPE_CAP_SAMPLE_SHADING
:
310 case PIPE_CAP_TEXTURE_GATHER_OFFSETS
:
311 case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION
:
312 case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE
:
313 case PIPE_CAP_SAMPLER_VIEW_TARGET
:
314 case PIPE_CAP_VERTEXID_NOBASE
:
315 case PIPE_CAP_RESOURCE_FROM_USER_MEMORY
:
316 case PIPE_CAP_DEVICE_RESET_STATUS_QUERY
:
317 case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS
:
318 case PIPE_CAP_TGSI_TXQS
:
319 case PIPE_CAP_FORCE_PERSAMPLE_INTERP
:
320 case PIPE_CAP_SHAREABLE_SHADERS
:
321 case PIPE_CAP_DRAW_PARAMETERS
:
322 case PIPE_CAP_TGSI_PACK_HALF_FLOAT
:
323 case PIPE_CAP_MULTI_DRAW_INDIRECT
:
324 case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS
:
325 case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL
:
326 case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL
:
327 case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT
:
328 case PIPE_CAP_INVALIDATE_BUFFER
:
329 case PIPE_CAP_GENERATE_MIPMAP
:
330 case PIPE_CAP_STRING_MARKER
:
331 case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY
:
332 case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS
:
333 case PIPE_CAP_QUERY_BUFFER_OBJECT
:
334 case PIPE_CAP_QUERY_MEMORY_INFO
:
335 case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR
:
336 case PIPE_CAP_PCI_GROUP
:
337 case PIPE_CAP_PCI_BUS
:
338 case PIPE_CAP_PCI_DEVICE
:
339 case PIPE_CAP_PCI_FUNCTION
:
340 case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT
:
341 case PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES
:
342 case PIPE_CAP_TGSI_VOTE
:
343 case PIPE_CAP_MAX_WINDOW_RECTANGLES
:
344 case PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED
:
345 case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS
:
346 case PIPE_CAP_TGSI_ARRAY_COMPONENTS
:
347 case PIPE_CAP_TGSI_CAN_READ_OUTPUTS
:
348 case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME
:
349 case PIPE_CAP_NATIVE_FENCE_FD
:
350 case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY
:
351 case PIPE_CAP_FBFETCH
:
352 case PIPE_CAP_TGSI_MUL_ZERO_WINS
:
354 case PIPE_CAP_INT64_DIVMOD
:
355 case PIPE_CAP_TGSI_TEX_TXF_LZ
:
356 case PIPE_CAP_TGSI_CLOCK
:
357 case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE
:
358 case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE
:
359 case PIPE_CAP_TGSI_BALLOT
:
360 case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT
:
361 case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX
:
362 case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION
:
363 case PIPE_CAP_POST_DEPTH_COVERAGE
:
364 case PIPE_CAP_BINDLESS_TEXTURE
:
365 case PIPE_CAP_NIR_SAMPLERS_AS_DEREF
:
366 case PIPE_CAP_QUERY_SO_OVERFLOW
:
367 case PIPE_CAP_MEMOBJ
:
368 case PIPE_CAP_LOAD_CONSTBUF
:
369 case PIPE_CAP_TGSI_ANY_REG_AS_ADDRESS
:
370 case PIPE_CAP_TILE_RASTER_ORDER
:
371 case PIPE_CAP_MAX_COMBINED_SHADER_OUTPUT_RESOURCES
:
372 case PIPE_CAP_FRAMEBUFFER_MSAA_CONSTRAINTS
:
373 case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET
:
374 case PIPE_CAP_CONTEXT_PRIORITY_MASK
:
375 case PIPE_CAP_FENCE_SIGNAL
:
376 case PIPE_CAP_CONSTBUF0_FLAGS
:
377 case PIPE_CAP_PACKED_UNIFORMS
:
378 case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_TRIANGLES
:
379 case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_POINTS_LINES
:
380 case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_TRIANGLES
:
381 case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_POINTS_LINES
:
382 case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE
:
383 case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS
