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>
38 #include <GL/internal/dri_interface.h>
39 #include <sys/types.h>
44 const __DRIuseInvalidateExtension use_invalidate
= {
45 { __DRI_USE_INVALIDATE
, 1 }
48 EGLint dri2_to_egl_attribute_map
[] = {
50 EGL_BUFFER_SIZE
, /* __DRI_ATTRIB_BUFFER_SIZE */
51 EGL_LEVEL
, /* __DRI_ATTRIB_LEVEL */
52 EGL_RED_SIZE
, /* __DRI_ATTRIB_RED_SIZE */
53 EGL_GREEN_SIZE
, /* __DRI_ATTRIB_GREEN_SIZE */
54 EGL_BLUE_SIZE
, /* __DRI_ATTRIB_BLUE_SIZE */
55 EGL_LUMINANCE_SIZE
, /* __DRI_ATTRIB_LUMINANCE_SIZE */
56 EGL_ALPHA_SIZE
, /* __DRI_ATTRIB_ALPHA_SIZE */
57 0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
58 EGL_DEPTH_SIZE
, /* __DRI_ATTRIB_DEPTH_SIZE */
59 EGL_STENCIL_SIZE
, /* __DRI_ATTRIB_STENCIL_SIZE */
60 0, /* __DRI_ATTRIB_ACCUM_RED_SIZE */
61 0, /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
62 0, /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
63 0, /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
64 EGL_SAMPLE_BUFFERS
, /* __DRI_ATTRIB_SAMPLE_BUFFERS */
65 EGL_SAMPLES
, /* __DRI_ATTRIB_SAMPLES */
66 0, /* __DRI_ATTRIB_RENDER_TYPE, */
67 0, /* __DRI_ATTRIB_CONFIG_CAVEAT */
68 0, /* __DRI_ATTRIB_CONFORMANT */
69 0, /* __DRI_ATTRIB_DOUBLE_BUFFER */
70 0, /* __DRI_ATTRIB_STEREO */
71 0, /* __DRI_ATTRIB_AUX_BUFFERS */
72 0, /* __DRI_ATTRIB_TRANSPARENT_TYPE */
73 0, /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
74 0, /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
75 0, /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
76 0, /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
77 0, /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
78 0, /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */
79 0, /* __DRI_ATTRIB_RED_MASK */
80 0, /* __DRI_ATTRIB_GREEN_MASK */
81 0, /* __DRI_ATTRIB_BLUE_MASK */
82 0, /* __DRI_ATTRIB_ALPHA_MASK */
83 EGL_MAX_PBUFFER_WIDTH
, /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
84 EGL_MAX_PBUFFER_HEIGHT
, /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
85 EGL_MAX_PBUFFER_PIXELS
, /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
86 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
87 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
88 0, /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
89 0, /* __DRI_ATTRIB_SWAP_METHOD */
90 EGL_MAX_SWAP_INTERVAL
, /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
91 EGL_MIN_SWAP_INTERVAL
, /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
92 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
93 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
94 0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
95 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
96 EGL_Y_INVERTED_NOK
, /* __DRI_ATTRIB_YINVERTED */
97 0, /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */
101 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
103 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
106 if (!_eglMatchConfig(conf
, criteria
))
112 struct dri2_egl_config
*
113 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
114 int depth
, EGLint surface_type
, const EGLint
*attr_list
,
115 const unsigned int *rgba_masks
)
117 struct dri2_egl_config
*conf
;
118 struct dri2_egl_display
*dri2_dpy
;
120 unsigned int attrib
, value
, double_buffer
;
121 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
122 unsigned int dri_masks
[4] = { 0, 0, 0, 0 };
123 _EGLConfig
*matching_config
;
124 EGLint num_configs
= 0;
128 dri2_dpy
= disp
->DriverData
;
129 _eglInitConfig(&base
, disp
, id
);
133 bind_to_texture_rgb
= 0;
134 bind_to_texture_rgba
= 0;
136 while (dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
++, &attrib
, &value
)) {
138 case __DRI_ATTRIB_RENDER_TYPE
:
139 if (value
& __DRI_ATTRIB_RGBA_BIT
)
140 value
= EGL_RGB_BUFFER
;
141 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
142 value
= EGL_LUMINANCE_BUFFER
;
145 _eglSetConfigKey(&base
, EGL_COLOR_BUFFER_TYPE
, value
);
148 case __DRI_ATTRIB_CONFIG_CAVEAT
:
149 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
150 value
= EGL_NON_CONFORMANT_CONFIG
;
151 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
152 value
= EGL_SLOW_CONFIG
;
155 _eglSetConfigKey(&base
, EGL_CONFIG_CAVEAT
, value
);
158 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
159 bind_to_texture_rgb
= value
;
162 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
163 bind_to_texture_rgba
= value
;
166 case __DRI_ATTRIB_DOUBLE_BUFFER
:
167 double_buffer
= value
;
170 case __DRI_ATTRIB_RED_MASK
:
171 dri_masks
[0] = value
;
174 case __DRI_ATTRIB_GREEN_MASK
:
175 dri_masks
[1] = value
;
178 case __DRI_ATTRIB_BLUE_MASK
:
179 dri_masks
[2] = value
;
182 case __DRI_ATTRIB_ALPHA_MASK
:
183 dri_masks
[3] = value
;
187 key
= dri2_to_egl_attribute_map
[attrib
];
189 _eglSetConfigKey(&base
, key
, value
);
195 for (i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
196 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
198 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig. Otherwise
199 * it will only match a 32-bit RGBA visual. On a composited window manager
200 * on X11, this will make all of the EGLConfigs with destination alpha get
201 * blended by the compositor. This is probably not what the application
202 * wants... especially on drivers that only have 32-bit RGBA EGLConfigs!
