2 * (C) Copyright IBM Corporation 2002, 2004
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE.
27 * DRI utility functions.
29 * This module acts as glue between GLX and the actual hardware driver. A DRI
30 * driver doesn't really \e have to use any of this - it's optional. But, some
31 * useful stuff is done here that otherwise would have to be duplicated in most
34 * Basically, these utility functions take care of some of the dirty details of
35 * screen initialization, context creation, context binding, DRM setup, etc.
37 * These functions are compiled into each DRI driver so libGL.so knows nothing
43 #ifndef __NOT_HAVE_DRM_H
49 #include "../glsl/glsl_parser_extras.h"
50 #include "main/mtypes.h"
51 #include "main/version.h"
52 #include "main/macros.h"
54 PUBLIC
const char __dri2ConfigOptions
[] =
56 DRI_CONF_SECTION_PERFORMANCE
57 DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_1
)
61 /*****************************************************************/
62 /** \name Screen handling functions */
63 /*****************************************************************/
67 setupLoaderExtensions(__DRIscreen
*psp
,
68 const __DRIextension
**extensions
)
72 for (i
= 0; extensions
[i
]; i
++) {
73 if (strcmp(extensions
[i
]->name
, __DRI_DRI2_LOADER
) == 0)
74 psp
->dri2
.loader
= (__DRIdri2LoaderExtension
*) extensions
[i
];
75 if (strcmp(extensions
[i
]->name
, __DRI_IMAGE_LOOKUP
) == 0)
76 psp
->dri2
.image
= (__DRIimageLookupExtension
*) extensions
[i
];
77 if (strcmp(extensions
[i
]->name
, __DRI_USE_INVALIDATE
) == 0)
78 psp
->dri2
.useInvalidate
= (__DRIuseInvalidateExtension
*) extensions
[i
];
79 if (strcmp(extensions
[i
]->name
, __DRI_SWRAST_LOADER
) == 0)
80 psp
->swrast_loader
= (__DRIswrastLoaderExtension
*) extensions
[i
];
81 if (strcmp(extensions
[i
]->name
, __DRI_IMAGE_LOADER
) == 0)
82 psp
->image
.loader
= (__DRIimageLoaderExtension
*) extensions
[i
];
87 * This pointer determines which driver API we'll use in the case of the
88 * loader not passing us an explicit driver extensions list (that would,
89 * itself, contain a pointer to a driver API.)
91 * A driver's driDriverGetExtensions_drivername() can update this pointer to
92 * what it's returning, and a loader that is ignorant of createNewScreen2()
93 * will get the correct driver screen created, as long as no other
94 * driDriverGetExtensions() happened in between the first one and the
97 * This allows the X Server to not require the significant dri_interface.h
98 * updates for doing createNewScreen2(), which would discourage backporting of
99 * the X Server patches to support the new loader interface.
101 const struct __DriverAPIRec
*globalDriverAPI
= &driDriverAPI
;
104 * This is the first entrypoint in the driver called by the DRI driver loader
105 * after dlopen()ing it.
107 * It's used to create global state for the driver across contexts on the same
111 driCreateNewScreen2(int scrn
, int fd
,
112 const __DRIextension
**extensions
,
113 const __DRIextension
**driver_extensions
,
114 const __DRIconfig
***driver_configs
, void *data
)
116 static const __DRIextension
*emptyExtensionList
[] = { NULL
};
119 psp
= calloc(1, sizeof(*psp
));
123 /* By default, use the global driDriverAPI symbol (non-megadrivers). */
124 psp
->driver
= globalDriverAPI
;
126 /* If the driver exposes its vtable through its extensions list
127 * (megadrivers), use that instead.
