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
)
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 void noop_begin_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
65 static void noop_end_query(struct pipe_context
*ctx
, struct pipe_query
*query
)
69 static boolean
noop_get_query_result(struct pipe_context
*ctx
,
70 struct pipe_query
*query
,
71 boolean wait
, void *vresult
)
73 uint64_t *result
= (uint64_t*)vresult
;
83 struct noop_resource
{
84 struct pipe_resource base
;
87 struct sw_displaytarget
*dt
;
90 static unsigned noop_is_resource_referenced(struct pipe_context
*pipe
,
91 struct pipe_resource
*resource
,
92 unsigned level
, int layer
)
94 return PIPE_UNREFERENCED
;
97 static struct pipe_resource
*noop_resource_create(struct pipe_screen
*screen
,
98 const struct pipe_resource
*templ
)
100 struct noop_resource
*nresource
;
103 nresource
= CALLOC_STRUCT(noop_resource
);
104 if (nresource
== NULL
)
107 stride
= util_format_get_stride(templ
->format
, templ
->width0
);
108 nresource
->base
= *templ
;
109 nresource
->base
.screen
= screen
;
110 nresource
->size
= stride
* templ
->height0
* templ
->depth0
;
111 nresource
->data
= malloc(nresource
->size
);
112 pipe_reference_init(&nresource
->base
.reference
, 1);
113 if (nresource
->data
== NULL
) {
117 return &nresource
->base
;
120 static struct pipe_resource
*noop_resource_from_handle(struct pipe_screen
*screen
,
121 const struct pipe_resource
*templ
,
122 struct winsys_handle
*handle
)
124 struct noop_pipe_screen
*noop_screen
= (struct noop_pipe_screen
*)screen
;
125 struct pipe_screen
*oscreen
= noop_screen
->oscreen
;
126 struct pipe_resource
*result
;
127 struct pipe_resource
*noop_resource
;
129 result
= oscreen
->resource_from_handle(oscreen
, templ
, handle
);
130 noop_resource
= noop_resource_create(screen
, result
);
131 pipe_resource_reference(&result
, NULL
);
132 return noop_resource
;
135 static boolean
noop_resource_get_handle(struct pipe_screen
*screen
,
136 struct pipe_resource
*resource
,
137 struct winsys_handle
*handle
)
142 static void noop_resource_destroy(struct pipe_screen
*screen
,
143 struct pipe_resource
*resource
)
145 struct noop_resource
*nresource
= (struct noop_resource
*)resource
;
147 free(nresource
->data
);
151 static struct pipe_resource
*noop_user_buffer_create(struct pipe_screen
*screen
,
152 void *ptr
, unsigned bytes
,
155 struct pipe_resource templ
;
157 templ
.target
= PIPE_BUFFER
;
158 templ
.format
= PIPE_FORMAT_R8_UNORM
;
159 templ
.usage
= PIPE_USAGE_IMMUTABLE
;
161 templ
.width0
= bytes
;
165 return noop_resource_create(screen
, &templ
);
172 static struct pipe_transfer
*noop_get_transfer(struct pipe_context
*context
,
173 struct pipe_resource
*resource
,
175 enum pipe_transfer_usage usage
,
176 const struct pipe_box
*box
)
178 struct pipe_transfer
*transfer
;
180 transfer
= CALLOC_STRUCT(pipe_transfer
);
181 if (transfer
== NULL
)
183 pipe_resource_reference(&transfer
->resource
, resource
);
184 transfer
->level
= level
;
185 transfer
->usage
= usage
;
186 transfer
->box
= *box
;
187 transfer
->stride
= 1;
188 transfer
->layer_stride
= 1;
192 static void *noop_transfer_map(struct pipe_context
*pipe
,
193 struct pipe_transfer
*transfer
)
195 struct noop_resource
*nresource
= (struct noop_resource
*)transfer
->resource
;
197 return nresource
->data
;
200 static void noop_transfer_flush_region(struct pipe_context
*pipe
,
201 struct pipe_transfer
*transfer
,
202 const struct pipe_box
*box
)
206 static void noop_transfer_unmap(struct pipe_context