:
384 case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS
:
385 case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET
:
386 case PIPE_CAP_IMAGE_LOAD_FORMATTED
:
387 case PIPE_CAP_TGSI_ATOMINC_WRAP
:
389 case PIPE_CAP_MAX_GS_INVOCATIONS
:
391 case PIPE_CAP_MAX_SHADER_BUFFER_SIZE
:
393 case PIPE_CAP_MAX_VARYINGS
:
396 case PIPE_CAP_VENDOR_ID
:
398 case PIPE_CAP_DEVICE_ID
:
400 case PIPE_CAP_ACCELERATED
:
402 case PIPE_CAP_VIDEO_MEMORY
: {
403 /* XXX: Do we want to return the full amount of system memory ? */
404 uint64_t system_memory
;
406 if (!os_get_total_physical_memory(&system_memory
))
409 return (int)(system_memory
>> 20);
412 return u_pipe_screen_get_param_defaults(screen
, param
);
417 swr_get_shader_param(struct pipe_screen
*screen
,
418 enum pipe_shader_type shader
,
419 enum pipe_shader_cap param
)
421 if (shader
== PIPE_SHADER_VERTEX
||
422 shader
== PIPE_SHADER_FRAGMENT
||
423 shader
== PIPE_SHADER_GEOMETRY
)
424 return gallivm_get_shader_param(param
);
426 // Todo: tesselation, compute
432 swr_get_paramf(struct pipe_screen
*screen
, enum pipe_capf param
)
435 case PIPE_CAPF_MAX_LINE_WIDTH
:
436 case PIPE_CAPF_MAX_LINE_WIDTH_AA
:
437 case PIPE_CAPF_MAX_POINT_WIDTH
:
438 return 255.0; /* arbitrary */
439 case PIPE_CAPF_MAX_POINT_WIDTH_AA
:
441 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY
:
443 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS
:
444 return 16.0; /* arbitrary */
445 case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE
:
446 case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE
:
447 case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY
:
450 /* should only get here on unhandled cases */
451 debug_printf("Unexpected PIPE_CAPF %d query\n", param
);
456 mesa_to_swr_format(enum pipe_format format
)
458 static const std::map
<pipe_format
,SWR_FORMAT
> mesa2swr
= {
459 /* depth / stencil */
460 {PIPE_FORMAT_Z16_UNORM
, R16_UNORM
}, // z
461 {PIPE_FORMAT_Z32_FLOAT
, R32_FLOAT
}, // z
462 {PIPE_FORMAT_Z24_UNORM_S8_UINT
, R24_UNORM_X8_TYPELESS
}, // z
463 {PIPE_FORMAT_Z24X8_UNORM
, R24_UNORM_X8_TYPELESS
}, // z
464 {PIPE_FORMAT_Z32_FLOAT_S8X24_UINT
, R32_FLOAT_X8X24_TYPELESS
}, // z
467 {PIPE_FORMAT_A8_UNORM
, A8_UNORM
},
468 {PIPE_FORMAT_A16_UNORM
, A16_UNORM
},
469 {PIPE_FORMAT_A16_FLOAT
, A16_FLOAT
},
470 {PIPE_FORMAT_A32_FLOAT
, A32_FLOAT
},
473 {PIPE_FORMAT_B5G6R5_UNORM
, B5G6R5_UNORM
},
474 {PIPE_FORMAT_B5G6R5_SRGB
, B5G6R5_UNORM_SRGB
},
475 {PIPE_FORMAT_B5G5R5A1_UNORM
, B5G5R5A1_UNORM
},
476 {PIPE_FORMAT_B5G5R5X1_UNORM
, B5G5R5X1_UNORM
},
477 {PIPE_FORMAT_B4G4R4A4_UNORM
, B4G4R4A4_UNORM
},
478 {PIPE_FORMAT_B8G8R8A8_UNORM
, B8G8R8A8_UNORM
},
479 {PIPE_FORMAT_B8G8R8A8_SRGB
, B8G8R8A8_UNORM_SRGB
},
480 {PIPE_FORMAT_B8G8R8X8_UNORM
, B8G8R8X8_UNORM
},
481 {PIPE_FORMAT_B8G8R8X8_SRGB
, B8G8R8X8_UNORM_SRGB
},
484 {PIPE_FORMAT_R10G10B10A2_UNORM
, R10G10B10A2_UNORM
},
485 {PIPE_FORMAT_R10G10B10A2_SNORM
, R10G10B10A2_SNORM
},
486 {PIPE_FORMAT_R10G10B10A2_USCALED
, R10G10B10A2_USCALED
},
487 {PIPE_FORMAT_R10G10B10A2_SSCALED
, R10G10B10A2_SSCALED
},
488 {PIPE_FORMAT_R10G10B10A2_UINT
, R10G10B10A2_UINT
},
491 {PIPE_FORMAT_R10G10B10X2_USCALED
, R10G10B10X2_USCALED
},
494 {PIPE_FORMAT_B10G10R10A2_UNORM
, B10G10R10A2_UNORM
},
495 {PIPE_FORMAT_B10G10R10A2_SNORM
, B10G10R10A2_SNORM
},
496 {PIPE_FORMAT_B10G10R10A2_USCALED
, B10G10R10A2_USCALED
},
497 {PIPE_FORMAT_B10G10R10A2_SSCALED
, B10G10R10A2_SSCALED
},
498 {PIPE_FORMAT_B10G10R10A2_UINT
, B10G10R10A2_UINT
},
501 {PIPE_FORMAT_B10G10R10X2_UNORM
, B10G10R10X2_UNORM
},
504 {PIPE_FORMAT_R11G11B10_FLOAT
, R11G11B10_FLOAT
},