129 if (driver_extensions
) {
130 for (int i
= 0; driver_extensions
[i
]; i
++) {
131 if (strcmp(driver_extensions
[i
]->name
, __DRI_DRIVER_VTABLE
) == 0) {
133 ((__DRIDriverVtableExtension
*)driver_extensions
[i
])->vtable
;
138 setupLoaderExtensions(psp
, extensions
);
140 #ifndef __NOT_HAVE_DRM_H
142 drmVersionPtr version
= drmGetVersion(fd
);
144 psp
->drm_version
.major
= version
->version_major
;
145 psp
->drm_version
.minor
= version
->version_minor
;
146 psp
->drm_version
.patch
= version
->version_patchlevel
;
147 drmFreeVersion(version
);
152 psp
->loaderPrivate
= data
;
154 psp
->extensions
= emptyExtensionList
;
158 *driver_configs
= psp
->driver
->InitScreen(psp
);
159 if (*driver_configs
== NULL
) {
164 int gl_version_override
= _mesa_get_gl_version_override();
165 if (gl_version_override
>= 31) {
166 psp
->max_gl_core_version
= MAX2(psp
->max_gl_core_version
,
167 gl_version_override
);
169 psp
->max_gl_compat_version
= MAX2(psp
->max_gl_compat_version
,
170 gl_version_override
);
173 psp
->api_mask
= (1 << __DRI_API_OPENGL
);
174 if (psp
->max_gl_core_version
> 0)
175 psp
->api_mask
|= (1 << __DRI_API_OPENGL_CORE
);
176 if (psp
->max_gl_es1_version
> 0)
177 psp
->api_mask
|= (1 << __DRI_API_GLES
);
178 if (psp
->max_gl_es2_version
> 0)
179 psp
->api_mask
|= (1 << __DRI_API_GLES2
);
180 if (psp
->max_gl_es2_version
>= 30)
181 psp
->api_mask
|= (1 << __DRI_API_GLES3
);
183 driParseOptionInfo(&psp
->optionInfo
, __dri2ConfigOptions
);
184 driParseConfigFiles(&psp
->optionCache
, &psp
->optionInfo
, psp
->myNum
, "dri2");
191 dri2CreateNewScreen(int scrn
, int fd
,
192 const __DRIextension
**extensions
,
193 const __DRIconfig
***driver_configs
, void *data
)
195 return driCreateNewScreen2(scrn
, fd
, extensions
, NULL
,
196 driver_configs
, data
);
199 /** swrast driver createNewScreen entrypoint. */
201 driSWRastCreateNewScreen(int scrn
, const __DRIextension
**extensions
,
202 const __DRIconfig
***driver_configs
, void *data
)
204 return driCreateNewScreen2(scrn
, -1, extensions
, NULL
,
205 driver_configs
, data
);
209 driSWRastCreateNewScreen2(int scrn
, const __DRIextension
**extensions
,
210 const __DRIextension
**driver_extensions
,
211 const __DRIconfig
***driver_configs
, void *data
)
213 return driCreateNewScreen2(scrn
, -1, extensions
, driver_extensions
,
214 driver_configs
, data
);
218 * Destroy the per-screen private information.
221 * This function calls __DriverAPIRec::DestroyScreen on \p screenPrivate, calls
222 * drmClose(), and finally frees \p screenPrivate.
224 static void driDestroyScreen(__DRIscreen
*psp
)
227 /* No interaction with the X-server is possible at this point. This
228 * routine is called after XCloseDisplay, so there is no protocol
229 * stream open to the X-server anymore.
232 _mesa_destroy_shader_compiler();
234 psp
->driver
->DestroyScreen(psp
);
236 driDestroyOptionCache(&psp
->optionCache
);
237 driDestroyOptionInfo(&psp
->optionInfo
);
243 static const __DRIextension
**driGetExtensions(__DRIscreen
*psp
)
245 return psp
->extensions
;
252 validate_context_version(__DRIscreen
*screen
,
254 unsigned major_version
,
255 unsigned minor_version
,
256 unsigned *dri_ctx_error
)
258 unsigned req_version
= 10 * major_version
+ minor_version
;
259 unsigned max_version
= 0;
262 case API_OPENGL_COMPAT
:
263 max_version
= screen
->max_gl_compat_version
;
265 case API_OPENGL_CORE
:
266 max_version
= screen
->max_gl_core_version
;
