2 * Copyright © 2010 Intel Corporation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * 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,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Kristian Høgsberg <krh@bitplanet.net>
36 #ifdef HAVE_DRM_PLATFORM
38 #include <drm_fourcc.h>
41 #include <GL/internal/dri_interface.h>
42 #include <sys/types.h>
47 #ifdef HAVE_WAYLAND_PLATFORM
48 #include "wayland-drm.h"
51 const __DRIuseInvalidateExtension use_invalidate
= {
52 { __DRI_USE_INVALIDATE
, 1 }
55 EGLint dri2_to_egl_attribute_map
[] = {
57 EGL_BUFFER_SIZE
, /* __DRI_ATTRIB_BUFFER_SIZE */
58 EGL_LEVEL
, /* __DRI_ATTRIB_LEVEL */
59 EGL_RED_SIZE
, /* __DRI_ATTRIB_RED_SIZE */
60 EGL_GREEN_SIZE
, /* __DRI_ATTRIB_GREEN_SIZE */
61 EGL_BLUE_SIZE
, /* __DRI_ATTRIB_BLUE_SIZE */
62 EGL_LUMINANCE_SIZE
, /* __DRI_ATTRIB_LUMINANCE_SIZE */
63 EGL_ALPHA_SIZE
, /* __DRI_ATTRIB_ALPHA_SIZE */
64 0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
65 EGL_DEPTH_SIZE
, /* __DRI_ATTRIB_DEPTH_SIZE */
66 EGL_STENCIL_SIZE
, /* __DRI_ATTRIB_STENCIL_SIZE */
67 0, /* __DRI_ATTRIB_ACCUM_RED_SIZE */
68 0, /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
69 0, /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
70 0, /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
71 EGL_SAMPLE_BUFFERS
, /* __DRI_ATTRIB_SAMPLE_BUFFERS */
72 EGL_SAMPLES
, /* __DRI_ATTRIB_SAMPLES */
73 0, /* __DRI_ATTRIB_RENDER_TYPE, */
74 0, /* __DRI_ATTRIB_CONFIG_CAVEAT */
75 0, /* __DRI_ATTRIB_CONFORMANT */
76 0, /* __DRI_ATTRIB_DOUBLE_BUFFER */
77 0, /* __DRI_ATTRIB_STEREO */
78 0, /* __DRI_ATTRIB_AUX_BUFFERS */
79 0, /* __DRI_ATTRIB_TRANSPARENT_TYPE */
80 0, /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
81 0, /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
82 0, /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
83 0, /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
84 0, /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
85 0, /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */
86 0, /* __DRI_ATTRIB_RED_MASK */
87 0, /* __DRI_ATTRIB_GREEN_MASK */
88 0, /* __DRI_ATTRIB_BLUE_MASK */
89 0, /* __DRI_ATTRIB_ALPHA_MASK */
90 EGL_MAX_PBUFFER_WIDTH
, /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
91 EGL_MAX_PBUFFER_HEIGHT
, /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
92 EGL_MAX_PBUFFER_PIXELS
, /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
93 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
94 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
95 0, /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
96 0, /* __DRI_ATTRIB_SWAP_METHOD */
97 EGL_MAX_SWAP_INTERVAL
, /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
98 EGL_MIN_SWAP_INTERVAL
, /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
99 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
100 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
101 0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
102 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
103 EGL_Y_INVERTED_NOK
, /* __DRI_ATTRIB_YINVERTED */
104 0, /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */
108 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
110 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
113 if (!_eglMatchConfig(conf
, criteria
))
119 struct dri2_egl_config
*
120 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
121 EGLint surface_type
, const EGLint
*attr_list
,
122 const unsigned int *rgba_masks
)
124 struct dri2_egl_config
*conf
;
125 struct dri2_egl_display
*dri2_dpy
;
127 unsigned int attrib
, value
, double_buffer
;
128 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
129 unsigned int dri_masks
[4] = { 0, 0, 0, 0 };
130 _EGLConfig
*matching_config
;
131 EGLint num_configs
= 0;
135 dri2_dpy
= disp
->DriverData
;
136 _eglInitConfig(&base
, disp
, id
);
140 bind_to_texture_rgb
= 0;
141 bind_to_texture_rgba
= 0;
143 while (dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
++, &attrib
, &value
)) {
145 case __DRI_ATTRIB_RENDER_TYPE
:
146 if (value
& __DRI_ATTRIB_RGBA_BIT
)
147 value
= EGL_RGB_BUFFER
;
148 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
149 value
= EGL_LUMINANCE_BUFFER
;
152 _eglSetConfigKey(&base
, EGL_COLOR_BUFFER_TYPE
, value
);
155 case __DRI_ATTRIB_CONFIG_CAVEAT
:
156 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
157 value
= EGL_NON_CONFORMANT_CONFIG
;
158 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
159 value
= EGL_SLOW_CONFIG
;
162 _eglSetConfigKey(&base
, EGL_CONFIG_CAVEAT
, value
);
165 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
166 bind_to_texture_rgb
= value
;
169 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
170 bind_to_texture_rgba
= value
;
173 case __DRI_ATTRIB_DOUBLE_BUFFER
:
174 double_buffer
= value
;
177 case __DRI_ATTRIB_RED_MASK
:
178 dri_masks
[0] = value
;
181 case __DRI_ATTRIB_GREEN_MASK
:
182 dri_masks
[1] = value
;
185 case __DRI_ATTRIB_BLUE_MASK
:
186 dri_masks
[2] = value
;
189 case __DRI_ATTRIB_ALPHA_MASK
:
190 dri_masks
[3] = value
;
194 key
= dri2_to_egl_attribute_map
[attrib
];
196 _eglSetConfigKey(&base
, key
, value
);
202 for (i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
203 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
205 if (rgba_masks
&& memcmp(rgba_masks
, dri_masks
, sizeof(dri_masks
)))
208 base
.NativeRenderable
= EGL_TRUE
;
210 base
.SurfaceType
= surface_type
;
211 if (surface_type
& (EGL_PBUFFER_BIT
|
212 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
213 base
.BindToTextureRGB
= bind_to_texture_rgb
;
214 if (base
.AlphaSize
> 0)
215 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
218 base
.RenderableType
= disp
->ClientAPIs
;
219 base
.Conformant
= disp
->ClientAPIs
;
221 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
