win32: Use the Cogl WGL winsys
Cogl now has a full WGL winsys so Clutter doesn't need to directly deal with WGL itself.
This commit is contained in:
parent
36e3a19722
commit
f5ace7b2a5
@ -54,6 +54,15 @@ static HINSTANCE clutter_hinst = NULL;
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/* various flags corresponding to pre init setup calls */
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/* various flags corresponding to pre init setup calls */
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static gboolean _no_event_retrieval = FALSE;
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static gboolean _no_event_retrieval = FALSE;
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G_CONST_RETURN gchar *
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_clutter_backend_win32_get_vblank (void)
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{
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if (clutter_vblank_name && strcmp (clutter_vblank_name, "0") == 0)
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return "none";
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else
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return clutter_vblank_name;
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}
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gboolean
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gboolean
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clutter_backend_win32_pre_parse (ClutterBackend *backend,
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clutter_backend_win32_pre_parse (ClutterBackend *backend,
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GError **error)
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GError **error)
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@ -125,6 +134,7 @@ clutter_backend_win32_finalize (GObject *gobject)
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static void
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static void
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clutter_backend_win32_dispose (GObject *gobject)
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clutter_backend_win32_dispose (GObject *gobject)
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{
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{
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ClutterBackend *backend = CLUTTER_BACKEND (gobject);
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ClutterBackendWin32 *backend_win32 = CLUTTER_BACKEND_WIN32 (gobject);
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ClutterBackendWin32 *backend_win32 = CLUTTER_BACKEND_WIN32 (gobject);
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ClutterStageManager *stage_manager;
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ClutterStageManager *stage_manager;
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@ -139,26 +149,13 @@ clutter_backend_win32_dispose (GObject *gobject)
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/* Unrealize all shaders, since the GL context is going away */
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/* Unrealize all shaders, since the GL context is going away */
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_clutter_shader_release_all ();
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_clutter_shader_release_all ();
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if (backend_win32->gl_context)
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{
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wglMakeCurrent (NULL, NULL);
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wglDeleteContext (backend_win32->gl_context);
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backend_win32->gl_context = NULL;
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}
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if (backend_win32->dummy_dc)
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{
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ReleaseDC (backend_win32->dummy_hwnd, backend_win32->dummy_dc);
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backend_win32->dummy_dc = NULL;
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}
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if (backend_win32->dummy_hwnd)
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{
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DestroyWindow (backend_win32->dummy_hwnd);
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backend_win32->dummy_hwnd = NULL;
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}
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G_OBJECT_CLASS (clutter_backend_win32_parent_class)->dispose (gobject);
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G_OBJECT_CLASS (clutter_backend_win32_parent_class)->dispose (gobject);
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if (backend->cogl_context)
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{
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cogl_object_unref (backend->cogl_context);
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backend->cogl_context = NULL;
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}
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}
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}
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static GObject *
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static GObject *
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@ -185,296 +182,110 @@ clutter_backend_win32_constructor (GType gtype,
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return g_object_ref (backend_singleton);
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return g_object_ref (backend_singleton);
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}
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}
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static gboolean
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check_vblank_env (const char *name)
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{
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return clutter_vblank_name && !g_ascii_strcasecmp (clutter_vblank_name, name);
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}
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ClutterFeatureFlags
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ClutterFeatureFlags
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clutter_backend_win32_get_features (ClutterBackend *backend)
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clutter_backend_win32_get_features (ClutterBackend *backend)
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{
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{
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ClutterBackendClass *parent_class;
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ClutterFeatureFlags flags;
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ClutterFeatureFlags flags;
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const gchar *extensions;
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SwapIntervalProc swap_interval;
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ClutterBackendWin32 *backend_win32;
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/* this will make sure that the GL context exists and is bound to a
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parent_class = CLUTTER_BACKEND_CLASS (clutter_backend_win32_parent_class);
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drawable */
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backend_win32 = CLUTTER_BACKEND_WIN32 (backend);
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g_return_val_if_fail (backend_win32->gl_context != NULL, 0);
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g_return_val_if_fail (wglGetCurrentDC () != NULL, 0);
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extensions = (const gchar *) glGetString (GL_EXTENSIONS);
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flags = CLUTTER_FEATURE_STAGE_USER_RESIZE | CLUTTER_FEATURE_STAGE_CURSOR;
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CLUTTER_NOTE (BACKEND,