204 if (depth
> 0 && depth
!= base
.BufferSize
205 && !(depth
== 24 && base
.BufferSize
== 32))
208 if (rgba_masks
&& memcmp(rgba_masks
, dri_masks
, sizeof(dri_masks
)))
211 base
.NativeRenderable
= EGL_TRUE
;
213 base
.SurfaceType
= surface_type
;
214 if (surface_type
& (EGL_PBUFFER_BIT
|
215 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
216 base
.BindToTextureRGB
= bind_to_texture_rgb
;
217 if (base
.AlphaSize
> 0)
218 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
221 base
.RenderableType
= disp
->ClientAPIs
;
222 base
.Conformant
= disp
->ClientAPIs
;
224 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
225 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
227 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
228 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
232 config_id
= base
.ConfigID
;
233 base
.ConfigID
= EGL_DONT_CARE
;
234 base
.SurfaceType
= EGL_DONT_CARE
;
235 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
236 (_EGLArrayForEach
) dri2_match_config
, &base
);
238 if (num_configs
== 1) {
239 conf
= (struct dri2_egl_config
*) matching_config
;
241 if (double_buffer
&& !conf
->dri_double_config
)
242 conf
->dri_double_config
= dri_config
;
243 else if (!double_buffer
&& !conf
->dri_single_config
)
244 conf
->dri_single_config
= dri_config
;
246 /* a similar config type is already added (unlikely) => discard */
249 else if (num_configs
== 0) {
250 conf
= malloc(sizeof *conf
);
254 memcpy(&conf
->base
, &base
, sizeof base
);
256 conf
->dri_double_config
= dri_config
;
257 conf
->dri_single_config
= NULL
;
259 conf
->dri_single_config
= dri_config
;
260 conf
->dri_double_config
= NULL
;
262 conf
->base
.SurfaceType
= 0;
263 conf
->base
.ConfigID
= config_id
;
265 _eglLinkConfig(&conf
->base
);
273 surface_type
&= ~EGL_PIXMAP_BIT
;
276 conf
->base
.SurfaceType
|= surface_type
;
282 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
284 _EGLDisplay
*disp
= data
;
285 struct dri2_egl_image
*dri2_img
;
290 img
= _eglLookupImage(image
, disp
);
292 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
296 dri2_img
= dri2_egl_image(image
);
298 return dri2_img
->dri_image
;
301 const __DRIimageLookupExtension image_lookup_extension
= {
302 { __DRI_IMAGE_LOOKUP
, 1 },
303 dri2_lookup_egl_image
306 static const char dri_driver_path
[] = DEFAULT_DRIVER_DIR
;
308 struct dri2_extension_match
{
314 static struct dri2_extension_match dri2_driver_extensions
[] = {
315 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
316 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
320 static struct dri2_extension_match dri2_core_extensions
[] = {
321 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
322 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
323 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
327 static struct dri2_extension_match swrast_driver_extensions
[] = {
328 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
329 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
333 static struct dri2_extension_match swrast_core_extensions
[] = {
334 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
339 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
340 struct dri2_extension_match
*matches
,
341 const __DRIextension
**extensions
)
343 int i
, j
, ret
= EGL_TRUE
;
346 for (i
= 0; extensions
[i
]; i
++) {
347 _eglLog(_EGL_DEBUG
, "DRI2: found extension `%s'", extensions
[i
]->name
);
348 for (j
= 0; matches
[j
].name
; j
++) {
349 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
350 extensions
[i
]->version
>= matches
[j
].version
) {
351 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
352 *(const __DRIextension
**) field
= extensions
[i
];
353 _eglLog(_EGL_INFO
, "DRI2: found extension %s version %d",
354 extensions
[i
]->name
, extensions
[i
]->version
);
359 for (j
= 0; matches
[j
].name
; j
++) {
360 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
361 if (*(const __DRIextension
**) field
== NULL
) {
362 _eglLog(_EGL_FATAL
, "DRI2: did not find extension %s version %d",
363 matches
[j
].name
, matches
[j
].version
);
371 static const __DRIextension
**
372 dri2_open_driver(_EGLDisplay
*disp
)
374 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
375 const __DRIextension
**extensions
;
376 char path
[PATH_MAX
], *search_paths
, *p
, *next
, *end
;
379 if (geteuid() == getuid()) {
380 /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
381 search_paths
= getenv("LIBGL_DRIVERS_PATH");
383 if (search_paths
== NULL
)
384 search_paths
= DEFAULT_DRIVER_DIR
;
386 dri2_dpy
->driver
= NULL
;
387 end
= search_paths
+ strlen(search_paths
);
388 for (p