222 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
224 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
225 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
229 config_id
= base
.ConfigID
;
230 base
.ConfigID
= EGL_DONT_CARE
;
231 base
.SurfaceType
= EGL_DONT_CARE
;
232 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
233 (_EGLArrayForEach
) dri2_match_config
, &base
);
235 if (num_configs
== 1) {
236 conf
= (struct dri2_egl_config
*) matching_config
;
238 if (double_buffer
&& !conf
->dri_double_config
)
239 conf
->dri_double_config
= dri_config
;
240 else if (!double_buffer
&& !conf
->dri_single_config
)
241 conf
->dri_single_config
= dri_config
;
243 /* a similar config type is already added (unlikely) => discard */
246 else if (num_configs
== 0) {
247 conf
= malloc(sizeof *conf
);
251 memcpy(&conf
->base
, &base
, sizeof base
);
253 conf
->dri_double_config
= dri_config
;
254 conf
->dri_single_config
= NULL
;
256 conf
->dri_single_config
= dri_config
;
257 conf
->dri_double_config
= NULL
;
259 conf
->base
.SurfaceType
= 0;
260 conf
->base
.ConfigID
= config_id
;
262 _eglLinkConfig(&conf
->base
);
270 surface_type
&= ~EGL_PIXMAP_BIT
;
273 conf
->base
.SurfaceType
|= surface_type
;
279 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
281 _EGLDisplay
*disp
= data
;
282 struct dri2_egl_image
*dri2_img
;
287 img
= _eglLookupImage(image
, disp
);
289 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
293 dri2_img
= dri2_egl_image(image
);
295 return dri2_img
->dri_image
;
298 const __DRIimageLookupExtension image_lookup_extension
= {
299 { __DRI_IMAGE_LOOKUP
, 1 },
300 dri2_lookup_egl_image
303 static const char dri_driver_path
[] = DEFAULT_DRIVER_DIR
;
305 struct dri2_extension_match
{
311 static struct dri2_extension_match dri2_driver_extensions
[] = {
312 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
313 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
317 static struct dri2_extension_match dri2_core_extensions
[] = {
318 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
319 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
320 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
324 static struct dri2_extension_match swrast_driver_extensions
[] = {
325 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
326 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
330 static struct dri2_extension_match swrast_core_extensions
[] = {
331 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
336 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
337 struct dri2_extension_match
*matches
,
338 const __DRIextension
**extensions
)
340 int i
, j
, ret
= EGL_TRUE
;
343 for (i
= 0; extensions
[i
]; i
++) {
344 _eglLog(_EGL_DEBUG
, "DRI2: found extension `%s'", extensions
[i
]->name
);
345 for (j
= 0; matches
[j
].name
; j
++) {
346 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
347 extensions
[i
]->version
>= matches
[j
].version
) {
348 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
349 *(const __DRIextension
**) field
= extensions
[i
];
350 _eglLog(_EGL_INFO
, "DRI2: found extension %s version %d",
351 extensions
[i
]->name
, extensions
[i
]->version
);
356 for (j
= 0; matches
[j
].name
; j
++) {
357 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
358 if (*(const __DRIextension
**) field
== NULL
) {
359 _eglLog(_EGL_FATAL
, "DRI2: did not find extension %s version %d",
360 matches
[j
].name
, matches
[j
].version
);
368 static const __DRIextension
**
369 dri2_open_driver(_EGLDisplay
*disp
)
371 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
372 const __DRIextension
**extensions
= NULL
;
373 char path
[PATH_MAX
], *search_paths
, *p
, *next
, *end
;
374 char *get_extensions_name
;
375 const __DRIextension
**(*get_extensions
)(void);
378 if (geteuid() == getuid()) {
379 /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
380 search_paths
= getenv("LIBGL_DRIVERS_PATH");
382 if (search_paths
== NULL
)
383 search_paths
= DEFAULT_DRIVER_DIR
;
385 dri2_dpy
->driver
= NULL
;
386 end
= search_paths
+ strlen(search_paths
);
387 for (p
= search_paths
; p
< end
&& dri2_dpy
->driver
== NULL
; p
= next
+ 1) {
389 next
= strchr(p
, ':');
395 snprintf(path
, sizeof path
,
396 "%.*s/tls/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
397 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
399 if (dri2_dpy
->driver
== NULL
) {
400 snprintf(path
, sizeof path
,
401 "%.*s/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
402 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
403 if (dri2_dpy
->driver
== NULL
)
404 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
406 /* not need continue to loop all paths once the driver is found */
407 if (dri2_dpy
->driver
!= NULL
)
411 if (dri2_dpy
->driver
== NULL
) {
412 _eglLog(_EGL_WARNING
,
413 "DRI2: failed to open %s (search paths %s)",
414 dri2_dpy
->driver_name
, search_paths
);
418 _eglLog(_EGL_DEBUG
, "DRI2: dlopen(%s)", path
);
420 if (asprintf(&get_extensions_name
, "%s_%s",
421 __DRI_DRIVER_GET_EXTENSIONS
, dri2_dpy
->driver_name
) != -1) {
422 get_extensions
= dlsym(dri2_dpy
->driver
, get_extensions_name
);
423 if (get_extensions
) {
424 extensions
= get_extensions();
426 _eglLog(_EGL_DEBUG
, "driver does not expose %s(): %s\n",
427 get_extensions_name
, dlerror());
429 free(get_extensions_name
);
433 extensions
= dlsym(dri2_dpy
->driver
, __DRI_DRIVER_EXTENSIONS
);
434 if (extensions
== NULL
) {
435 _eglLog(_EGL_WARNING
,
436 "DRI2: driver exports no extensions (%s)", dlerror());
437 dlclose(dri2_dpy
->driver
);
444 dri2_load_driver(_EGLDisplay
*disp
)
446 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
447 const __DRIextension
**extensions
;
449 extensions
= dri2_open_driver(disp
);
453 if (!dri2_bind_extensions(dri2_dpy
, dri2_driver_extensions
, extensions
)) {
454 dlclose(dri2_dpy
->driver
