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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ui/ozone/platform/egltest/ozone_platform_egltest.h" | |
| 6 | |
| 7 #include "base/command_line.h" | |
| 8 #include "base/environment.h" | |
| 9 #include "base/files/file_path.h" | |
| 10 #include "base/path_service.h" | |
| 11 #include "library_loaders/libeglplatform_shim.h" | |
| 12 #include "ui/base/cursor/ozone/cursor_factory_ozone.h" | |
| 13 #include "ui/events/ozone/evdev/event_factory_evdev.h" | |
| 14 #include "ui/gfx/ozone/impl/file_surface_factory.h" | |
| 15 #include "ui/gfx/ozone/surface_ozone_egl.h" | |
| 16 #include "ui/gfx/vsync_provider.h" | |
| 17 #include "ui/ozone/ime/input_method_context_factory_ozone.h" | |
| 18 #include "ui/ozone/ozone_platform.h" | |
| 19 #include "ui/ozone/ozone_switches.h" | |
| 20 | |
| 21 #if defined(OS_CHROMEOS) | |
| 22 #include "ui/ozone/common/chromeos/native_display_delegate_ozone.h" | |
| 23 #endif | |
| 24 | |
| 25 #include <EGL/egl.h> | |
| 26 | |
| 27 namespace ui { | |
| 28 | |
| 29 namespace { | |
| 30 | |
| 31 const char kEglplatformShim[] = "EGLPLATFORM_SHIM"; | |
| 32 const char kEglplatformShimDefault[] = "libeglplatform_shim.so.1"; | |
| 33 const char kDefaultEglSoname[] = "libEGL.so.1"; | |
| 34 const char kDefaultGlesSoname[] = "libGLESv2.so.2"; | |
| 35 | |
| 36 // Get the library soname to load. | |
| 37 std::string GetShimLibraryName() { | |
| 38 std::string library; | |
| 39 scoped_ptr<base::Environment> env(base::Environment::Create()); | |
| 40 if (env->GetVar(kEglplatformShim, &library)) | |
| 41 return library; | |
| 42 return kEglplatformShimDefault; | |
| 43 } | |
| 44 | |
| 45 // EGL surface wrapper for libeglplatform_shim. | |
| 46 // | |
| 47 // This just manages the native window lifetime using | |
| 48 // ShimGetNativeWindow & ShimReleaseNativeWindow. | |
| 49 class SurfaceOzoneEgltest : public gfx::SurfaceOzoneEGL { | |
| 50 public: | |
| 51 SurfaceOzoneEgltest(ShimNativeWindowId window_id, | |
| 52 LibeglplatformShimLoader* eglplatform_shim) | |
| 53 : eglplatform_shim_(eglplatform_shim) { | |
| 54 native_window_ = eglplatform_shim_->ShimGetNativeWindow(window_id); | |
| 55 } | |
| 56 virtual ~SurfaceOzoneEgltest() { | |
| 57 CHECK(eglplatform_shim_->ShimReleaseNativeWindow(native_window_)); | |
| 58 } | |
| 59 | |
| 60 virtual intptr_t GetNativeWindow() OVERRIDE { return native_window_; } | |
| 61 | |
| 62 virtual bool ResizeNativeWindow(const gfx::Size& viewport_size) OVERRIDE { | |
| 63 return true; | |
| 64 } | |
| 65 | |
| 66 virtual scoped_ptr<gfx::VSyncProvider> CreateVSyncProvider() OVERRIDE { | |
| 67 return scoped_ptr<gfx::VSyncProvider>(); | |
| 68 } | |
| 69 | |
| 70 private: | |
| 71 LibeglplatformShimLoader* eglplatform_shim_; | |
| 72 intptr_t native_window_; | |
| 73 }; | |
| 74 | |
| 75 // EGL surface factory for libeglplatform_shim. | |
| 76 // | |
| 77 // This finds the right EGL/GLES2 libraries for loading, and creates | |
| 78 // a single native window via ShimCreateWindow for drawing | |
| 79 // into. | |
| 80 class SurfaceFactoryEgltest : public gfx::SurfaceFactoryOzone { | |
| 81 public: | |
| 82 SurfaceFactoryEgltest(LibeglplatformShimLoader* eglplatform_shim) | |
| 83 : eglplatform_shim_(eglplatform_shim), window_id_(SHIM_NO_WINDOW_ID) {} | |
| 84 virtual ~SurfaceFactoryEgltest() { DestroySingleWindow(); } | |
| 85 | |
| 86 // Create the window. | |
| 87 bool CreateSingleWindow(); | |
| 88 void DestroySingleWindow(); | |
| 89 | |
| 90 // SurfaceFactoryOzone: | |
| 91 virtual HardwareState InitializeHardware() OVERRIDE; | |
| 92 virtual void ShutdownHardware() OVERRIDE; | |
| 93 virtual intptr_t GetNativeDisplay() OVERRIDE; | |
