gfx/gl/GLLibraryEGL.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   3  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef GLLIBRARYEGL_H_
   6 #define GLLIBRARYEGL_H_
   7
   8 #if defined(MOZ_X11)
   9 #  include "mozilla/X11Util.h"
  10 #endif
  11
  12 #include "GLTypes.h"
  13 #include "mozilla/EnumTypeTraits.h"
  14 #include "mozilla/Maybe.h"
  15 #include "mozilla/RefPtr.h"
  16 #include "nsISupports.h"
  17 #include "prlink.h"
  18
  19 #include <bitset>
  20 #include <memory>
  21 #include <unordered_map>
  22
  23 #ifdef MOZ_WIDGET_ANDROID
  24 #  include "mozilla/ProfilerLabels.h"
  25 #endif
  26
  27 #if defined(MOZ_X11)
  28 #  define EGL_DEFAULT_DISPLAY ((EGLNativeDisplayType)mozilla::DefaultXDisplay())
  29 #else
  30 #  define EGL_DEFAULT_DISPLAY ((EGLNativeDisplayType)0)
  31 #endif
  32
  33 struct ID3D11Device;
  34
  35 extern "C" {
  36 struct AHardwareBuffer;
  37 }
  38
  39 namespace angle {
  40 class Platform;
  41 }
  42
  43 namespace mozilla {
  44
  45 namespace gfx {
  46 class DataSourceSurface;
  47 }
  48
  49 namespace gl {
  50
  51 class SymbolLoader;
  52
  53 PRLibrary* LoadApitraceLibrary();
  54
  55 void BeforeEGLCall(const char* funcName);
  56 void AfterEGLCall(const char* funcName);
  57
  58 class EglDisplay;
  59 /**
  60  * Known GL extensions that can be queried by
  61  * IsExtensionSupported.  The results of this are cached, and as
  62  * such it's safe to use this even in performance critical code.
  63  * If you add to this array, remember to add to the string names
  64  * in GLLibraryEGL.cpp.
  65  */
  66 enum class EGLLibExtension {
  67   ANDROID_get_native_client_buffer,
  68   ANGLE_device_creation,
  69   ANGLE_device_creation_d3d11,
  70   ANGLE_platform_angle,
  71   ANGLE_platform_angle_d3d,
  72   EXT_device_query,
  73   Max
  74 };
  75
  76 /**
  77  * Known GL extensions that can be queried by
  78  * IsExtensionSupported.  The results of this are cached, and as
  79  * such it's safe to use this even in performance critical code.
  80  * If you add to this array, remember to add to the string names
  81  * in GLLibraryEGL.cpp.
  82  */
  83 enum class EGLExtension {
  84   KHR_image_base,
  85   KHR_image_pixmap,
  86   KHR_gl_texture_2D_image,
  87   ANGLE_surface_d3d_texture_2d_share_handle,
  88   EXT_create_context_robustness,
  89   KHR_image,
  90   KHR_fence_sync,
  91   KHR_wait_sync,
  92   ANDROID_native_fence_sync,
  93   EGL_ANDROID_image_crop,
  94   ANGLE_d3d_share_handle_client_buffer,
  95   KHR_create_context,
  96   KHR_stream,
  97   KHR_stream_consumer_gltexture,
  98   NV_stream_consumer_gltexture_yuv,
  99   ANGLE_stream_producer_d3d_texture,
 100   KHR_surfaceless_context,
 101   KHR_create_context_no_error,
 102   MOZ_create_context_provoking_vertex_dont_care,
 103   EXT_swap_buffers_with_damage,
 104   KHR_swap_buffers_with_damage,
 105   EXT_buffer_age,
 106   KHR_partial_update,
 107   NV_robustness_video_memory_purge,
 108   Max
 109 };
 110
 111 // -
 112
 113 class GLLibraryEGL final {
 114   friend class EglDisplay;
 115
 116  public:
 117   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GLLibraryEGL)
 118
 119  private:
 120   PRLibrary* mEGLLibrary = nullptr;
 121   PRLibrary* mGLLibrary = nullptr;
 122   bool mIsANGLE = false;
 123   std::bitset<UnderlyingValue(EGLLibExtension::Max)> mAvailableExtensions;
 124   std::weak_ptr<EglDisplay> mDefaultDisplay;
 125   std::unordered_map<EGLDisplay, std::weak_ptr<EglDisplay>> mActiveDisplays;
 126
 127  public:
 128   static RefPtr<GLLibraryEGL> Create(nsACString* const out_failureId);
 129
 130  private:
 131   ~GLLibraryEGL() = default;
 132
 133   bool Init(nsACString* const out_failureId);
 134   void InitLibExtensions();
 135
 136  public:
 137   Maybe<SymbolLoader> GetSymbolLoader() const;
 138
 139   std::shared_ptr<EglDisplay> CreateDisplay(bool forceAccel,
 140                                             nsACString* const out_failureId);
 141   std::shared_ptr<EglDisplay> CreateDisplay(ID3D11Device*);
 142   std::shared_ptr<EglDisplay> DefaultDisplay(nsACString* const out_failureId);
 143
 144   bool IsExtensionSupported(EGLLibExtension aKnownExtension) const {
 145     return mAvailableExtensions[UnderlyingValue(aKnownExtension)];
 146   }
 147
 148   void MarkExtensionUnsupported(EGLLibExtension aKnownExtension) {
 149     mAvailableExtensions[UnderlyingValue(aKnownExtension)] = false;
 150   }
 151
 152   bool IsANGLE() const { return mIsANGLE; }
 153
 154   // -
 155   // PFN wrappers
 156
 157 #ifdef MOZ_WIDGET_ANDROID
 158 #  define PROFILE_CALL AUTO_PROFILER_LABEL(__func__, GRAPHICS);
 159 #else
 160 #  define PROFILE_CALL
 161 #endif
 162
 163 #ifndef MOZ_FUNCTION_NAME
 164 #  ifdef __GNUC__
 165 #    define MOZ_FUNCTION_NAME __PRETTY_FUNCTION__
 166 #  elif defined(_MSC_VER)
 167 #    define MOZ_FUNCTION_NAME __FUNCTION__
 168 #  else
 169 #    define MOZ_FUNCTION_NAME \
 170       __func__  // defined in C99, supported in various C++ compilers. Just raw
 171                 // function name.
