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 "noop_public.h"
34 DEBUG_GET_ONCE_BOOL_OPTION(noop
, "GALLIUM_NOOP", FALSE
)
36 void noop_init_state_functions(struct pipe_context
*ctx
);
38 struct noop_pipe_screen
{
39 struct pipe_screen pscreen
;
40 struct pipe_screen
*oscreen
;
49 static struct pipe_query
*noop_create_query(struct pipe_context
*ctx
, unsigned query_type
, unsigned index
)
51 struct noop_query
*query
= CALLOC_STRUCT(noop_query
);
53 return (struct pipe_query
*)query
;
56 static void noop_destroy_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
61 static boolean
noop_begin_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
66 static void noop_end_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
70 static boolean
noop_get_query_result(struct pipe_context
*ctx
,
71 struct pipe_query
*query
,
73 union pipe_query_result
*vresult
)
75 uint64_t *result
= (uint64_t*)vresult
;
85 struct noop_resource
{
86 struct pipe_resource base
;
89 struct sw_displaytarget
*dt
;
92 static struct pipe_resource
*noop_resource_create(struct pipe_screen
*screen
,
93 const struct pipe_resource
*templ
)
95 struct noop_resource
*nresource
;
98 nresource
= CALLOC_STRUCT(noop_resource
);
99 if (nresource
== NULL
)
102 stride
= util_format_get_stride(templ
->format
, templ
->width0
);
103 nresource
->base
= *templ
;
104 nresource
->base
.screen
= screen
;
105 nresource
->size
= stride
* templ
->height0
* templ
->depth0
;
106 nresource
->data
= MALLOC(nresource
->size
);
107 pipe_reference_init(&nresource
->base
.reference
, 1);
108 if (nresource
->data
== NULL
) {
112 return &nresource
->base
;
115 static struct pipe_resource
*noop_resource_from_handle(struct pipe_screen
*screen
,
116 const struct pipe_resource
*templ
,
117 struct winsys_handle
*handle
)
119 struct noop_pipe_screen
*noop_screen
= (struct noop_pipe_screen
*)screen
;
120 struct pipe_screen
*oscreen
= noop_screen
->oscreen
;
121 struct pipe_resource
*result
;
122 struct pipe_resource
*noop_resource
;
124 result
= oscreen
->resource_from_handle(oscreen
, templ
, handle
);
125 noop_resource
= noop_resource_create(screen
, result
);
126 pipe_resource_reference(&result
, NULL
);
127 return noop_resource
;
130 static boolean
noop_resource_get_handle(struct pipe_screen
*screen
,
131 struct pipe_resource
*resource
,
132 struct winsys_handle
*handle
)
137 static void noop_resource_destroy(struct pipe_screen
*screen
,
138 struct pipe_resource
*resource
)
140 struct noop_resource
*nresource
= (struct noop_resource
*)resource
;
142 FREE(nresource
->data
);
150 static void *noop_transfer_map(struct pipe_context
*pipe
,
151 struct pipe_resource
*resource
,
153 enum pipe_transfer_usage usage
,
154 const struct pipe_box
*box
,
155 struct pipe_transfer
**ptransfer
)
157 struct pipe_transfer
*transfer
;
158 struct noop_resource
*nresource
= (struct noop_resource
*)resource
;
160 transfer
= CALLOC_STRUCT(pipe_transfer
);
161 if (transfer
== NULL
)
163 pipe_resource_reference(&transfer
->resource
, resource
);
164 transfer
->level
= level
;
165 transfer
->usage
= usage
;
166 transfer
->box
= *box
;
167 transfer
->stride
= 1;
168 transfer
->layer_stride
= 1;
169 *ptransfer
= transfer
;
171 return nresource
->data
;
174 static void noop_transfer_flush_region(struct pipe_context
*pipe
,
175 struct pipe_transfer
*transfer
,
176 const struct pipe_box
*box
)
180 static void noop_transfer_unmap(struct pipe_context
*pipe
,
181 struct pipe_transfer
*transfer
)
183 pipe_resource_reference(&transfer
->resource
, NULL
);
187 static void noop_transfer_inline_write(struct pipe_context
*pipe
,
188 struct pipe_resource
*resource
,
191 const struct pipe_box
*box
,
194 unsigned layer_stride
)
202 static void noop_clear(struct pipe_context
*ctx
, unsigned buffers
,
203 const union pipe_color_union
*color
, double depth
, unsigned stencil
)
207 static void noop_clear_render_target(struct pipe_context
*ctx
,
208 struct pipe_surface
*dst
,
209 const union pipe_color_union
*color
,
210 unsigned dstx
, unsigned dsty
,
211 unsigned width
, unsigned height
)
215 static void noop_clear_depth_stencil(struct pipe_context
*ctx
,
216 struct pipe_surface
*dst
,
217 unsigned clear_flags
,
220 unsigned dstx
, unsigned dsty
,
221 unsigned width
, unsigned height
)
225 static void noop_resource_copy_region(struct pipe_context
*ctx
,
226 struct pipe_resource