506 /* 32 bits per component */
507 {PIPE_FORMAT_R32_FLOAT
, R32_FLOAT
},
508 {PIPE_FORMAT_R32G32_FLOAT
, R32G32_FLOAT
},
509 {PIPE_FORMAT_R32G32B32_FLOAT
, R32G32B32_FLOAT
},
510 {PIPE_FORMAT_R32G32B32A32_FLOAT
, R32G32B32A32_FLOAT
},
511 {PIPE_FORMAT_R32G32B32X32_FLOAT
, R32G32B32X32_FLOAT
},
513 {PIPE_FORMAT_R32_USCALED
, R32_USCALED
},
514 {PIPE_FORMAT_R32G32_USCALED
, R32G32_USCALED
},
515 {PIPE_FORMAT_R32G32B32_USCALED
, R32G32B32_USCALED
},
516 {PIPE_FORMAT_R32G32B32A32_USCALED
, R32G32B32A32_USCALED
},
518 {PIPE_FORMAT_R32_SSCALED
, R32_SSCALED
},
519 {PIPE_FORMAT_R32G32_SSCALED
, R32G32_SSCALED
},
520 {PIPE_FORMAT_R32G32B32_SSCALED
, R32G32B32_SSCALED
},
521 {PIPE_FORMAT_R32G32B32A32_SSCALED
, R32G32B32A32_SSCALED
},
523 {PIPE_FORMAT_R32_UINT
, R32_UINT
},
524 {PIPE_FORMAT_R32G32_UINT
, R32G32_UINT
},
525 {PIPE_FORMAT_R32G32B32_UINT
, R32G32B32_UINT
},
526 {PIPE_FORMAT_R32G32B32A32_UINT
, R32G32B32A32_UINT
},
528 {PIPE_FORMAT_R32_SINT
, R32_SINT
},
529 {PIPE_FORMAT_R32G32_SINT
, R32G32_SINT
},
530 {PIPE_FORMAT_R32G32B32_SINT
, R32G32B32_SINT
},
531 {PIPE_FORMAT_R32G32B32A32_SINT
, R32G32B32A32_SINT
},
533 /* 16 bits per component */
534 {PIPE_FORMAT_R16_UNORM
, R16_UNORM
},
535 {PIPE_FORMAT_R16G16_UNORM
, R16G16_UNORM
},
536 {PIPE_FORMAT_R16G16B16_UNORM
, R16G16B16_UNORM
},
537 {PIPE_FORMAT_R16G16B16A16_UNORM
, R16G16B16A16_UNORM
},
538 {PIPE_FORMAT_R16G16B16X16_UNORM
, R16G16B16X16_UNORM
},
540 {PIPE_FORMAT_R16_USCALED
, R16_USCALED
},
541 {PIPE_FORMAT_R16G16_USCALED
, R16G16_USCALED
},
542 {PIPE_FORMAT_R16G16B16_USCALED
, R16G16B16_USCALED
},
543 {PIPE_FORMAT_R16G16B16A16_USCALED
, R16G16B16A16_USCALED
},
545 {PIPE_FORMAT_R16_SNORM
, R16_SNORM
},
546 {PIPE_FORMAT_R16G16_SNORM
, R16G16_SNORM
},
547 {PIPE_FORMAT_R16G16B16_SNORM
, R16G16B16_SNORM
},
548 {PIPE_FORMAT_R16G16B16A16_SNORM
, R16G16B16A16_SNORM
},
550 {PIPE_FORMAT_R16_SSCALED
, R16_SSCALED
},
551 {PIPE_FORMAT_R16G16_SSCALED
, R16G16_SSCALED
},
552 {PIPE_FORMAT_R16G16B16_SSCALED
, R16G16B16_SSCALED
},
553 {PIPE_FORMAT_R16G16B16A16_SSCALED
, R16G16B16A16_SSCALED
},
555 {PIPE_FORMAT_R16_UINT
, R16_UINT
},
556 {PIPE_FORMAT_R16G16_UINT
, R16G16_UINT
},
557 {PIPE_FORMAT_R16G16B16_UINT
, R16G16B16_UINT
},
558 {PIPE_FORMAT_R16G16B16A16_UINT
, R16G16B16A16_UINT
},
560 {PIPE_FORMAT_R16_SINT
, R16_SINT
},
561 {PIPE_FORMAT_R16G16_SINT
, R16G16_SINT
},
562 {PIPE_FORMAT_R16G16B16_SINT
, R16G16B16_SINT
},
563 {PIPE_FORMAT_R16G16B16A16_SINT
, R16G16B16A16_SINT
},
565 {PIPE_FORMAT_R16_FLOAT
, R16_FLOAT
},
566 {PIPE_FORMAT_R16G16_FLOAT
, R16G16_FLOAT
},
567 {PIPE_FORMAT_R16G16B16_FLOAT
, R16G16B16_FLOAT
},
568 {PIPE_FORMAT_R16G16B16A16_FLOAT
, R16G16B16A16_FLOAT
},
569 {PIPE_FORMAT_R16G16B16X16_FLOAT
, R16G16B16X16_FLOAT
},
571 /* 8 bits per component */
572 {PIPE_FORMAT_R8_UNORM
, R8_UNORM
},
573 {PIPE_FORMAT_R8G8_UNORM
, R8G8_UNORM
},
574 {PIPE_FORMAT_R8G8B8_UNORM
, R8G8B8_UNORM
},
575 {PIPE_FORMAT_R8G8B8_SRGB
, R8G8B8_UNORM_SRGB
},
576 {PIPE_FORMAT_R8G8B8A8_UNORM
, R8G8B8A8_UNORM
},
577 {PIPE_FORMAT_R8G8B8A8_SRGB
, R8G8B8A8_UNORM_SRGB
},
578 {PIPE_FORMAT_R8G8B8X8_UNORM
, R8G8B8X8_UNORM
},
579 {PIPE_FORMAT_R8G8B8X8_SRGB
, R8G8B8X8_UNORM_SRGB
},
581 {PIPE_FORMAT_R8_USCALED
, R8_USCALED
},
582 {PIPE_FORMAT_R8G8_USCALED
, R8G8_USCALED
},
583 {PIPE_FORMAT_R8G8B8_USCALED
, R8G8B8_USCALED
},
584 {PIPE_FORMAT_R8G8B8A8_USCALED
, R8G8B8A8_USCALED
},
586 {PIPE_FORMAT_R8_SNORM
, R8_SNORM
},
587 {PIPE_FORMAT_R8G8_SNORM
, R8G8_SNORM
},
588 {PIPE_FORMAT_R8G8B8_SNORM
, R8G8B8_SNORM
},
589 {PIPE_FORMAT_R8G8B8A8_SNORM
, R8G8B8A8_SNORM
},
591 {PIPE_FORMAT_R8_SSCALED
, R8_SSCALED
},
