namespace
{
+ const uint32_t THRESHOLD_SWAPBUFFER_COUNT = 5;
+ const uint32_t CHECK_EXTENSION_NUMBER = 2;
const std::string EGL_KHR_SURFACELESS_CONTEXT = "EGL_KHR_surfaceless_context";
+ const std::string EGL_KHR_CREATE_CONTEXT = "EGL_KHR_create_context";
}
namespace Dali
mIsWindow( true ),
mDepthBufferRequired( depthBufferRequired == Integration::DepthBufferAvailable::TRUE ),
mStencilBufferRequired( stencilBufferRequired == Integration::StencilBufferAvailable::TRUE ),
- mIsSurfacelessContextSupported( false )
+ mIsSurfacelessContextSupported( false ),
+ mIsKhrCreateContextSupported( false ),
+ mSwapBufferCountAfterResume( 0 )
{
}
// Query EGL extensions to check whether surfaceless context is supported
const char* const extensionStr = eglQueryString( mEglDisplay, EGL_EXTENSIONS );
- std::istringstream stream(extensionStr);
+ std::istringstream stream( extensionStr );
std::string currentExtension;
- while ( std::getline( stream, currentExtension, ' ' ) )
+ uint32_t extensionCheckCount = 0;
+ while( std::getline( stream, currentExtension, ' ' ) && extensionCheckCount < CHECK_EXTENSION_NUMBER )
{
- if ( currentExtension == EGL_KHR_SURFACELESS_CONTEXT )
+ if( currentExtension == EGL_KHR_SURFACELESS_CONTEXT )
{
mIsSurfacelessContextSupported = true;
- break;
+ extensionCheckCount++;
+ }
+ if( currentExtension == EGL_KHR_CREATE_CONTEXT )
+ {
+ mIsKhrCreateContextSupported = true;
+ extensionCheckCount++;
}
}
if(mIsOwnSurface)
{
- glFinish();
-
eglMakeCurrent( mEglDisplay, eglSurface, eglSurface, eglContext );
mCurrentEglContext = eglContext;
if(mIsOwnSurface)
{
- glFinish();
-
eglMakeCurrent( mEglDisplay, eglSurface, eglSurface, mEglContext );
mCurrentEglContext = mEglContext;
{
if ( eglSurface != EGL_NO_SURFACE ) // skip if using surfaceless context
{
+#ifndef DALI_PROFILE_UBUNTU
+ if( mSwapBufferCountAfterResume < THRESHOLD_SWAPBUFFER_COUNT )
+ {
+ DALI_LOG_RELEASE_INFO( "EglImplementation::SwapBuffers started.\n" );
+ }
+#endif //DALI_PROFILE_UBUNTU
+
eglSwapBuffers( mEglDisplay, eglSurface );
+
+#ifndef DALI_PROFILE_UBUNTU
+ if( mSwapBufferCountAfterResume < THRESHOLD_SWAPBUFFER_COUNT )
+ {
+ DALI_LOG_RELEASE_INFO( "EglImplementation::SwapBuffers finished.\n" );
+ mSwapBufferCountAfterResume++;
+ }
+#endif //DALI_PROFILE_UBUNTU
}
}
return true;
}
- bool isTransparent = ( depth == COLOR_DEPTH_32 );
-
mColorDepth = depth;
mIsWindow = isWindowType;
if( mGlesVersion >= 30 )
{
-#ifdef _ARCH_ARM_
configAttribs.PushBack( EGL_OPENGL_ES3_BIT_KHR );
-#else
- configAttribs.PushBack( EGL_OPENGL_ES2_BIT );
-#endif // _ARCH_ARM_
}
else
{
configAttribs.PushBack( EGL_BLUE_SIZE );
configAttribs.PushBack( 8 );
- if ( isTransparent )
- {
- configAttribs.PushBack( EGL_ALPHA_SIZE );
-#ifdef _ARCH_ARM_
- // For underlay video playback, we also need to set the alpha value of the 24/32bit window.
