1 /**********************************************************
2 * Copyright 2008-2009 VMware, Inc. All rights reserved.
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 **********************************************************/
26 #include "util/u_memory.h"
27 #include "util/u_inlines.h"
28 #include "util/u_string.h"
29 #include "util/u_math.h"
31 #include "svga_winsys.h"
32 #include "svga_public.h"
33 #include "svga_context.h"
34 #include "svga_format.h"
35 #include "svga_screen.h"
36 #include "svga_resource_texture.h"
37 #include "svga_resource.h"
38 #include "svga_debug.h"
40 #include "svga3d_shaderdefs.h"
46 static const struct debug_named_value svga_debug_flags
[] = {
47 { "dma", DEBUG_DMA
, NULL
},
48 { "tgsi", DEBUG_TGSI
, NULL
},
49 { "pipe", DEBUG_PIPE
, NULL
},
50 { "state", DEBUG_STATE
, NULL
},
51 { "screen", DEBUG_SCREEN
, NULL
},
52 { "tex", DEBUG_TEX
, NULL
},
53 { "swtnl", DEBUG_SWTNL
, NULL
},
54 { "const", DEBUG_CONSTS
, NULL
},
55 { "viewport", DEBUG_VIEWPORT
, NULL
},
56 { "views", DEBUG_VIEWS
, NULL
},
57 { "perf", DEBUG_PERF
, NULL
},
58 { "flush", DEBUG_FLUSH
, NULL
},
59 { "sync", DEBUG_SYNC
, NULL
},
60 { "cache", DEBUG_CACHE
, NULL
},
66 svga_get_vendor( struct pipe_screen
*pscreen
)
68 return "VMware, Inc.";
73 svga_get_name( struct pipe_screen
*pscreen
)
75 const char *build
= "", *llvm
= "", *mutex
= "";
76 static char name
[100];
78 /* Only return internal details in the DEBUG version:
80 build
= "build: DEBUG;";
81 mutex
= "mutex: " PIPE_ATOMIC
";";
86 build
= "build: RELEASE;";
89 util_snprintf(name
, sizeof(name
), "SVGA3D; %s %s %s", build
, mutex
, llvm
);
97 svga_get_paramf(struct pipe_screen
*screen
, enum pipe_capf param
)
99 struct svga_screen
*svgascreen
= svga_screen(screen
);
100 struct svga_winsys_screen
*sws
= svgascreen
->sws
;
101 SVGA3dDevCapResult result
;
104 case PIPE_CAPF_MAX_LINE_WIDTH
:
106 case PIPE_CAPF_MAX_LINE_WIDTH_AA
:
109 case PIPE_CAPF_MAX_POINT_WIDTH
:
111 case PIPE_CAPF_MAX_POINT_WIDTH_AA
:
112 /* Keep this to a reasonable size to avoid failures in
115 return SVGA_MAX_POINTSIZE
;
117 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY
:
118 if(!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_TEXTURE_ANISOTROPY
, &result
))
122 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS
:
132 svga_get_param(struct pipe_screen
*screen
, enum pipe_cap param
)
134 struct svga_screen
*svgascreen
= svga_screen(screen
);
135 struct svga_winsys_screen
*sws
= svgascreen
->sws
;
136 SVGA3dDevCapResult result
;
139 case PIPE_CAP_MAX_COMBINED_SAMPLERS
:
141 case PIPE_CAP_NPOT_TEXTURES
:
143 case PIPE_CAP_TWO_SIDED_STENCIL
:
145 case PIPE_CAP_ANISOTROPIC_FILTER
:
147 case PIPE_CAP_POINT_SPRITE
:
149 case PIPE_CAP_MAX_RENDER_TARGETS
:
150 if(!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_RENDER_TARGETS
, &result
))
154 return MIN2(result
.u
, PIPE_MAX_COLOR_BUFS
);
155 case PIPE_CAP_OCCLUSION_QUERY
:
157 case PIPE_CAP_TIMER_QUERY
:
159 case PIPE_CAP_TEXTURE_SHADOW_MAP
:
161 case PIPE_CAP_TEXTURE_SWIZZLE
:
164 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS
:
166 unsigned levels
= SVGA_MAX_TEXTURE_LEVELS
;
167 if (sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_TEXTURE_WIDTH
, &result
))
168 levels
= MIN2(util_logbase2(result
.u
) + 1, levels
);
170 levels
= 12 /* 2048x2048 */;
171 if (sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_TEXTURE_HEIGHT
, &result
))
172 levels
= MIN2(util_logbase2(result
.u
) + 1, levels
);
174 levels
= 12 /* 2048x2048 */;
178 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
179 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_VOLUME_EXTENT
, &result
))
180 return 8; /* max 128x128x128 */
181 return MIN2(util_logbase2(result
.u
) + 1, SVGA_MAX_TEXTURE_LEVELS
);
183 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
185 * No mechanism to query the host, and at least limited to 2048x2048 on
188 return MIN2(screen
->get_param(screen
, PIPE_CAP_MAX_TEXTURE_2D_LEVELS