| 94 virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE; | |
| 95 virtual scoped_ptr<gfx::SurfaceOzoneEGL> CreateEGLSurfaceForWidget( | |
| 96 gfx::AcceleratedWidget widget) OVERRIDE; | |
| 97 virtual const int32* GetEGLSurfaceProperties( | |
| 98 const int32* desired_list) OVERRIDE; | |
| 99 virtual bool LoadEGLGLES2Bindings( | |
| 100 AddGLLibraryCallback add_gl_library, | |
| 101 SetGLGetProcAddressProcCallback set_gl_get_proc_address) OVERRIDE; | |
| 102 | |
| 103 private: | |
| 104 LibeglplatformShimLoader* eglplatform_shim_; | |
| 105 | |
| 106 // TODO(spang): Remove once we have a windowing API. This limits to 1 window. | |
| 107 ShimNativeWindowId window_id_; | |
| 108 }; | |
| 109 | |
| 110 bool SurfaceFactoryEgltest::CreateSingleWindow() { | |
| 111 window_id_ = eglplatform_shim_->ShimCreateWindow(); | |
| 112 return (window_id_ != SHIM_NO_WINDOW_ID); | |
| 113 } | |
| 114 | |
| 115 void SurfaceFactoryEgltest::DestroySingleWindow() { | |
| 116 if (window_id_ != SHIM_NO_WINDOW_ID) | |
| 117 CHECK(eglplatform_shim_->ShimDestroyWindow(window_id_)); | |
| 118 } | |
| 119 | |
| 120 SurfaceFactoryEgltest::HardwareState | |
| 121 SurfaceFactoryEgltest::InitializeHardware() { | |
| 122 return INITIALIZED; | |
| 123 } | |
| 124 | |
| 125 void SurfaceFactoryEgltest::ShutdownHardware() { | |
| 126 } | |
| 127 | |
| 128 intptr_t SurfaceFactoryEgltest::GetNativeDisplay() { | |
| 129 return eglplatform_shim_->ShimGetNativeDisplay(); | |
| 130 } | |
| 131 | |
| 132 gfx::AcceleratedWidget SurfaceFactoryEgltest::GetAcceleratedWidget() { | |
| 133 if (window_id_ == SHIM_NO_WINDOW_ID && !CreateSingleWindow()) | |
| 134 LOG(FATAL) << "failed to create window"; | |
| 135 return window_id_; | |
| 136 } | |
| 137 | |
| 138 scoped_ptr<gfx::SurfaceOzoneEGL> | |
| 139 SurfaceFactoryEgltest::CreateEGLSurfaceForWidget( | |
| 140 gfx::AcceleratedWidget widget) { | |
| 141 return make_scoped_ptr<gfx::SurfaceOzoneEGL>( | |
| 142 new SurfaceOzoneEgltest(widget, eglplatform_shim_)); | |
| 143 } | |
| 144 | |
| 145 bool SurfaceFactoryEgltest::LoadEGLGLES2Bindings( | |
| 146 AddGLLibraryCallback add_gl_library, | |
| 147 SetGLGetProcAddressProcCallback set_gl_get_proc_address) { | |
| 148 const char* egl_soname = eglplatform_shim_->ShimQueryString(SHIM_EGL_LIBRARY); | |
| 149 const char* gles_soname = | |
| 150 eglplatform_shim_->ShimQueryString(SHIM_GLES_LIBRARY); | |
| 151 if (!egl_soname) | |
| 152 egl_soname = kDefaultEglSoname; | |
| 153 if (!gles_soname) | |
| 154 gles_soname = kDefaultGlesSoname; | |
| 155 | |
| 156 base::NativeLibraryLoadError error; | |
| 157 base::NativeLibrary egl_library = | |
| 158 base::LoadNativeLibrary(base::FilePath(egl_soname), &error); | |
| 159 if (!egl_library) { | |
| 160 LOG(WARNING) << "Failed to load EGL library: " << error.ToString(); | |
| 161 return false; | |
| 162 } | |
| 163 | |
| 164 base::NativeLibrary gles_library = | |
| 165 base::LoadNativeLibrary(base::FilePath(gles_soname), &error); | |
| 166 if (!gles_library) { | |
| 167 LOG(WARNING) << "Failed to load GLES library: " << error.ToString(); | |
| 168 base::UnloadNativeLibrary(egl_library); | |
| 169 return false; | |
| 170 } | |
| 171 | |
| 172 GLGetProcAddressProc get_proc_address = | |
| 173 reinterpret_cast<GLGetProcAddressProc>( | |
| 174 base::GetFunctionPointerFromNativeLibrary(egl_library, | |
| 175 "eglGetProcAddress")); | |
| 176 if (!get_proc_address) { | |
| 177 LOG(ERROR) << "eglGetProcAddress not found."; | |
| 178 base::UnloadNativeLibrary(egl_library); | |
| 179 base::UnloadNativeLibrary(gles_library); | |
| 180 return false; | |
| 181 } | |
| 182 | |
| 183 set_gl_get_proc_address.Run(get_proc_address); | |