= search_paths
; p
< end
&& dri2_dpy
->driver
== NULL
; p
= next
+ 1) {
390 next
= strchr(p
, ':');
396 snprintf(path
, sizeof path
,
397 "%.*s/tls/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
398 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
400 if (dri2_dpy
->driver
== NULL
) {
401 snprintf(path
, sizeof path
,
402 "%.*s/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
403 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
404 if (dri2_dpy
->driver
== NULL
)
405 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
409 if (dri2_dpy
->driver
== NULL
) {
410 _eglLog(_EGL_WARNING
,
411 "DRI2: failed to open %s (search paths %s)",
412 dri2_dpy
->driver_name
, search_paths
);
416 _eglLog(_EGL_DEBUG
, "DRI2: dlopen(%s)", path
);
417 extensions
= dlsym(dri2_dpy
->driver
, __DRI_DRIVER_EXTENSIONS
);
418 if (extensions
== NULL
) {
419 _eglLog(_EGL_WARNING
,
420 "DRI2: driver exports no extensions (%s)", dlerror());
421 dlclose(dri2_dpy
->driver
);
428 dri2_load_driver(_EGLDisplay
*disp
)
430 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
431 const __DRIextension
**extensions
;
433 extensions
= dri2_open_driver(disp
);
437 if (!dri2_bind_extensions(dri2_dpy
, dri2_driver_extensions
, extensions
)) {
438 dlclose(dri2_dpy
->driver
);
446 dri2_load_driver_swrast(_EGLDisplay
*disp
)
448 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
449 const __DRIextension
**extensions
;
451 dri2_dpy
->driver_name
= "swrast";
452 extensions
= dri2_open_driver(disp
);
457 if (!dri2_bind_extensions(dri2_dpy
, swrast_driver_extensions
, extensions
)) {
458 dlclose(dri2_dpy
->driver
);
466 dri2_setup_screen(_EGLDisplay
*disp
)
468 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
469 unsigned int api_mask
;
471 if (dri2_dpy
->dri2
) {
472 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
474 assert(dri2_dpy
->swrast
);
475 api_mask
= 1 << __DRI_API_OPENGL
|
476 1 << __DRI_API_GLES
|
477 1 << __DRI_API_GLES2
|
478 1 << __DRI_API_GLES3
;
481 disp
->ClientAPIs
= 0;
482 if (api_mask
& (1 <<__DRI_API_OPENGL
))
483 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
484 if (api_mask
& (1 <<__DRI_API_GLES
))
485 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
486 if (api_mask
& (1 << __DRI_API_GLES2
))
487 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
488 if (api_mask
& (1 << __DRI_API_GLES3
))
489 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
491 assert(dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
492 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
494 if (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) {
495 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
497 if (dri2_dpy
->robustness
)
498 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
501 if (dri2_dpy
->image
) {
502 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
503 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
504 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
505 if (dri2_dpy
->image
->base
.version
>= 5 &&
506 dri2_dpy
->image
->createImageFromTexture
) {
507 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
508 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
514 dri2_create_screen(_EGLDisplay
*disp
)
516 const __DRIextension
**extensions
;
517 struct dri2_egl_display
*dri2_dpy
;
519 dri2_dpy
= disp
->DriverData
;
521 if (dri2_dpy
->dri2
) {
522 dri2_dpy
->dri_screen
=
523 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
, dri2_dpy
->extensions
,
524 &dri2_dpy
->driver_configs
, disp
);
526 assert(dri2_dpy
->swrast
);
527 dri2_dpy
->dri_screen
=
528 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->extensions
,
529 &dri2_dpy
->driver_configs
, disp
);
532 if (dri2_dpy
->dri_screen
== NULL
) {
533 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
537 dri2_dpy
->own_dri_screen
= 1;
539 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
541 if (dri2_dpy
->dri2
) {
544 if (!dri2_bind_extensions(dri2_dpy
, dri2_core_extensions
, extensions
))
545 goto cleanup_dri_screen
;
547 for (i
= 0; extensions
[i
]; i
++) {
548 if (strcmp(extensions
[i
]->name
, __DRI2_ROBUSTNESS
) == 0) {
549 dri2_dpy
->robustness
= (__DRIrobustnessExtension
*) extensions
[i
];
551 if (strcmp(extensions
[i
]->name
, __DRI2_CONFIG_QUERY
) == 0) {
552 dri2_dpy
->config
= (__DRI2configQueryExtension
*) extensions
[i
];
556 assert(dri2_dpy
->swrast
);
557 if (!dri2_bind_extensions(dri2_dpy
, swrast_core_extensions
, extensions
))
558 goto cleanup_dri_screen
;
561 dri2_setup_screen(disp
);
566 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
572 * Called via eglInitialize(), GLX_drv->API.Initialize().
