2 * Copyright 2010 Red Hat Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
25 #include "pipe/p_defines.h"
26 #include "pipe/p_state.h"
27 #include "pipe/p_context.h"
28 #include "pipe/p_screen.h"
29 #include "util/u_memory.h"
30 #include "util/u_inlines.h"
31 #include "util/u_format.h"
32 #include "util/u_upload_mgr.h"
33 #include "noop_public.h"
35 DEBUG_GET_ONCE_BOOL_OPTION(noop
, "GALLIUM_NOOP", FALSE
)
37 void noop_init_state_functions(struct pipe_context
*ctx
);
39 struct noop_pipe_screen
{
40 struct pipe_screen pscreen
;
41 struct pipe_screen
*oscreen
;
50 static struct pipe_query
*noop_create_query(struct pipe_context
*ctx
, unsigned query_type
, unsigned index
)
52 struct noop_query
*query
= CALLOC_STRUCT(noop_query
);
54 return (struct pipe_query
*)query
;
57 static void noop_destroy_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
62 static boolean
noop_begin_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
67 static bool noop_end_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
72 static boolean
noop_get_query_result(struct pipe_context
*ctx
,
73 struct pipe_query
*query
,
75 union pipe_query_result
*vresult
)
77 uint64_t *result
= (uint64_t*)vresult
;
84 noop_set_active_query_state(struct pipe_context
*pipe
, boolean enable
)
92 struct noop_resource
{
93 struct pipe_resource base
;
96 struct sw_displaytarget
*dt
;
99 static struct pipe_resource
*noop_resource_create(struct pipe_screen
*screen
,
100 const struct pipe_resource
*templ
)
102 struct noop_resource
*nresource
;
105 nresource
= CALLOC_STRUCT(noop_resource
);
109 stride
= util_format_get_stride(templ
->format
, templ
->width0
);
110 nresource
->base
= *templ
;
111 nresource
->base
.screen
= screen
;
112 nresource
->size
= stride
* templ
->height0
* templ
->depth0
;
113 nresource
->data
= MALLOC(nresource
->size
);
114 pipe_reference_init(&nresource
->base
.reference
, 1);
115 if (nresource
->data
== NULL
) {
119 return &nresource
->base
;
122 static struct pipe_resource
*noop_resource_from_handle(struct pipe_screen
*screen
,
123 const struct pipe_resource
*templ
,
124 struct winsys_handle
*handle
,
127 struct noop_pipe_screen
*noop_screen
= (struct noop_pipe_screen
*)screen
;
128 struct pipe_screen
*oscreen
= noop_screen
->oscreen
;
129 struct pipe_resource
*result
;
130 struct pipe_resource
*noop_resource
;
132 result
= oscreen
->resource_from_handle(oscreen
, templ
, handle
, usage
);
133 noop_resource
= noop_resource_create(screen
, result
);
134 pipe_resource_reference(&result
, NULL
);
135 return noop_resource
;
138 static boolean
noop_resource_get_handle(struct pipe_screen
*pscreen
,
139 struct pipe_context
*ctx
,
140 struct pipe_resource
*resource
,
141 struct winsys_handle
*handle
,
144 struct noop_pipe_screen
*noop_screen
= (struct noop_pipe_screen
*)pscreen
;
145 struct pipe_screen
*screen
= noop_screen
->oscreen
;
146 struct pipe_resource
*tex
;
149 /* resource_get_handle musn't fail. Just create something and return it. */
150 tex
= screen
->resource_create(screen
, resource
);
154 result
= screen
->resource_get_handle(screen
, NULL
, tex
, handle
, usage
);
155 pipe_resource_reference(&tex
, NULL
);
159 static void noop_resource_destroy(struct pipe_screen
*screen
,
160 struct pipe_resource
*resource
)
162 struct noop_resource
*nresource
= (struct noop_resource
*)resource
;
164 FREE(nresource
->data
);
172 static void *noop_transfer_map(struct pipe_context
*pipe
,
173 struct pipe_resource
*resource
,
175 enum pipe_transfer_usage usage
,
176 const struct pipe_box
*box
,
177 struct pipe_transfer
**ptransfer
)
179 struct pipe_transfer
*transfer
;
180 struct noop_resource
*nresource
= (struct noop_resource
*)resource
;
182 transfer
= CALLOC_STRUCT(pipe_transfer
);
185 pipe_resource_reference(&transfer
->resource
, resource
);
186 transfer
->level
= level
;
187 transfer
->usage
= usage
;
188 transfer
->box
= *box