| 184 add_gl_library.Run(egl_library); | |
| 185 add_gl_library.Run(gles_library); | |
| 186 return true; | |
| 187 } | |
| 188 | |
| 189 const int32* SurfaceFactoryEgltest::GetEGLSurfaceProperties( | |
| 190 const int32* desired_list) { | |
| 191 static const int32 broken_props[] = { | |
| 192 EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, | |
| 193 EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PBUFFER_BIT, | |
| 194 EGL_NONE, | |
| 195 }; | |
| 196 return broken_props; | |
| 197 } | |
| 198 | |
| 199 // Test platform for EGL. | |
| 200 // | |
| 201 // This is a tiny EGL-based platform. Creation of the native window is | |
| 202 // handled by a separate library called eglplatform_shim.so.1 because | |
| 203 // this itself is platform specific and we want to test out multiple | |
| 204 // hardware platforms. | |
| 205 class OzonePlatformEgltest : public OzonePlatform { | |
| 206 public: | |
| 207 OzonePlatformEgltest() | |
| 208 : surface_factory_ozone_(&eglplatform_shim_), shim_initialized_(false) {} | |
| 209 virtual ~OzonePlatformEgltest() { | |
| 210 if (shim_initialized_) | |
| 211 eglplatform_shim_.ShimTerminate(); | |
| 212 } | |
| 213 | |
| 214 void LoadShim() { | |
| 215 std::string library = GetShimLibraryName(); | |
| 216 | |
| 217 if (eglplatform_shim_.Load(library)) | |
| 218 return; | |
| 219 | |
| 220 base::FilePath module_path; | |
| 221 if (!PathService::Get(base::DIR_MODULE, &module_path)) | |
| 222 LOG(ERROR) << "failed to get DIR_MODULE from PathService"; | |
| 223 base::FilePath library_path = module_path.Append(library); | |
| 224 | |
| 225 if (eglplatform_shim_.Load(library_path.value())) | |
| 226 return; | |
| 227 | |
| 228 LOG(FATAL) << "failed to load " << library; | |
| 229 } | |
| 230 | |
| 231 void Initialize() { | |
| 232 LoadShim(); | |
| 233 shim_initialized_ = eglplatform_shim_.ShimInitialize(); | |
| 234 } | |
| 235 | |
| 236 // OzonePlatform: | |
| 237 virtual gfx::SurfaceFactoryOzone* GetSurfaceFactoryOzone() OVERRIDE { | |
| 238 return &surface_factory_ozone_; | |
| 239 } | |
| 240 virtual EventFactoryOzone* GetEventFactoryOzone() OVERRIDE { | |
| 241 return &event_factory_ozone_; | |
| 242 } | |
| 243 virtual InputMethodContextFactoryOzone* GetInputMethodContextFactoryOzone() | |
| 244 OVERRIDE { | |
| 245 return &input_method_context_factory_ozone_; | |
| 246 } | |
| 247 virtual CursorFactoryOzone* GetCursorFactoryOzone() OVERRIDE { | |
| 248 return &cursor_factory_ozone_; | |
| 249 } | |
| 250 | |
| 251 #if defined(OS_CHROMEOS) | |
| 252 virtual scoped_ptr<NativeDisplayDelegate> CreateNativeDisplayDelegate() | |
| 253 OVERRIDE { | |
| 254 return scoped_ptr<NativeDisplayDelegate>(new NativeDisplayDelegateOzone()); | |
| 255 } | |
| 256 #endif | |
| 257 | |
| 258 private: | |
| 259 LibeglplatformShimLoader eglplatform_shim_; | |
| 260 SurfaceFactoryEgltest surface_factory_ozone_; | |
| 261 EventFactoryEvdev event_factory_ozone_; | |
| 262 InputMethodContextFactoryOzone input_method_context_factory_ozone_; | |
| 263 CursorFactoryOzone cursor_factory_ozone_; | |
| 264 | |
| 265 bool shim_initialized_; | |
| 266 | |
| 267 DISALLOW_COPY_AND_ASSIGN(OzonePlatformEgltest); | |
| 268 }; | |
| 269 | |
| 270 } // namespace | |
| 271 | |
| 272 OzonePlatform* CreateOzonePlatformEgltest() { | |
| 273 OzonePlatformEgltest* platform = new OzonePlatformEgltest; | |
| 274 platform->Initialize(); | |
| 275 return platform; | |
| 276 } | |
| 277 | |
| 278 } // namespace ui | |
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Chromium Code Reviews
Issue 288013002:
Revert 270471 "ozone: Add egltest platform" (Closed)
Base URL: svn://svn.chromium.org/chrome/