 172 #  endif
 173 #endif
 174
 175 #ifdef DEBUG
 176 #  define BEFORE_CALL BeforeEGLCall(MOZ_FUNCTION_NAME);
 177 #  define AFTER_CALL AfterEGLCall(MOZ_FUNCTION_NAME);
 178 #else
 179 #  define BEFORE_CALL
 180 #  define AFTER_CALL
 181 #endif
 182
 183 #define WRAP(X)                \
 184   PROFILE_CALL                 \
 185   BEFORE_CALL                  \
 186   const auto ret = mSymbols.X; \
 187   AFTER_CALL                   \
 188   return ret
 189
 190  public:
 191   EGLDisplay fGetDisplay(void* display_id) const {
 192     WRAP(fGetDisplay(display_id));
 193   }
 194
 195   EGLDisplay fGetPlatformDisplay(EGLenum platform, void* native_display,
 196                                  const EGLAttrib* attrib_list) const {
 197     WRAP(fGetPlatformDisplay(platform, native_display, attrib_list));
 198   }
 199
 200   EGLSurface fGetCurrentSurface(EGLint id) const {
 201     WRAP(fGetCurrentSurface(id));
 202   }
 203
 204   EGLContext fGetCurrentContext() const { WRAP(fGetCurrentContext()); }
 205
 206   EGLBoolean fBindAPI(EGLenum api) const { WRAP(fBindAPI(api)); }
 207
 208   EGLint fGetError() const { WRAP(fGetError()); }
 209
 210   EGLBoolean fWaitNative(EGLint engine) const { WRAP(fWaitNative(engine)); }
 211
 212   EGLCastToRelevantPtr fGetProcAddress(const char* procname) const {
 213     WRAP(fGetProcAddress(procname));
 214   }
 215
 216   // ANGLE_device_creation
 217   EGLDeviceEXT fCreateDeviceANGLE(EGLint device_type, void* native_device,
 218                                   const EGLAttrib* attrib_list) const {
 219     WRAP(fCreateDeviceANGLE(device_type, native_device, attrib_list));
 220   }
 221
 222   EGLBoolean fReleaseDeviceANGLE(EGLDeviceEXT device) {
 223     WRAP(fReleaseDeviceANGLE(device));
 224   }
 225
 226   // ANDROID_get_native_client_buffer
 227   EGLClientBuffer fGetNativeClientBufferANDROID(
 228       const struct AHardwareBuffer* buffer) {
 229     WRAP(fGetNativeClientBufferANDROID(buffer));
 230   }
 231
 232  private:
 233   EGLBoolean fTerminate(EGLDisplay display) const { WRAP(fTerminate(display)); }
 234
 235   EGLBoolean fMakeCurrent(EGLDisplay dpy, EGLSurface draw, EGLSurface read,
 236                           EGLContext ctx) const {
 237     WRAP(fMakeCurrent(dpy, draw, read, ctx));
 238   }
 239
 240   EGLBoolean fDestroyContext(EGLDisplay dpy, EGLContext ctx) const {
 241     WRAP(fDestroyContext(dpy, ctx));
 242   }
 243
 244   EGLContext fCreateContext(EGLDisplay dpy, EGLConfig config,
 245                             EGLContext share_context,
 246                             const EGLint* attrib_list) const {
 247     WRAP(fCreateContext(dpy, config, share_context, attrib_list));
 248   }
 249
 250   EGLBoolean fDestroySurface(EGLDisplay dpy, EGLSurface surface) const {
 251     WRAP(fDestroySurface(dpy, surface));
 252   }
 253
 254  public:
 255   EGLSurface fCreateWindowSurface(EGLDisplay dpy, EGLConfig config,
 256                                   EGLNativeWindowType win,
 257                                   const EGLint* attrib_list) const {
 258     WRAP(fCreateWindowSurface(dpy, config, win, attrib_list));
 259   }
 260
 261  private:
 262   EGLSurface fCreatePbufferSurface(EGLDisplay dpy, EGLConfig config,
 263                                    const EGLint* attrib_list) const {
 264     WRAP(fCreatePbufferSurface(dpy, config, attrib_list));
 265   }
 266
 267   EGLSurface fCreatePbufferFromClientBuffer(EGLDisplay dpy, EGLenum buftype,
 268                                             EGLClientBuffer buffer,
 269                                             EGLConfig config,
 270                                             const EGLint* attrib_list) const {
 271     WRAP(fCreatePbufferFromClientBuffer(dpy, buftype, buffer, config,
 272                                         attrib_list));
 273   }
 274
 275   EGLSurface fCreatePixmapSurface(EGLDisplay dpy, EGLConfig config,
 276                                   EGLNativePixmapType pixmap,
 277                                   const EGLint* attrib_list) const {
 278     WRAP(fCreatePixmapSurface(dpy, config, pixmap, attrib_list));
 279   }
 280