- configAttribs.PushBack( 8 );
-#else
- // There is a bug in the desktop emulator
- // setting EGL_ALPHA_SIZE to 8 results in eglChooseConfig failing
- configAttribs.PushBack( 8 );
-#endif // _ARCH_ARM_
- }
+// For underlay video playback, we also need to set the alpha value of the 24/32bit window.
+ configAttribs.PushBack( EGL_ALPHA_SIZE );
+ configAttribs.PushBack( 8 );
configAttribs.PushBack( EGL_DEPTH_SIZE );
configAttribs.PushBack( mDepthBufferRequired ? 24 : 0 );
#endif // DALI_PROFILE_UBUNTU
configAttribs.PushBack( EGL_NONE );
- if ( eglChooseConfig( mEglDisplay, &(configAttribs[0]), &mEglConfig, 1, &numConfigs ) != EGL_TRUE )
+ // Ensure number of configs is set to 1 as on some drivers,
+ // eglChooseConfig succeeds but does not actually create a proper configuration.
+ if ( ( eglChooseConfig( mEglDisplay, &(configAttribs[0]), &mEglConfig, 1, &numConfigs ) != EGL_TRUE ) ||
+ ( numConfigs != 1 ) )
{
if( mGlesVersion >= 30 )
{
mEglConfig = NULL;
- DALI_LOG_ERROR("Fail to use OpenGL es 3.0. Retring to use OpenGL es 2.0.");
+ DALI_LOG_ERROR("Fail to use OpenGL es 3.0. Retrying to use OpenGL es 2.0.");
return false;
}
+ if ( numConfigs != 1 )
+ {
+ DALI_LOG_ERROR("No configurations found.\n");
+
+ TEST_EGL_ERROR("eglChooseConfig");
+ }
+
EGLint error = eglGetError();
switch (error)
{
Integration::Log::LogMessage(Integration::Log::DebugInfo, "Using OpenGL es %d.%d.\n", mGlesVersion / 10, mGlesVersion % 10 );
mContextAttribs.Clear();
- if( mGlesVersion >= 30 )
+ if( mIsKhrCreateContextSupported )
{
mContextAttribs.Reserve(5);
mContextAttribs.PushBack( EGL_CONTEXT_MAJOR_VERSION_KHR );
{
mContextAttribs.Reserve(3);
mContextAttribs.PushBack( EGL_CONTEXT_CLIENT_VERSION );
- mContextAttribs.PushBack( 2 );
+ mContextAttribs.PushBack( mGlesVersion / 10 );
}
mContextAttribs.PushBack( EGL_NONE );
- if ( numConfigs != 1 )
- {
- DALI_LOG_ERROR("No configurations found.\n");
-
- TEST_EGL_ERROR("eglChooseConfig");
- }
-
return true;
}
// the surface is bound to the context, so set the context to null
MakeContextNull();
- // destroy the surface
- DestroySurface( eglSurface );
+ if( eglSurface )
+ {
+ // destroy the surface
+ DestroySurface( eglSurface );
+ }
// create the EGL surface
- CreateSurfaceWindow( window, mColorDepth );
+ EGLSurface newEglSurface = CreateSurfaceWindow( window, mColorDepth );
// set the context to be current with the new surface
- MakeContextCurrent( eglSurface, eglContext );
+ MakeContextCurrent( newEglSurface, eglContext );
return contextLost;
}
mGlesVersion = glesVersion;
}
+void EglImplementation::SetFirstFrameAfterResume()
+{
+ mSwapBufferCountAfterResume = 0;
+}
+
EGLDisplay EglImplementation::GetDisplay() const
{
return mEglDisplay;
return mIsSurfacelessContextSupported;
}
+void EglImplementation::WaitClient()
+{
+ // Wait for EGL to finish executing all rendering calls for the current context
+ if ( eglWaitClient() != EGL_TRUE )
+ {
+ TEST_EGL_ERROR("eglWaitClient");
+ }
+}
+
} // namespace Adaptor
} // namespace Internal