575 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
577 /* not until swrast_dri is supported */
578 if (disp
->Options
.UseFallback
)
581 switch (disp
->Platform
) {
582 #ifdef HAVE_X11_PLATFORM
583 case _EGL_PLATFORM_X11
:
584 if (disp
->Options
.TestOnly
)
586 return dri2_initialize_x11(drv
, disp
);
590 #ifdef HAVE_DRM_PLATFORM
591 case _EGL_PLATFORM_DRM
:
592 if (disp
->Options
.TestOnly
)
594 return dri2_initialize_drm(drv
, disp
);
596 #ifdef HAVE_WAYLAND_PLATFORM
597 case _EGL_PLATFORM_WAYLAND
:
598 if (disp
->Options
.TestOnly
)
600 return dri2_initialize_wayland(drv
, disp
);
603 #ifdef HAVE_ANDROID_PLATFORM
604 case _EGL_PLATFORM_ANDROID
:
605 if (disp
->Options
.TestOnly
)
607 return dri2_initialize_android(drv
, disp
);
616 * Called via eglTerminate(), drv->API.Terminate().
619 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
621 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
623 _eglReleaseDisplayResources(drv
, disp
);
624 _eglCleanupDisplay(disp
);
626 if (dri2_dpy
->own_dri_screen
)
627 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
630 if (dri2_dpy
->driver
)
631 dlclose(dri2_dpy
->driver
);
632 free(dri2_dpy
->device_name
);
634 if (disp
->PlatformDisplay
== NULL
) {
635 switch (disp
->Platform
) {
636 #ifdef HAVE_X11_PLATFORM
637 case _EGL_PLATFORM_X11
:
638 xcb_disconnect(dri2_dpy
->conn
);
641 #ifdef HAVE_DRM_PLATFORM
642 case _EGL_PLATFORM_DRM
:
643 if (dri2_dpy
->own_device
) {
644 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
.base
);
654 disp
->DriverData
= NULL
;
660 * Set the error code after a call to
661 * dri2_egl_display::dri2::createContextAttribs.
664 dri2_create_context_attribs_error(int dri_error
)
669 case __DRI_CTX_ERROR_SUCCESS
:
672 case __DRI_CTX_ERROR_NO_MEMORY
:
673 egl_error
= EGL_BAD_ALLOC
;
676 /* From the EGL_KHR_create_context spec, section "Errors":
678 * * If <config> does not support a client API context compatible
679 * with the requested API major and minor version, [...] context flags,
680 * and context reset notification behavior (for client API types where
681 * these attributes are supported), then an EGL_BAD_MATCH error is
684 * * If an OpenGL ES context is requested and the values for
685 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
686 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
687 * is not defined, than an EGL_BAD_MATCH error is generated.
689 * * If an OpenGL context is requested, the requested version is
690 * greater than 3.2, and the value for attribute
691 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
692 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
693 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
694 * one of these bits set; or if the implementation does not support
695 * the requested profile, then an EGL_BAD_MATCH error is generated.
697 case __DRI_CTX_ERROR_BAD_API
:
698 case __DRI_CTX_ERROR_BAD_VERSION
:
699 case __DRI_CTX_ERROR_BAD_FLAG
:
700 egl_error
= EGL_BAD_MATCH
;
703 /* From the EGL_KHR_create_context spec, section "Errors":
705 * * If an attribute name or attribute value in <attrib_list> is not
706 * recognized (including unrecognized bits in bitmask attributes),
707 * then an EGL_BAD_ATTRIBUTE error is generated."
709 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
710 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
711 egl_error
= EGL_BAD_ATTRIBUTE
;
716 egl_error
= EGL_BAD_MATCH
;
720 _eglError(egl_error
, "dri2_create_context");
724 * Called via eglCreateContext(), drv->API.CreateContext().
727 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
728 _EGLContext
*share_list
, const EGLint
*attrib_list
)
730 struct dri2_egl_context
*dri2_ctx
;
731 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
732 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
733 __DRIcontext
*shared
=
734 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
735 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
736 const __DRIconfig
*dri_config
;
741 dri2_ctx
= malloc(sizeof *dri2_ctx
);
743 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
747 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
750 switch (dri2_ctx
->base
.ClientAPI
) {
751 case EGL_OPENGL_ES_API
:
752 switch (dri2_ctx
->base
.ClientMajorVersion
) {
754 api
= __DRI_API_GLES
;
757 api
= __DRI_API_GLES2
;
760 api
= __DRI_API_GLES3
;
763 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
768 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
769 || (dri2_ctx
->base
.ClientMajorVersion
== 3
770 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
771 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
772 api
= __DRI_API_OPENGL_CORE
;
774 api
= __DRI_API_OPENGL
;
777 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
783 /* The config chosen here isn't necessarily
784 * used for surfaces later.
785 * A pixmap surface will use the single config.