592 {PIPE_FORMAT_R8G8_SSCALED
, R8G8_SSCALED
},
593 {PIPE_FORMAT_R8G8B8_SSCALED
, R8G8B8_SSCALED
},
594 {PIPE_FORMAT_R8G8B8A8_SSCALED
, R8G8B8A8_SSCALED
},
596 {PIPE_FORMAT_R8_UINT
, R8_UINT
},
597 {PIPE_FORMAT_R8G8_UINT
, R8G8_UINT
},
598 {PIPE_FORMAT_R8G8B8_UINT
, R8G8B8_UINT
},
599 {PIPE_FORMAT_R8G8B8A8_UINT
, R8G8B8A8_UINT
},
601 {PIPE_FORMAT_R8_SINT
, R8_SINT
},
602 {PIPE_FORMAT_R8G8_SINT
, R8G8_SINT
},
603 {PIPE_FORMAT_R8G8B8_SINT
, R8G8B8_SINT
},
604 {PIPE_FORMAT_R8G8B8A8_SINT
, R8G8B8A8_SINT
},
606 /* These formats are valid for vertex data, but should not be used
607 * for render targets.
610 {PIPE_FORMAT_R32_FIXED
, R32_SFIXED
},
611 {PIPE_FORMAT_R32G32_FIXED
, R32G32_SFIXED
},
612 {PIPE_FORMAT_R32G32B32_FIXED
, R32G32B32_SFIXED
},
613 {PIPE_FORMAT_R32G32B32A32_FIXED
, R32G32B32A32_SFIXED
},
615 {PIPE_FORMAT_R64_FLOAT
, R64_FLOAT
},
616 {PIPE_FORMAT_R64G64_FLOAT
, R64G64_FLOAT
},
617 {PIPE_FORMAT_R64G64B64_FLOAT
, R64G64B64_FLOAT
},
618 {PIPE_FORMAT_R64G64B64A64_FLOAT
, R64G64B64A64_FLOAT
},
620 /* These formats have entries in SWR but don't have Load/StoreTile
621 * implementations. That means these aren't renderable, and thus having
622 * a mapping entry here is detrimental.
626 {PIPE_FORMAT_L8_UNORM, L8_UNORM},
627 {PIPE_FORMAT_I8_UNORM, I8_UNORM},
628 {PIPE_FORMAT_L8A8_UNORM, L8A8_UNORM},
629 {PIPE_FORMAT_L16_UNORM, L16_UNORM},
630 {PIPE_FORMAT_UYVY, YCRCB_SWAPUVY},
632 {PIPE_FORMAT_L8_SRGB, L8_UNORM_SRGB},
633 {PIPE_FORMAT_L8A8_SRGB, L8A8_UNORM_SRGB},
635 {PIPE_FORMAT_DXT1_RGBA, BC1_UNORM},
636 {PIPE_FORMAT_DXT3_RGBA, BC2_UNORM},
637 {PIPE_FORMAT_DXT5_RGBA, BC3_UNORM},
639 {PIPE_FORMAT_DXT1_SRGBA, BC1_UNORM_SRGB},
640 {PIPE_FORMAT_DXT3_SRGBA, BC2_UNORM_SRGB},
641 {PIPE_FORMAT_DXT5_SRGBA, BC3_UNORM_SRGB},
643 {PIPE_FORMAT_RGTC1_UNORM, BC4_UNORM},
644 {PIPE_FORMAT_RGTC1_SNORM, BC4_SNORM},
645 {PIPE_FORMAT_RGTC2_UNORM, BC5_UNORM},
646 {PIPE_FORMAT_RGTC2_SNORM, BC5_SNORM},
648 {PIPE_FORMAT_L16A16_UNORM, L16A16_UNORM},
649 {PIPE_FORMAT_I16_UNORM, I16_UNORM},
650 {PIPE_FORMAT_L16_FLOAT, L16_FLOAT},
651 {PIPE_FORMAT_L16A16_FLOAT, L16A16_FLOAT},
652 {PIPE_FORMAT_I16_FLOAT, I16_FLOAT},
653 {PIPE_FORMAT_L32_FLOAT, L32_FLOAT},
654 {PIPE_FORMAT_L32A32_FLOAT, L32A32_FLOAT},
655 {PIPE_FORMAT_I32_FLOAT, I32_FLOAT},
657 {PIPE_FORMAT_I8_UINT, I8_UINT},
658 {PIPE_FORMAT_L8_UINT, L8_UINT},
659 {PIPE_FORMAT_L8A8_UINT, L8A8_UINT},
661 {PIPE_FORMAT_I8_SINT, I8_SINT},
662 {PIPE_FORMAT_L8_SINT, L8_SINT},
663 {PIPE_FORMAT_L8A8_SINT, L8A8_SINT},
668 auto it
= mesa2swr
.find(format
);
669 if (it
== mesa2swr
.end())
670 return (SWR_FORMAT
)-1;
676 swr_displaytarget_layout(struct swr_screen
*screen
, struct swr_resource
*res
)
678 struct sw_winsys
*winsys
= screen
->winsys
;
679 struct sw_displaytarget
*dt
;
681 const unsigned width
= align(res
->swr
.width
, res
->swr
.halign
);
682 const unsigned height
= align(res
->swr
.height
, res
->swr
.valign
);
685 dt
= winsys
->displaytarget_create(winsys
,
695 void *map
= winsys
->displaytarget_map(winsys
, dt
, 0);
697 res
->display_target
= dt
;
698 res
->swr
.xpBaseAddress
= (gfxptr_t
)map
;
700 /* Clear the display target surface */
702 memset(map
, 0, height
* stride
);
704 winsys
->displaytarget_unmap(winsys
, dt
);
710 swr_texture_layout(struct swr_screen
*screen
,
711 struct swr_resource
*res
,
714 struct pipe_resource
*pt
= &res
->base
;
716 pipe_format fmt
= pt
->format
;
717 const struct util_format_description
*desc
= util_format_description(fmt
);
719 res
->has_depth
= util_format_has_depth(desc
);
720 res
->has_stencil
= util_format_has_stencil(desc
);
722 if (res
->has_stencil
&& !res