269 max_version
= screen
->max_gl_es1_version
;
272 max_version
= screen
->max_gl_es2_version
;
279 if (max_version
== 0) {
280 *dri_ctx_error
= __DRI_CTX_ERROR_BAD_API
;
282 } else if (req_version
> max_version
) {
283 *dri_ctx_error
= __DRI_CTX_ERROR_BAD_VERSION
;
290 /*****************************************************************/
291 /** \name Context handling functions */
292 /*****************************************************************/
295 static __DRIcontext
*
296 driCreateContextAttribs(__DRIscreen
*screen
, int api
,
297 const __DRIconfig
*config
,
298 __DRIcontext
*shared
,
299 unsigned num_attribs
,
300 const uint32_t *attribs
,
304 __DRIcontext
*context
;
305 const struct gl_config
*modes
= (config
!= NULL
) ? &config
->modes
: NULL
;
306 void *shareCtx
= (shared
!= NULL
) ? shared
->driverPrivate
: NULL
;
308 unsigned major_version
= 1;
309 unsigned minor_version
= 0;
311 bool notify_reset
= false;
313 assert((num_attribs
== 0) || (attribs
!= NULL
));
315 if (!(screen
->api_mask
& (1 << api
))) {
316 *error
= __DRI_CTX_ERROR_BAD_API
;
321 case __DRI_API_OPENGL
:
322 mesa_api
= API_OPENGL_COMPAT
;
325 mesa_api
= API_OPENGLES
;
327 case __DRI_API_GLES2
:
328 case __DRI_API_GLES3
:
329 mesa_api
= API_OPENGLES2
;
331 case __DRI_API_OPENGL_CORE
:
332 mesa_api
= API_OPENGL_CORE
;
335 *error
= __DRI_CTX_ERROR_BAD_API
;
339 for (unsigned i
= 0; i
< num_attribs
; i
++) {
340 switch (attribs
[i
* 2]) {
341 case __DRI_CTX_ATTRIB_MAJOR_VERSION
:
342 major_version
= attribs
[i
* 2 + 1];
344 case __DRI_CTX_ATTRIB_MINOR_VERSION
:
345 minor_version
= attribs
[i
* 2 + 1];
347 case __DRI_CTX_ATTRIB_FLAGS
:
348 flags
= attribs
[i
* 2 + 1];
350 case __DRI_CTX_ATTRIB_RESET_STRATEGY
:
351 notify_reset
= (attribs
[i
* 2 + 1]
352 != __DRI_CTX_RESET_NO_NOTIFICATION
);
355 /* We can't create a context that satisfies the requirements of an
356 * attribute that we don't understand. Return failure.
358 assert(!"Should not get here.");
359 *error
= __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
;
364 /* Mesa does not support the GL_ARB_compatibilty extension or the
365 * compatibility profile. This means that we treat a API_OPENGL_COMPAT 3.1 as
366 * API_OPENGL_CORE and reject API_OPENGL_COMPAT 3.2+.
368 if (mesa_api
== API_OPENGL_COMPAT
&& major_version
== 3 && minor_version
== 1)
369 mesa_api
= API_OPENGL_CORE
;
371 if (mesa_api
== API_OPENGL_COMPAT
372 && ((major_version
> 3)
373 || (major_version
== 3 && minor_version
>= 2))) {
374 *error
= __DRI_CTX_ERROR_BAD_API
;
378 /* The EGL_KHR_create_context spec says:
380 * "Flags are only defined for OpenGL context creation, and specifying
381 * a flags value other than zero for other types of contexts,
382 * including OpenGL ES contexts, will generate an error."
384 * The GLX_EXT_create_context_es2_profile specification doesn't say
385 * anything specific about this case. However, none of the known flags
386 * have any meaning in an ES context, so this seems safe.
388 if (mesa_api
!= API_OPENGL_COMPAT
389 && mesa_api
!= API_OPENGL_CORE
391 *error
= __DRI_CTX_ERROR_BAD_FLAG
;
395 /* There are no forward-compatible contexts before OpenGL 3.0. The
396 * GLX_ARB_create_context spec says:
398 * "Forward-compatible contexts are defined only for OpenGL versions
401 * Forward-looking contexts are supported by silently converting the
402 * requested API to API_OPENGL_CORE.
404 * In Mesa, a debug context is the same as a regular context.
