1 /**************************************************************************
2 *
3 * Copyright 2009 VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28
29 #include "pipe/p_screen.h"
30 #include "pipe/p_state.h"
31 #include "util/u_memory.h"
32
33 #include "id_public.h"
34 #include "id_screen.h"
35 #include "id_context.h"
36 #include "id_objects.h"
37
38
39 static void
identity_screen_destroy(struct pipe_screen * _screen)40 identity_screen_destroy(struct pipe_screen *_screen)
41 {
42 struct identity_screen *id_screen = identity_screen(_screen);
43 struct pipe_screen *screen = id_screen->screen;
44
45 screen->destroy(screen);
46
47 FREE(id_screen);
48 }
49
50 static const char *
identity_screen_get_name(struct pipe_screen * _screen)51 identity_screen_get_name(struct pipe_screen *_screen)
52 {
53 struct identity_screen *id_screen = identity_screen(_screen);
54 struct pipe_screen *screen = id_screen->screen;
55
56 return screen->get_name(screen);
57 }
58
59 static const char *
identity_screen_get_vendor(struct pipe_screen * _screen)60 identity_screen_get_vendor(struct pipe_screen *_screen)
61 {
62 struct identity_screen *id_screen = identity_screen(_screen);
63 struct pipe_screen *screen = id_screen->screen;
64
65 return screen->get_vendor(screen);
66 }
67
68 static int
identity_screen_get_param(struct pipe_screen * _screen,enum pipe_cap param)69 identity_screen_get_param(struct pipe_screen *_screen,
70 enum pipe_cap param)
71 {
72 struct identity_screen *id_screen = identity_screen(_screen);
73 struct pipe_screen *screen = id_screen->screen;
74
75 return screen->get_param(screen,
76 param);
77 }
78
79 static int
identity_screen_get_shader_param(struct pipe_screen * _screen,unsigned shader,enum pipe_shader_cap param)80 identity_screen_get_shader_param(struct pipe_screen *_screen,
81 unsigned shader, enum pipe_shader_cap param)
82 {
83 struct identity_screen *id_screen = identity_screen(_screen);
84 struct pipe_screen *screen = id_screen->screen;
85
86 return screen->get_shader_param(screen, shader,
87 param);
88 }
89
90 static float
identity_screen_get_paramf(struct pipe_screen * _screen,enum pipe_capf param)91 identity_screen_get_paramf(struct pipe_screen *_screen,
92 enum pipe_capf param)
93 {
94 struct identity_screen *id_screen = identity_screen(_screen);
95 struct pipe_screen *screen = id_screen->screen;
96
97 return screen->get_paramf(screen,
98 param);
99 }
100
101 static boolean
identity_screen_is_format_supported(struct pipe_screen * _screen,enum pipe_format format,enum pipe_texture_target target,unsigned sample_count,unsigned tex_usage)102 identity_screen_is_format_supported(struct pipe_screen *_screen,
103 enum pipe_format format,
104 enum pipe_texture_target target,
105 unsigned sample_count,
106 unsigned tex_usage)
107 {
108 struct identity_screen *id_screen = identity_screen(_screen);
109 struct pipe_screen *screen = id_screen->screen;
110
111 return screen->is_format_supported(screen,
112 format,
113 target,
114 sample_count,
115 tex_usage);
116 }
117
118 static struct pipe_context *
identity_screen_context_create(struct pipe_screen * _screen,void * priv)119 identity_screen_context_create(struct pipe_screen *_screen,
120 void *priv)
121 {
122 struct identity_screen *id_screen = identity_screen(_screen);
123 struct pipe_screen *screen = id_screen->screen;
124 struct pipe_context *result;
125
126 result = screen->context_create(screen, priv);
127 if (result)
128 return identity_context_create(_screen, result);
129 return NULL;
130 }
131
132 static struct pipe_resource *
identity_screen_resource_create(struct pipe_screen * _screen,const struct pipe_resource * templat)133 identity_screen_resource_create(struct pipe_screen *_screen,
134 const struct pipe_resource *templat)
135 {
136 struct identity_screen *id_screen = identity_screen(_screen);
137 struct pipe_screen *screen = id_screen->screen;
138 struct pipe_resource *result;
139
140 result = screen->resource_create(screen,
141 templat);
142
143 if (result)
144 return identity_resource_create(id_screen, result);
145 return NULL;
146 }
147
148 static struct pipe_resource *
identity_screen_resource_from_handle(struct pipe_screen * _screen,const struct pipe_resource * templ,struct winsys_handle * handle)149 identity_screen_resource_from_handle(struct pipe_screen *_screen,
150 const struct pipe_resource *templ,
151 struct winsys_handle *handle)
152 {
153 struct identity_screen *id_screen = identity_screen(_screen);
154 struct pipe_screen *screen = id_screen->screen;
155 struct pipe_resource *result;
156
157 /* TODO trace call */
158
159 result = screen->resource_from_handle(screen, templ, handle);
160
161 result = identity_resource_create(identity_screen(_screen), result);
162
163 return result;
164 }
165
166 static boolean
