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_format.h"
27 #include "util/u_memory.h"
28 #include "util/u_inlines.h"
29 #include "util/u_string.h"
30 #include "util/u_math.h"
32 #include "svga_winsys.h"
33 #include "svga_public.h"
34 #include "svga_context.h"
35 #include "svga_format.h"
36 #include "svga_screen.h"
37 #include "svga_resource_texture.h"
38 #include "svga_resource.h"
39 #include "svga_debug.h"
41 #include "svga3d_shaderdefs.h"
47 static const struct debug_named_value svga_debug_flags
[] = {
48 { "dma", DEBUG_DMA
, NULL
},
49 { "tgsi", DEBUG_TGSI
, NULL
},
50 { "pipe", DEBUG_PIPE
, NULL
},
51 { "state", DEBUG_STATE
, NULL
},
52 { "screen", DEBUG_SCREEN
, NULL
},
53 { "tex", DEBUG_TEX
, NULL
},
54 { "swtnl", DEBUG_SWTNL
, NULL
},
55 { "const", DEBUG_CONSTS
, NULL
},
56 { "viewport", DEBUG_VIEWPORT
, NULL
},
57 { "views", DEBUG_VIEWS
, NULL
},
58 { "perf", DEBUG_PERF
, NULL
},
59 { "flush", DEBUG_FLUSH
, NULL
},
60 { "sync", DEBUG_SYNC
, NULL
},
61 { "cache", DEBUG_CACHE
, NULL
},
67 svga_get_vendor( struct pipe_screen
*pscreen
)
69 return "VMware, Inc.";
74 svga_get_name( struct pipe_screen
*pscreen
)
76 const char *build
= "", *llvm
= "", *mutex
= "";
77 static char name
[100];
79 /* Only return internal details in the DEBUG version:
81 build
= "build: DEBUG;";
82 mutex
= "mutex: " PIPE_ATOMIC
";";
87 build
= "build: RELEASE;";
90 util_snprintf(name
, sizeof(name
), "SVGA3D; %s %s %s", build
, mutex
, llvm
);
98 svga_get_paramf(struct pipe_screen
*screen
, enum pipe_capf param
)
100 struct svga_screen
*svgascreen
= svga_screen(screen
);
101 struct svga_winsys_screen
*sws
= svgascreen
->sws
;
102 SVGA3dDevCapResult result
;
105 case PIPE_CAPF_MAX_LINE_WIDTH
:
106 return svgascreen
->maxLineWidth
;
107 case PIPE_CAPF_MAX_LINE_WIDTH_AA
:
108 return svgascreen
->maxLineWidthAA
;
110 case PIPE_CAPF_MAX_POINT_WIDTH
:
112 case PIPE_CAPF_MAX_POINT_WIDTH_AA
:
113 return svgascreen
->maxPointSize
;
115 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY
:
116 if(!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_TEXTURE_ANISOTROPY
, &result
))
118 return (float) result
.u
;
120 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS
:
122 case PIPE_CAPF_GUARD_BAND_LEFT
:
123 case PIPE_CAPF_GUARD_BAND_TOP
:
124 case PIPE_CAPF_GUARD_BAND_RIGHT
:
125 case PIPE_CAPF_GUARD_BAND_BOTTOM
:
129 debug_printf("Unexpected PIPE_CAPF_ query %u\n", param
);
135 svga_get_param(struct pipe_screen
*screen
, enum pipe_cap param
)
137 struct svga_screen
*svgascreen
= svga_screen(screen
);
138 struct svga_winsys_screen
*sws
= svgascreen
->sws
;
139 SVGA3dDevCapResult result
;
142 case PIPE_CAP_MAX_COMBINED_SAMPLERS
:
144 case PIPE_CAP_NPOT_TEXTURES
:
145 case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES
:
147 case PIPE_CAP_TWO_SIDED_STENCIL
:
149 case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS
:
151 case PIPE_CAP_ANISOTROPIC_FILTER
:
153 case PIPE_CAP_POINT_SPRITE
:
155 case PIPE_CAP_TGSI_TEXCOORD
:
157 case PIPE_CAP_MAX_RENDER_TARGETS
:
158 return svgascreen
->max_color_buffers
;
159 case PIPE_CAP_OCCLUSION_QUERY
:
161 case PIPE_CAP_QUERY_TIME_ELAPSED
:
163 case PIPE_CAP_TEXTURE_SHADOW_MAP
:
165 case PIPE_CAP_TEXTURE_SWIZZLE
:
167 case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK
:
169 case PIPE_CAP_USER_VERTEX_BUFFERS
:
170 case PIPE_CAP_USER_INDEX_BUFFERS
:
172 case PIPE_CAP_USER_CONSTANT_BUFFERS
:
174 case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT
:
177 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS
:
179 unsigned levels
= SVGA_MAX_TEXTURE_LEVELS
;
180 if (sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_TEXTURE_WIDTH
, &result
))
181 levels
= MIN2(util_logbase2(result
.u
) + 1, levels
);
183 levels
= 12 /* 2048x2048 */;
184 if (sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_TEXTURE_HEIGHT
, &result
))
185 levels
= MIN2(util_logbase2(result
.u
) + 1, levels
);
187 levels
= 12 /* 2048x2048 */;
191 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
192 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_VOLUME_EXTENT
, &result
))
193 return 8; /* max 128x128x128 */
194 return MIN2(util_logbase2(result
.u
) + 1, SVGA_MAX_TEXTURE_LEVELS
);
196 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