 281   EGLBoolean fInitialize(EGLDisplay dpy, EGLint* major, EGLint* minor) const {
 282     WRAP(fInitialize(dpy, major, minor));
 283   }
 284
 285   EGLBoolean fChooseConfig(EGLDisplay dpy, const EGLint* attrib_list,
 286                            EGLConfig* configs, EGLint config_size,
 287                            EGLint* num_config) const {
 288     WRAP(fChooseConfig(dpy, attrib_list, configs, config_size, num_config));
 289   }
 290
 291   EGLBoolean fGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
 292                               EGLint attribute, EGLint* value) const {
 293     WRAP(fGetConfigAttrib(dpy, config, attribute, value));
 294   }
 295
 296   EGLBoolean fGetConfigs(EGLDisplay dpy, EGLConfig* configs, EGLint config_size,
 297                          EGLint* num_config) const {
 298     WRAP(fGetConfigs(dpy, configs, config_size, num_config));
 299   }
 300
 301   EGLBoolean fSwapBuffers(EGLDisplay dpy, EGLSurface surface) const {
 302     WRAP(fSwapBuffers(dpy, surface));
 303   }
 304
 305   EGLBoolean fCopyBuffers(EGLDisplay dpy, EGLSurface surface,
 306                           EGLNativePixmapType target) const {
 307     WRAP(fCopyBuffers(dpy, surface, target));
 308   }
 309
 310  public:
 311   const GLubyte* fQueryString(EGLDisplay dpy, EGLint name) const {
 312     WRAP(fQueryString(dpy, name));
 313   }
 314
 315  private:
 316   EGLBoolean fQueryContext(EGLDisplay dpy, EGLContext ctx, EGLint attribute,
 317                            EGLint* value) const {
 318     WRAP(fQueryContext(dpy, ctx, attribute, value));
 319   }
 320
 321   EGLBoolean fBindTexImage(EGLDisplay dpy, EGLSurface surface,
 322                            EGLint buffer) const {
 323     WRAP(fBindTexImage(dpy, surface, buffer));
 324   }
 325
 326   EGLBoolean fReleaseTexImage(EGLDisplay dpy, EGLSurface surface,
 327                               EGLint buffer) const {
 328     WRAP(fReleaseTexImage(dpy, surface, buffer));
 329   }
 330
 331   EGLBoolean fSwapInterval(EGLDisplay dpy, EGLint interval) const {
 332     WRAP(fSwapInterval(dpy, interval));
 333   }
 334
 335   EGLImage fCreateImage(EGLDisplay dpy, EGLContext ctx, EGLenum target,
 336                         EGLClientBuffer buffer,
 337                         const EGLint* attrib_list) const {
 338     WRAP(fCreateImageKHR(dpy, ctx, target, buffer, attrib_list));
 339   }
 340
 341   EGLBoolean fDestroyImage(EGLDisplay dpy, EGLImage image) const {
 342     WRAP(fDestroyImageKHR(dpy, image));
 343   }
 344
 345   EGLBoolean fQuerySurface(EGLDisplay dpy, EGLSurface surface, EGLint attribute,
 346                            EGLint* value) const {
 347     WRAP(fQuerySurface(dpy, surface, attribute, value));
 348   }
 349
 350   EGLBoolean fQuerySurfacePointerANGLE(EGLDisplay dpy, EGLSurface surface,
 351                                        EGLint attribute, void** value) const {
 352     WRAP(fQuerySurfacePointerANGLE(dpy, surface, attribute, value));
 353   }
 354
 355   EGLSync fCreateSync(EGLDisplay dpy, EGLenum type,
 356                       const EGLint* attrib_list) const {
 357     WRAP(fCreateSyncKHR(dpy, type, attrib_list));
 358   }
 359
 360   EGLBoolean fDestroySync(EGLDisplay dpy, EGLSync sync) const {
 361     WRAP(fDestroySyncKHR(dpy, sync));
 362   }
 363
 364   EGLint fClientWaitSync(EGLDisplay dpy, EGLSync sync, EGLint flags,
 365                          EGLTime timeout) const {
 366     WRAP(fClientWaitSyncKHR(dpy, sync, flags, timeout));
 367   }
 368
 369   EGLBoolean fGetSyncAttrib(EGLDisplay dpy, EGLSync sync, EGLint attribute,
 370                             EGLint* value) const {
 371     WRAP(fGetSyncAttribKHR(dpy, sync, attribute, value));
 372   }
 373
 374   EGLint fWaitSync(EGLDisplay dpy, EGLSync sync, EGLint flags) const {
 375     WRAP(fWaitSyncKHR(dpy, sync, flags));
 376   }
 377
 378   EGLint fDupNativeFenceFDANDROID(EGLDisplay dpy, EGLSync sync) const {
 379     WRAP(fDupNativeFenceFDANDROID(dpy, sync));
 380   }
 381
 382   // KHR_stream
 383   EGLStreamKHR fCreateStreamKHR(EGLDisplay dpy,
 384                                 const EGLint* attrib_list) const {