);
457 dri2_dpy
->driver_extensions
= extensions
;
463 dri2_load_driver_swrast(_EGLDisplay
*disp
)
465 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
466 const __DRIextension
**extensions
;
468 dri2_dpy
->driver_name
= "swrast";
469 extensions
= dri2_open_driver(disp
);
474 if (!dri2_bind_extensions(dri2_dpy
, swrast_driver_extensions
, extensions
)) {
475 dlclose(dri2_dpy
->driver
);
478 dri2_dpy
->driver_extensions
= extensions
;
484 dri2_setup_screen(_EGLDisplay
*disp
)
486 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
487 unsigned int api_mask
;
489 if (dri2_dpy
->dri2
) {
490 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
492 assert(dri2_dpy
->swrast
);
493 api_mask
= 1 << __DRI_API_OPENGL
|
494 1 << __DRI_API_GLES
|
495 1 << __DRI_API_GLES2
|
496 1 << __DRI_API_GLES3
;
499 disp
->ClientAPIs
= 0;
500 if (api_mask
& (1 <<__DRI_API_OPENGL
))
501 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
502 if (api_mask
& (1 <<__DRI_API_GLES
))
503 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
504 if (api_mask
& (1 << __DRI_API_GLES2
))
505 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
506 if (api_mask
& (1 << __DRI_API_GLES3
))
507 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
509 assert(dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
510 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
511 disp
->Extensions
.MESA_configless_context
= EGL_TRUE
;
513 if (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) {
514 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
516 if (dri2_dpy
->robustness
)
517 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
520 if (dri2_dpy
->image
) {
521 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
522 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
523 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
524 if (dri2_dpy
->image
->base
.version
>= 5 &&
525 dri2_dpy
->image
->createImageFromTexture
) {
526 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
527 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
529 #ifdef HAVE_DRM_PLATFORM
530 if (dri2_dpy
->image
->base
.version
>= 8 &&
531 dri2_dpy
->image
->createImageFromDmaBufs
) {
532 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
539 dri2_create_screen(_EGLDisplay
*disp
)
541 const __DRIextension
**extensions
;
542 struct dri2_egl_display
*dri2_dpy
;
544 dri2_dpy
= disp
->DriverData
;
546 if (dri2_dpy
->dri2
) {
547 if (dri2_dpy
->dri2
->base
.version
>= 4) {
548 dri2_dpy
->dri_screen
=
549 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
550 dri2_dpy
->extensions
,
551 dri2_dpy
->driver_extensions
,
552 &dri2_dpy
->driver_configs
, disp
);
554 dri2_dpy
->dri_screen
=
555 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
556 dri2_dpy
->extensions
,
557 &dri2_dpy
->driver_configs
, disp
);
560 assert(dri2_dpy
->swrast
);
561 if (dri2_dpy
->swrast
->base
.version
>= 4) {
562 dri2_dpy
->dri_screen
=
563 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->extensions
,
564 dri2_dpy
->driver_extensions
,
565 &dri2_dpy
->driver_configs
, disp
);
567 dri2_dpy
->dri_screen
=
568 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->extensions
,
569 &dri2_dpy
->driver_configs
, disp
);
573 if (dri2_dpy
->dri_screen
== NULL
) {
574 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
578 dri2_dpy
->own_dri_screen
= 1;
580 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
582 if (dri2_dpy
->dri2
) {
585 if (!dri2_bind_extensions(dri2_dpy
, dri2_core_extensions
, extensions
))
586 goto cleanup_dri_screen
;
588 for (i
= 0; extensions
[i
]; i
++) {
589 if (strcmp(extensions
[i
]->name
, __DRI2_ROBUSTNESS
) == 0) {
590 dri2_dpy
->robustness
= (__DRIrobustnessExtension
*) extensions
[i
];
592 if (strcmp(extensions
[i
]->name
, __DRI2_CONFIG_QUERY
) == 0) {
593 dri2_dpy
->config
= (__DRI2configQueryExtension
*) extensions
[i
];
597 assert(dri2_dpy
->swrast
);
598 if (!dri2_bind_extensions(dri2_dpy
, swrast_core_extensions
, extensions
))
599 goto cleanup_dri_screen
;
602 dri2_setup_screen(disp
);
607 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
613 * Called via eglInitialize(), GLX_drv->API.Initialize().
616 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
618 /* not until swrast_dri is supported */
619 if (disp
->Options
.UseFallback
)
622 switch (disp
->Platform
) {
623 #ifdef HAVE_X11_PLATFORM
624 case _EGL_PLATFORM_X11
:
625 if (disp
->Options
.TestOnly
)
627 return dri2_initialize_x11(drv
, disp
);
631 #ifdef HAVE_DRM_PLATFORM
632 case _EGL_PLATFORM_DRM
:
633 if (disp
->Options
.TestOnly
)
635 return dri2_initialize_drm(drv
, disp
);
637 #ifdef HAVE_WAYLAND_PLATFORM
638 case _EGL_PLATFORM_WAYLAND
:
639 if (disp
->Options
.TestOnly
)
641 return dri2_initialize_wayland(drv
, disp
);
644 #ifdef HAVE_ANDROID_PLATFORM
645 case _EGL_PLATFORM_ANDROID
:
646 if (disp
->Options
.TestOnly
)
648 return dri2_initialize_android(drv
, disp
);
657 * Called via eglTerminate(), drv->API.Terminate().
660 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
662 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
664 _eglReleaseDisplayResources(drv
, disp
);
665 _eglCleanupDisplay(disp
);
667 if (dri2_dpy
->own_dri_screen
)
668 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
671 if (dri2_dpy
->driver
)
672 dlclose(dri2_dpy
->driver
);
673 free(dri2_dpy
->device_name
);
675 if (disp
->PlatformDisplay
== NULL
) {
676 switch (disp
->Platform
) {
677 #ifdef HAVE_X11_PLATFORM
678 case _EGL_PLATFORM_X11
:
679 xcb_disconnect(dri2_dpy
->conn
);
682 #ifdef HAVE_DRM_PLATFORM
683 case _EGL_PLATFORM_DRM
:
684 if (dri2_dpy
->own_device
) {
685 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
.base
);
695 disp
->DriverData
= NULL
;
701 * Set the error code after a call to
702 * dri2_egl_display::dri2::createContextAttribs.