406 if ((flags
& __DRI_CTX_FLAG_FORWARD_COMPATIBLE
) != 0) {
407 mesa_api
= API_OPENGL_CORE
;
410 if ((flags
& ~(__DRI_CTX_FLAG_DEBUG
| __DRI_CTX_FLAG_FORWARD_COMPATIBLE
))
412 *error
= __DRI_CTX_ERROR_UNKNOWN_FLAG
;
416 if (!validate_context_version(screen
, mesa_api
,
417 major_version
, minor_version
, error
))
420 context
= calloc(1, sizeof *context
);
422 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
426 context
->loaderPrivate
= data
;
428 context
->driScreenPriv
= screen
;
429 context
->driDrawablePriv
= NULL
;
430 context
->driReadablePriv
= NULL
;
432 if (!screen
->driver
->CreateContext(mesa_api
, modes
, context
,
433 major_version
, minor_version
,
434 flags
, notify_reset
, error
, shareCtx
)) {
439 struct gl_context
*ctx
= context
->driverPrivate
;
440 if ((flags
& __DRI_CTX_FLAG_FORWARD_COMPATIBLE
) != 0)
441 ctx
->Const
.ContextFlags
|= GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT
;
442 if ((flags
& __DRI_CTX_FLAG_DEBUG
) != 0) {
443 ctx
->Const
.ContextFlags
|= GL_CONTEXT_FLAG_DEBUG_BIT
;
444 ctx
->Debug
.DebugOutput
= GL_TRUE
;
447 *error
= __DRI_CTX_ERROR_SUCCESS
;
451 static __DRIcontext
*
452 driCreateNewContextForAPI(__DRIscreen
*screen
, int api
,
453 const __DRIconfig
*config
,
454 __DRIcontext
*shared
, void *data
)
458 return driCreateContextAttribs(screen
, api
, config
, shared
, 0, NULL
,
462 static __DRIcontext
*
463 driCreateNewContext(__DRIscreen
*screen
, const __DRIconfig
*config
,
464 __DRIcontext
*shared
, void *data
)
466 return driCreateNewContextForAPI(screen
, __DRI_API_OPENGL
,
467 config
, shared
, data
);
471 * Destroy the per-context private information.
474 * This function calls __DriverAPIRec::DestroyContext on \p contextPrivate, calls
475 * drmDestroyContext(), and finally frees \p contextPrivate.
478 driDestroyContext(__DRIcontext
*pcp
)
481 pcp
->driScreenPriv
->driver
->DestroyContext(pcp
);
487 driCopyContext(__DRIcontext
*dest
, __DRIcontext
*src
, unsigned long mask
)
498 /*****************************************************************/
499 /** \name Context (un)binding functions */
500 /*****************************************************************/
503 static void dri_get_drawable(__DRIdrawable
*pdp
);
504 static void dri_put_drawable(__DRIdrawable
*pdp
);
507 * This function takes both a read buffer and a draw buffer. This is needed
508 * for \c glXMakeCurrentReadSGI or GLX 1.3's \c glXMakeContextCurrent
511 static int driBindContext(__DRIcontext
*pcp
,
516 ** Assume error checking is done properly in glXMakeCurrent before
517 ** calling driUnbindContext.
523 /* Bind the drawable to the context */
524 pcp
->driDrawablePriv
= pdp
;
525 pcp
->driReadablePriv
= prp
;
527 pdp
->driContextPriv
= pcp
;
528 dri_get_drawable(pdp
);
530 if (prp
&& pdp
!= prp
) {
531 dri_get_drawable(prp
);
534 return pcp
->driScreenPriv
->driver
->MakeCurrent(pcp
, pdp
, prp
);
540 * \param scrn the screen.
543 * \return \c GL_TRUE on success, or \c GL_FALSE on failure.
546 * This function calls __DriverAPIRec::UnbindContext, and then decrements
547 * __DRIdrawableRec::refcount which must be non-zero for a successful
550 * While casting the opaque private pointers associated with the parameters
551 * into their respective real types it also assures they are not \c NULL.
553 static int driUnbindContext(__DRIcontext
*pcp
)
559 ** Assume error checking is done properly in glXMakeCurrent before
560 ** calling driUnbindContext.