198 * No mechanism to query the host, and at least limited to 2048x2048 on
201 return MIN2(screen
->get_param(screen
, PIPE_CAP_MAX_TEXTURE_2D_LEVELS
),
204 case PIPE_CAP_BLEND_EQUATION_SEPARATE
: /* req. for GL 1.5 */
207 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
209 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER
:
211 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT
:
213 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER
:
216 case PIPE_CAP_VERTEX_COLOR_UNCLAMPED
:
217 return 1; /* The color outputs of vertex shaders are not clamped */
218 case PIPE_CAP_VERTEX_COLOR_CLAMPED
:
219 return 0; /* The driver can't clamp vertex colors */
220 case PIPE_CAP_FRAGMENT_COLOR_CLAMPED
:
221 return 0; /* The driver can't clamp fragment colors */
223 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS
:
224 return 1; /* expected for GL_ARB_framebuffer_object */
226 case PIPE_CAP_GLSL_FEATURE_LEVEL
:
229 case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER
:
235 /* Unsupported features */
236 case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION
:
237 case PIPE_CAP_TEXTURE_MIRROR_CLAMP
:
238 case PIPE_CAP_SHADER_STENCIL_EXPORT
:
239 case PIPE_CAP_DEPTH_CLIP_DISABLE
:
240 case PIPE_CAP_SEAMLESS_CUBE_MAP
:
241 case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE
:
242 case PIPE_CAP_INDEP_BLEND_ENABLE
:
243 case PIPE_CAP_INDEP_BLEND_FUNC
:
244 case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS
:
245 case PIPE_CAP_PRIMITIVE_RESTART
:
246 case PIPE_CAP_TGSI_INSTANCEID
:
247 case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR
:
248 case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS
:
249 case PIPE_CAP_SCALED_RESOLVE
:
250 case PIPE_CAP_MIN_TEXEL_OFFSET
:
251 case PIPE_CAP_MAX_TEXEL_OFFSET
:
252 case PIPE_CAP_CONDITIONAL_RENDER
:
253 case PIPE_CAP_TEXTURE_BARRIER
:
254 case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS
:
255 case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS
:
256 case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME
:
257 case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS
:
258 case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY
:
259 case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY
:
260 case PIPE_CAP_COMPUTE
:
261 case PIPE_CAP_START_INSTANCE
:
262 case PIPE_CAP_QUERY_TIMESTAMP
:
263 case PIPE_CAP_TEXTURE_MULTISAMPLE
:
264 case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT
:
265 case PIPE_CAP_CUBE_MAP_ARRAY
:
266 case PIPE_CAP_TEXTURE_BUFFER_OBJECTS
:
267 case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT
:
268 case PIPE_CAP_QUERY_PIPELINE_STATISTICS
:
269 case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE
:
270 case PIPE_CAP_TGSI_VS_LAYER
:
272 case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY
:
274 case PIPE_CAP_MAX_VIEWPORTS
:
276 case PIPE_CAP_ENDIANNESS
:
277 return PIPE_ENDIAN_LITTLE
;
280 debug_printf("Unexpected PIPE_CAP_ query %u\n", param
);
284 static int svga_get_shader_param(struct pipe_screen
*screen
, unsigned shader
, enum pipe_shader_cap param
)
286 struct svga_screen
*svgascreen
= svga_screen(screen
);
287 struct svga_winsys_screen
*sws
= svgascreen
->sws
;
288 SVGA3dDevCapResult result
;
292 case PIPE_SHADER_FRAGMENT
:
295 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
296 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
297 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
298 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
300 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
301 return SVGA3D_MAX_NESTING_LEVEL
;
302 case PIPE_SHADER_CAP_MAX_INPUTS
:
304 case PIPE_SHADER_CAP_MAX_CONSTS
:
306 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
308 case PIPE_SHADER_CAP_MAX_TEMPS
:
309 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_FRAGMENT_SHADER_TEMPS
, &result
))
311 return MIN2(result
.u
, SVGA3D_TEMPREG_MAX
);
312 case PIPE_SHADER_CAP_MAX_ADDRS
:
313 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
315 * Although PS 3.0 has some addressing abilities it can only represent
316 * loops that can be statically determined and unrolled. Given we can
317 * only handle a subset of the cases that the state tracker already
318 * does it is better to defer loop unrolling to the state tracker.