705 dri2_create_context_attribs_error(int dri_error
)
710 case __DRI_CTX_ERROR_SUCCESS
:
713 case __DRI_CTX_ERROR_NO_MEMORY
:
714 egl_error
= EGL_BAD_ALLOC
;
717 /* From the EGL_KHR_create_context spec, section "Errors":
719 * * If <config> does not support a client API context compatible
720 * with the requested API major and minor version, [...] context flags,
721 * and context reset notification behavior (for client API types where
722 * these attributes are supported), then an EGL_BAD_MATCH error is
725 * * If an OpenGL ES context is requested and the values for
726 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
727 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
728 * is not defined, than an EGL_BAD_MATCH error is generated.
730 * * If an OpenGL context is requested, the requested version is
731 * greater than 3.2, and the value for attribute
732 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
733 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
734 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
735 * one of these bits set; or if the implementation does not support
736 * the requested profile, then an EGL_BAD_MATCH error is generated.
738 case __DRI_CTX_ERROR_BAD_API
:
739 case __DRI_CTX_ERROR_BAD_VERSION
:
740 case __DRI_CTX_ERROR_BAD_FLAG
:
741 egl_error
= EGL_BAD_MATCH
;
744 /* From the EGL_KHR_create_context spec, section "Errors":
746 * * If an attribute name or attribute value in <attrib_list> is not
747 * recognized (including unrecognized bits in bitmask attributes),
748 * then an EGL_BAD_ATTRIBUTE error is generated."
750 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
751 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
752 egl_error
= EGL_BAD_ATTRIBUTE
;
757 egl_error
= EGL_BAD_MATCH
;
761 _eglError(egl_error
, "dri2_create_context");
765 * Called via eglCreateContext(), drv->API.CreateContext().
768 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
769 _EGLContext
*share_list
, const EGLint
*attrib_list
)
771 struct dri2_egl_context
*dri2_ctx
;
772 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
773 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
774 __DRIcontext
*shared
=
775 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
776 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
777 const __DRIconfig
*dri_config
;
782 dri2_ctx
= malloc(sizeof *dri2_ctx
);
784 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
788 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
791 switch (dri2_ctx
->base
.ClientAPI
) {
792 case EGL_OPENGL_ES_API
:
793 switch (dri2_ctx
->base
.ClientMajorVersion
) {
795 api
= __DRI_API_GLES
;
798 api
= __DRI_API_GLES2
;
801 api
= __DRI_API_GLES3
;
804 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
809 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
810 || (dri2_ctx
->base
.ClientMajorVersion
== 3
811 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
812 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
813 api
= __DRI_API_OPENGL_CORE
;
815 api
= __DRI_API_OPENGL
;
818 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
824 /* The config chosen here isn't necessarily
825 * used for surfaces later.
826 * A pixmap surface will use the single config.
827 * This opportunity depends on disabling the
828 * doubleBufferMode check in
829 * src/mesa/main/context.c:check_compatible()
831 if (dri2_config
->dri_double_config
)
832 dri_config
= dri2_config
->dri_double_config
;
834 dri_config
= dri2_config
->dri_single_config
;
836 /* EGL_WINDOW_BIT is set only when there is a dri_double_config. This
837 * makes sure the back buffer will always be used.
839 if (conf
->SurfaceType
& EGL_WINDOW_BIT
)
840 dri2_ctx
->base
.WindowRenderBuffer
= EGL_BACK_BUFFER
;
845 if (dri2_dpy
->dri2
) {
846 if (dri2_dpy
->dri2
->base
.version
>= 3) {
848 unsigned num_attribs
= 0;
849 uint32_t ctx_attribs
[8];
851 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
852 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.ClientMajorVersion
;
853 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
854 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.ClientMinorVersion
;
856 if (dri2_ctx
->base
.Flags
!= 0) {
857 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
858 * extension, don't even try to send it the robust-access flag.
859 * It may explode. Instead, generate the required EGL error here.
861 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
862 && !dri2_dpy
->robustness
) {
863 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
867 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_FLAGS
;
868 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.Flags
;
871 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
872 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
873 * extension, don't even try to send it a reset strategy. It may
874 * explode. Instead, generate the required EGL error here.
876 if (!dri2_dpy
->robustness
) {
877 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
881 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
882 ctx_attribs
[num_attribs
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
885 assert(num_attribs
<= ARRAY_SIZE(ctx_attribs
));
887 dri2_ctx
->dri_context
=
888 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
896 dri2_create_context_attribs_error(error
);
898 dri2_ctx
->dri_context
=
899 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
906 assert(dri2_dpy
->swrast
);
907 dri2_ctx
->dri_context
=
908 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
915 if (!dri2_ctx
->dri_context
)
918 return &dri2_ctx
->base
;
926 * Called via eglDestroyContext(), drv->API.DestroyContext().