->has_depth
)
723 fmt
= PIPE_FORMAT_R8_UINT
;
725 /* We always use the SWR layout. For 2D and 3D textures this looks like:
727 * |<------- pitch ------->|
728 * +=======================+-------
734 * +-----------+-----------+ |
736 * | Level 1 | L3L3 | |
738 * +===========+===========+-------
744 * +-----------+-----------+
748 * +===========+===========+
750 * The overall width in bytes is known as the pitch, while the overall
751 * height in rows is the qpitch. Array slices are laid out logically below
752 * one another, qpitch rows apart. For 3D surfaces, the "level" values are
753 * just invalid for the higher array numbers (since depth is also
754 * minified). 1D and 1D array surfaces are stored effectively the same way,
755 * except that pitch never plays into it. All the levels are logically
756 * adjacent to each other on the X axis. The qpitch becomes the number of
757 * elements between array slices, while the pitch is unused.
759 * Each level's sizes are subject to the valign and halign settings of the
760 * surface. For compressed formats that swr is unaware of, we will use an
761 * appropriately-sized uncompressed format, and scale the widths/heights.
763 * This surface is stored inside res->swr. For depth/stencil textures,
764 * res->secondary will have an identically-laid-out but R8_UINT-formatted
765 * stencil tree. In the Z32F_S8 case, the primary surface still has 64-bpp
766 * texels, to simplify map/unmap logic which copies the stencil values
770 res
->swr
.width
= pt
->width0
;
771 res
->swr
.height
= pt
->height0
;
772 res
->swr
.type
= swr_convert_target_type(pt
->target
);
773 res
->swr
.tileMode
= SWR_TILE_NONE
;
774 res
->swr
.format
= mesa_to_swr_format(fmt
);
775 res
->swr
.numSamples
= std::max(1u, pt
->nr_samples
);
777 if (pt
->bind
& (PIPE_BIND_RENDER_TARGET
| PIPE_BIND_DEPTH_STENCIL
)) {
778 res
->swr
.halign
= KNOB_MACROTILE_X_DIM
;
779 res
->swr
.valign
= KNOB_MACROTILE_Y_DIM
;
781 /* If SWR_MSAA_FORCE_ENABLE is set, turn on MSAA and override requested
782 * surface sample count. */
783 if (screen
->msaa_force_enable
) {
784 res
->swr
.numSamples
= screen
->msaa_max_count
;
785 fprintf(stderr
,"swr_texture_layout: forcing sample count: %d\n",
786 res
->swr
.numSamples
);
793 unsigned halign
= res
->swr
.halign
* util_format_get_blockwidth(fmt
);
794 unsigned width
= align(pt
->width0
, halign
);
795 if (pt
->target
== PIPE_TEXTURE_1D
|| pt
->target
== PIPE_TEXTURE_1D_ARRAY
) {
796 for (int level
= 1; level
<= pt
->last_level
; level
++)
797 width
+= align(u_minify(pt
->width0
, level
), halign
);
798 res
->swr
.pitch
= util_format_get_blocksize(fmt
);
799 res
->swr
.qpitch
= util_format_get_nblocksx(fmt
, width
);
801 // The pitch is the overall width of the texture in bytes. Most of the
802 // time this is the pitch of level 0 since all the other levels fit
803 // underneath it. However in some degenerate situations, the width of
804 // level1 + level2 may be larger. In that case, we use those
805 // widths. This can happen if, e.g. halign is 32, and the width of level
806 // 0 is 32 or less. In that case, the aligned levels 1 and 2 will also
807 // be 32 each, adding up to 64.
808 unsigned valign
= res
->swr
.valign
* util_format_get_blockheight(fmt
);
809 if (pt
->last_level
> 1) {
810 width
= std::max
<uint32_t>(
812 align(u_minify(pt
->width0
, 1), halign
) +
813 align(u_minify(pt
->width0
, 2), halign
));
815 res
->swr
.pitch
= util_format_get_stride(fmt
, width
);
817 // The qpitch is controlled by either the height of the second LOD, or
818 // the combination of all the later LODs.
