1 /**************************************************************************
3 * Copyright 2009 VMware, Inc.
4 * 2010 Corbin Simpson <MostAwesomeDude@gmail.com>
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 **************************************************************************/
30 #include "pipe/p_screen.h"
31 #include "pipe/p_state.h"
32 #include "util/u_memory.h"
33 #include "util/u_math.h"
35 #include "glhd_public.h"
36 #include "glhd_screen.h"
37 #include "glhd_context.h"
38 #include "glhd_objects.h"
40 DEBUG_GET_ONCE_BOOL_OPTION(galahad
, "GALLIUM_GALAHAD", FALSE
)
43 galahad_screen_destroy(struct pipe_screen
*_screen
)
45 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
46 struct pipe_screen
*screen
= glhd_screen
->screen
;
48 screen
->destroy(screen
);
54 galahad_screen_get_name(struct pipe_screen
*_screen
)
56 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
57 struct pipe_screen
*screen
= glhd_screen
->screen
;
59 return screen
->get_name(screen
);
63 galahad_screen_get_vendor(struct pipe_screen
*_screen
)
65 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
66 struct pipe_screen
*screen
= glhd_screen
->screen
;
68 return screen
->get_vendor(screen
);
72 galahad_screen_get_param(struct pipe_screen
*_screen
,
75 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
76 struct pipe_screen
*screen
= glhd_screen
->screen
;
78 return screen
->get_param(screen
,
83 galahad_screen_get_shader_param(struct pipe_screen
*_screen
,
84 unsigned shader
, enum pipe_shader_cap param
)
86 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
87 struct pipe_screen
*screen
= glhd_screen
->screen
;
89 return screen
->get_shader_param(screen
, shader
,
94 galahad_screen_get_paramf(struct pipe_screen
*_screen
,
97 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
98 struct pipe_screen
*screen
= glhd_screen
->screen
;
100 return screen
->get_paramf(screen
,
105 galahad_screen_is_format_supported(struct pipe_screen
*_screen
,
106 enum pipe_format format
,
107 enum pipe_texture_target target
,
108 unsigned sample_count
,
111 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
112 struct pipe_screen
*screen
= glhd_screen
->screen
;
114 if (target
>= PIPE_MAX_TEXTURE_TYPES
) {
115 glhd_warn("Received bogus texture target %d", target
);
118 return screen
->is_format_supported(screen
,
125 static struct pipe_context
*
126 galahad_screen_context_create(struct pipe_screen
*_screen
,
129 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
130 struct pipe_screen
*screen
= glhd_screen
->screen
;
131 struct pipe_context
*result
;
133 result
= screen
->context_create(screen
, priv
);
135 return galahad_context_create(_screen
, result
);
139 static struct pipe_resource
*
140 galahad_screen_resource_create(struct pipe_screen
*_screen
,
141 const struct pipe_resource
*templat
)
143 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
144 struct pipe_screen
*screen
= glhd_screen
->screen
;
145 struct pipe_resource
*result
;
147 if (templat
->target
>= PIPE_MAX_TEXTURE_TYPES
)
148 glhd_warn("Received bogus resource target %d", templat
->target
);
150 if(templat
->target
!= PIPE_TEXTURE_RECT
&& templat
->target
!= PIPE_BUFFER
&& !screen
->get_param(screen
, PIPE_CAP_NPOT_TEXTURES
))
152 if(!util_is_power_of_two(templat
->width0
) || !util_is_power_of_two(templat
->height0
))
153 glhd_warn("Requested NPOT (%ux%u) non-rectangle texture without NPOT support", templat
->width0
, templat
->height0
);
156 if(templat
->target
== PIPE_TEXTURE_RECT
&& templat
->last_level
)
157 glhd_warn("Rectangle textures cannot have mipmaps, but last_level = %u", templat
->last_level
);
159 if(templat
->target
== PIPE_BUFFER
&& templat
->last_level
)
160 glhd_warn("Buffers cannot have mipmaps, but last_level = %u", templat
->last_level
);
162 if(templat
->target
!= PIPE_TEXTURE_3D
&& templat
->depth0
!= 1)
163 glhd_warn("Only 3D textures can have depth != 1, but received target %u and depth %u", templat
->target
, templat
->depth0
);
165 if(templat
->target
== PIPE_TEXTURE_1D
&& templat
->height0
!= 1)
166 glhd_warn("1D textures must have height 1 but got asked for height %u", templat