929 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
931 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
932 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
934 if (_eglPutContext(ctx
)) {
935 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
943 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
946 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
947 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
949 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
950 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
951 struct dri2_egl_surface
*dri2_dsurf
= dri2_egl_surface(dsurf
);
952 struct dri2_egl_surface
*dri2_rsurf
= dri2_egl_surface(rsurf
);
953 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
954 _EGLContext
*old_ctx
;
955 _EGLSurface
*old_dsurf
, *old_rsurf
;
956 __DRIdrawable
*ddraw
, *rdraw
;
959 /* make new bindings */
960 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
))
963 /* flush before context switch */
964 if (old_ctx
&& dri2_drv
->glFlush
)
967 ddraw
= (dri2_dsurf
) ? dri2_dsurf
->dri_drawable
: NULL
;
968 rdraw
= (dri2_rsurf
) ? dri2_rsurf
->dri_drawable
: NULL
;
969 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
972 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
973 dri2_dpy
->core
->unbindContext(old_cctx
);
976 if ((cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
) ||
977 dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
979 drv
->API
.DestroySurface(drv
, disp
, old_dsurf
);
981 drv
->API
.DestroySurface(drv
, disp
, old_rsurf
);
983 drv
->API
.DestroyContext(drv
, disp
, old_ctx
);
987 /* undo the previous _eglBindContext */
988 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &dsurf
, &rsurf
);
989 assert(&dri2_ctx
->base
== ctx
&&
990 &dri2_dsurf
->base
== dsurf
&&
991 &dri2_rsurf
->base
== rsurf
);
993 _eglPutSurface(dsurf
);
994 _eglPutSurface(rsurf
);
997 _eglPutSurface(old_dsurf
);
998 _eglPutSurface(old_rsurf
);
999 _eglPutContext(old_ctx
);
1006 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1009 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1011 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1013 return dri2_drv
->get_proc_address(procname
);
1017 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1018 _EGLConfig
*conf
, EGLNativeWindowType window
,
1019 const EGLint
*attrib_list
)
1021 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1022 return dri2_dpy
->vtbl
->create_window_surface(drv
, dpy
, conf
, window
,
1027 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1028 _EGLConfig
*conf
, EGLNativePixmapType pixmap
,
1029 const EGLint
*attrib_list
)
1031 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1032 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, dpy
, conf
, pixmap
,
1037 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1038 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1040 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1041 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, dpy
, conf
, attrib_list
);
1045 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1047 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1048 return dri2_dpy
->vtbl
->destroy_surface(drv
, dpy
, surf
);
1052 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1055 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1056 return dri2_dpy
->vtbl
->swap_interval(drv
, dpy
, surf
, interval
);
1060 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1062 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1063 return dri2_dpy
->vtbl
->swap_buffers(drv
, dpy
, surf
);
1067 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1069 const EGLint
*rects
, EGLint n_rects
)
1071 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1072 return dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, dpy
, surf
,
1077 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1078 EGLNativePixmapType target
)
1080 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1081 return dri2_dpy
->vtbl
->copy_buffers(drv
, dpy
, surf
, target
);
1085 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1087 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1088 return dri2_dpy
->vtbl
->query_buffer_age(drv
, dpy
, surf
);
1092 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1094 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1095 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(ctx
->DrawSurface
);
1099 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
1100 * we need to copy fake to real here.*/
1102 if (dri2_dpy
->flush
!= NULL
)
1103 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
1109 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
1114 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
1115 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
1122 dri2_bind_tex_image(_EGLDriver
*drv
,
1123 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1125 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1126 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1127 struct dri2_egl_context
*dri2_ctx
;
1129 GLint format
, target
;
1131 ctx
= _eglGetCurrentContext();
1132 dri2_ctx
= dri2_egl_context(ctx
);
1134 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
1137 switch (dri2_surf
->base
.TextureFormat
) {
1138 case EGL_TEXTURE_RGB
:
1139 format
= __DRI_TEXTURE_FORMAT_RGB
;
1141 case EGL_TEXTURE_RGBA
:
1142 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1148 switch (dri2_surf
->base
.TextureTarget
) {
1149 case EGL_TEXTURE_2D
:
1150 target
= GL_TEXTURE_2D
;
1156 (*dri2_dpy
->tex_buffer
->setTexBuffer2
)(dri2_ctx
->dri_context
,
1158 dri2_surf
->dri_drawable
);
1164 dri2_release_tex_image(_EGLDriver
*drv
,
1165 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1167 #if __DRI_TEX_BUFFER_VERSION >= 3
1168 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1169 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1170 struct dri2_egl_context
*dri2_ctx
;
1174 ctx
= _eglGetCurrentContext();
1175 dri2_ctx
= dri2_egl_context(ctx
);
1177 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
1180 switch (dri2_surf
->base
.TextureTarget
) {
1181 case EGL_TEXTURE_2D
:
1182 target
= GL_TEXTURE_2D
;
1187 if (dri2_dpy
->tex_buffer
->releaseTexBuffer
!=NULL
)
1188 (*dri2_dpy
->tex_buffer
->releaseTexBuffer
)(dri2_ctx
->dri_context
,
1190 dri2_surf
->dri_drawable
);
1197 dri2_create_image(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
1199 struct dri2_egl_image
*dri2_img
;
1201 if (dri_image
== NULL
) {
1202 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1206 dri2_img
= malloc(sizeof *dri2_img
);
1208 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1212 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1217 dri2_img
->dri_image
= dri_image
;
1219 return &dri2_img
->base
;
1223 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1224 EGLClientBuffer buffer
,
1225 const EGLint
*attr_list
)
1227 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1228 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1229 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
1230 __DRIimage
*dri_image
;
1232 if (renderbuffer
== 0) {
1233 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1234 return EGL_NO_IMAGE_KHR
;
1238 dri2_dpy
->image
->createImageFromRenderbuffer(dri2_ctx
->dri_context
,
1239 renderbuffer
, NULL
);
1241 return dri2_create_image(disp
, dri_image
);
1244 #ifdef HAVE_DRM_PLATFORM
1246 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1247 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1249 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1250 EGLint format
, name
, pitch
, err
;
1251 _EGLImageAttribs attrs
;
1252 __DRIimage
*dri_image
;
1254 name
= (EGLint
) (uintptr_t) buffer
;
1256 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1257 if (err
!= EGL_SUCCESS
)
1260 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
1261 attrs
.DRMBufferStrideMESA
<= 0) {
1262 _eglError(EGL_BAD_PARAMETER
,
1263 "bad width, height or stride");
1267 switch (attrs
.DRMBufferFormatMESA
) {
1268 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1269 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1270 pitch
= attrs
.DRMBufferStrideMESA
;
1273 _eglError(EGL_BAD_PARAMETER
,
1274 "dri2_create_image_khr: unsupported pixmap depth");
1279 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1287 return dri2_create_image(disp
, dri_image
);
1291 #ifdef HAVE_WAYLAND_PLATFORM
1293 /* This structure describes how a wl_buffer maps to one or more
1294 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
1295 * offsets and strides of the planes in the buffer. This table maps a
1296 * wl_drm format code to a description of the planes in the buffer
1297 * that lets us create a __DRIimage for each of the planes. */
1299 static const struct wl_drm_components_descriptor
{
1300 uint32_t dri_components
;
1303 } wl_drm_components
[] = {
1304 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
1305 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
1306 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
1307 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
1308 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
1312 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1313 EGLClientBuffer _buffer
,
1314 const EGLint
*attr_list
)
1316 struct wl_drm_buffer
*buffer
;
1317 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1318 const struct wl_drm_components_descriptor
*f
;
1319 __DRIimage
*dri_image
;
1320 _EGLImageAttribs attrs
;
1324 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
1325 (struct wl_resource
*) _buffer
);
1329 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1330 plane
= attrs
.PlaneWL
;
1331 if (err
!= EGL_SUCCESS
) {
1332 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1336 f
= buffer
->driver_format
;
1337 if (plane
< 0 || plane
>= f
->nplanes
) {
1338 _eglError(EGL_BAD_PARAMETER
,
1339 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
1343 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
1345 if (dri_image
== NULL
) {
1346 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1350 return dri2_create_image(disp
, dri_image
);
1355 * Set the error code after a call to
1356 * dri2_egl_image::dri_image::createImageFromTexture.