 385     WRAP(fCreateStreamKHR(dpy, attrib_list));
 386   }
 387
 388   EGLBoolean fDestroyStreamKHR(EGLDisplay dpy, EGLStreamKHR stream) const {
 389     WRAP(fDestroyStreamKHR(dpy, stream));
 390   }
 391
 392   EGLBoolean fQueryStreamKHR(EGLDisplay dpy, EGLStreamKHR stream,
 393                              EGLenum attribute, EGLint* value) const {
 394     WRAP(fQueryStreamKHR(dpy, stream, attribute, value));
 395   }
 396
 397   // KHR_stream_consumer_gltexture
 398   EGLBoolean fStreamConsumerGLTextureExternalKHR(EGLDisplay dpy,
 399                                                  EGLStreamKHR stream) const {
 400     WRAP(fStreamConsumerGLTextureExternalKHR(dpy, stream));
 401   }
 402
 403   EGLBoolean fStreamConsumerAcquireKHR(EGLDisplay dpy,
 404                                        EGLStreamKHR stream) const {
 405     WRAP(fStreamConsumerAcquireKHR(dpy, stream));
 406   }
 407
 408   EGLBoolean fStreamConsumerReleaseKHR(EGLDisplay dpy,
 409                                        EGLStreamKHR stream) const {
 410     WRAP(fStreamConsumerReleaseKHR(dpy, stream));
 411   }
 412
 413   // EXT_device_query
 414   EGLBoolean fQueryDisplayAttribEXT(EGLDisplay dpy, EGLint attribute,
 415                                     EGLAttrib* value) const {
 416     WRAP(fQueryDisplayAttribEXT(dpy, attribute, value));
 417   }
 418
 419  public:
 420   EGLBoolean fQueryDeviceAttribEXT(EGLDeviceEXT device, EGLint attribute,
 421                                    EGLAttrib* value) const {
 422     WRAP(fQueryDeviceAttribEXT(device, attribute, value));
 423   }
 424
 425  private:
 426   // NV_stream_consumer_gltexture_yuv
 427   EGLBoolean fStreamConsumerGLTextureExternalAttribsNV(
 428       EGLDisplay dpy, EGLStreamKHR stream, const EGLAttrib* attrib_list) const {
 429     WRAP(fStreamConsumerGLTextureExternalAttribsNV(dpy, stream, attrib_list));
 430   }
 431
 432   // ANGLE_stream_producer_d3d_texture
 433   EGLBoolean fCreateStreamProducerD3DTextureANGLE(
 434       EGLDisplay dpy, EGLStreamKHR stream, const EGLAttrib* attrib_list) const {
 435     WRAP(fCreateStreamProducerD3DTextureANGLE(dpy, stream, attrib_list));
 436   }
 437
 438   EGLBoolean fStreamPostD3DTextureANGLE(EGLDisplay dpy, EGLStreamKHR stream,
 439                                         void* texture,
 440                                         const EGLAttrib* attrib_list) const {
 441     WRAP(fStreamPostD3DTextureANGLE(dpy, stream, texture, attrib_list));
 442   }
 443
 444   // EGL_EXT_swap_buffers_with_damage / EGL_KHR_swap_buffers_with_damage
 445   EGLBoolean fSwapBuffersWithDamage(EGLDisplay dpy, EGLSurface surface,
 446                                     const EGLint* rects, EGLint n_rects) {
 447     WRAP(fSwapBuffersWithDamage(dpy, surface, rects, n_rects));
 448   }
 449
 450   // EGL_KHR_partial_update
 451   EGLBoolean fSetDamageRegion(EGLDisplay dpy, EGLSurface surface,
 452                               const EGLint* rects, EGLint n_rects) {
 453     WRAP(fSetDamageRegion(dpy, surface, rects, n_rects));
 454   }
 455
 456 #undef WRAP
 457 #undef PROFILE_CALL
 458 #undef BEFORE_CALL
 459 #undef AFTER_CALL
 460 #undef MOZ_FUNCTION_NAME
 461
 462   ////
 463
 464  private:
 465   struct {
 466     EGLCastToRelevantPtr(GLAPIENTRY* fGetProcAddress)(const char* procname);
 467     EGLDisplay(GLAPIENTRY* fGetDisplay)(void* display_id);
 468     EGLDisplay(GLAPIENTRY* fGetPlatformDisplay)(EGLenum platform,
 469                                                 void* native_display,
 470                                                 const EGLAttrib* attrib_list);
 471     EGLBoolean(GLAPIENTRY* fTerminate)(EGLDisplay dpy);
 472     EGLSurface(GLAPIENTRY* fGetCurrentSurface)(EGLint);
 473     EGLContext(GLAPIENTRY* fGetCurrentContext)(void);
 474     EGLBoolean(GLAPIENTRY* fMakeCurrent)(EGLDisplay dpy, EGLSurface draw,
 475                                          EGLSurface read, EGLContext ctx);
 476     EGLBoolean(GLAPIENTRY* fDestroyContext)(EGLDisplay dpy, EGLContext ctx);
 477     EGLContext(GLAPIENTRY* fCreateContext)(EGLDisplay dpy, EGLConfig config,