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if (cogl_clutter_winsys_has_feature (COGL_WINSYS_FEATURE_MULTIPLE_ONSCREEN))
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"Checking features\n"
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" GL_VENDOR: %s\n"
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" GL_RENDERER: %s\n"
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" GL_VERSION: %s\n"
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" GL_EXTENSIONS: %s\n",
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glGetString (GL_VENDOR),
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glGetString (GL_RENDERER),
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glGetString (GL_VERSION),
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extensions);
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flags = CLUTTER_FEATURE_STAGE_USER_RESIZE
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| CLUTTER_FEATURE_STAGE_CURSOR
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| CLUTTER_FEATURE_STAGE_MULTIPLE;
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/* If the VBlank should be left at the default or it has been
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disabled elsewhere (eg NVIDIA) then don't bother trying to check
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for the swap control extension */
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if (getenv ("__GL_SYNC_TO_VBLANK") || check_vblank_env ("default"))
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CLUTTER_NOTE (BACKEND, "vblank sync: left at default at user request");
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else if (cogl_clutter_check_extension ("WGL_EXT_swap_control", extensions)
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&& (swap_interval = (SwapIntervalProc)
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wglGetProcAddress ((LPCSTR) "wglSwapIntervalEXT")))
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{
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{
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/* According to the specification for the WGL_EXT_swap_control
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CLUTTER_NOTE (BACKEND, "Cogl supports multiple onscreen framebuffers");
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extension the default swap interval is 1 anyway, so if no
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flags |= CLUTTER_FEATURE_STAGE_MULTIPLE;
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vblank is requested then we should explicitly set it to
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zero */
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if (check_vblank_env ("none"))
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{
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if (swap_interval (0))
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CLUTTER_NOTE (BACKEND, "vblank sync: successfully disabled");
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else
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CLUTTER_NOTE (BACKEND, "vblank sync: disabling failed");
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}
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}
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else
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else
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{
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{
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if (swap_interval (1))
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CLUTTER_NOTE (BACKEND, "Cogl only supports one onscreen framebuffer");
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flags |= CLUTTER_FEATURE_STAGE_STATIC;
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}
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if (cogl_clutter_winsys_has_feature (COGL_WINSYS_FEATURE_SWAP_THROTTLE))
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{
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{
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CLUTTER_NOTE (BACKEND, "Cogl supports swap buffers throttling");
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flags |= CLUTTER_FEATURE_SYNC_TO_VBLANK;
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flags |= CLUTTER_FEATURE_SYNC_TO_VBLANK;
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CLUTTER_NOTE (BACKEND, "vblank sync: wglSwapIntervalEXT "
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"vblank setup success");
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}
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}
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else
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else
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CLUTTER_NOTE (BACKEND, "vblank sync: wglSwapIntervalEXT "
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CLUTTER_NOTE (BACKEND, "Cogl doesn't support swap buffers throttling");
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"vblank setup failed");
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}
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}
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else
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CLUTTER_NOTE (BACKEND, "no use-able vblank mechanism found");
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CLUTTER_NOTE (BACKEND, "backend features checked");
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CLUTTER_NOTE (BACKEND, "backend features checked");
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return flags;
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return flags;
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}
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}
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static ATOM
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clutter_backend_win32_get_dummy_window_class ()
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{
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static ATOM klass = 0;
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if (klass == 0)
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{
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WNDCLASSW wndclass;
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memset (&wndclass, 0, sizeof (wndclass));
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wndclass.lpfnWndProc = DefWindowProc;
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wndclass.hInstance = GetModuleHandleW (NULL);
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wndclass.lpszClassName = L"ClutterBackendWin32DummyWindow";
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klass = RegisterClassW (&wndclass);
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}
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return klass;
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}
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static gboolean
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clutter_backend_win32_pixel_format_is_better (const PIXELFORMATDESCRIPTOR *pfa,
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const PIXELFORMATDESCRIPTOR *pfb)
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{
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/* Always prefer a format with a stencil buffer */
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if (pfa->cStencilBits == 0)
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{
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if (pfb->cStencilBits > 0)
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return TRUE;
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}
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else if (pfb->cStencilBits == 0)
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return FALSE;
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/* Prefer a bigger color buffer */
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if (pfb->cColorBits > pfa->cColorBits)
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return TRUE;