819 unsigned height
= align(pt
->height0
, valign
);
820 if (pt
->last_level
== 1) {
821 height
+= align(u_minify(pt
->height0
, 1), valign
);
822 } else if (pt
->last_level
> 1) {
823 unsigned level1
= align(u_minify(pt
->height0
, 1), valign
);
825 for (int level
= 2; level
<= pt
->last_level
; level
++) {
826 level2
+= align(u_minify(pt
->height0
, level
), valign
);
828 height
+= std::max(level1
, level2
);
830 res
->swr
.qpitch
= util_format_get_nblocksy(fmt
, height
);
833 if (pt
->target
== PIPE_TEXTURE_3D
)
834 res
->swr
.depth
= pt
->depth0
;
836 res
->swr
.depth
= pt
->array_size
;
838 // Fix up swr format if necessary so that LOD offset computation works
839 if (res
->swr
.format
== (SWR_FORMAT
)-1) {
840 switch (util_format_get_blocksize(fmt
)) {
842 unreachable("Unexpected format block size");
843 case 1: res
->swr
.format
= R8_UINT
; break;
844 case 2: res
->swr
.format
= R16_UINT
; break;
845 case 4: res
->swr
.format
= R32_UINT
; break;
847 if (util_format_is_compressed(fmt
))
848 res
->swr
.format
= BC4_UNORM
;
850 res
->swr
.format
= R32G32_UINT
;
853 if (util_format_is_compressed(fmt
))
854 res
->swr
.format
= BC5_UNORM
;
856 res
->swr
.format
= R32G32B32A32_UINT
;
861 for (int level
= 0; level
<= pt
->last_level
; level
++) {
862 res
->mip_offsets
[level
] =
863 ComputeSurfaceOffset
<false>(0, 0, 0, 0, 0, level
, &res
->swr
);
866 size_t total_size
= (uint64_t)res
->swr
.depth
* res
->swr
.qpitch
*
867 res
->swr
.pitch
* res
->swr
.numSamples
;
869 // Let non-sampled textures (e.g. buffer objects) bypass the size limit
870 if (swr_resource_is_texture(&res
->base
) && total_size
> SWR_MAX_TEXTURE_SIZE
)
874 res
->swr
.xpBaseAddress
= (gfxptr_t
)AlignedMalloc(total_size
, 64);
875 if (!res
->swr
.xpBaseAddress
)
878 if (res
->has_depth
&& res
->has_stencil
) {
879 res
->secondary
= res
->swr
;
880 res
->secondary
.format
= R8_UINT
;
881 res
->secondary
.pitch
= res
->swr
.pitch
/ util_format_get_blocksize(fmt
);
883 for (int level
= 0; level
<= pt
->last_level
; level
++) {
884 res
->secondary_mip_offsets
[level
] =
885 ComputeSurfaceOffset
<false>(0, 0, 0, 0, 0, level
, &res
->secondary
);
888 total_size
= res
->secondary
.depth
* res
->secondary
.qpitch
*
889 res
->secondary
.pitch
* res
->secondary
.numSamples
;
891 res
->secondary
.xpBaseAddress
= (gfxptr_t
) AlignedMalloc(total_size
, 64);
892 if (!res
->secondary
.xpBaseAddress
) {
893 AlignedFree((void *)res
->swr
.xpBaseAddress
);
903 swr_can_create_resource(struct pipe_screen
*screen
,
904 const struct pipe_resource
*templat
)
906 struct swr_resource res
;
907 memset(&res
, 0, sizeof(res
));
909 return swr_texture_layout(swr_screen(screen
), &res
, false);
912 /* Helper function that conditionally creates a single-sample resolve resource
913 * and attaches it to main multisample resource. */
915 swr_create_resolve_resource(struct pipe_screen
*_screen
,
916 struct swr_resource
*msaa_res
)
918 struct swr_screen
*screen
= swr_screen(_screen
);
920 /* If resource is multisample, create a single-sample resolve resource */
921 if (msaa_res
->base
.nr_samples
> 1 || (screen
->msaa_force_enable
&&
922 !(msaa_res
->base
.flags
& SWR_RESOURCE_FLAG_ALT_SURFACE
))) {
924 /* Create a single-sample copy of the resource. Copy the original
925 * resource parameters and set flag to prevent recursion when re-calling
927 struct pipe_resource alt_template
= msaa_res
->base
;
928 alt_template
.nr_samples
= 0;
929 alt_template
.flags
|= SWR_RESOURCE_FLAG_ALT_SURFACE
;
931 /* Note: Display_target is a special single-sample resource, only the
932 * display_target has been created already. */
933 if (msaa_res
->base
.bind
& (PIPE_BIND_DISPLAY_TARGET
| PIPE_BIND_SCANOUT
934 | PIPE_BIND_SHARED
)) {
935 /* Allocate the multisample buffers. */
936 if (!swr_texture_layout(screen
, msaa_res
, true))
939 /* Alt resource will only be bound as PIPE_BIND_RENDER_TARGET
940 * remove the DISPLAY_TARGET, SCANOUT, and SHARED bindings */
941 alt_template
.bind
= PIPE_BIND_RENDER_TARGET
;
944 /* Allocate single-sample resolve surface */
945 struct pipe_resource
*alt
;
946 alt
= _screen