 478                                            EGLContext share_context,
 479                                            const EGLint* attrib_list);
 480     EGLBoolean(GLAPIENTRY* fDestroySurface)(EGLDisplay dpy, EGLSurface surface);
 481     EGLSurface(GLAPIENTRY* fCreateWindowSurface)(EGLDisplay dpy,
 482                                                  EGLConfig config,
 483                                                  EGLNativeWindowType win,
 484                                                  const EGLint* attrib_list);
 485     EGLSurface(GLAPIENTRY* fCreatePbufferSurface)(EGLDisplay dpy,
 486                                                   EGLConfig config,
 487                                                   const EGLint* attrib_list);
 488     EGLSurface(GLAPIENTRY* fCreatePbufferFromClientBuffer)(
 489         EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer,
 490         EGLConfig config, const EGLint* attrib_list);
 491     EGLSurface(GLAPIENTRY* fCreatePixmapSurface)(EGLDisplay dpy,
 492                                                  EGLConfig config,
 493                                                  EGLNativePixmapType pixmap,
 494                                                  const EGLint* attrib_list);
 495     EGLBoolean(GLAPIENTRY* fBindAPI)(EGLenum api);
 496     EGLBoolean(GLAPIENTRY* fInitialize)(EGLDisplay dpy, EGLint* major,
 497                                         EGLint* minor);
 498     EGLBoolean(GLAPIENTRY* fChooseConfig)(EGLDisplay dpy,
 499                                           const EGLint* attrib_list,
 500                                           EGLConfig* configs,
 501                                           EGLint config_size,
 502                                           EGLint* num_config);
 503     EGLint(GLAPIENTRY* fGetError)(void);
 504     EGLBoolean(GLAPIENTRY* fGetConfigAttrib)(EGLDisplay dpy, EGLConfig config,
 505                                              EGLint attribute, EGLint* value);
 506     EGLBoolean(GLAPIENTRY* fGetConfigs)(EGLDisplay dpy, EGLConfig* configs,
 507                                         EGLint config_size, EGLint* num_config);
 508     EGLBoolean(GLAPIENTRY* fWaitNative)(EGLint engine);
 509     EGLBoolean(GLAPIENTRY* fSwapBuffers)(EGLDisplay dpy, EGLSurface surface);
 510     EGLBoolean(GLAPIENTRY* fCopyBuffers)(EGLDisplay dpy, EGLSurface surface,
 511                                          EGLNativePixmapType target);
 512     const GLubyte*(GLAPIENTRY* fQueryString)(EGLDisplay, EGLint name);
 513     EGLBoolean(GLAPIENTRY* fQueryContext)(EGLDisplay dpy, EGLContext ctx,
 514                                           EGLint attribute, EGLint* value);
 515     EGLBoolean(GLAPIENTRY* fBindTexImage)(EGLDisplay, EGLSurface surface,
 516                                           EGLint buffer);
 517     EGLBoolean(GLAPIENTRY* fReleaseTexImage)(EGLDisplay, EGLSurface surface,
 518                                              EGLint buffer);
 519     EGLBoolean(GLAPIENTRY* fSwapInterval)(EGLDisplay dpy, EGLint interval);
 520     EGLImage(GLAPIENTRY* fCreateImageKHR)(EGLDisplay dpy, EGLContext ctx,
 521                                           EGLenum target,
 522                                           EGLClientBuffer buffer,
 523                                           const EGLint* attrib_list);
 524     EGLBoolean(GLAPIENTRY* fDestroyImageKHR)(EGLDisplay dpy, EGLImage image);
 525     EGLBoolean(GLAPIENTRY* fQuerySurface)(EGLDisplay dpy, EGLSurface surface,
 526                                           EGLint attribute, EGLint* value);
 527     EGLBoolean(GLAPIENTRY* fQuerySurfacePointerANGLE)(EGLDisplay dpy,
 528                                                       EGLSurface surface,
 529                                                       EGLint attribute,
 530                                                       void** value);
 531     EGLSync(GLAPIENTRY* fCreateSyncKHR)(EGLDisplay dpy, EGLenum type,
 532                                         const EGLint* attrib_list);
 533     EGLBoolean(GLAPIENTRY* fDestroySyncKHR)(EGLDisplay dpy, EGLSync sync);