->height0
);
168 if(templat
->target
== PIPE_BUFFER
&& templat
->height0
!= 1)
169 glhd_warn("Buffers must have height 1 but got asked for height %u", templat
->height0
);
171 if(templat
->target
== PIPE_TEXTURE_CUBE
&& templat
->width0
!= templat
->height0
)
172 glhd_warn("Cube maps must be square, but got asked for %ux%u", templat
->width0
, templat
->height0
);
174 result
= screen
->resource_create(screen
,
178 return galahad_resource_create(glhd_screen
, result
);
182 static struct pipe_resource
*
183 galahad_screen_resource_from_handle(struct pipe_screen
*_screen
,
184 const struct pipe_resource
*templ
,
185 struct winsys_handle
*handle
)
187 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
188 struct pipe_screen
*screen
= glhd_screen
->screen
;
189 struct pipe_resource
*result
;
191 /* TODO trace call */
193 result
= screen
->resource_from_handle(screen
, templ
, handle
);
195 result
= galahad_resource_create(galahad_screen(_screen
), result
);
201 galahad_screen_resource_get_handle(struct pipe_screen
*_screen
,
202 struct pipe_resource
*_resource
,
203 struct winsys_handle
*handle
)
205 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
206 struct galahad_resource
*glhd_resource
= galahad_resource(_resource
);
207 struct pipe_screen
*screen
= glhd_screen
->screen
;
208 struct pipe_resource
*resource
= glhd_resource
->resource
;
210 /* TODO trace call */
212 return screen
->resource_get_handle(screen
, resource
, handle
);
218 galahad_screen_resource_destroy(struct pipe_screen
*screen
,
219 struct pipe_resource
*_resource
)
221 galahad_resource_destroy(galahad_resource(_resource
));
226 galahad_screen_flush_frontbuffer(struct pipe_screen
*_screen
,
227 struct pipe_resource
*_resource
,
228 unsigned level
, unsigned layer
,
229 void *context_private
)
231 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
232 struct galahad_resource
*glhd_resource
= galahad_resource(_resource
);
233 struct pipe_screen
*screen
= glhd_screen
->screen
;
234 struct pipe_resource
*resource
= glhd_resource
->resource
;
236 screen
->flush_frontbuffer(screen
,
243 galahad_screen_fence_reference(struct pipe_screen
*_screen
,
244 struct pipe_fence_handle
**ptr
,
245 struct pipe_fence_handle
*fence
)
247 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
248 struct pipe_screen
*screen
= glhd_screen
->screen
;
250 screen
->fence_reference(screen
,
256 galahad_screen_fence_signalled(struct pipe_screen
*_screen
,
257 struct pipe_fence_handle
*fence
)
259 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
260 struct pipe_screen
*screen
= glhd_screen
->screen
;
262 return screen
->fence_signalled(screen
,
267 galahad_screen_fence_finish(struct pipe_screen
*_screen
,
268 struct pipe_fence_handle
*fence
,
271 struct galahad_screen
*glhd_screen
= galahad_screen(_screen
);
272 struct pipe_screen
*screen
= glhd_screen
->screen
;
274 return screen
->fence_finish(screen
,
280 galahad_screen_create(struct pipe_screen
*screen
)
282 struct galahad_screen
*glhd_screen
;
284 if (!debug_get_option_galahad())
287 glhd_screen
= CALLOC_STRUCT(galahad_screen
);
292 #define GLHD_SCREEN_INIT(_member) \
293 glhd_screen->base . _member = screen -> _member ? galahad_screen_ ## _member : NULL
295 GLHD_SCREEN_INIT(destroy
);
296 GLHD_SCREEN_INIT(get_name
);
297 GLHD_SCREEN_INIT(get_vendor
);
298 GLHD_SCREEN_INIT(get_param
);
299 GLHD_SCREEN_INIT(get_shader_param
);
300 //GLHD_SCREEN_INIT(get_video_param);
301 //GLHD_SCREEN_INIT(get_compute_param);
302 GLHD_SCREEN_INIT(get_paramf
);
303 GLHD_SCREEN_INIT(is_format_supported
);
304 //GLHD_SCREEN_INIT(is_video_format_supported);
305 GLHD_SCREEN_INIT(context_create
);
306 GLHD_SCREEN_INIT(resource_create
);
307 GLHD_SCREEN_INIT(resource_from_handle
);
308 GLHD_SCREEN_INIT(resource_get_handle
);
309 GLHD_SCREEN_INIT(resource_destroy
);
310 GLHD_SCREEN_INIT(flush_frontbuffer
);
311 GLHD_SCREEN_INIT(fence_reference
);
312 GLHD_SCREEN_INIT(fence_signalled
);
313 GLHD_SCREEN_INIT(fence_finish
);
315 #undef GLHD_SCREEN_INIT
317 glhd_screen
->screen
= screen
;
319 return &glhd_screen
->base
;