786 * This opportunity depends on disabling the
787 * doubleBufferMode check in
788 * src/mesa/main/context.c:check_compatible()
790 if (dri2_config
->dri_double_config
)
791 dri_config
= dri2_config
->dri_double_config
;
793 dri_config
= dri2_config
->dri_single_config
;
795 /* EGL_WINDOW_BIT is set only when there is a dri_double_config. This
796 * makes sure the back buffer will always be used.
798 if (conf
->SurfaceType
& EGL_WINDOW_BIT
)
799 dri2_ctx
->base
.WindowRenderBuffer
= EGL_BACK_BUFFER
;
804 if (dri2_dpy
->dri2
) {
805 if (dri2_dpy
->dri2
->base
.version
>= 3) {
807 unsigned num_attribs
= 0;
808 uint32_t ctx_attribs
[8];
810 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
811 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.ClientMajorVersion
;
812 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
813 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.ClientMinorVersion
;
815 if (dri2_ctx
->base
.Flags
!= 0) {
816 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
817 * extension, don't even try to send it the robust-access flag.
818 * It may explode. Instead, generate the required EGL error here.
820 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
821 && !dri2_dpy
->robustness
) {
822 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
826 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_FLAGS
;
827 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.Flags
;
830 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
831 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
832 * extension, don't even try to send it a reset strategy. It may
833 * explode. Instead, generate the required EGL error here.
835 if (!dri2_dpy
->robustness
) {
836 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
840 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
841 ctx_attribs
[num_attribs
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
844 assert(num_attribs
<= ARRAY_SIZE(ctx_attribs
));
846 dri2_ctx
->dri_context
=
847 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
855 dri2_create_context_attribs_error(error
);
857 dri2_ctx
->dri_context
=
858 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
865 assert(dri2_dpy
->swrast
);
866 dri2_ctx
->dri_context
=
867 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
874 if (!dri2_ctx
->dri_context
)
877 return &dri2_ctx
->base
;
885 * Called via eglDestroyContext(), drv->API.DestroyContext().
888 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
890 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
891 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
893 if (_eglPutContext(ctx
)) {
894 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
902 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
905 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
906 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
908 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
909 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
910 struct dri2_egl_surface
*dri2_dsurf
= dri2_egl_surface(dsurf
);
911 struct dri2_egl_surface
*dri2_rsurf
= dri2_egl_surface(rsurf
);
912 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
913 _EGLContext
*old_ctx
;
914 _EGLSurface
*old_dsurf
, *old_rsurf
;
915 __DRIdrawable
*ddraw
, *rdraw
;
918 /* make new bindings */
919 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
))
922 /* flush before context switch */
923 if (old_ctx
&& dri2_drv
->glFlush
)
926 ddraw
= (dri2_dsurf
) ? dri2_dsurf
->dri_drawable
: NULL
;
927 rdraw
= (dri2_rsurf
) ? dri2_rsurf
->dri_drawable
: NULL
;
928 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
931 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
932 dri2_dpy
->core
->unbindContext(old_cctx
);
935 if ((cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
) ||
936 dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
938 drv
->API
.DestroySurface(drv
, disp
, old_dsurf
);
940 drv
->API
.DestroySurface(drv
, disp
, old_rsurf
);
942 drv
->API
.DestroyContext(drv
, disp
, old_ctx
);
946 /* undo the previous _eglBindContext */
947 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &dsurf
, &rsurf
);
948 assert(&dri2_ctx
->base
== ctx
&&
949 &dri2_dsurf
->base
== dsurf
&&
950 &dri2_rsurf
->base
== rsurf
);
952 _eglPutSurface(dsurf
);
953 _eglPutSurface(rsurf
);
956 _eglPutSurface(old_dsurf
);
957 _eglPutSurface(old_rsurf
);
958 _eglPutContext(old_ctx
);
965 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
968 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
970 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
972 return dri2_drv
->get_proc_address(procname
);
976 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
978 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
979 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(ctx
->DrawSurface
);
983 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
984 * we need to copy fake to real here.*/
986 if (dri2_dpy
->flush
!= NULL
)
987 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
993 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
998 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
999 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
1006 dri2_bind_tex_image(_EGLDriver
*drv
,