 534     EGLint(GLAPIENTRY* fClientWaitSyncKHR)(EGLDisplay dpy, EGLSync sync,
 535                                            EGLint flags, EGLTime timeout);
 536     EGLBoolean(GLAPIENTRY* fGetSyncAttribKHR)(EGLDisplay dpy, EGLSync sync,
 537                                               EGLint attribute, EGLint* value);
 538     EGLint(GLAPIENTRY* fWaitSyncKHR)(EGLDisplay dpy, EGLSync sync,
 539                                      EGLint flags);
 540     EGLint(GLAPIENTRY* fDupNativeFenceFDANDROID)(EGLDisplay dpy, EGLSync sync);
 541     // KHR_stream
 542     EGLStreamKHR(GLAPIENTRY* fCreateStreamKHR)(EGLDisplay dpy,
 543                                                const EGLint* attrib_list);
 544     EGLBoolean(GLAPIENTRY* fDestroyStreamKHR)(EGLDisplay dpy,
 545                                               EGLStreamKHR stream);
 546     EGLBoolean(GLAPIENTRY* fQueryStreamKHR)(EGLDisplay dpy, EGLStreamKHR stream,
 547                                             EGLenum attribute, EGLint* value);
 548     // KHR_stream_consumer_gltexture
 549     EGLBoolean(GLAPIENTRY* fStreamConsumerGLTextureExternalKHR)(
 550         EGLDisplay dpy, EGLStreamKHR stream);
 551     EGLBoolean(GLAPIENTRY* fStreamConsumerAcquireKHR)(EGLDisplay dpy,
 552                                                       EGLStreamKHR stream);
 553     EGLBoolean(GLAPIENTRY* fStreamConsumerReleaseKHR)(EGLDisplay dpy,
 554                                                       EGLStreamKHR stream);
 555     // EXT_device_query
 556     EGLBoolean(GLAPIENTRY* fQueryDisplayAttribEXT)(EGLDisplay dpy,
 557                                                    EGLint attribute,
 558                                                    EGLAttrib* value);
 559     EGLBoolean(GLAPIENTRY* fQueryDeviceAttribEXT)(EGLDeviceEXT device,
 560                                                   EGLint attribute,
 561                                                   EGLAttrib* value);
 562     // NV_stream_consumer_gltexture_yuv
 563     EGLBoolean(GLAPIENTRY* fStreamConsumerGLTextureExternalAttribsNV)(
 564         EGLDisplay dpy, EGLStreamKHR stream, const EGLAttrib* attrib_list);
 565     // ANGLE_stream_producer_d3d_texture
 566     EGLBoolean(GLAPIENTRY* fCreateStreamProducerD3DTextureANGLE)(
 567         EGLDisplay dpy, EGLStreamKHR stream, const EGLAttrib* attrib_list);
 568     EGLBoolean(GLAPIENTRY* fStreamPostD3DTextureANGLE)(
 569         EGLDisplay dpy, EGLStreamKHR stream, void* texture,
 570         const EGLAttrib* attrib_list);
 571     // ANGLE_device_creation
 572     EGLDeviceEXT(GLAPIENTRY* fCreateDeviceANGLE)(EGLint device_type,
 573                                                  void* native_device,
 574                                                  const EGLAttrib* attrib_list);
 575     EGLBoolean(GLAPIENTRY* fReleaseDeviceANGLE)(EGLDeviceEXT device);
 576     // EGL_EXT_swap_buffers_with_damage / EGL_KHR_swap_buffers_with_damage
 577     EGLBoolean(GLAPIENTRY* fSwapBuffersWithDamage)(EGLDisplay dpy,
 578                                                    EGLSurface surface,
 579                                                    const EGLint* rects,
 580                                                    EGLint n_rects);
 581     // EGL_KHR_partial_update
 582     EGLBoolean(GLAPIENTRY* fSetDamageRegion)(EGLDisplay dpy, EGLSurface surface,
 583                                              const EGLint* rects,
 584                                              EGLint n_rects);
 585     EGLClientBuffer(GLAPIENTRY* fGetNativeClientBufferANDROID)(
 586         const struct AHardwareBuffer* buffer);
 587   } mSymbols = {};
 588 };
 589
 590 class EglDisplay final {
 591  public:
 592   const RefPtr<GLLibraryEGL> mLib;
 593   const EGLDisplay mDisplay;
 594   const bool mIsWARP;
 595
 596  private:
 597   std::bitset<UnderlyingValue(EGLExtension::Max)> mAvailableExtensions;
 598
 599   struct PrivateUseOnly final {};
 600
 601  public:
 602   static std::shared_ptr<EglDisplay> Create(GLLibraryEGL&, EGLDisplay,
 603                                             bool isWarp);
 604
 605   // Only `public` for make_shared.