;
189 transfer
->stride
= 1;
190 transfer
->layer_stride
= 1;
191 *ptransfer
= transfer
;
193 return nresource
->data
;
196 static void noop_transfer_flush_region(struct pipe_context
*pipe
,
197 struct pipe_transfer
*transfer
,
198 const struct pipe_box
*box
)
202 static void noop_transfer_unmap(struct pipe_context
*pipe
,
203 struct pipe_transfer
*transfer
)
205 pipe_resource_reference(&transfer
->resource
, NULL
);
209 static void noop_buffer_subdata(struct pipe_context
*pipe
,
210 struct pipe_resource
*resource
,
211 unsigned usage
, unsigned offset
,
212 unsigned size
, const void *data
)
216 static void noop_texture_subdata(struct pipe_context
*pipe
,
217 struct pipe_resource
*resource
,
220 const struct pipe_box
*box
,
223 unsigned layer_stride
)
231 static void noop_clear(struct pipe_context
*ctx
, unsigned buffers
,
232 const union pipe_color_union
*color
, double depth
, unsigned stencil
)
236 static void noop_clear_render_target(struct pipe_context
*ctx
,
237 struct pipe_surface
*dst
,
238 const union pipe_color_union
*color
,
239 unsigned dstx
, unsigned dsty
,
240 unsigned width
, unsigned height
,
241 bool render_condition_enabled
)
245 static void noop_clear_depth_stencil(struct pipe_context
*ctx
,
246 struct pipe_surface
*dst
,
247 unsigned clear_flags
,
250 unsigned dstx
, unsigned dsty
,
251 unsigned width
, unsigned height
,
252 bool render_condition_enabled
)
256 static void noop_resource_copy_region(struct pipe_context
*ctx
,
257 struct pipe_resource
*dst
,
259 unsigned dstx
, unsigned dsty
, unsigned dstz
,
260 struct pipe_resource
*src
,
262 const struct pipe_box
*src_box
)
267 static void noop_blit(struct pipe_context
*ctx
,
268 const struct pipe_blit_info
*info
)
274 noop_flush_resource(struct pipe_context
*ctx
,
275 struct pipe_resource
*resource
)
283 static void noop_flush(struct pipe_context
*ctx
,
284 struct pipe_fence_handle
**fence
,
291 static void noop_destroy_context(struct pipe_context
*ctx
)
293 if (ctx
->stream_uploader
)
294 u_upload_destroy(ctx
->stream_uploader
);
299 static boolean
noop_generate_mipmap(struct pipe_context
*ctx
,
300 struct pipe_resource
*resource
,
301 enum pipe_format format
,
304 unsigned first_layer
,
310 static void noop_invalidate_resource(struct pipe_context
*ctx
,
311 struct pipe_resource
*resource
)
315 static void noop_set_context_param(struct pipe_context
*ctx
,
316 enum pipe_context_param param
,
321 static struct pipe_context
*noop_create_context(struct pipe_screen
*screen
,
322 void *priv
, unsigned flags
)
324 struct pipe_context
*ctx
= CALLOC_STRUCT(pipe_context
);
329 ctx
->screen
= screen
;
332 ctx
->stream_uploader
= u_upload_create_default(ctx
);
333 if (!ctx
->stream_uploader
) {
337 ctx
->const_uploader
= ctx
->stream_uploader
;
339 ctx
->destroy
= noop_destroy_context
;
340 ctx
->flush
= noop_flush
;
341 ctx
->clear
= noop_clear
;
342 ctx
->clear_render_target
= noop_clear_render_target
;
343 ctx
->clear_depth_stencil
= noop_clear_depth_stencil
;
344 ctx
->resource_copy_region
= noop_resource_copy_region
;
345 ctx
->generate_mipmap
= noop_generate_mipmap
;
346 ctx
->blit
= noop_blit
;
347 ctx
->flush_resource
= noop_flush_resource
;
348 ctx
->create_query
= noop_create_query
;
349 ctx
->destroy_query
= noop_destroy_query
;
350 ctx
->begin_query
= noop_begin_query
;
351 ctx
->end_query
= noop_end_query
;
352 ctx
->get_query_result
= noop_get_query_result
;
353 ctx
->set_active_query_state
= noop_set_active_query_state
;
354 ctx
->transfer_map
= noop_transfer_map
;
355 ctx
->transfer_flush_region
= noop_transfer_flush_region
;
356 ctx
->transfer_unmap
= noop_transfer_unmap
;
357 ctx
->buffer_subdata
= noop_buffer_subdata
;
358 ctx
->texture_subdata
= noop_texture_subdata
;
359 ctx
->invalidate_resource
= noop_invalidate_resource
;
360 ctx
->set_context_param
= noop_set_context_param
;
361 noop_init_state_functions(ctx
);