),
191 case PIPE_CAP_BLEND_EQUATION_SEPARATE
: /* req. for GL 1.5 */
194 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
195 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER
:
197 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT
:
198 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER
:
201 case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE
:
203 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS
:
206 case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION
:
214 static int svga_get_shader_param(struct pipe_screen
*screen
, unsigned shader
, enum pipe_shader_cap param
)
216 struct svga_screen
*svgascreen
= svga_screen(screen
);
217 struct svga_winsys_screen
*sws
= svgascreen
->sws
;
218 SVGA3dDevCapResult result
;
222 case PIPE_SHADER_FRAGMENT
:
225 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
226 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
227 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
228 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
230 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
231 return SVGA3D_MAX_NESTING_LEVEL
;
232 case PIPE_SHADER_CAP_MAX_INPUTS
:
234 case PIPE_SHADER_CAP_MAX_CONSTS
:
236 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
238 case PIPE_SHADER_CAP_MAX_TEMPS
:
239 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_FRAGMENT_SHADER_TEMPS
, &result
))
242 case PIPE_SHADER_CAP_MAX_ADDRS
:
243 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
245 * Although PS 3.0 has some addressing abilities it can only represent
246 * loops that can be statically determined and unrolled. Given we can
247 * only handle a subset of the cases that the state tracker already
248 * does it is better to defer loop unrolling to the state tracker.
251 case PIPE_SHADER_CAP_MAX_PREDS
:
253 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
255 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
256 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
257 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
259 case PIPE_SHADER_CAP_SUBROUTINES
:
261 case PIPE_SHADER_CAP_INTEGERS
:
263 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
267 case PIPE_SHADER_VERTEX
:
270 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
271 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
272 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_INSTRUCTIONS
, &result
))
275 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
276 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
277 /* XXX: until we have vertex texture support */
279 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
280 return SVGA3D_MAX_NESTING_LEVEL
;
281 case PIPE_SHADER_CAP_MAX_INPUTS
:
283 case PIPE_SHADER_CAP_MAX_CONSTS
:
285 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
287 case PIPE_SHADER_CAP_MAX_TEMPS
:
288 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_TEMPS
, &result
))
291 case PIPE_SHADER_CAP_MAX_ADDRS
:
293 case PIPE_SHADER_CAP_MAX_PREDS
:
295 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
297 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
298 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
300 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
302 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
304 case PIPE_SHADER_CAP_SUBROUTINES
:
306 case PIPE_SHADER_CAP_INTEGERS
:
320 svga_is_format_supported( struct pipe_screen
*screen
,
321 enum pipe_format format
,
322 enum pipe_texture_target target
,
323 unsigned sample_count
,
326 struct svga_screen
*ss
= svga_screen(screen
);
327 SVGA3dSurfaceFormat svga_format
;
328 SVGA3dSurfaceFormatCaps caps
;
329 SVGA3dSurfaceFormatCaps mask
;
333 if (sample_count
> 1) {
337 svga_format
= svga_translate_format(ss
, format
, tex_usage
);
338 if (svga_format
== SVGA3D_FORMAT_INVALID
) {
343 * Override host capabilities, so that we end up with the same
344 * visuals for all virtual hardware implementations.