->resource_create(_screen
, &alt_template
);
950 /* Attach it to the multisample resource */
951 msaa_res
->resolve_target
= alt
;
953 /* Hang resolve surface state off the multisample surface state to so
954 * StoreTiles knows where to resolve the surface. */
955 msaa_res
->swr
.xpAuxBaseAddress
= (gfxptr_t
)&swr_resource(alt
)->swr
;
958 return true; /* success */
961 static struct pipe_resource
*
962 swr_resource_create(struct pipe_screen
*_screen
,
963 const struct pipe_resource
*templat
)
965 struct swr_screen
*screen
= swr_screen(_screen
);
966 struct swr_resource
*res
= CALLOC_STRUCT(swr_resource
);
970 res
->base
= *templat
;
971 pipe_reference_init(&res
->base
.reference
, 1);
972 res
->base
.screen
= &screen
->base
;
974 if (swr_resource_is_texture(&res
->base
)) {
975 if (res
->base
.bind
& (PIPE_BIND_DISPLAY_TARGET
| PIPE_BIND_SCANOUT
976 | PIPE_BIND_SHARED
)) {
977 /* displayable surface
978 * first call swr_texture_layout without allocating to finish
979 * filling out the SWR_SURFACE_STATE in res */
980 swr_texture_layout(screen
, res
, false);
981 if (!swr_displaytarget_layout(screen
, res
))
985 if (!swr_texture_layout(screen
, res
, true))
989 /* If resource was multisample, create resolve resource and attach
990 * it to multisample resource. */
991 if (!swr_create_resolve_resource(_screen
, res
))
995 /* other data (vertex buffer, const buffer, etc) */
996 assert(util_format_get_blocksize(templat
->format
) == 1);
997 assert(templat
->height0
== 1);
998 assert(templat
->depth0
== 1);
999 assert(templat
->last_level
== 0);
1001 /* Easiest to just call swr_texture_layout, as it sets up
1002 * SWR_SURFACE_STATE in res */
1003 if (!swr_texture_layout(screen
, res
, true))
1015 swr_resource_destroy(struct pipe_screen
*p_screen
, struct pipe_resource
*pt
)
1017 struct swr_screen
*screen
= swr_screen(p_screen
);
1018 struct swr_resource
*spr
= swr_resource(pt
);
1020 if (spr
->display_target
) {
1021 /* If resource is display target, winsys manages the buffer and will
1022 * free it on displaytarget_destroy. */
1023 swr_fence_finish(p_screen
, NULL
, screen
->flush_fence
, 0);
1025 struct sw_winsys
*winsys
= screen
->winsys
;
1026 winsys
->displaytarget_destroy(winsys
, spr
->display_target
);
1028 if (spr
->swr
.numSamples
> 1) {
1029 /* Free an attached resolve resource */
1030 struct swr_resource
*alt
= swr_resource(spr
->resolve_target
);
1031 swr_fence_work_free(screen
->flush_fence
, (void*)(alt
->swr
.xpBaseAddress
), true);
1033 /* Free multisample buffer */
1034 swr_fence_work_free(screen
->flush_fence
, (void*)(spr
->swr
.xpBaseAddress
), true);
1037 /* For regular resources, defer deletion */
1038 swr_resource_unused(pt
);
1040 if (spr
->swr
.numSamples
> 1) {
1041 /* Free an attached resolve resource */
1042 struct swr_resource
*alt
= swr_resource(spr
->resolve_target
);
1043 swr_fence_work_free(screen
->flush_fence
, (void*)(alt
->swr
.xpBaseAddress
), true);
1046 swr_fence_work_free(screen
->flush_fence
, (void*)(spr
->swr
.xpBaseAddress
), true);
1047 swr_fence_work_free(screen
->flush_fence
,
1048 (void*)(spr
->secondary
.xpBaseAddress
), true);
1050 /* If work queue grows too large, submit a fence to force queue to
1051 * drain. This is mainly to decrease the amount of memory used by the
1052 * piglit streaming-texture-leak test */
1053 if (screen
->pipe
&& swr_fence(screen
->flush_fence
)->work
.count
> 64)
1054 swr_fence_submit(swr_context(screen
->pipe
), screen
->flush_fence
);
1062 swr_flush_frontbuffer(struct pipe_screen
*p_screen
,
1063 struct pipe_resource
*resource
,
1066 void *context_private
,
1067 struct pipe_box
*sub_box
)
1069 struct swr_screen
*screen
= swr_screen(p_screen
);
1070 struct sw_winsys
*winsys
= screen
->winsys
;
1071 struct swr_resource
*spr
= swr_resource(resource
);
1072 struct pipe_context
*pipe
= screen
->pipe
;
1073 struct swr_context
*ctx
= swr_context(pipe
);
1076 swr_fence_finish(p_screen
, NULL
, screen
->flush_fence
, 0);
1077 swr_resource_unused(resource
);
1078 ctx
->api
.pfnSwrEndFrame(ctx
->swrContext
);
1081 /* Multisample resolved into resolve_target at flush with store_resource */