370 static void noop_flush_frontbuffer(struct pipe_screen
*_screen
,
371 struct pipe_resource
*resource
,
372 unsigned level
, unsigned layer
,
373 void *context_private
, struct pipe_box
*box
)
377 static const char *noop_get_vendor(struct pipe_screen
* pscreen
)
382 static const char *noop_get_device_vendor(struct pipe_screen
* pscreen
)
387 static const char *noop_get_name(struct pipe_screen
* pscreen
)
392 static int noop_get_param(struct pipe_screen
* pscreen
, enum pipe_cap param
)
394 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
396 return screen
->get_param(screen
, param
);
399 static float noop_get_paramf(struct pipe_screen
* pscreen
,
400 enum pipe_capf param
)
402 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
404 return screen
->get_paramf(screen
, param
);
407 static int noop_get_shader_param(struct pipe_screen
* pscreen
,
408 enum pipe_shader_type shader
,
409 enum pipe_shader_cap param
)
411 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
413 return screen
->get_shader_param(screen
, shader
, param
);
416 static int noop_get_compute_param(struct pipe_screen
*pscreen
,
417 enum pipe_shader_ir ir_type
,
418 enum pipe_compute_cap param
,
421 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
423 return screen
->get_compute_param(screen
, ir_type
, param
, ret
);
426 static boolean
noop_is_format_supported(struct pipe_screen
* pscreen
,
427 enum pipe_format format
,
428 enum pipe_texture_target target
,
429 unsigned sample_count
,
430 unsigned storage_sample_count
,
433 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
435 return screen
->is_format_supported(screen
, format
, target
, sample_count
,
436 storage_sample_count
, usage
);
439 static uint64_t noop_get_timestamp(struct pipe_screen
*pscreen
)
444 static void noop_destroy_screen(struct pipe_screen
*screen
)
446 struct noop_pipe_screen
*noop_screen
= (struct noop_pipe_screen
*)screen
;
447 struct pipe_screen
*oscreen
= noop_screen
->oscreen
;
449 oscreen
->destroy(oscreen
);
453 static void noop_fence_reference(struct pipe_screen
*screen
,
454 struct pipe_fence_handle
**ptr
,
455 struct pipe_fence_handle
*fence
)
459 static boolean
noop_fence_finish(struct pipe_screen
*screen
,
460 struct pipe_context
*ctx
,
461 struct pipe_fence_handle
*fence
,
467 static void noop_query_memory_info(struct pipe_screen
*pscreen
,
468 struct pipe_memory_info
*info
)
470 struct noop_pipe_screen
*noop_screen
= (struct noop_pipe_screen
*)pscreen
;
471 struct pipe_screen
*screen
= noop_screen
->oscreen
;
473 screen
->query_memory_info(screen
, info
);
476 struct pipe_screen
*noop_screen_create(struct pipe_screen
*oscreen
)
478 struct noop_pipe_screen
*noop_screen
;
479 struct pipe_screen
*screen
;
481 if (!debug_get_option_noop()) {
485 noop_screen
= CALLOC_STRUCT(noop_pipe_screen
);
489 noop_screen
->oscreen
= oscreen
;
490 screen
= &noop_screen
->pscreen
;
492 screen
->destroy
= noop_destroy_screen
;
493 screen
->get_name
= noop_get_name
;
494 screen
->get_vendor
= noop_get_vendor
;
495 screen
->get_device_vendor
= noop_get_device_vendor
;
496 screen
->get_param
= noop_get_param
;
497 screen
->get_shader_param
= noop_get_shader_param
;
498 screen
->get_compute_param
= noop_get_compute_param
;
499 screen
->get_paramf
= noop_get_paramf
;
500 screen
->is_format_supported
= noop_is_format_supported
;
501 screen
->context_create
= noop_create_context
;
502 screen
->resource_create
= noop_resource_create
;
503 screen
->resource_from_handle
= noop_resource_from_handle
;
504 screen
->resource_get_handle
= noop_resource_get_handle
;
505 screen
->resource_destroy
= noop_resource_destroy
;
506 screen
->flush_frontbuffer
= noop_flush_frontbuffer
;
507 screen
->get_timestamp
= noop_get_timestamp
;
508 screen
->fence_reference
= noop_fence_reference
;
509 screen
->fence_finish
= noop_fence_finish
;
510 screen
->query_memory_info
= noop_query_memory_info
;