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_transfer.h"
33 static void noop_draw_vbo(struct pipe_context
*ctx
, const struct pipe_draw_info
*info
)
37 static void noop_set_blend_color(struct pipe_context
*ctx
,
38 const struct pipe_blend_color
*state
)
42 static void *noop_create_blend_state(struct pipe_context
*ctx
,
43 const struct pipe_blend_state
*state
)
45 struct pipe_blend_state
*nstate
= CALLOC_STRUCT(pipe_blend_state
);
54 static void *noop_create_dsa_state(struct pipe_context
*ctx
,
55 const struct pipe_depth_stencil_alpha_state
*state
)
57 struct pipe_depth_stencil_alpha_state
*nstate
= CALLOC_STRUCT(pipe_depth_stencil_alpha_state
);
66 static void *noop_create_rs_state(struct pipe_context
*ctx
,
67 const struct pipe_rasterizer_state
*state
)
69 struct pipe_rasterizer_state
*nstate
= CALLOC_STRUCT(pipe_rasterizer_state
);
78 static void *noop_create_sampler_state(struct pipe_context
*ctx
,
79 const struct pipe_sampler_state
*state
)
81 struct pipe_sampler_state
*nstate
= CALLOC_STRUCT(pipe_sampler_state
);
90 static struct pipe_sampler_view
*noop_create_sampler_view(struct pipe_context
*ctx
,
91 struct pipe_resource
*texture
,
92 const struct pipe_sampler_view
*state
)
94 struct pipe_sampler_view
*sampler_view
= CALLOC_STRUCT(pipe_sampler_view
);
96 if (sampler_view
== NULL
)
98 /* initialize base object */
99 pipe_resource_reference(&sampler_view
->texture
, texture
);
100 pipe_reference_init(&sampler_view
->reference
, 1);
101 sampler_view
->context
= ctx
;
105 static struct pipe_surface
*noop_create_surface(struct pipe_context
*ctx
,
106 struct pipe_resource
*texture
,
107 const struct pipe_surface
*surf_tmpl
)
109 struct pipe_surface
*surface
= CALLOC_STRUCT(pipe_surface
);
113 pipe_reference_init(&surface
->reference
, 1);
114 pipe_resource_reference(&surface
->texture
, texture
);
115 surface
->context
= ctx
;
116 surface
->format
= surf_tmpl
->format
;
117 surface
->width
= texture
->width0
;
118 surface
->height
= texture
->height0
;
119 surface
->texture
= texture
;
120 surface
->u
.tex
.first_layer
= surf_tmpl
->u
.tex
.first_layer
;
121 surface
->u
.tex
.last_layer
= surf_tmpl
->u
.tex
.last_layer
;
122 surface
->u
.tex
.level
= surf_tmpl
->u
.tex
.level
;
127 static void noop_set_sampler_views(struct pipe_context
*ctx
, unsigned shader
,
128 unsigned start
, unsigned count
,
129 struct pipe_sampler_view
**views
)
133 static void noop_bind_sampler_states(struct pipe_context
*ctx
, unsigned shader
,
134 unsigned start
, unsigned count
,
139 static void noop_set_clip_state(struct pipe_context
*ctx
,
140 const struct pipe_clip_state
*state
)
144 static void noop_set_polygon_stipple(struct pipe_context
*ctx
,
145 const struct pipe_poly_stipple
*state
)
149 static void noop_set_sample_mask(struct pipe_context
*pipe
, unsigned sample_mask
)
153 static void noop_set_scissor_states(struct pipe_context
*ctx
,
155 unsigned num_scissors
,
156 const struct pipe_scissor_state
*state
)
160 static void noop_set_stencil_ref(struct pipe_context
*ctx
,
161 const struct pipe_stencil_ref
*state
)
165 static void noop_set_viewport_states(struct pipe_context
*ctx
,
167 unsigned num_viewports
,
168 const struct pipe_viewport_state
*state
)
172 static void noop_set_framebuffer_state(struct pipe_context
*ctx
,
173 const struct pipe_framebuffer_state
*state
)
177 static void noop_set_constant_buffer(struct pipe_context
*ctx
,
178 uint shader
, uint index
,
179 struct pipe_constant_buffer
*cb
)
184 static void noop_sampler_view_destroy(struct pipe_context
*ctx
,
185 struct pipe_sampler_view
*state
)
187 pipe_resource_reference(&state
->texture
, NULL
);
192 static void noop_surface_destroy(struct pipe_context
*ctx
,
193 struct pipe_surface
*surface
)
195 pipe_resource_reference(&surface
->texture
, NULL
);
199 static void noop_bind_state(struct pipe_context
*ctx
, void *state
)
203 static void noop_delete_state(struct pipe_context
*ctx
, void *state
)
208 static void noop_delete_vertex_element(struct pipe_context