321 case PIPE_SHADER_CAP_MAX_PREDS
:
323 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
325 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED
:
327 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
328 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
329 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
331 case PIPE_SHADER_CAP_SUBROUTINES
:
333 case PIPE_SHADER_CAP_INTEGERS
:
335 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
336 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
339 debug_printf("Unexpected fragment shader query %u\n", param
);
343 case PIPE_SHADER_VERTEX
:
346 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
347 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
348 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_INSTRUCTIONS
, &result
))
351 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
352 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
353 /* XXX: until we have vertex texture support */
355 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
356 return SVGA3D_MAX_NESTING_LEVEL
;
357 case PIPE_SHADER_CAP_MAX_INPUTS
:
359 case PIPE_SHADER_CAP_MAX_CONSTS
:
361 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
363 case PIPE_SHADER_CAP_MAX_TEMPS
:
364 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_TEMPS
, &result
))
366 return MIN2(result
.u
, SVGA3D_TEMPREG_MAX
);
367 case PIPE_SHADER_CAP_MAX_ADDRS
:
369 case PIPE_SHADER_CAP_MAX_PREDS
:
371 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
373 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED
:
375 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
376 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
378 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
380 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
382 case PIPE_SHADER_CAP_SUBROUTINES
:
384 case PIPE_SHADER_CAP_INTEGERS
:
386 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
387 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
390 debug_printf("Unexpected vertex shader query %u\n", param
);
394 case PIPE_SHADER_GEOMETRY
:
395 case PIPE_SHADER_COMPUTE
:
396 /* no support for geometry or compute shaders at this time */
399 debug_printf("Unexpected shader type (%u) query\n", shader
);
407 svga_is_format_supported( struct pipe_screen
*screen
,
408 enum pipe_format format
,
409 enum pipe_texture_target target
,
410 unsigned sample_count
,
413 struct svga_screen
*ss
= svga_screen(screen
);
414 SVGA3dSurfaceFormat svga_format
;
415 SVGA3dSurfaceFormatCaps caps
;
416 SVGA3dSurfaceFormatCaps mask
;
420 if (sample_count
> 1) {
424 svga_format
= svga_translate_format(ss
, format
, tex_usage
);
425 if (svga_format
== SVGA3D_FORMAT_INVALID
) {
430 * Override host capabilities, so that we end up with the same
431 * visuals for all virtual hardware implementations.
434 if (tex_usage
& PIPE_BIND_DISPLAY_TARGET
) {
435 switch (svga_format
) {
436 case SVGA3D_A8R8G8B8
:
437 case SVGA3D_X8R8G8B8
:
441 /* Often unsupported/problematic. This means we end up with the same
442 * visuals for all virtual hardware implementations.
444 case SVGA3D_A4R4G4B4
:
445 case SVGA3D_A1R5G5B5
:
454 * Query the host capabilities.