347 if (tex_usage
& PIPE_BIND_DISPLAY_TARGET
) {
348 switch (svga_format
) {
349 case SVGA3D_A8R8G8B8
:
350 case SVGA3D_X8R8G8B8
:
354 /* Often unsupported/problematic. This means we end up with the same
355 * visuals for all virtual hardware implementations.
357 case SVGA3D_A4R4G4B4
:
358 case SVGA3D_A1R5G5B5
:
367 * Query the host capabilities.
370 svga_get_format_cap(ss
, svga_format
, &caps
);
373 if (tex_usage
& PIPE_BIND_RENDER_TARGET
) {
374 mask
.offscreenRenderTarget
= 1;
376 if (tex_usage
& PIPE_BIND_DEPTH_STENCIL
) {
379 if (tex_usage
& PIPE_BIND_SAMPLER_VIEW
) {
383 return (caps
.value
& mask
.value
) == mask
.value
;
388 svga_fence_reference(struct pipe_screen
*screen
,
389 struct pipe_fence_handle
**ptr
,
390 struct pipe_fence_handle
*fence
)
392 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
393 sws
->fence_reference(sws
, ptr
, fence
);
398 svga_fence_signalled(struct pipe_screen
*screen
,
399 struct pipe_fence_handle
*fence
)
401 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
402 return sws
->fence_signalled(sws
, fence
, 0) == 0;
407 svga_fence_finish(struct pipe_screen
*screen
,
408 struct pipe_fence_handle
*fence
,
411 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
413 SVGA_DBG(DEBUG_DMA
|DEBUG_PERF
, "%s fence_ptr %p\n",
414 __FUNCTION__
, fence
);
416 return sws
->fence_finish(sws
, fence
, 0) == 0;
421 svga_destroy_screen( struct pipe_screen
*screen
)
423 struct svga_screen
*svgascreen
= svga_screen(screen
);
425 svga_screen_cache_cleanup(svgascreen
);
427 pipe_mutex_destroy(svgascreen
->swc_mutex
);
428 pipe_mutex_destroy(svgascreen
->tex_mutex
);
430 svgascreen
->sws
->destroy(svgascreen
->sws
);
437 * Create a new svga_screen object
440 svga_screen_create(struct svga_winsys_screen
*sws
)
442 struct svga_screen
*svgascreen
;
443 struct pipe_screen
*screen
;
444 SVGA3dDevCapResult result
;
445 boolean use_vs30
, use_ps30
;
448 SVGA_DEBUG
= debug_get_flags_option("SVGA_DEBUG", svga_debug_flags
, 0 );
451 svgascreen
= CALLOC_STRUCT(svga_screen
);
455 svgascreen
->debug
.force_level_surface_view
=
456 debug_get_bool_option("SVGA_FORCE_LEVEL_SURFACE_VIEW", FALSE
);
457 svgascreen
->debug
.force_surface_view
=
458 debug_get_bool_option("SVGA_FORCE_SURFACE_VIEW", FALSE
);
459 svgascreen
->debug
.force_sampler_view
=
460 debug_get_bool_option("SVGA_FORCE_SAMPLER_VIEW", FALSE
);
461 svgascreen
->debug
.no_surface_view
=
462 debug_get_bool_option("SVGA_NO_SURFACE_VIEW", FALSE
);
463 svgascreen
->debug
.no_sampler_view
=
464 debug_get_bool_option("SVGA_NO_SAMPLER_VIEW", FALSE
);
466 screen
= &svgascreen
->screen
;
468 screen
->destroy
= svga_destroy_screen
;
469 screen
->get_name
= svga_get_name