1082 if (pipe
&& spr
->swr
.numSamples
> 1) {
1083 struct pipe_resource
*resolve_target
= spr
->resolve_target
;
1085 /* Once resolved, copy into display target */
1086 SWR_SURFACE_STATE
*resolve
= &swr_resource(resolve_target
)->swr
;
1088 void *map
= winsys
->displaytarget_map(winsys
, spr
->display_target
,
1089 PIPE_TRANSFER_WRITE
);
1090 memcpy(map
, (void*)(resolve
->xpBaseAddress
), resolve
->pitch
* resolve
->height
);
1091 winsys
->displaytarget_unmap(winsys
, spr
->display_target
);
1094 debug_assert(spr
->display_target
);
1095 if (spr
->display_target
)
1096 winsys
->displaytarget_display(
1097 winsys
, spr
->display_target
, context_private
, sub_box
);
1102 swr_destroy_screen_internal(struct swr_screen
**screen
)
1104 struct pipe_screen
*p_screen
= &(*screen
)->base
;
1106 swr_fence_finish(p_screen
, NULL
, (*screen
)->flush_fence
, 0);
1107 swr_fence_reference(p_screen
, &(*screen
)->flush_fence
, NULL
);
1109 JitDestroyContext((*screen
)->hJitMgr
);
1111 if ((*screen
)->pLibrary
)
1112 util_dl_close((*screen
)->pLibrary
);
1120 swr_destroy_screen(struct pipe_screen
*p_screen
)
1122 struct swr_screen
*screen
= swr_screen(p_screen
);
1123 struct sw_winsys
*winsys
= screen
->winsys
;
1125 fprintf(stderr
, "SWR destroy screen!\n");
1127 if (winsys
->destroy
)
1128 winsys
->destroy(winsys
);
1130 swr_destroy_screen_internal(&screen
);
1135 swr_validate_env_options(struct swr_screen
*screen
)
1137 /* The client_copy_limit sets a maximum on the amount of user-buffer memory
1138 * copied to scratch space on a draw. Past this, the draw will access
1139 * user-buffer directly and then block. This is faster than queuing many
1140 * large client draws. */
1141 screen
->client_copy_limit
= SWR_CLIENT_COPY_LIMIT
;
1142 int client_copy_limit
=
1143 debug_get_num_option("SWR_CLIENT_COPY_LIMIT", SWR_CLIENT_COPY_LIMIT
);
1144 if (client_copy_limit
> 0)
1145 screen
->client_copy_limit
= client_copy_limit
;
1147 /* XXX msaa under development, disable by default for now */
1148 screen
->msaa_max_count
= 1; /* was SWR_MAX_NUM_MULTISAMPLES; */
1150 /* validate env override values, within range and power of 2 */
1151 int msaa_max_count
= debug_get_num_option("SWR_MSAA_MAX_COUNT", 1);
1152 if (msaa_max_count
!= 1) {
1153 if ((msaa_max_count
< 1) || (msaa_max_count
> SWR_MAX_NUM_MULTISAMPLES
)
1154 || !util_is_power_of_two_or_zero(msaa_max_count
)) {
1155 fprintf(stderr
, "SWR_MSAA_MAX_COUNT invalid: %d\n", msaa_max_count
);
1156 fprintf(stderr
, "must be power of 2 between 1 and %d" \
1157 " (or 1 to disable msaa)\n",
1158 SWR_MAX_NUM_MULTISAMPLES
);
1162 fprintf(stderr
, "SWR_MSAA_MAX_COUNT: %d\n", msaa_max_count
);
1163 if (msaa_max_count
== 1)
1164 fprintf(stderr
, "(msaa disabled)\n");
1166 screen
->msaa_max_count
= msaa_max_count
;
1169 screen
->msaa_force_enable
= debug_get_bool_option(
1170 "SWR_MSAA_FORCE_ENABLE", false);
1171 if (screen
->msaa_force_enable
)
1172 fprintf(stderr
, "SWR_MSAA_FORCE_ENABLE: true\n");
1176 struct pipe_screen
*
1177 swr_create_screen_internal(struct sw_winsys
*winsys
)
1179 struct swr_screen
*screen
= CALLOC_STRUCT(swr_screen
);
1184 if (!lp_build_init()) {
1189 screen
->winsys
= winsys
;
1190 screen
->base
.get_name
= swr_get_name
;
1191 screen
->base
.get_vendor
= swr_get_vendor
;
1192 screen
->base
.is_format_supported
= swr_is_format_supported
;
1193 screen
->base
.context_create
= swr_create_context
;
1194 screen
->base
.can_create_resource
= swr_can_create_resource
;
1196 screen
->base
.destroy
= swr_destroy_screen
;
1197 screen
->base
.get_param
= swr_get_param
;
1198 screen
->base
.get_shader_param
= swr_get_shader_param
;
1199 screen
->base
.get_paramf
= swr_get_paramf
;
1201 screen
->base
.resource_create
= swr_resource_create
;
1202 screen
->base
.resource_destroy
= swr_resource_destroy
;
1204 screen
->base
.flush_frontbuffer
= swr_flush_frontbuffer
;
1206 // Pass in "" for architecture for run-time determination
1207 screen
->hJitMgr
= JitCreateContext(KNOB_SIMD_WIDTH
, "", "swr");
1209 swr_fence_init(&screen
->base
);
1211 swr_validate_env_options(screen
);
1213 return &screen
->base
;