*dst
,
228 unsigned dstx
, unsigned dsty
, unsigned dstz
,
229 struct pipe_resource
*src
,
231 const struct pipe_box
*src_box
)
236 static void noop_blit(struct pipe_context
*ctx
,
237 const struct pipe_blit_info
*info
)
243 noop_flush_resource(struct pipe_context
*ctx
,
244 struct pipe_resource
*resource
)
252 static void noop_flush(struct pipe_context
*ctx
,
253 struct pipe_fence_handle
**fence
,
258 static void noop_destroy_context(struct pipe_context
*ctx
)
263 static struct pipe_context
*noop_create_context(struct pipe_screen
*screen
,
264 void *priv
, unsigned flags
)
266 struct pipe_context
*ctx
= CALLOC_STRUCT(pipe_context
);
270 ctx
->screen
= screen
;
272 ctx
->destroy
= noop_destroy_context
;
273 ctx
->flush
= noop_flush
;
274 ctx
->clear
= noop_clear
;
275 ctx
->clear_render_target
= noop_clear_render_target
;
276 ctx
->clear_depth_stencil
= noop_clear_depth_stencil
;
277 ctx
->resource_copy_region
= noop_resource_copy_region
;
278 ctx
->blit
= noop_blit
;
279 ctx
->flush_resource
= noop_flush_resource
;
280 ctx
->create_query
= noop_create_query
;
281 ctx
->destroy_query
= noop_destroy_query
;
282 ctx
->begin_query
= noop_begin_query
;
283 ctx
->end_query
= noop_end_query
;
284 ctx
->get_query_result
= noop_get_query_result
;
285 ctx
->transfer_map
= noop_transfer_map
;
286 ctx
->transfer_flush_region
= noop_transfer_flush_region
;
287 ctx
->transfer_unmap
= noop_transfer_unmap
;
288 ctx
->transfer_inline_write
= noop_transfer_inline_write
;
289 noop_init_state_functions(ctx
);
298 static void noop_flush_frontbuffer(struct pipe_screen
*_screen
,
299 struct pipe_resource
*resource
,
300 unsigned level
, unsigned layer
,
301 void *context_private
, struct pipe_box
*box
)
305 static const char *noop_get_vendor(struct pipe_screen
* pscreen
)
310 static const char *noop_get_device_vendor(struct pipe_screen
* pscreen
)
315 static const char *noop_get_name(struct pipe_screen
* pscreen
)
320 static int noop_get_param(struct pipe_screen
* pscreen
, enum pipe_cap param
)
322 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
324 return screen
->get_param(screen
, param
);
327 static float noop_get_paramf(struct pipe_screen
* pscreen
,
328 enum pipe_capf param
)
330 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
332 return screen
->get_paramf(screen
, param
);
335 static int noop_get_shader_param(struct pipe_screen
* pscreen
, unsigned shader
, enum pipe_shader_cap param
)
337 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
339 return screen
->get_shader_param(screen
, shader
, param
);
342 static boolean
noop_is_format_supported(struct pipe_screen
* pscreen
,
343 enum pipe_format format
,
344 enum pipe_texture_target target
,
345 unsigned sample_count
,
348 struct pipe_screen
*screen
= ((struct noop_pipe_screen
*)pscreen
)->oscreen
;
350 return screen
->is_format_supported(screen
, format
, target
, sample_count
, usage
);
353 static uint64_t noop_get_timestamp(struct pipe_screen
*pscreen
)
358 static void noop_destroy_screen(struct pipe_screen
*screen
)
360 struct noop_pipe_screen
*noop_screen
= (struct noop_pipe_screen
*)screen
;
361 struct pipe_screen
*oscreen
= noop_screen
->oscreen
;
363 oscreen
->destroy(oscreen
);
367 struct pipe_screen
*noop_screen_create(struct pipe_screen
*oscreen
)
369 struct noop_pipe_screen
*noop_screen
;
370 struct pipe_screen
*screen
;
372 if (!debug_get_option_noop()) {
376 noop_screen
= CALLOC_STRUCT(noop_pipe_screen
);
377 if (noop_screen
== NULL
) {
380 noop_screen
->oscreen
= oscreen
;
381 screen
= &noop_screen
->pscreen
;
383 screen
->destroy
= noop_destroy_screen
;
384 screen
->get_name
= noop_get_name
;
385 screen
->get_vendor
= noop_get_vendor
;
386 screen
->get_device_vendor
= noop_get_device_vendor
;
387 screen
->get_param
= noop_get_param
;
388 screen
->get_shader_param
= noop_get_shader_param
;
389 screen
->get_paramf
= noop_get_paramf
;
390 screen
->is_format_supported
= noop_is_format_supported
;
391 screen
->context_create
= noop_create_context
;
392 screen
->resource_create
= noop_resource_create
;
393 screen
->resource_from_handle
= noop_resource_from_handle
;
394 screen
->resource_get_handle
= noop_resource_get_handle
;
395 screen
->resource_destroy
= noop_resource_destroy
;
396 screen
->flush_frontbuffer
= noop_flush_frontbuffer
;
397 screen
->get_timestamp
= noop_get_timestamp
;