457 svga_get_format_cap(ss
, svga_format
, &caps
);
460 if (tex_usage
& PIPE_BIND_RENDER_TARGET
) {
461 mask
.offscreenRenderTarget
= 1;
463 if (tex_usage
& PIPE_BIND_DEPTH_STENCIL
) {
466 if (tex_usage
& PIPE_BIND_SAMPLER_VIEW
) {
470 if (target
== PIPE_TEXTURE_CUBE
) {
471 mask
.cubeTexture
= 1;
473 if (target
== PIPE_TEXTURE_3D
) {
474 mask
.volumeTexture
= 1;
477 return (caps
.value
& mask
.value
) == mask
.value
;
482 svga_fence_reference(struct pipe_screen
*screen
,
483 struct pipe_fence_handle
**ptr
,
484 struct pipe_fence_handle
*fence
)
486 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
487 sws
->fence_reference(sws
, ptr
, fence
);
492 svga_fence_signalled(struct pipe_screen
*screen
,
493 struct pipe_fence_handle
*fence
)
495 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
496 return sws
->fence_signalled(sws
, fence
, 0) == 0;
501 svga_fence_finish(struct pipe_screen
*screen
,
502 struct pipe_fence_handle
*fence
,
505 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
507 SVGA_DBG(DEBUG_DMA
|DEBUG_PERF
, "%s fence_ptr %p\n",
508 __FUNCTION__
, fence
);
510 return sws
->fence_finish(sws
, fence
, 0) == 0;
515 svga_get_driver_query_info(struct pipe_screen
*screen
,
517 struct pipe_driver_query_info
*info
)
519 static const struct pipe_driver_query_info queries
[] = {
520 {"draw-calls", SVGA_QUERY_DRAW_CALLS
, 0, FALSE
},
521 {"fallbacks", SVGA_QUERY_FALLBACKS
, 0, FALSE
},
522 {"memory-used", SVGA_QUERY_MEMORY_USED
, 0, TRUE
}
526 return Elements(queries
);
528 if (index
>= Elements(queries
))
531 *info
= queries
[index
];
537 svga_destroy_screen( struct pipe_screen
*screen
)
539 struct svga_screen
*svgascreen
= svga_screen(screen
);
541 svga_screen_cache_cleanup(svgascreen
);
543 pipe_mutex_destroy(svgascreen
->swc_mutex
);
544 pipe_mutex_destroy(svgascreen
->tex_mutex
);
546 svgascreen
->sws
->destroy(svgascreen
->sws
);
553 * Create a new svga_screen object
556 svga_screen_create(struct svga_winsys_screen
*sws
)
558 struct svga_screen
*svgascreen
;
559 struct pipe_screen
*screen
;
560 SVGA3dDevCapResult result
;
561 boolean use_vs30
, use_ps30
;
564 SVGA_DEBUG
= debug_get_flags_option("SVGA_DEBUG", svga_debug_flags
, 0 );
567 svgascreen
= CALLOC_STRUCT(svga_screen
);
571 svgascreen
->debug
.force_level_surface_view
=
572 debug_get_bool_option("SVGA_FORCE_LEVEL_SURFACE_VIEW", FALSE
);
573 svgascreen
->debug
.force_surface_view
=
574 debug_get_bool_option("SVGA_FORCE_SURFACE_VIEW", FALSE
);
575 svgascreen
->debug
.force_sampler_view
=
576 debug_get_bool_option("SVGA_FORCE_SAMPLER_VIEW", FALSE
);
577 svgascreen
->debug
.no_surface_view
=
578 debug_get_bool_option("SVGA_NO_SURFACE_VIEW", FALSE
);
579 svgascreen
->debug
.no_sampler_view
=
580 debug_get_bool_option("SVGA_NO_SAMPLER_VIEW", FALSE
);
582 screen
= &svgascreen
->screen
;
584 screen
->destroy
= svga_destroy_screen
;
585 screen
->get_name
= svga_get_name
;
586 screen
->get_vendor
= svga_get_vendor
;
587 screen
->get_param
= svga_get_param
;
588 screen
->get_shader_param
= svga_get_shader_param
;
589 screen
->get_paramf
= svga_get_paramf
;
590 screen
->is_format_supported
= svga_is_format_supported
;
591 screen
->context_create
= svga_context_create
;
592 screen
->fence_reference
= svga_fence_reference
;
593 screen
->fence_signalled
= svga_fence_signalled
;
594 screen
->fence_finish
= svga_fence_finish
;
595 screen
->get_driver_query_info
= svga_get_driver_query_info
;
596 svgascreen
->sws
= sws
;
598 svga_init_screen_resource_functions(svgascreen
);
600 if (sws
->get_hw_version
) {
601 svgascreen
->hw_version
= sws
->get_hw_version(sws
);
603 svgascreen
->hw_version
= SVGA3D_HWVERSION_WS65_B1
;
607 sws
->get_cap(sws
, SVGA3D_DEVCAP_FRAGMENT_SHADER_VERSION
, &result
) &&
608 result
.u
>= SVGA3DPSVERSION_30
? TRUE
: FALSE
;
611 sws
->get_cap(sws
, SVGA3D_DEVCAP_VERTEX_SHADER_VERSION
, &result
) &&
612 result
.u
>= SVGA3DVSVERSION_30
? TRUE
: FALSE
;
614 /* we require Shader model 3.0 or later */
615 if (!use_ps30
|| !use_vs30
)
619 * The D16, D24X8, and D24S8 formats always do an implicit shadow compare
620 * when sampled from, where as the DF16, DF24, and D24S8_INT do not. So
621 * we prefer the later when available.