1359 dri2_create_image_khr_texture_error(int dri_error
)
1363 switch (dri_error
) {
1364 case __DRI_IMAGE_ERROR_SUCCESS
:
1367 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
1368 egl_error
= EGL_BAD_ALLOC
;
1371 case __DRI_IMAGE_ERROR_BAD_MATCH
:
1372 egl_error
= EGL_BAD_MATCH
;
1375 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
1376 egl_error
= EGL_BAD_PARAMETER
;
1381 egl_error
= EGL_BAD_MATCH
;
1385 _eglError(egl_error
, "dri2_create_image_khr_texture");
1389 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1391 EGLClientBuffer buffer
,
1392 const EGLint
*attr_list
)
1394 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1395 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1396 struct dri2_egl_image
*dri2_img
;
1397 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
1398 _EGLImageAttribs attrs
;
1404 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1405 return EGL_NO_IMAGE_KHR
;
1408 if (_eglParseImageAttribList(&attrs
, disp
, attr_list
) != EGL_SUCCESS
)
1409 return EGL_NO_IMAGE_KHR
;
1412 case EGL_GL_TEXTURE_2D_KHR
:
1414 gl_target
= GL_TEXTURE_2D
;
1416 case EGL_GL_TEXTURE_3D_KHR
:
1417 depth
= attrs
.GLTextureZOffset
;
1418 gl_target
= GL_TEXTURE_3D
;
1420 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1421 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1422 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1423 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1424 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1425 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1426 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
1427 gl_target
= GL_TEXTURE_CUBE_MAP
;
1430 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1431 return EGL_NO_IMAGE_KHR
;
1434 dri2_img
= malloc(sizeof *dri2_img
);
1436 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1437 return EGL_NO_IMAGE_KHR
;
1440 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1441 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1443 return EGL_NO_IMAGE_KHR
;
1446 dri2_img
->dri_image
=
1447 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
1451 attrs
.GLTextureLevel
,
1454 dri2_create_image_khr_texture_error(error
);
1456 if (!dri2_img
->dri_image
) {
1458 return EGL_NO_IMAGE_KHR
;
1460 return &dri2_img
->base
;
1463 #ifdef HAVE_DRM_PLATFORM
1465 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
1472 * "Required attributes and their values are as follows:
1474 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
1476 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
1477 * by drm_fourcc.h and used as the pixel_format parameter of the
1478 * drm_mode_fb_cmd2 ioctl."
1482 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1483 * incomplete, EGL_BAD_PARAMETER is generated."
1485 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
1486 !attrs
->DMABufFourCC
.IsPresent
) {
1487 _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
1494 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
1495 * specified for a plane's pitch or offset isn't supported by EGL,
1496 * EGL_BAD_ACCESS is generated."
1498 for (i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
1499 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
1500 attrs
->DMABufPlanePitches
[i
].Value
<= 0) {
1501 _eglError(EGL_BAD_ACCESS
, "invalid pitch");
1509 /* Returns the total number of file descriptors. Zero indicates an error. */
1511 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
1513 unsigned i
, plane_n
;
1515 switch (attrs
->DMABufFourCC
.Value
) {
1516 case DRM_FORMAT_RGB332
:
1517 case DRM_FORMAT_BGR233
:
1518 case DRM_FORMAT_XRGB4444
:
1519 case DRM_FORMAT_XBGR4444
:
1520 case DRM_FORMAT_RGBX4444
:
1521 case DRM_FORMAT_BGRX4444
:
1522 case DRM_FORMAT_ARGB4444
:
1523 case DRM_FORMAT_ABGR4444
:
1524 case DRM_FORMAT_RGBA4444
:
1525 case DRM_FORMAT_BGRA4444
:
1526 case DRM_FORMAT_XRGB1555
:
1527 case DRM_FORMAT_XBGR1555
:
1528 case DRM_FORMAT_RGBX5551
:
1529 case DRM_FORMAT_BGRX5551
:
1530 case DRM_FORMAT_ARGB1555
:
1531 case DRM_FORMAT_ABGR1555
:
1532 case DRM_FORMAT_RGBA5551
:
1533 case DRM_FORMAT_BGRA5551
:
1534 case DRM_FORMAT_RGB565
:
1535 case DRM_FORMAT_BGR565
:
1536 case DRM_FORMAT_RGB888
:
1537 case DRM_FORMAT_BGR888
:
1538 case DRM_FORMAT_XRGB8888
:
1539 case DRM_FORMAT_XBGR8888
:
1540 case DRM_FORMAT_RGBX8888
:
1541 case DRM_FORMAT_BGRX8888
:
1542 case DRM_FORMAT_ARGB8888
:
1543 case DRM_FORMAT_ABGR8888
:
1544 case DRM_FORMAT_RGBA8888
:
1545 case DRM_FORMAT_BGRA8888
:
1546 case DRM_FORMAT_XRGB2101010
:
1547 case DRM_FORMAT_XBGR2101010
:
1548 case DRM_FORMAT_RGBX1010102
:
1549 case DRM_FORMAT_BGRX1010102
:
1550 case DRM_FORMAT_ARGB2101010
:
1551 case DRM_FORMAT_ABGR2101010
:
1552 case DRM_FORMAT_RGBA1010102
:
1553 case DRM_FORMAT_BGRA1010102
:
1554 case DRM_FORMAT_YUYV
:
1555 case DRM_FORMAT_YVYU
:
1556 case DRM_FORMAT_UYVY
:
1557 case DRM_FORMAT_VYUY
:
1560 case DRM_FORMAT_NV12
:
1561 case DRM_FORMAT_NV21
:
1562 case DRM_FORMAT_NV16
:
1563 case DRM_FORMAT_NV61
:
1566 case DRM_FORMAT_YUV410
:
1567 case DRM_FORMAT_YVU410
:
1568 case DRM_FORMAT_YUV411
:
1569 case DRM_FORMAT_YVU411
:
1570 case DRM_FORMAT_YUV420
:
1571 case DRM_FORMAT_YVU420
:
1572 case DRM_FORMAT_YUV422
:
1573 case DRM_FORMAT_YVU422
:
1574 case DRM_FORMAT_YUV444
:
1575 case DRM_FORMAT_YVU444
:
1579 _eglError(EGL_BAD_ATTRIBUTE
, "invalid format");
1586 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1587 * incomplete, EGL_BAD_PARAMETER is generated."