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else if (pfb->cColorBits < pfa->cColorBits)
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return FALSE;
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/* Prefer a bigger depth buffer */
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return pfb->cDepthBits > pfa->cDepthBits;
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}
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static int
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clutter_backend_win32_choose_pixel_format (HDC dc, PIXELFORMATDESCRIPTOR *pfd)
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{
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int i, num_formats, best_pf = 0;
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PIXELFORMATDESCRIPTOR best_pfd;
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num_formats = DescribePixelFormat (dc, 0, sizeof (best_pfd), NULL);
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for (i = 1; i <= num_formats; i++)
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{
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memset (pfd, 0, sizeof (*pfd));
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if (DescribePixelFormat (dc, i, sizeof (best_pfd), pfd)
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/* Check whether this format is useable by Clutter */
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&& ((pfd->dwFlags & (PFD_SUPPORT_OPENGL
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| PFD_DRAW_TO_WINDOW
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| PFD_DOUBLEBUFFER
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| PFD_GENERIC_FORMAT))
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== (PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER | PFD_DRAW_TO_WINDOW))
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&& pfd->iPixelType == PFD_TYPE_RGBA
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&& pfd->cColorBits >= 16 && pfd->cColorBits <= 32
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&& pfd->cDepthBits >= 16 && pfd->cDepthBits <= 32
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/* Check whether this is a better format than one we've
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already found */
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&& (best_pf == 0
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|| clutter_backend_win32_pixel_format_is_better (&best_pfd, pfd)))
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{
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best_pf = i;
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best_pfd = *pfd;
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}
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}
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*pfd = best_pfd;
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return best_pf;
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}
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static gboolean
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static gboolean
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clutter_backend_win32_create_context (ClutterBackend *backend,
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clutter_backend_win32_create_context (ClutterBackend *backend,
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GError **error)
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GError **error)
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{
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{
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ClutterBackendWin32 *backend_win32 = CLUTTER_BACKEND_WIN32 (backend);
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CoglSwapChain *swap_chain;
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CoglOnscreenTemplate *onscreen_template;
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/* COGL assumes that there is always a GL context selected; in order
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if (backend->cogl_context)
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* to make sure that a WGL context exists and is made current, we
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return TRUE;
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* use a small dummy window that never gets shown to which we can
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* always fall back if no stage is available
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*/
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if (backend_win32->dummy_hwnd == NULL)
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{
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ATOM window_class = clutter_backend_win32_get_dummy_window_class ();
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if (window_class == 0)
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backend->cogl_renderer = cogl_renderer_new ();
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{
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if (!cogl_renderer_connect (backend->cogl_renderer, error))
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g_critical ("Unable to register window class");
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goto error;
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return FALSE;
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}
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backend_win32->dummy_hwnd =
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swap_chain = cogl_swap_chain_new ();
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CreateWindowW ((LPWSTR) MAKEINTATOM (window_class),
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L".",
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WS_OVERLAPPEDWINDOW,
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CW_USEDEFAULT,
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CW_USEDEFAULT,
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1, 1,
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NULL, NULL,
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GetModuleHandle (NULL),
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NULL);
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if (backend_win32->dummy_hwnd == NULL)
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onscreen_template = cogl_onscreen_template_new (swap_chain);
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{
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cogl_object_unref (swap_chain);
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g_critical ("Unable to create dummy window");
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return FALSE;
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}
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}
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if (backend_win32->dummy_dc == NULL)
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if (!cogl_renderer_check_onscreen_template (backend->cogl_renderer,
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{
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onscreen_template,
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PIXELFORMATDESCRIPTOR pfd;
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error))
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int pf;
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goto error;
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backend_win32->dummy_dc = GetDC (backend_win32->dummy_hwnd);
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backend->cogl_display = cogl_display_new (backend->cogl_renderer,
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onscreen_template);
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cogl_object_unref (backend->cogl_renderer);
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cogl_object_unref (onscreen_template);
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pf = clutter_backend_win32_choose_pixel_format (backend_win32->dummy_dc,
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if (!cogl_display_setup (backend->cogl_display, error))