1007 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1009 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1010 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1011 struct dri2_egl_context
*dri2_ctx
;
1013 GLint format
, target
;
1015 ctx
= _eglGetCurrentContext();
1016 dri2_ctx
= dri2_egl_context(ctx
);
1018 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
1021 switch (dri2_surf
->base
.TextureFormat
) {
1022 case EGL_TEXTURE_RGB
:
1023 format
= __DRI_TEXTURE_FORMAT_RGB
;
1025 case EGL_TEXTURE_RGBA
:
1026 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1032 switch (dri2_surf
->base
.TextureTarget
) {
1033 case EGL_TEXTURE_2D
:
1034 target
= GL_TEXTURE_2D
;
1040 (*dri2_dpy
->tex_buffer
->setTexBuffer2
)(dri2_ctx
->dri_context
,
1042 dri2_surf
->dri_drawable
);
1048 dri2_release_tex_image(_EGLDriver
*drv
,
1049 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1051 #if __DRI_TEX_BUFFER_VERSION >= 3
1052 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1053 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1054 struct dri2_egl_context
*dri2_ctx
;
1058 ctx
= _eglGetCurrentContext();
1059 dri2_ctx
= dri2_egl_context(ctx
);
1061 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
1064 switch (dri2_surf
->base
.TextureTarget
) {
1065 case EGL_TEXTURE_2D
:
1066 target
= GL_TEXTURE_2D
;
1071 if (dri2_dpy
->tex_buffer
->releaseTexBuffer
!=NULL
)
1072 (*dri2_dpy
->tex_buffer
->releaseTexBuffer
)(dri2_ctx
->dri_context
,
1074 dri2_surf
->dri_drawable
);
1081 dri2_create_image(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
1083 struct dri2_egl_image
*dri2_img
;
1085 if (dri_image
== NULL
) {
1086 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1090 dri2_img
= malloc(sizeof *dri2_img
);
1092 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1096 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1101 dri2_img
->dri_image
= dri_image
;
1103 return &dri2_img
->base
;
1107 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1108 EGLClientBuffer buffer
,
1109 const EGLint
*attr_list
)
1111 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1112 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1113 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
1114 __DRIimage
*dri_image
;
1116 if (renderbuffer
== 0) {
1117 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1118 return EGL_NO_IMAGE_KHR
;
1122 dri2_dpy
->image
->createImageFromRenderbuffer(dri2_ctx
->dri_context
,
1123 renderbuffer
, NULL
);
1125 return dri2_create_image(disp
, dri_image
);
1129 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1130 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1132 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1133 EGLint format
, name
, pitch
, err
;
1134 _EGLImageAttribs attrs
;
1135 __DRIimage
*dri_image
;
1137 name
= (EGLint
) (uintptr_t) buffer
;
1139 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1140 if (err
!= EGL_SUCCESS
)
1143 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
1144 attrs
.DRMBufferStrideMESA
<= 0) {
1145 _eglError(EGL_BAD_PARAMETER
,
1146 "bad width, height or stride");
1150 switch (attrs
.DRMBufferFormatMESA
) {
1151 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1152 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1153 pitch
= attrs
.DRMBufferStrideMESA
;
1156 _eglError(EGL_BAD_PARAMETER
,
1157 "dri2_create_image_khr: unsupported pixmap depth");
1162 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1170 return dri2_create_image(disp
, dri_image
);
1173 #ifdef HAVE_WAYLAND_PLATFORM
1175 /* This structure describes how a wl_buffer maps to one or more
1176 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
1177 * offsets and strides of the planes in the buffer. This table maps a
1178 * wl_drm format code to a description of the planes in the buffer
1179 * that lets us create a __DRIimage for each of the planes. */
1181 static const struct wl_drm_components_descriptor
{
1182 uint32_t dri_components
;
1185 } wl_drm_components
[] = {
1186 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
1187 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
1188 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
1189 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
1190 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
1194 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1195 EGLClientBuffer _buffer
,
1196 const EGLint
*attr_list
)
1198 struct wl_drm_buffer
*buffer
= (struct wl_drm_buffer
*) _buffer
;
1199 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1200 const struct wl_drm_components_descriptor
*f
;
1201 __DRIimage
*dri_image
;
1202 _EGLImageAttribs attrs
;
1206 if (!wayland_buffer_is_drm(&buffer
->buffer
))
1209 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1210 plane
= attrs
.PlaneWL
;
1211 if (err
!= EGL_SUCCESS
) {
1212 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1216 f
= buffer
->driver_format
;
1217 if (plane
< 0 || plane
>= f
->nplanes
) {
1218 _eglError(EGL_BAD_PARAMETER
,
1219 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
1223 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
1225 if (dri_image
== NULL
) {
1226 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1230 return dri2_create_image(disp
, dri_image
);
1235 * Set the error code after a call to
1236 * dri2_egl_image::dri_image::createImageFromTexture.