566 pdp
= pcp
->driDrawablePriv
;
567 prp
= pcp
->driReadablePriv
;
569 /* already unbound */
573 pcp
->driScreenPriv
->driver
->UnbindContext(pcp
);
576 if (pdp
->refcount
== 0) {
581 dri_put_drawable(pdp
);
584 if (prp
->refcount
== 0) {
589 dri_put_drawable(prp
);
592 pcp
->driDrawablePriv
= NULL
;
593 pcp
->driReadablePriv
= NULL
;
601 static void dri_get_drawable(__DRIdrawable
*pdp
)
606 static void dri_put_drawable(__DRIdrawable
*pdp
)
613 pdp
->driScreenPriv
->driver
->DestroyBuffer(pdp
);
618 static __DRIdrawable
*
619 driCreateNewDrawable(__DRIscreen
*screen
,
620 const __DRIconfig
*config
,
623 __DRIdrawable
*pdraw
;
625 pdraw
= malloc(sizeof *pdraw
);
629 pdraw
->loaderPrivate
= data
;
631 pdraw
->driScreenPriv
= screen
;
632 pdraw
->driContextPriv
= NULL
;
634 pdraw
->lastStamp
= 0;
638 dri_get_drawable(pdraw
);
640 if (!screen
->driver
->CreateBuffer(screen
, pdraw
, &config
->modes
,
646 pdraw
->dri2
.stamp
= pdraw
->lastStamp
+ 1;
652 driDestroyDrawable(__DRIdrawable
*pdp
)
654 dri_put_drawable(pdp
);
658 dri2AllocateBuffer(__DRIscreen
*screen
,
659 unsigned int attachment
, unsigned int format
,
660 int width
, int height
)
662 return screen
->driver
->AllocateBuffer(screen
, attachment
, format
,
667 dri2ReleaseBuffer(__DRIscreen
*screen
, __DRIbuffer
*buffer
)
669 screen
->driver
->ReleaseBuffer(screen
, buffer
);
674 dri2ConfigQueryb(__DRIscreen
*screen
, const char *var
, GLboolean
*val
)
676 if (!driCheckOption(&screen
->optionCache
, var
, DRI_BOOL
))
679 *val
= driQueryOptionb(&screen
->optionCache
, var
);
685 dri2ConfigQueryi(__DRIscreen
*screen
, const char *var
, GLint
*val
)
687 if (!driCheckOption(&screen
->optionCache
, var
, DRI_INT
) &&
688 !driCheckOption(&screen
->optionCache
, var
, DRI_ENUM
))
691 *val
= driQueryOptioni(&screen
->optionCache
, var
);
697 dri2ConfigQueryf(__DRIscreen
*screen
, const char *var
, GLfloat
*val
)
699 if (!driCheckOption(&screen
->optionCache
, var
, DRI_FLOAT
))
702 *val
= driQueryOptionf(&screen
->optionCache
, var
);
708 driGetAPIMask(__DRIscreen
*screen
)
710 return screen
->api_mask
;
714 * swrast swapbuffers entrypoint.
716 * DRI2 implements this inside the loader with only flushes handled by the
720 driSwapBuffers(__DRIdrawable
*pdp
)
722 assert(pdp
->driScreenPriv
->swrast_loader
);
724 pdp
->driScreenPriv
->driver
->SwapBuffers(pdp
);
727 /** Core interface */
728 const __DRIcoreExtension driCoreExtension
= {
729 .base
= { __DRI_CORE
, __DRI_CORE_VERSION
},
731 .createNewScreen
= NULL
,
732 .destroyScreen
= driDestroyScreen
,
733 .getExtensions
= driGetExtensions
,
734 .getConfigAttrib
= driGetConfigAttrib
,
735 .indexConfigAttrib
= driIndexConfigAttrib
,
736 .createNewDrawable
= NULL
,
737 .destroyDrawable
= driDestroyDrawable
,
738 .swapBuffers
= driSwapBuffers
, /* swrast */
739 .createNewContext
= driCreateNewContext
, /* swrast */
740 .copyContext
= driCopyContext
,
741 .destroyContext
= driDestroyContext
,
742 .bindContext
= driBindContext
,
743 .unbindContext
= driUnbindContext
746 /** DRI2 interface */
747 const __DRIdri2Extension driDRI2Extension
= {
748 .base
= { __DRI_DRI2
, 4 },
750 .createNewScreen
= dri2CreateNewScreen
,
751 .createNewDrawable
= driCreateNewDrawable
,
752 .createNewContext
= driCreateNewContext
,
753 .getAPIMask
= driGetAPIMask
,
754 .createNewContextForAPI
= driCreateNewContextForAPI
,
755 .allocateBuffer
= dri2AllocateBuffer
,
756 .releaseBuffer
= dri2ReleaseBuffer
,
757 .createContextAttribs
= driCreateContextAttribs
,
758 .createNewScreen2
= driCreateNewScreen2
,
761 const __DRIswrastExtension driSWRastExtension
= {
763 driSWRastCreateNewScreen
,
764 driCreateNewDrawable
,
765 driCreateNewContextForAPI
,
766 driCreateContextAttribs
,
767 driSWRastCreateNewScreen2
,
770 const __DRI2configQueryExtension dri2ConfigQueryExtension
= {
771 .base
= { __DRI2_CONFIG_QUERY
, __DRI2_CONFIG_QUERY_VERSION
},
773 .configQueryb
= dri2ConfigQueryb
,
774 .configQueryi
= dri2ConfigQueryi
,
775 .configQueryf
= dri2ConfigQueryf
,
779 dri2InvalidateDrawable(__DRIdrawable
*drawable
)
781 drawable
->dri2
.stamp
++;
785 * Check that the gl_framebuffer associated with dPriv is the right size.