1589 for (i
= 0; i
< plane_n
; ++i
) {
1590 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
1591 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
1592 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
1593 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
1599 * The spec also says:
1601 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
1602 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
1603 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
1604 * attributes are specified."
1606 for (i
= plane_n
; i
< 3; ++i
) {
1607 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
1608 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
1609 attrs
->DMABufPlanePitches
[i
].IsPresent
) {
1610 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
1621 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target,
1622 * the EGL takes ownership of the file descriptor and is responsible for
1623 * closing it, which it may do at any time while the EGLDisplay is
1627 dri2_take_dma_buf_ownership(const int *fds
, unsigned num_fds
)
1629 int already_closed
[num_fds
];
1630 unsigned num_closed
= 0;
1633 for (i
= 0; i
< num_fds
; ++i
) {
1635 * The same file descriptor can be referenced multiple times in case more
1636 * than one plane is found in the same buffer, just with a different
1639 for (j
= 0; j
< num_closed
; ++j
) {
1640 if (already_closed
[j
] == fds
[i
])
1644 if (j
== num_closed
) {
1646 already_closed
[num_closed
++] = fds
[i
];
1652 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1653 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1655 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1658 _EGLImageAttribs attrs
;
1659 __DRIimage
*dri_image
;
1670 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
1671 * error EGL_BAD_PARAMETER is generated."
1673 if (buffer
!= NULL
) {
1674 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
1678 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1679 if (err
!= EGL_SUCCESS
) {
1680 _eglError(err
, "bad attribute");
1684 if (!dri2_check_dma_buf_attribs(&attrs
))
1687 num_fds
= dri2_check_dma_buf_format(&attrs
);
1691 for (i
= 0; i
< num_fds
; ++i
) {
1692 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
1693 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
1694 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
1698 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
1699 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
1700 fds
, num_fds
, pitches
, offsets
,
1701 attrs
.DMABufYuvColorSpaceHint
.Value
,
1702 attrs
.DMABufSampleRangeHint
.Value
,
1703 attrs
.DMABufChromaHorizontalSiting
.Value
,
1704 attrs
.DMABufChromaVerticalSiting
.Value
,
1707 dri2_create_image_khr_texture_error(error
);
1710 return EGL_NO_IMAGE_KHR
;
1712 res
= dri2_create_image(disp
, dri_image
);
1714 dri2_take_dma_buf_ownership(fds
, num_fds
);
1721 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1722 _EGLContext
*ctx
, EGLenum target
,
1723 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1728 case EGL_GL_TEXTURE_2D_KHR
:
1729 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1730 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1731 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1732 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1733 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1734 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1735 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
1736 case EGL_GL_RENDERBUFFER_KHR
:
1737 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
1738 #ifdef HAVE_DRM_PLATFORM
1739 case EGL_DRM_BUFFER_MESA
:
1740 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
1742 #ifdef HAVE_WAYLAND_PLATFORM
1743 case EGL_WAYLAND_BUFFER_WL
:
1744 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
1746 #ifdef HAVE_DRM_PLATFORM
1747 case EGL_LINUX_DMA_BUF_EXT
:
1748 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
1751 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1752 return EGL_NO_IMAGE_KHR
;
1757 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
1759 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1760 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
1764 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
1770 #ifdef HAVE_DRM_PLATFORM
1772 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1773 const EGLint
*attr_list
)
1775 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1776 struct dri2_egl_image
*dri2_img
;
1777 _EGLImageAttribs attrs
;
1778 unsigned int dri_use
, valid_mask
;
1780 EGLint err
= EGL_SUCCESS
;
1784 dri2_img
= malloc(sizeof *dri2_img
);
1786 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1787 return EGL_NO_IMAGE_KHR
;
1791 err
= EGL_BAD_PARAMETER
;
1795 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1796 err
= EGL_BAD_PARAMETER
;
1800 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1801 if (err
!= EGL_SUCCESS
)
1804 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
1805 _eglLog(_EGL_WARNING
, "bad width or height (%dx%d)",
1806 attrs
.Width
, attrs
.Height
);
1810 switch (attrs
.DRMBufferFormatMESA
) {
1811 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1812 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1815 _eglLog(_EGL_WARNING
, "bad image format value 0x%04x",
1816 attrs
.DRMBufferFormatMESA
);
1821 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
1822 EGL_DRM_BUFFER_USE_SHARE_MESA
|
1823 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
1824 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
1825 _eglLog(_EGL_WARNING
, "bad image use bit 0x%04x",
1826 attrs
.DRMBufferUseMESA
& ~valid_mask
);
1831 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
1832 dri_use
|= __DRI_IMAGE_USE_SHARE
;
1833 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
1834 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
1835 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
1836 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
1838 dri2_img
->dri_image
=
1839 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
1840 attrs
.Width
, attrs
.Height
,
1841 format
, dri_use
, dri2_img
);
1842 if (dri2_img
->dri_image
== NULL
) {
1843 err
= EGL_BAD_ALLOC
;
1847 return &dri2_img
->base
;
1851 _eglError(err
, "dri2_create_drm_image_mesa");
1853 return EGL_NO_IMAGE_KHR
;
1857 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
1858 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
1860 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1861 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
1865 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1866 __DRI_IMAGE_ATTRIB_NAME
, name
)) {
1867 _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