1239 dri2_create_image_khr_texture_error(int dri_error
)
1243 switch (dri_error
) {
1244 case __DRI_IMAGE_ERROR_SUCCESS
:
1247 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
1248 egl_error
= EGL_BAD_ALLOC
;
1251 case __DRI_IMAGE_ERROR_BAD_MATCH
:
1252 egl_error
= EGL_BAD_MATCH
;
1255 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
1256 egl_error
= EGL_BAD_PARAMETER
;
1261 egl_error
= EGL_BAD_MATCH
;
1265 _eglError(egl_error
, "dri2_create_image_khr_texture");
1269 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1271 EGLClientBuffer buffer
,
1272 const EGLint
*attr_list
)
1274 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1275 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1276 struct dri2_egl_image
*dri2_img
;
1277 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
1278 _EGLImageAttribs attrs
;
1284 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1285 return EGL_NO_IMAGE_KHR
;
1288 if (_eglParseImageAttribList(&attrs
, disp
, attr_list
) != EGL_SUCCESS
)
1289 return EGL_NO_IMAGE_KHR
;
1292 case EGL_GL_TEXTURE_2D_KHR
:
1294 gl_target
= GL_TEXTURE_2D
;
1296 case EGL_GL_TEXTURE_3D_KHR
:
1297 depth
= attrs
.GLTextureZOffset
;
1298 gl_target
= GL_TEXTURE_3D
;
1300 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1301 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1302 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1303 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1304 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1305 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1306 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
1307 gl_target
= GL_TEXTURE_CUBE_MAP
;
1310 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1311 return EGL_NO_IMAGE_KHR
;
1314 dri2_img
= malloc(sizeof *dri2_img
);
1316 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1317 return EGL_NO_IMAGE_KHR
;
1320 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1321 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1323 return EGL_NO_IMAGE_KHR
;
1326 dri2_img
->dri_image
=
1327 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
1331 attrs
.GLTextureLevel
,
1334 dri2_create_image_khr_texture_error(error
);
1336 if (!dri2_img
->dri_image
) {
1338 return EGL_NO_IMAGE_KHR
;
1340 return &dri2_img
->base
;
1344 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1345 _EGLContext
*ctx
, EGLenum target
,
1346 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1351 case EGL_GL_TEXTURE_2D_KHR
:
1352 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1353 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1354 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1355 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1356 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1357 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1358 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
1359 case EGL_GL_RENDERBUFFER_KHR
:
1360 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
1361 case EGL_DRM_BUFFER_MESA
:
1362 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
1363 #ifdef HAVE_WAYLAND_PLATFORM
1364 case EGL_WAYLAND_BUFFER_WL
:
1365 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
1368 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1369 return EGL_NO_IMAGE_KHR
;
1374 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
1376 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1377 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
1381 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
1388 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1389 const EGLint
*attr_list
)
1391 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1392 struct dri2_egl_image
*dri2_img
;
1393 _EGLImageAttribs attrs
;
1394 unsigned int dri_use
, valid_mask
;
1396 EGLint err
= EGL_SUCCESS
;
1400 dri2_img
= malloc(sizeof *dri2_img
);
1402 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1403 return EGL_NO_IMAGE_KHR
;
1407 err
= EGL_BAD_PARAMETER
;
1411 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1412 err
= EGL_BAD_PARAMETER
;
1416 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1417 if (err
!= EGL_SUCCESS
)
1420 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
1421 _eglLog(_EGL_WARNING
, "bad width or height (%dx%d)",
1422 attrs
.Width
, attrs
.Height
);
1426 switch (attrs
.DRMBufferFormatMESA
) {
1427 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1428 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1431 _eglLog(_EGL_WARNING
, "bad image format value 0x%04x",
1432 attrs
.DRMBufferFormatMESA
);
1437 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
1438 EGL_DRM_BUFFER_USE_SHARE_MESA
|
1439 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
1440 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
1441 _eglLog(_EGL_WARNING
, "bad image use bit 0x%04x",
1442 attrs
.DRMBufferUseMESA
& ~valid_mask
);
1447 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
1448 dri_use
|= __DRI_IMAGE_USE_SHARE
;
1449 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
1450 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
1451 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
1452 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
1454 dri2_img
->dri_image
=
1455 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
1456 attrs
.Width
, attrs
.Height
,
1457 format
, dri_use
, dri2_img
);
1458 if (dri2_img
->dri_image
== NULL
) {
1459 err
= EGL_BAD_ALLOC
;
1463 return &dri2_img
->base
;
1467 _eglError(err
, "dri2_create_drm_image_mesa");
1469 return EGL_NO_IMAGE_KHR
;
1473 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
1474 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
1476 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1477 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
1481 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1482 __DRI_IMAGE_ATTRIB_NAME
, name
)) {
1483 _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