 606   EglDisplay(const PrivateUseOnly&, GLLibraryEGL&, EGLDisplay, bool isWarp);
 607
 608  public:
 609   ~EglDisplay();
 610
 611   bool IsExtensionSupported(EGLExtension aKnownExtension) const {
 612     return mAvailableExtensions[UnderlyingValue(aKnownExtension)];
 613   }
 614
 615   void MarkExtensionUnsupported(EGLExtension aKnownExtension) {
 616     mAvailableExtensions[UnderlyingValue(aKnownExtension)] = false;
 617   }
 618
 619   void DumpEGLConfig(EGLConfig) const;
 620   void DumpEGLConfigs() const;
 621
 622   void Shutdown();
 623
 624   // -
 625
 626   bool HasKHRImageBase() const {
 627     return IsExtensionSupported(EGLExtension::KHR_image) ||
 628            IsExtensionSupported(EGLExtension::KHR_image_base);
 629   }
 630
 631   bool HasKHRImagePixmap() const {
 632     return IsExtensionSupported(EGLExtension::KHR_image) ||
 633            IsExtensionSupported(EGLExtension::KHR_image_pixmap);
 634   }
 635
 636   // -
 637
 638   EGLBoolean fTerminate() { return mLib->fTerminate(mDisplay); }
 639
 640   EGLBoolean fMakeCurrent(EGLSurface draw, EGLSurface read,
 641                           EGLContext ctx) const {
 642     return mLib->fMakeCurrent(mDisplay, draw, read, ctx);
 643   }
 644
 645   EGLBoolean fDestroyContext(EGLContext ctx) const {
 646     return mLib->fDestroyContext(mDisplay, ctx);
 647   }
 648
 649   EGLContext fCreateContext(EGLConfig config, EGLContext share_context,
 650                             const EGLint* attrib_list) const {
 651     return mLib->fCreateContext(mDisplay, config, share_context, attrib_list);
 652   }
 653
 654   EGLBoolean fDestroySurface(EGLSurface surface) const {
 655     return mLib->fDestroySurface(mDisplay, surface);
 656   }
 657
 658   EGLSurface fCreateWindowSurface(EGLConfig config, EGLNativeWindowType win,
 659                                   const EGLint* attrib_list) const {
 660     return mLib->fCreateWindowSurface(mDisplay, config, win, attrib_list);
 661   }
 662
 663   EGLSurface fCreatePbufferSurface(EGLConfig config,
 664                                    const EGLint* attrib_list) const {
 665     return mLib->fCreatePbufferSurface(mDisplay, config, attrib_list);
 666   }
 667
 668   EGLSurface fCreatePbufferFromClientBuffer(EGLenum buftype,
 669                                             EGLClientBuffer buffer,
 670                                             EGLConfig config,
 671                                             const EGLint* attrib_list) const {
 672     return mLib->fCreatePbufferFromClientBuffer(mDisplay, buftype, buffer,
 673                                                 config, attrib_list);
 674   }
 675
 676   EGLBoolean fChooseConfig(const EGLint* attrib_list, EGLConfig* configs,
 677                            EGLint config_size, EGLint* num_config) const {
 678     return mLib->fChooseConfig(mDisplay, attrib_list, configs, config_size,
 679                                num_config);
 680   }
 681
 682   EGLBoolean fGetConfigAttrib(EGLConfig config, EGLint attribute,
 683                               EGLint* value) const {
 684     return mLib->fGetConfigAttrib(mDisplay, config, attribute, value);
 685   }
 686
 687   EGLBoolean fGetConfigs(EGLConfig* configs, EGLint config_size,
 688                          EGLint* num_config) const {
 689     return mLib->fGetConfigs(mDisplay, configs, config_size, num_config);
 690   }
 691
 692   EGLBoolean fSwapBuffers(EGLSurface surface) const {
 693     return mLib->fSwapBuffers(mDisplay, surface);
 694   }
 695
 696   EGLBoolean fBindTexImage(EGLSurface surface, EGLint buffer) const {
 697     return mLib->fBindTexImage(mDisplay, surface, buffer);
 698   }
 699
 700   EGLBoolean fReleaseTexImage(EGLSurface surface, EGLint buffer) const {
 701     return mLib->fReleaseTexImage(mDisplay, surface, buffer);
 702   }
 703
 704   EGLBoolean fSwapInterval(EGLint interval) const {
 705     return mLib->fSwapInterval(mDisplay, interval);
 706   }
 707
 708   EGLImage fCreateImage(EGLContext ctx, EGLenum target, EGLClientBuffer buffer,
 709                         const EGLint* attribList) const {
 710     MOZ_ASSERT(HasKHRImageBase());
 711     return mLib->fCreateImage(mDisplay, ctx, target, buffer, attribList);
 712   }
 713
 714   EGLBoolean fDestroyImage(EGLImage image) const {
 715     MOZ_ASSERT(HasKHRImageBase());
 716     return mLib->fDestroyImage(mDisplay, image);
 717   }
 718
 719   EGLBoolean fQuerySurface(EGLSurface surface, EGLint attribute,
 720                            EGLint* value) const {
 721     return mLib->fQuerySurface(mDisplay, surface, attribute, value);
 722   }
 723
 724   EGLBoolean fQuerySurfacePointerANGLE(EGLSurface surface, EGLint attribute,
 725                                        void** value) const {
 726     MOZ_ASSERT(IsExtensionSupported(
 727         EGLExtension::ANGLE_surface_d3d_texture_2d_share_handle));
 728     return mLib->fQuerySurfacePointerANGLE(mDisplay, surface, attribute, value);
 729   }
 730
 731   EGLSync fCreateSync(EGLenum type, const EGLint* attrib_list) const {
 732     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_fence_sync));
 733     return mLib->fCreateSync(mDisplay, type, attrib_list);
 734   }
 735