1872 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1873 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
1876 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1877 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
1883 #ifdef HAVE_WAYLAND_PLATFORM
1886 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
1887 struct wl_drm_buffer
*buffer
)
1889 _EGLDisplay
*disp
= user_data
;
1890 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1892 int i
, dri_components
= 0;
1895 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
1904 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
1916 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
1918 buffer
->driver_format
= NULL
;
1919 for (i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
1920 if (wl_drm_components
[i
].dri_components
== dri_components
)
1921 buffer
->driver_format
= &wl_drm_components
[i
];
1923 if (buffer
->driver_format
== NULL
)
1924 dri2_dpy
->image
->destroyImage(img
);
1926 buffer
->driver_buffer
= img
;
1930 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
1932 _EGLDisplay
*disp
= user_data
;
1933 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1935 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
1938 static struct wayland_drm_callbacks wl_drm_callbacks
= {
1939 .authenticate
= NULL
,
1940 .reference_buffer
= dri2_wl_reference_buffer
,
1941 .release_buffer
= dri2_wl_release_buffer
1945 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1946 struct wl_display
*wl_dpy
)
1948 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1954 if (dri2_dpy
->wl_server_drm
)
1957 wl_drm_callbacks
.authenticate
=
1958 (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
;
1960 ret
= drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
);
1961 if (ret
== 0 && cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
1962 dri2_dpy
->image
->base
.version
>= 7 &&
1963 dri2_dpy
->image
->createImageFromFds
!= NULL
)
1964 flags
|= WAYLAND_DRM_PRIME
;
1966 dri2_dpy
->wl_server_drm
=
1967 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
1968 &wl_drm_callbacks
, disp
, flags
);
1970 if (!dri2_dpy
->wl_server_drm
)
1973 /* We have to share the wl_drm instance with gbm, so gbm can convert
1974 * wl_buffers to gbm bos. */
1975 if (dri2_dpy
->gbm_dri
)
1976 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
1982 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1983 struct wl_display
*wl_dpy
)
1985 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1989 if (!dri2_dpy
->wl_server_drm
)
1992 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
1993 dri2_dpy
->wl_server_drm
= NULL
;
1999 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2000 struct wl_resource
*buffer_resource
,
2001 EGLint attribute
, EGLint
*value
)
2003 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2004 struct wl_drm_buffer
*buffer
;
2005 const struct wl_drm_components_descriptor
*format
;
2007 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
2011 format
= buffer
->driver_format
;
2012 switch (attribute
) {
2013 case EGL_TEXTURE_FORMAT
:
2014 *value
= format
->components
;
2017 *value
= buffer
->width
;
2020 *value
= buffer
->height
;
2029 dri2_unload(_EGLDriver
*drv
)
2031 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2033 if (dri2_drv
->handle
)
2034 dlclose(dri2_drv
->handle
);
2039 dri2_load(_EGLDriver
*drv
)
2041 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2042 #ifdef HAVE_SHARED_GLAPI
2043 #ifdef HAVE_ANDROID_PLATFORM
2044 const char *libname
= "libglapi.so";
2046 const char *libname
= "libglapi.so.0";
2050 * Both libGL.so and libglapi.so are glapi providers. There is no way to
2051 * tell which one to load.
2053 const char *libname
= NULL
;
2057 /* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
2058 handle
= dlopen(libname
, RTLD_LAZY
| RTLD_GLOBAL
);
2060 dri2_drv
->get_proc_address
= (_EGLProc (*)(const char *))
2061 dlsym(handle
, "_glapi_get_proc_address");
2062 if (!dri2_drv
->get_proc_address
|| !libname
) {
2063 /* no need to keep a reference */
2069 /* if glapi is not available, loading DRI drivers will fail */
2070 if (!dri2_drv
->get_proc_address
) {
2071 _eglLog(_EGL_WARNING
, "DRI2: failed to find _glapi_get_proc_address");
2075 dri2_drv
->glFlush
= (void (*)(void))
2076 dri2_drv
->get_proc_address("glFlush");
2078 dri2_drv
->handle
= handle
;
2084 * This is the main entrypoint into the driver, called by libEGL.
2085 * Create a new _EGLDriver object and init its dispatch table.
2088 _eglBuiltInDriverDRI2(const char *args
)
2090 struct dri2_egl_driver
*dri2_drv
;
2094 dri2_drv
= calloc(1, sizeof *dri2_drv
);
2098 if (!dri2_load(&dri2_drv
->base
)) {
2103 _eglInitDriverFallbacks(&dri2_drv
->base
);
2104 dri2_drv
->base
.API
.Initialize
= dri2_initialize
;
2105 dri2_drv
->base
.API
.Terminate
= dri2_terminate
;
2106 dri2_drv
->base
.API
.CreateContext
= dri2_create_context
;
2107 dri2_drv
->base
.API
.DestroyContext
= dri2_destroy_context
;
2108 dri2_drv
->base
.API
.MakeCurrent
= dri2_make_current
;
2109 dri2_drv
->base
.API
.CreateWindowSurface
= dri2_create_window_surface
;
2110 dri2_drv
->base
.API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
2111 dri2_drv
->base
.API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
2112 dri2_drv
->base
.API
.DestroySurface
= dri2_destroy_surface
;
2113 dri2_drv
->base
.API
.GetProcAddress
= dri2_get_proc_address
;
2114 dri2_drv
->base
.API
.WaitClient
= dri2_wait_client
;
2115 dri2_drv
->base
.API
.WaitNative
= dri2_wait_native
;
2116 dri2_drv
->base
.API
.BindTexImage
= dri2_bind_tex_image
;
2117 dri2_drv
->base
.API
.ReleaseTexImage
= dri2_release_tex_image
;
2118 dri2_drv
->base
.API
.SwapInterval
= dri2_swap_interval
;
2119 dri2_drv
->base
.API
.SwapBuffers
= dri2_swap_buffers
;
2120 dri2_drv
->base
.API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
2121 dri2_drv
->base
.API
.CopyBuffers
= dri2_copy_buffers
,
2122 dri2_drv
->base
.API
.QueryBufferAge
= dri2_query_buffer_age
;
2123 dri2_drv
->base
.API
.CreateImageKHR
= dri2_create_image_khr
;
2124 dri2_drv
->base
.API
.DestroyImageKHR
= dri2_destroy_image_khr
;
2125 #ifdef HAVE_DRM_PLATFORM
2126 dri2_drv
->base
.API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
2127 dri2_drv
->base
.API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
2129 #ifdef HAVE_WAYLAND_PLATFORM
2130 dri2_drv
->base
.API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
2131 dri2_drv
->base
.API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
2132 dri2_drv
->base
.API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
2135 dri2_drv
->base
.Name
= "DRI2";
2136 dri2_drv
->base
.Unload
= dri2_unload
;
2138 return &dri2_drv
->base
;