1488 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1489 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
1492 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1493 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
1498 #ifdef HAVE_WAYLAND_PLATFORM
1501 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
1502 struct wl_drm_buffer
*buffer
)
1504 _EGLDisplay
*disp
= user_data
;
1505 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1507 int i
, dri_components
= 0;
1510 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
1511 buffer
->buffer
.width
,
1512 buffer
->buffer
.height
,
1519 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
1520 buffer
->buffer
.width
,
1521 buffer
->buffer
.height
,
1531 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
1533 buffer
->driver_format
= NULL
;
1534 for (i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
1535 if (wl_drm_components
[i
].dri_components
== dri_components
)
1536 buffer
->driver_format
= &wl_drm_components
[i
];
1538 if (buffer
->driver_format
== NULL
)
1539 dri2_dpy
->image
->destroyImage(img
);
1541 buffer
->driver_buffer
= img
;
1545 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
1547 _EGLDisplay
*disp
= user_data
;
1548 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1550 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
1553 static struct wayland_drm_callbacks wl_drm_callbacks
= {
1554 .authenticate
= NULL
,
1555 .reference_buffer
= dri2_wl_reference_buffer
,
1556 .release_buffer
= dri2_wl_release_buffer
1560 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1561 struct wl_display
*wl_dpy
)
1563 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1569 if (dri2_dpy
->wl_server_drm
)
1572 wl_drm_callbacks
.authenticate
=
1573 (int(*)(void *, uint32_t)) dri2_dpy
->authenticate
;
1575 ret
= drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
);
1576 if (ret
== 0 && cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
1577 dri2_dpy
->image
->base
.version
>= 7 &&
1578 dri2_dpy
->image
->createImageFromFds
!= NULL
)
1579 flags
|= WAYLAND_DRM_PRIME
;
1581 dri2_dpy
->wl_server_drm
=
1582 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
1583 &wl_drm_callbacks
, disp
, flags
);
1585 if (!dri2_dpy
->wl_server_drm
)
1592 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1593 struct wl_display
*wl_dpy
)
1595 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1599 if (!dri2_dpy
->wl_server_drm
)
1602 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
1603 dri2_dpy
->wl_server_drm
= NULL
;
1609 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1610 struct wl_buffer
*_buffer
,
1611 EGLint attribute
, EGLint
*value
)
1613 struct wl_drm_buffer
*buffer
= (struct wl_drm_buffer
*) _buffer
;
1614 const struct wl_drm_components_descriptor
*format
;
1616 if (!wayland_buffer_is_drm(&buffer
->buffer
))
1619 format
= buffer
->driver_format
;
1620 switch (attribute
) {
1621 case EGL_TEXTURE_FORMAT
:
1622 *value
= format
->components
;
1625 *value
= buffer
->buffer
.width
;
1628 *value
= buffer
->buffer
.height
;
1637 dri2_unload(_EGLDriver
*drv
)
1639 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1641 if (dri2_drv
->handle
)
1642 dlclose(dri2_drv
->handle
);
1647 dri2_load(_EGLDriver
*drv
)
1649 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1650 #ifdef HAVE_SHARED_GLAPI
1651 #ifdef HAVE_ANDROID_PLATFORM
1652 const char *libname
= "libglapi.so";
1654 const char *libname
= "libglapi.so.0";
1658 * Both libGL.so and libglapi.so are glapi providers. There is no way to
1659 * tell which one to load.
1661 const char *libname
= NULL
;
1665 /* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
1666 handle
= dlopen(libname
, RTLD_LAZY
| RTLD_GLOBAL
);
1668 dri2_drv
->get_proc_address
= (_EGLProc (*)(const char *))
1669 dlsym(handle
, "_glapi_get_proc_address");
1670 if (!dri2_drv
->get_proc_address
|| !libname
) {
1671 /* no need to keep a reference */
1677 /* if glapi is not available, loading DRI drivers will fail */
1678 if (!dri2_drv
->get_proc_address
) {
1679 _eglLog(_EGL_WARNING
, "DRI2: failed to find _glapi_get_proc_address");
1683 dri2_drv
->glFlush
= (void (*)(void))
1684 dri2_drv
->get_proc_address("glFlush");
1686 dri2_drv
->handle
= handle
;
1692 * This is the main entrypoint into the driver, called by libEGL.
1693 * Create a new _EGLDriver object and init its dispatch table.
1696 _eglBuiltInDriverDRI2(const char *args
)
1698 struct dri2_egl_driver
*dri2_drv
;
1702 dri2_drv
= calloc(1, sizeof *dri2_drv
);
1706 if (!dri2_load(&dri2_drv
->base
)) {
1711 _eglInitDriverFallbacks(&dri2_drv
->base
);
1712 dri2_drv
->base
.API
.Initialize
= dri2_initialize
;
1713 dri2_drv
->base
.API
.Terminate
= dri2_terminate
;
1714 dri2_drv
->base
.API
.CreateContext
= dri2_create_context
;
1715 dri2_drv
->base
.API
.DestroyContext
= dri2_destroy_context
;
1716 dri2_drv
->base
.API
.MakeCurrent
= dri2_make_current
;
1717 dri2_drv
->base
.API
.GetProcAddress
= dri2_get_proc_address
;
1718 dri2_drv
->base
.API
.WaitClient
= dri2_wait_client
;
1719 dri2_drv
->base
.API
.WaitNative
= dri2_wait_native
;
1720 dri2_drv
->base
.API
.BindTexImage
= dri2_bind_tex_image
;
1721 dri2_drv
->base
.API
.ReleaseTexImage
= dri2_release_tex_image
;
1722 dri2_drv
->base
.API
.CreateImageKHR
= dri2_create_image_khr
;
1723 dri2_drv
->base
.API
.DestroyImageKHR
= dri2_destroy_image_khr
;
1724 dri2_drv
->base
.API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
1725 dri2_drv
->base
.API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
1726 #ifdef HAVE_WAYLAND_PLATFORM
1727 dri2_drv
->base
.API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
1728 dri2_drv
->base
.API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
1729 dri2_drv
->base
.API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
1732 dri2_drv
->base
.Name
= "DRI2";
1733 dri2_drv
->base
.Unload
= dri2_unload
;
1735 return &dri2_drv
->base
;