786 * Resize the gl_framebuffer if needed.
787 * It's expected that the dPriv->driverPrivate member points to a
788 * gl_framebuffer object.
791 driUpdateFramebufferSize(struct gl_context
*ctx
, const __DRIdrawable
*dPriv
)
793 struct gl_framebuffer
*fb
= (struct gl_framebuffer
*) dPriv
->driverPrivate
;
794 if (fb
&& (dPriv
->w
!= fb
->Width
|| dPriv
->h
!= fb
->Height
)) {
795 ctx
->Driver
.ResizeBuffers(ctx
, fb
, dPriv
->w
, dPriv
->h
);
796 /* if the driver needs the hw lock for ResizeBuffers, the drawable
797 might have changed again by now */
798 assert(fb
->Width
== dPriv
->w
);
799 assert(fb
->Height
== dPriv
->h
);
804 driGLFormatToImageFormat(gl_format format
)
807 case MESA_FORMAT_RGB565
:
808 return __DRI_IMAGE_FORMAT_RGB565
;
809 case MESA_FORMAT_XRGB8888
:
810 return __DRI_IMAGE_FORMAT_XRGB8888
;
811 case MESA_FORMAT_ARGB2101010
:
812 return __DRI_IMAGE_FORMAT_ARGB2101010
;
813 case MESA_FORMAT_XRGB2101010_UNORM
:
814 return __DRI_IMAGE_FORMAT_XRGB2101010
;
815 case MESA_FORMAT_ARGB8888
:
816 return __DRI_IMAGE_FORMAT_ARGB8888
;
817 case MESA_FORMAT_RGBA8888_REV
:
818 return __DRI_IMAGE_FORMAT_ABGR8888
;
819 case MESA_FORMAT_RGBX8888_REV
:
820 return __DRI_IMAGE_FORMAT_XBGR8888
;
822 return __DRI_IMAGE_FORMAT_R8
;
823 case MESA_FORMAT_GR88
:
824 return __DRI_IMAGE_FORMAT_GR88
;
825 case MESA_FORMAT_NONE
:
826 return __DRI_IMAGE_FORMAT_NONE
;
827 case MESA_FORMAT_SARGB8
:
828 return __DRI_IMAGE_FORMAT_SARGB8
;
835 driImageFormatToGLFormat(uint32_t image_format
)
837 switch (image_format
) {
838 case __DRI_IMAGE_FORMAT_RGB565
:
839 return MESA_FORMAT_RGB565
;
840 case __DRI_IMAGE_FORMAT_XRGB8888
:
841 return MESA_FORMAT_XRGB8888
;
842 case __DRI_IMAGE_FORMAT_ARGB2101010
:
843 return MESA_FORMAT_ARGB2101010
;
844 case __DRI_IMAGE_FORMAT_XRGB2101010
:
845 return MESA_FORMAT_XRGB2101010_UNORM
;
846 case __DRI_IMAGE_FORMAT_ARGB8888
:
847 return MESA_FORMAT_ARGB8888
;
848 case __DRI_IMAGE_FORMAT_ABGR8888
:
849 return MESA_FORMAT_RGBA8888_REV
;
850 case __DRI_IMAGE_FORMAT_XBGR8888
:
851 return MESA_FORMAT_RGBX8888_REV
;
852 case __DRI_IMAGE_FORMAT_R8
:
853 return MESA_FORMAT_R8
;
854 case __DRI_IMAGE_FORMAT_GR88
:
855 return MESA_FORMAT_GR88
;
856 case __DRI_IMAGE_FORMAT_SARGB8
:
857 return MESA_FORMAT_SARGB8
;
858 case __DRI_IMAGE_FORMAT_NONE
:
859 return MESA_FORMAT_NONE
;
861 return MESA_FORMAT_NONE
;
865 /** Image driver interface */
866 const __DRIimageDriverExtension driImageDriverExtension
= {
867 .base
= { __DRI_IMAGE_DRIVER
, __DRI_IMAGE_DRIVER_VERSION
},
869 .createNewScreen2
= driCreateNewScreen2
,
870 .createNewDrawable
= driCreateNewDrawable
,
871 .createNewContext
= driCreateNewContext
,
872 .getAPIMask
= driGetAPIMask
,
873 .createContextAttribs
= driCreateContextAttribs
,