Implement EGL_KHR_get_all_proc_addresses.

src/libANGLE/Caps.cpp

@@ -523,7 +523,8 @@ DisplayExtensions::DisplayExtensions()
       glTexture2DImage(false),
       glTextureCubemapImage(false),
       glTexture3DImage(false),
-      glRenderbufferImage(false)
+      glRenderbufferImage(false),
+      getAllProcAddresses(false)
 {
 }
 
@@ -549,6 +550,7 @@ std::vector<std::string> DisplayExtensions::getStrings() const
     InsertExtensionString("EGL_KHR_gl_texture_cubemap_image",              glTextureCubemapImage,          &extensionStrings);
     InsertExtensionString("EGL_KHR_gl_texture_3D_image",                   glTexture3DImage,               &extensionStrings);
     InsertExtensionString("EGL_KHR_gl_renderbuffer_image",                 glRenderbufferImage,            &extensionStrings);
+    InsertExtensionString("EGL_KHR_get_all_proc_addresses",                getAllProcAddresses,            &extensionStrings);
     // clang-format on
 
     return extensionStrings;
@@ -574,7 +576,8 @@ ClientExtensions::ClientExtensions()
       platformBase(false),
       platformANGLE(false),
       platformANGLED3D(false),
-      platformANGLEOpenGL(false)
+      platformANGLEOpenGL(false),
+      clientGetAllProcAddresses(false)
 {
 }
 
@@ -583,12 +586,13 @@ std::vector<std::string> ClientExtensions::getStrings() const
     std::vector<std::string> extensionStrings;
 
     // clang-format off
-    //                   | Extension name                   | Supported flag     | Output vector   |
-    InsertExtensionString("EGL_EXT_client_extensions",       clientExtensions,    &extensionStrings);
-    InsertExtensionString("EGL_EXT_platform_base",           platformBase,        &extensionStrings);
-    InsertExtensionString("EGL_ANGLE_platform_angle",        platformANGLE,       &extensionStrings);
-    InsertExtensionString("EGL_ANGLE_platform_angle_d3d",    platformANGLED3D,    &extensionStrings);
-    InsertExtensionString("EGL_ANGLE_platform_angle_opengl", platformANGLEOpenGL, &extensionStrings);
+    //                   | Extension name                         | Supported flag           | Output vector   |
+    InsertExtensionString("EGL_EXT_client_extensions",             clientExtensions,          &extensionStrings);
+    InsertExtensionString("EGL_EXT_platform_base",                 platformBase,              &extensionStrings);
+    InsertExtensionString("EGL_ANGLE_platform_angle",              platformANGLE,             &extensionStrings);
+    InsertExtensionString("EGL_ANGLE_platform_angle_d3d",          platformANGLED3D,          &extensionStrings);
+    InsertExtensionString("EGL_ANGLE_platform_angle_opengl",       platformANGLEOpenGL,       &extensionStrings);
+    InsertExtensionString("EGL_KHR_client_get_all_proc_addresses", clientGetAllProcAddresses, &extensionStrings);
     // clang-format on
 
     return extensionStrings;

src/libANGLE/Caps.h

@@ -412,6 +412,9 @@ struct DisplayExtensions
 
     // EGL_KHR_gl_renderbuffer_image
     bool glRenderbufferImage;
+
+    // EGL_KHR_get_all_proc_addresses
+    bool getAllProcAddresses;
 };
 
 struct DeviceExtensions
@@ -446,6 +449,9 @@ struct ClientExtensions
 
     // EGL_ANGLE_platform_angle_opengl
     bool platformANGLEOpenGL;
+
+    // EGL_KHR_client_get_all_proc_addresses
+    bool clientGetAllProcAddresses;
 };
 
 }

src/libANGLE/Display.cpp

@@ -725,6 +725,8 @@ static ClientExtensions GenerateClientExtensions()
     extensions.platformANGLEOpenGL = true;
 #endif
 
+    extensions.clientGetAllProcAddresses = true;
+
     return extensions;
 }
 
@@ -753,6 +755,10 @@ const std::string &Display::getClientExtensionString()
 void Display::initDisplayExtensions()
 {
     mDisplayExtensions = mImplementation->getExtensions();
+
+    // Force EGL_KHR_get_all_proc_addresses on.
+    mDisplayExtensions.getAllProcAddresses = true;
+
     mDisplayExtensionString = GenerateExtensionsString(mDisplayExtensions);
 }