*pipe
,
207 struct pipe_transfer
*transfer
)
211 static void noop_transfer_destroy(struct pipe_context
*pipe
,
212 struct pipe_transfer
*transfer
)
214 pipe_resource_reference(&transfer
->resource
, NULL
);
218 static void noop_transfer_inline_write(struct pipe_context
*pipe
,
219 struct pipe_resource
*resource
,
222 const struct pipe_box
*box
,
225 unsigned layer_stride
)
233 static void noop_clear(struct pipe_context
*ctx
, unsigned buffers
,
234 const float *rgba
, double depth
, unsigned stencil
)
238 static void noop_clear_render_target(struct pipe_context
*ctx
,
239 struct pipe_surface
*dst
,
241 unsigned dstx
, unsigned dsty
,
242 unsigned width
, unsigned height
)
246 static void noop_clear_depth_stencil(struct pipe_context
*ctx
,
247 struct pipe_surface
*dst
,
248 unsigned clear_flags
,
251 unsigned dstx
, unsigned dsty
,
252 unsigned width
, unsigned height
)
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
)
270 static void noop_flush(struct pipe_context
*ctx
, unsigned flags
,
271 struct pipe_fence_handle
**fence
)
275 static void noop_destroy_context(struct pipe_context
*ctx
)
280 static struct pipe_context
*noop_create_context(struct pipe_screen
*screen
, void *priv
)
282 struct pipe_context
*ctx
= CALLOC_STRUCT(pipe_context
);
286 ctx
->winsys
= screen
->winsys
;
287 ctx
->screen
= screen
;
289 ctx
->destroy
= noop_destroy_context
;
290 ctx
->flush
= noop_flush
;
291 ctx
->clear
= noop_clear
;
292 ctx
->clear_render_target
= noop_clear_render_target
;
293 ctx
->clear_depth_stencil
= noop_clear_depth_stencil
;
294 ctx
->resource_copy_region
= noop_resource_copy_region
;
295 ctx
->create_query
= noop_create_query
;
296 ctx
->destroy_query
= noop_destroy_query
;
297 ctx
->begin_query
= noop_begin_query
;
298 ctx
->end_query
= noop_end_query
;
299 ctx
->get_query_result
= noop_get_query_result
;
300 ctx
->get_transfer
= noop_get_transfer
;
301 ctx
->transfer_map
= noop_transfer_map
;
302 ctx
->transfer_flush_region
= noop_transfer_flush_region
;
303 ctx
->transfer_unmap
= noop_transfer_unmap
;
304 ctx
->transfer_destroy
= noop_transfer_destroy
;
305 ctx
->transfer_inline_write
= noop_transfer_inline_write
;
306 ctx
->is_resource_referenced
= noop_is_resource_referenced
;
307 noop_init_state_functions(ctx
);
316 static void noop_flush_frontbuffer(struct pipe_screen
*_screen
,
317 struct pipe_resource
*resource
,
318 unsigned level
, unsigned layer
,
319 void *context_private
)
323 static const char *noop_get_vendor(struct pipe_screen
* pscreen
)
328 static const char *noop_get_name(struct pipe_screen
* pscreen
)
333 static int noop_get_param(struct pipe_screen
* pscreen
, enum pipe_cap param
)
336 /* Supported features (boolean caps). */
337 case PIPE_CAP_NPOT_TEXTURES
:
338 case PIPE_CAP_TWO_SIDED_STENCIL
:
340 case PIPE_CAP_OCCLUSION_QUERY
:
341 case PIPE_CAP_POINT_SPRITE
:
342 case PIPE_CAP_ANISOTROPIC_FILTER
:
343 case PIPE_CAP_TEXTURE_MIRROR_CLAMP
:
344 case PIPE_CAP_TEXTURE_MIRROR_REPEAT
:
345 case PIPE_CAP_TEXTURE_SHADOW_MAP
:
346 case PIPE_CAP_TEXTURE_SWIZZLE
:
347 case PIPE_CAP_BLEND_EQUATION_SEPARATE
:
350 case PIPE_CAP_DUAL_SOURCE_BLEND
:
353 case PIPE_CAP_INDEP_BLEND_ENABLE
:
354 case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE
:
355 case PIPE_CAP_DEPTH_CLAMP
:
356 case PIPE_CAP_SHADER_STENCIL_EXPORT
:
357 case PIPE_CAP_TIMER_QUERY
:
358 case PIPE_CAP_STREAM_OUTPUT
:
359 case PIPE_CAP_PRIMITIVE_RESTART
:
360 case PIPE_CAP_INDEP_BLEND_FUNC
:
364 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS
:
365 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
366 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
368 case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS
:
370 case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS
:
371 case PIPE_CAP_MAX_COMBINED_SAMPLERS
:
374 /* Render targets. */
375 case PIPE_CAP_MAX_RENDER_TARGETS
:
378 /* Fragment coordinate conventions. */
379 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
380 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER
:
382 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT
:
383 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER
:
391 static float noop_get_paramf(struct pipe_screen
* pscreen
, enum pipe_cap param
)
394 case PIPE_CAP_MAX_LINE_WIDTH
:
395 case PIPE_CAP_MAX_LINE_WIDTH_AA
:
396 case PIPE_CAP_MAX_POINT_WIDTH
:
397 case PIPE_CAP_MAX_POINT_WIDTH_AA
:
399 case PIPE_CAP_MAX_TEXTURE_ANISOTROPY
:
401 case PIPE_CAP_MAX_TEXTURE_LOD_BIAS
:
408 static int noop_get_shader_param(struct pipe_screen
* pscreen
, unsigned shader
, enum pipe_shader_cap param
)
412 case PIPE_SHADER_FRAGMENT
:
413 case PIPE_SHADER_VERTEX
:
414 case PIPE_SHADER_GEOMETRY
:
421 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
422 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
423 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
424 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
426 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
428 case PIPE_SHADER_CAP_MAX_INPUTS
:
430 case PIPE_SHADER_CAP_MAX_TEMPS
:
432 case PIPE_SHADER_CAP_MAX_ADDRS
:
434 case PIPE_SHADER_CAP_MAX_CONSTS
:
436 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
438 case PIPE_SHADER_CAP_MAX_PREDS
:
440 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
442 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
443 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
444 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
445 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
452 static boolean
noop_is_format_supported(struct pipe_screen
* screen
,
453 enum pipe_format format
,
454 enum pipe_texture_target target
,
455 unsigned sample_count
,
462 static void noop_destroy_screen(struct pipe_screen
*screen
)
464 struct noop_pipe_screen
*noop_screen
= (struct noop_pipe_screen
*)screen
;
465 struct pipe_screen
*oscreen
= noop_screen
->oscreen
;
467 oscreen
->destroy(oscreen
);
471 struct pipe_screen
*noop_screen_create(struct pipe_screen
*oscreen
)
473 struct noop_pipe_screen
*noop_screen
;
474 struct pipe_screen
*screen
;
476 if (!debug_get_option_noop()) {
480 noop_screen
= CALLOC_STRUCT(noop_pipe_screen
);
481 if (noop_screen
== NULL
) {
484 noop_screen
->oscreen
= oscreen
;
485 screen
= &noop_screen
->pscreen
;
487 screen
->winsys
= oscreen
->winsys
;
488 screen
->destroy
= noop_destroy_screen
;
489 screen
->get_name
= noop_get_name
;
490 screen
->get_vendor
= noop_get_vendor
;
491 screen
->get_param
= noop_get_param
;
492 screen
->get_shader_param
= noop_get_shader_param
;
493 screen
->get_paramf
= noop_get_paramf
;
494 screen
->is_format_supported
= noop_is_format_supported
;
495 screen
->context_create
= noop_create_context
;
496 screen
->resource_create
= noop_resource_create
;
497 screen
->resource_from_handle
= noop_resource_from_handle
;
498 screen
->resource_get_handle
= noop_resource_get_handle
;
499 screen
->resource_destroy
= noop_resource_destroy
;
500 screen
->user_buffer_create
= noop_user_buffer_create
;
501 screen
->flush_frontbuffer
= noop_flush_frontbuffer
;