623 * This mimics hardware vendors extensions for D3D depth sampling. See also
624 * http://aras-p.info/texts/D3D9GPUHacks.html
628 boolean has_df16
, has_df24
, has_d24s8_int
;
629 SVGA3dSurfaceFormatCaps caps
;
630 SVGA3dSurfaceFormatCaps mask
;
635 svgascreen
->depth
.z16
= SVGA3D_Z_D16
;
636 svgascreen
->depth
.x8z24
= SVGA3D_Z_D24X8
;
637 svgascreen
->depth
.s8z24
= SVGA3D_Z_D24S8
;
639 svga_get_format_cap(svgascreen
, SVGA3D_Z_DF16
, &caps
);
640 has_df16
= (caps
.value
& mask
.value
) == mask
.value
;
642 svga_get_format_cap(svgascreen
, SVGA3D_Z_DF24
, &caps
);
643 has_df24
= (caps
.value
& mask
.value
) == mask
.value
;
645 svga_get_format_cap(svgascreen
, SVGA3D_Z_D24S8_INT
, &caps
);
646 has_d24s8_int
= (caps
.value
& mask
.value
) == mask
.value
;
648 /* XXX: We might want some other logic here.
649 * Like if we only have d24s8_int we should
650 * emulate the other formats with that.
653 svgascreen
->depth
.z16
= SVGA3D_Z_DF16
;
656 svgascreen
->depth
.x8z24
= SVGA3D_Z_DF24
;
659 svgascreen
->depth
.s8z24
= SVGA3D_Z_D24S8_INT
;
665 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_LINE_STIPPLE
, &result
))
666 svgascreen
->haveLineStipple
= FALSE
;
668 svgascreen
->haveLineStipple
= result
.u
;
670 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_LINE_AA
, &result
))
671 svgascreen
->haveLineSmooth
= FALSE
;
673 svgascreen
->haveLineSmooth
= result
.u
;
675 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_LINE_WIDTH
, &result
))
676 svgascreen
->maxLineWidth
= 1.0F
;
678 svgascreen
->maxLineWidth
= result
.f
;
680 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_AA_LINE_WIDTH
, &result
))
681 svgascreen
->maxLineWidthAA
= 1.0F
;
683 svgascreen
->maxLineWidthAA
= result
.f
;
686 debug_printf("svga: haveLineStip %u "
687 "haveLineSmooth %u maxLineWidth %f\n",
688 svgascreen
->haveLineStipple
, svgascreen
->haveLineSmooth
,
689 svgascreen
->maxLineWidth
);
691 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_POINT_SIZE
, &result
)) {
692 svgascreen
->maxPointSize
= 1.0F
;
694 /* Keep this to a reasonable size to avoid failures in
697 svgascreen
->maxPointSize
= MIN2(result
.f
, 80.0f
);
700 /* The SVGA3D device always supports 4 targets at this time, regardless
701 * of what querying SVGA3D_DEVCAP_MAX_RENDER_TARGETS might return.
703 svgascreen
->max_color_buffers
= 4;
705 pipe_mutex_init(svgascreen
->tex_mutex
);
706 pipe_mutex_init(svgascreen
->swc_mutex
);
708 svga_screen_cache_init(svgascreen
);
717 struct svga_winsys_screen
*
718 svga_winsys_screen(struct pipe_screen
*screen
)
720 return svga_screen(screen
)->sws
;
725 svga_screen(struct pipe_screen
*screen
)
728 assert(screen
->destroy
== svga_destroy_screen
);
729 return (struct svga_screen
*)screen
;