;
470 screen
->get_vendor
= svga_get_vendor
;
471 screen
->get_param
= svga_get_param
;
472 screen
->get_shader_param
= svga_get_shader_param
;
473 screen
->get_paramf
= svga_get_paramf
;
474 screen
->is_format_supported
= svga_is_format_supported
;
475 screen
->context_create
= svga_context_create
;
476 screen
->fence_reference
= svga_fence_reference
;
477 screen
->fence_signalled
= svga_fence_signalled
;
478 screen
->fence_finish
= svga_fence_finish
;
479 svgascreen
->sws
= sws
;
481 svga_init_screen_resource_functions(svgascreen
);
483 if (sws
->get_hw_version
) {
484 svgascreen
->hw_version
= sws
->get_hw_version(sws
);
486 svgascreen
->hw_version
= SVGA3D_HWVERSION_WS65_B1
;
490 sws
->get_cap(sws
, SVGA3D_DEVCAP_FRAGMENT_SHADER_VERSION
, &result
) &&
491 result
.u
>= SVGA3DPSVERSION_30
? TRUE
: FALSE
;
494 sws
->get_cap(sws
, SVGA3D_DEVCAP_VERTEX_SHADER_VERSION
, &result
) &&
495 result
.u
>= SVGA3DVSVERSION_30
? TRUE
: FALSE
;
497 /* we require Shader model 3.0 or later */
498 if (!use_ps30
|| !use_vs30
)
502 * The D16, D24X8, and D24S8 formats always do an implicit shadow compare
503 * when sampled from, where as the DF16, DF24, and D24S8_INT do not. So
504 * we prefer the later when available.
506 * This mimics hardware vendors extensions for D3D depth sampling. See also
507 * http://aras-p.info/texts/D3D9GPUHacks.html
511 boolean has_df16
, has_df24
, has_d24s8_int
;
512 SVGA3dSurfaceFormatCaps caps
;
513 SVGA3dSurfaceFormatCaps mask
;
518 svgascreen
->depth
.z16
= SVGA3D_Z_D16
;
519 svgascreen
->depth
.x8z24
= SVGA3D_Z_D24X8
;
520 svgascreen
->depth
.s8z24
= SVGA3D_Z_D24S8
;
522 svga_get_format_cap(svgascreen
, SVGA3D_Z_DF16
, &caps
);
523 has_df16
= (caps
.value
& mask
.value
) == mask
.value
;
525 svga_get_format_cap(svgascreen
, SVGA3D_Z_DF24
, &caps
);
526 has_df24
= (caps
.value
& mask
.value
) == mask
.value
;
528 svga_get_format_cap(svgascreen
, SVGA3D_Z_D24S8_INT
, &caps
);
529 has_d24s8_int
= (caps
.value
& mask
.value
) == mask
.value
;
531 /* XXX: We might want some other logic here.
532 * Like if we only have d24s8_int we should
533 * emulate the other formats with that.
536 svgascreen
->depth
.z16
= SVGA3D_Z_DF16
;
539 svgascreen
->depth
.x8z24
= SVGA3D_Z_DF24
;
542 svgascreen
->depth
.s8z24
= SVGA3D_Z_D24S8_INT
;
546 pipe_mutex_init(svgascreen
->tex_mutex
);
547 pipe_mutex_init(svgascreen
->swc_mutex
);
549 svga_screen_cache_init(svgascreen
);
558 struct svga_winsys_screen
*
559 svga_winsys_screen(struct pipe_screen
*screen
)
561 return svga_screen(screen
)->sws
;
566 svga_screen(struct pipe_screen
*screen
)
569 assert(screen
->destroy
== svga_destroy_screen
);
570 return (struct svga_screen
*)screen
;