*ctx
, void *state
)
214 static void noop_set_index_buffer(struct pipe_context
*ctx
,
215 const struct pipe_index_buffer
*ib
)
219 static void noop_set_vertex_buffers(struct pipe_context
*ctx
,
220 unsigned start_slot
, unsigned count
,
221 const struct pipe_vertex_buffer
*buffers
)
225 static void *noop_create_vertex_elements(struct pipe_context
*ctx
,
227 const struct pipe_vertex_element
*state
)
229 struct pipe_vertex_element
*nstate
= CALLOC_STRUCT(pipe_vertex_element
);
231 if (nstate
== NULL
) {
238 static void *noop_create_shader_state(struct pipe_context
*ctx
,
239 const struct pipe_shader_state
*state
)
241 struct pipe_shader_state
*nstate
= CALLOC_STRUCT(pipe_shader_state
);
243 if (nstate
== NULL
) {
250 static struct pipe_stream_output_target
*noop_create_stream_output_target(
251 struct pipe_context
*ctx
,
252 struct pipe_resource
*res
,
253 unsigned buffer_offset
,
254 unsigned buffer_size
)
256 struct pipe_stream_output_target
*t
= CALLOC_STRUCT(pipe_stream_output_target
);
260 pipe_reference_init(&t
->reference
, 1);
261 pipe_resource_reference(&t
->buffer
, res
);
262 t
->buffer_offset
= buffer_offset
;
263 t
->buffer_size
= buffer_size
;
267 static void noop_stream_output_target_destroy(struct pipe_context
*ctx
,
268 struct pipe_stream_output_target
*t
)
270 pipe_resource_reference(&t
->buffer
, NULL
);
274 static void noop_set_stream_output_targets(struct pipe_context
*ctx
,
275 unsigned num_targets
,
276 struct pipe_stream_output_target
**targets
,
277 const unsigned *offsets
)
281 void noop_init_state_functions(struct pipe_context
*ctx
);
283 void noop_init_state_functions(struct pipe_context
*ctx
)
285 ctx
->create_blend_state
= noop_create_blend_state
;
286 ctx
->create_depth_stencil_alpha_state
= noop_create_dsa_state
;
287 ctx
->create_fs_state
= noop_create_shader_state
;
288 ctx
->create_rasterizer_state
= noop_create_rs_state
;
289 ctx
->create_sampler_state
= noop_create_sampler_state
;
290 ctx
->create_sampler_view
= noop_create_sampler_view
;
291 ctx
->create_surface
= noop_create_surface
;
292 ctx
->create_vertex_elements_state
= noop_create_vertex_elements
;
293 ctx
->create_vs_state
= noop_create_shader_state
;
294 ctx
->bind_blend_state
= noop_bind_state
;
295 ctx
->bind_depth_stencil_alpha_state
= noop_bind_state
;
296 ctx
->bind_sampler_states
= noop_bind_sampler_states
;
297 ctx
->bind_fs_state
= noop_bind_state
;
298 ctx
->bind_rasterizer_state
= noop_bind_state
;
299 ctx
->bind_vertex_elements_state
= noop_bind_state
;
300 ctx
->bind_vs_state
= noop_bind_state
;
301 ctx
->delete_blend_state
= noop_delete_state
;
302 ctx
->delete_depth_stencil_alpha_state
= noop_delete_state
;
303 ctx
->delete_fs_state
= noop_delete_state
;
304 ctx
->delete_rasterizer_state
= noop_delete_state
;
305 ctx
->delete_sampler_state
= noop_delete_state
;
306 ctx
->delete_vertex_elements_state
= noop_delete_vertex_element
;
307 ctx
->delete_vs_state
= noop_delete_state
;
308 ctx
->set_blend_color
= noop_set_blend_color
;
309 ctx
->set_clip_state
= noop_set_clip_state
;
310 ctx
->set_constant_buffer
= noop_set_constant_buffer
;
311 ctx
->set_sampler_views
= noop_set_sampler_views
;
312 ctx
->set_framebuffer_state
= noop_set_framebuffer_state
;
313 ctx
->set_polygon_stipple
= noop_set_polygon_stipple
;
314 ctx
->set_sample_mask
= noop_set_sample_mask
;
315 ctx
->set_scissor_states
= noop_set_scissor_states
;
316 ctx
->set_stencil_ref
= noop_set_stencil_ref
;
317 ctx
->set_vertex_buffers
= noop_set_vertex_buffers
;
318 ctx
->set_index_buffer
= noop_set_index_buffer
;
319 ctx
->set_viewport_states
= noop_set_viewport_states
;
320 ctx
->sampler_view_destroy
= noop_sampler_view_destroy
;
321 ctx
->surface_destroy
= noop_surface_destroy
;
322 ctx
->draw_vbo
= noop_draw_vbo
;
323 ctx
->create_stream_output_target
= noop_create_stream_output_target
;
324 ctx
->stream_output_target_destroy
= noop_stream_output_target_destroy
;
325 ctx
->set_stream_output_targets
= noop_set_stream_output_targets
;