 736   EGLBoolean fDestroySync(EGLSync sync) const {
 737     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_fence_sync));
 738     return mLib->fDestroySync(mDisplay, sync);
 739   }
 740
 741   EGLint fClientWaitSync(EGLSync sync, EGLint flags, EGLTime timeout) const {
 742     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_fence_sync));
 743     return mLib->fClientWaitSync(mDisplay, sync, flags, timeout);
 744   }
 745
 746   EGLBoolean fGetSyncAttrib(EGLSync sync, EGLint attribute,
 747                             EGLint* value) const {
 748     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_fence_sync));
 749     return mLib->fGetSyncAttrib(mDisplay, sync, attribute, value);
 750   }
 751
 752   EGLint fWaitSync(EGLSync sync, EGLint flags) const {
 753     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_wait_sync));
 754     return mLib->fWaitSync(mDisplay, sync, flags);
 755   }
 756
 757   EGLint fDupNativeFenceFDANDROID(EGLSync sync) const {
 758     MOZ_ASSERT(IsExtensionSupported(EGLExtension::ANDROID_native_fence_sync));
 759     return mLib->fDupNativeFenceFDANDROID(mDisplay, sync);
 760   }
 761
 762   // EXT_device_query
 763   EGLBoolean fQueryDisplayAttribEXT(EGLint attribute, EGLAttrib* value) const {
 764     MOZ_ASSERT(mLib->IsExtensionSupported(EGLLibExtension::EXT_device_query));
 765     return mLib->fQueryDisplayAttribEXT(mDisplay, attribute, value);
 766   }
 767
 768   // KHR_stream
 769   EGLStreamKHR fCreateStreamKHR(const EGLint* attrib_list) const {
 770     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_stream));
 771     return mLib->fCreateStreamKHR(mDisplay, attrib_list);
 772   }
 773
 774   EGLBoolean fDestroyStreamKHR(EGLStreamKHR stream) const {
 775     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_stream));
 776     return mLib->fDestroyStreamKHR(mDisplay, stream);
 777   }
 778
 779   EGLBoolean fQueryStreamKHR(EGLStreamKHR stream, EGLenum attribute,
 780                              EGLint* value) const {
 781     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_stream));
 782     return mLib->fQueryStreamKHR(mDisplay, stream, attribute, value);
 783   }
 784
 785   // KHR_stream_consumer_gltexture
 786   EGLBoolean fStreamConsumerGLTextureExternalKHR(EGLStreamKHR stream) const {
 787     MOZ_ASSERT(
 788         IsExtensionSupported(EGLExtension::KHR_stream_consumer_gltexture));
 789     return mLib->fStreamConsumerGLTextureExternalKHR(mDisplay, stream);
 790   }
 791
 792   EGLBoolean fStreamConsumerAcquireKHR(EGLStreamKHR stream) const {
 793     MOZ_ASSERT(
 794         IsExtensionSupported(EGLExtension::KHR_stream_consumer_gltexture));
 795     return mLib->fStreamConsumerAcquireKHR(mDisplay, stream);
 796   }
 797
 798   EGLBoolean fStreamConsumerReleaseKHR(EGLStreamKHR stream) const {
 799     MOZ_ASSERT(
 800         IsExtensionSupported(EGLExtension::KHR_stream_consumer_gltexture));
 801     return mLib->fStreamConsumerReleaseKHR(mDisplay, stream);
 802   }
 803
 804   // NV_stream_consumer_gltexture_yuv
 805   EGLBoolean fStreamConsumerGLTextureExternalAttribsNV(
 806       EGLStreamKHR stream, const EGLAttrib* attrib_list) const {
 807     MOZ_ASSERT(
 808         IsExtensionSupported(EGLExtension::NV_stream_consumer_gltexture_yuv));
 809     return mLib->fStreamConsumerGLTextureExternalAttribsNV(mDisplay, stream,
 810                                                            attrib_list);
 811   }
 812
 813   // ANGLE_stream_producer_d3d_texture
 814   EGLBoolean fCreateStreamProducerD3DTextureANGLE(
 815       EGLStreamKHR stream, const EGLAttrib* attrib_list) const {
 816     MOZ_ASSERT(
 817         IsExtensionSupported(EGLExtension::ANGLE_stream_producer_d3d_texture));
 818     return mLib->fCreateStreamProducerD3DTextureANGLE(mDisplay, stream,
 819                                                       attrib_list);
 820   }
 821
 822   EGLBoolean fStreamPostD3DTextureANGLE(EGLStreamKHR stream, void* texture,
 823                                         const EGLAttrib* attrib_list) const {
 824     MOZ_ASSERT(
 825         IsExtensionSupported(EGLExtension::ANGLE_stream_producer_d3d_texture));
 826     return mLib->fStreamPostD3DTextureANGLE(mDisplay, stream, texture,
 827                                             attrib_list);
 828   }
 829
 830   // EGL_EXT_swap_buffers_with_damage / EGL_KHR_swap_buffers_with_damage
 831   EGLBoolean fSwapBuffersWithDamage(EGLSurface surface, const EGLint* rects,
 832                                     EGLint n_rects) {
 833     MOZ_ASSERT(
 834         IsExtensionSupported(EGLExtension::EXT_swap_buffers_with_damage) ||
 835         IsExtensionSupported(EGLExtension::KHR_swap_buffers_with_damage));
 836     return mLib->fSwapBuffersWithDamage(mDisplay, surface, rects, n_rects);
 837   }
 838
 839   // EGL_KHR_partial_update
 840   EGLBoolean fSetDamageRegion(EGLSurface surface, const EGLint* rects,
 841                               EGLint n_rects) {
 842     MOZ_ASSERT(IsExtensionSupported(EGLExtension::KHR_partial_update));
 843     return mLib->fSetDamageRegion(mDisplay, surface, rects, n_rects);
 844   }
 845 };
 846
 847 } /* namespace gl */
 848 } /* namespace mozilla */
 849
 850 #endif /* GLLIBRARYEGL_H_ */