protected IGlPlatformSurfaceRenderingSession BeginDraw(EglSurface surface,
EglGlPlatformSurfaceBase.IEglWindowGlPlatformSurfaceInfo info, Action onFinish = null, bool isYFlipped = false)
{
var restoreContext = _egl.PrimaryEglContext.MakeCurrent(surface);
var success = false;
try
{
var egli = _egl.Display.EglInterface;
egli.WaitClient();
egli.WaitGL();
egli.WaitNative(EglConsts.EGL_CORE_NATIVE_ENGINE);
_egl.PrimaryContext.GlInterface.BindFramebuffer(GlConsts.GL_FRAMEBUFFER, 0);
success = true;
return(new Session(_egl.Display, _egl.PrimaryEglContext, surface, info, restoreContext, onFinish, isYFlipped));
}
finally
{
if (!success)
{
restoreContext.Dispose();
}
}
}
public GlRenderTarget(
EglPlatformOpenGlInterface egl,
EglGlPlatformSurfaceBase.IEglWindowGlPlatformSurfaceInfo info,
EglSurface surface)
: base(egl)
{
_info = info;
_surface = surface;
}
public Session(EglDisplay display, EglContext context,
EglSurface glSurface, EglGlPlatformSurfaceBase.IEglWindowGlPlatformSurfaceInfo info,
IDisposable restoreContext, Action onFinish, bool isYFlipped)
{
IsYFlipped = isYFlipped;
_context = context;
_display = display;
_glSurface = glSurface;
_info = info;
_restoreContext = restoreContext;
_onFinish = onFinish;
}
protected IGlPlatformSurfaceRenderingSession BeginDraw(EglSurface surface,
EglGlPlatformSurfaceBase.IEglWindowGlPlatformSurfaceInfo info, Action onFinish = null, bool isYFlipped = false)
{
var l = _context.Lock();
try
{
if (IsCorrupted)
{
throw new RenderTargetCorruptedException();
}
var restoreContext = _context.MakeCurrent(surface);
_display.EglInterface.WaitClient();
_display.EglInterface.WaitGL();
_display.EglInterface.WaitNative(EglConsts.EGL_CORE_NATIVE_ENGINE);
return(new Session(_display, _context, surface, info, l, restoreContext, onFinish, isYFlipped));
}
catch
{
l.Dispose();
throw;
}
}
public WinUiCompositedWindowSurface(WinUICompositorConnection connection, IEglWindowGlPlatformSurfaceInfo info) : base()
{
_connection = connection;
_egl = connection.Egl;
_info = info;
}