identity_screen_resource_get_handle(struct pipe_screen * _screen,struct pipe_resource * _resource,struct winsys_handle * handle)167 identity_screen_resource_get_handle(struct pipe_screen *_screen,
168 struct pipe_resource *_resource,
169 struct winsys_handle *handle)
170 {
171 struct identity_screen *id_screen = identity_screen(_screen);
172 struct identity_resource *id_resource = identity_resource(_resource);
173 struct pipe_screen *screen = id_screen->screen;
174 struct pipe_resource *resource = id_resource->resource;
175
176 /* TODO trace call */
177
178 return screen->resource_get_handle(screen, resource, handle);
179 }
180
181
182
183 static void
identity_screen_resource_destroy(struct pipe_screen * screen,struct pipe_resource * _resource)184 identity_screen_resource_destroy(struct pipe_screen *screen,
185 struct pipe_resource *_resource)
186 {
187 identity_resource_destroy(identity_resource(_resource));
188 }
189
190
191 static void
identity_screen_flush_frontbuffer(struct pipe_screen * _screen,struct pipe_resource * _resource,unsigned level,unsigned layer,void * context_private)192 identity_screen_flush_frontbuffer(struct pipe_screen *_screen,
193 struct pipe_resource *_resource,
194 unsigned level, unsigned layer,
195 void *context_private)
196 {
197 struct identity_screen *id_screen = identity_screen(_screen);
198 struct identity_resource *id_resource = identity_resource(_resource);
199 struct pipe_screen *screen = id_screen->screen;
200 struct pipe_resource *resource = id_resource->resource;
201
202 screen->flush_frontbuffer(screen,
203 resource,
204 level, layer,
205 context_private);
206 }
207
208 static void
identity_screen_fence_reference(struct pipe_screen * _screen,struct pipe_fence_handle ** ptr,struct pipe_fence_handle * fence)209 identity_screen_fence_reference(struct pipe_screen *_screen,
210 struct pipe_fence_handle **ptr,
211 struct pipe_fence_handle *fence)
212 {
213 struct identity_screen *id_screen = identity_screen(_screen);
214 struct pipe_screen *screen = id_screen->screen;
215
216 screen->fence_reference(screen,
217 ptr,
218 fence);
219 }
220
221 static boolean
identity_screen_fence_signalled(struct pipe_screen * _screen,struct pipe_fence_handle * fence)222 identity_screen_fence_signalled(struct pipe_screen *_screen,
223 struct pipe_fence_handle *fence)
224 {
225 struct identity_screen *id_screen = identity_screen(_screen);
226 struct pipe_screen *screen = id_screen->screen;
227
228 return screen->fence_signalled(screen,
229 fence);
230 }
231
232 static boolean
identity_screen_fence_finish(struct pipe_screen * _screen,struct pipe_fence_handle * fence,uint64_t timeout)233 identity_screen_fence_finish(struct pipe_screen *_screen,
234 struct pipe_fence_handle *fence,
235 uint64_t timeout)
236 {
237 struct identity_screen *id_screen = identity_screen(_screen);
238 struct pipe_screen *screen = id_screen->screen;
239
240 return screen->fence_finish(screen,
241 fence,
242 timeout);
243 }
244
245 static uint64_t
identity_screen_get_timestamp(struct pipe_screen * _screen)246 identity_screen_get_timestamp(struct pipe_screen *_screen)
247 {
248 struct identity_screen *id_screen = identity_screen(_screen);
249 struct pipe_screen *screen = id_screen->screen;
250
251 return screen->get_timestamp(screen);
252 }
253
254 struct pipe_screen *
identity_screen_create(struct pipe_screen * screen)255 identity_screen_create(struct pipe_screen *screen)
256 {
257 struct identity_screen *id_screen;
258
259 id_screen = CALLOC_STRUCT(identity_screen);
260 if (!id_screen) {
261 return NULL;
262 }
263
264 id_screen->base.destroy = identity_screen_destroy;
265 id_screen->base.get_name = identity_screen_get_name;
266 id_screen->base.get_vendor = identity_screen_get_vendor;
267 id_screen->base.get_param = identity_screen_get_param;
268 id_screen->base.get_shader_param = identity_screen_get_shader_param;
269 id_screen->base.get_paramf = identity_screen_get_paramf;
270 id_screen->base.is_format_supported = identity_screen_is_format_supported;
271 id_screen->base.context_create = identity_screen_context_create;
272 id_screen->base.resource_create = identity_screen_resource_create;
273 id_screen->base.resource_from_handle = identity_screen_resource_from_handle;
274 id_screen->base.resource_get_handle = identity_screen_resource_get_handle;
275 id_screen->base.resource_destroy = identity_screen_resource_destroy;
276 id_screen->base.flush_frontbuffer = identity_screen_flush_frontbuffer;
277 id_screen->base.fence_reference = identity_screen_fence_reference;
278 id_screen->base.fence_signalled = identity_screen_fence_signalled;
279 id_screen->base.fence_finish = identity_screen_fence_finish;
280 id_screen->base.get_timestamp = identity_screen_get_timestamp;
281
282 id_screen->screen = screen;
283
284 return &id_screen->base;
285 }
286