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&pfd);
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goto error;
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if (pf == 0 || !SetPixelFormat (backend_win32->dummy_dc, pf, &pfd))
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backend->cogl_context = cogl_context_new (backend->cogl_display, error);
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{
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if (!backend->cogl_context)
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g_critical ("Unable to find suitable GL pixel format");
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goto error;
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ReleaseDC (backend_win32->dummy_hwnd, backend_win32->dummy_dc);
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backend_win32->dummy_dc = NULL;
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return FALSE;
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}
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}
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if (backend_win32->gl_context == NULL)
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/* XXX: eventually this should go away but a lot of Cogl code still
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{
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* depends on a global default context. */
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backend_win32->gl_context = wglCreateContext (backend_win32->dummy_dc);
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cogl_set_default_context (backend->cogl_context);
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if (backend_win32->gl_context == NULL)
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{
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g_critical ("Unable to create suitable GL context");
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return FALSE;
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}
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}
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CLUTTER_NOTE (BACKEND, "Selecting dummy 0x%x for the WGL context",
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(unsigned int) backend_win32->dummy_hwnd);
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wglMakeCurrent (backend_win32->dummy_dc, backend_win32->gl_context);
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return TRUE;
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return TRUE;
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error:
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if (backend->cogl_display)
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{
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cogl_object_unref (backend->cogl_display);
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backend->cogl_display = NULL;
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}
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if (onscreen_template)
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cogl_object_unref (onscreen_template);
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if (swap_chain)
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cogl_object_unref (swap_chain);
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if (backend->cogl_renderer)
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{
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cogl_object_unref (backend->cogl_renderer);
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backend->cogl_renderer = NULL;
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}
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return FALSE;
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}
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}
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static void
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static void
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clutter_backend_win32_ensure_context (ClutterBackend *backend,
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clutter_backend_win32_ensure_context (ClutterBackend *backend,
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ClutterStage *stage)
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ClutterStage *stage)
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{
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{
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ClutterStageWindow *impl;
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ClutterStageWin32 *stage_win32 =
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CLUTTER_STAGE_WIN32 (_clutter_stage_get_window (stage));
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if (stage == NULL ||
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cogl_set_framebuffer (COGL_FRAMEBUFFER (stage_win32->onscreen));
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CLUTTER_ACTOR_IN_DESTRUCTION (stage) ||
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((impl = _clutter_stage_get_window (stage)) == NULL))
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{
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CLUTTER_NOTE (MULTISTAGE, "Clearing all context");
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wglMakeCurrent (NULL, NULL);
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}
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else
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{
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ClutterBackendWin32 *backend_win32;
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ClutterStageWin32 *stage_win32;
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g_return_if_fail (impl != NULL);
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|
||||||
CLUTTER_NOTE (MULTISTAGE, "Setting context for stage of type %s [%p]",
|
|
||||||
g_type_name (G_OBJECT_TYPE (impl)),
|
|
||||||
impl);
|
|
||||||
|
|
||||||
backend_win32 = CLUTTER_BACKEND_WIN32 (backend);
|
|
||||||
stage_win32 = CLUTTER_STAGE_WIN32 (impl);
|
|
||||||
|
|
||||||
/* no GL context to set */
|
|
||||||
if (backend_win32->gl_context == NULL)
|
|
||||||
return;
|
|
||||||
|
|
||||||
/* we might get here inside the final dispose cycle, so we
|
|
||||||
* need to handle this gracefully
|
|
||||||
*/
|
|
||||||
if (stage_win32->client_dc == NULL)
|
|
||||||
{
|
|
||||||
CLUTTER_NOTE (MULTISTAGE,
|
|
||||||
"Received a stale stage, clearing all context");
|
|
||||||
|
|
||||||
if (backend_win32->dummy_dc != NULL)
|
|
||||||
wglMakeCurrent (backend_win32->dummy_dc,
|
|
||||||
backend_win32->gl_context);
|
|
||||||
else
|
|
||||||
wglMakeCurrent (NULL, NULL);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
CLUTTER_NOTE (BACKEND,
|
|
||||||
"MakeCurrent window %p (%s), context %p",
|
|
||||||
stage_win32->hwnd,
|
|
||||||
stage_win32->is_foreign_win ? "foreign" : "native",
|
|
||||||
backend_win32->gl_context);
|
|
||||||
wglMakeCurrent (stage_win32->client_dc,
|
|
||||||
backend_win32->gl_context);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static ClutterStageWindow *
|
static ClutterStageWindow *
|
||||||
@ -558,7 +369,6 @@ clutter_backend_win32_class_init (ClutterBackendWin32Class *klass)
|
|||||||
static void
|
static void
|
||||||
clutter_backend_win32_init (ClutterBackendWin32 *backend_win32)
|
clutter_backend_win32_init (ClutterBackendWin32 *backend_win32)
|
||||||
{
|
{
|
||||||
backend_win32->gl_context = NULL;
|
|
||||||
backend_win32->invisible_cursor = NULL;
|
backend_win32->invisible_cursor = NULL;
|
||||||
|
|
||||||
/* FIXME: get from GetSystemMetric?
|
/* FIXME: get from GetSystemMetric?
|
||||||
|
@ -46,10 +46,6 @@ struct _ClutterBackendWin32
|
|||||||
{
|
{
|
||||||
ClutterBackend parent_instance;
|
ClutterBackend parent_instance;
|
||||||
|
|
||||||
HGLRC gl_context;
|
|
||||||
HWND dummy_hwnd;
|
|
||||||
HDC dummy_dc;
|
|
||||||
|
|
||||||
HCURSOR invisible_cursor;
|
HCURSOR invisible_cursor;
|
||||||
|
|
||||||
GSource *event_source;
|
GSource *event_source;
|
||||||
@ -76,6 +72,8 @@ clutter_backend_win32_get_features (ClutterBackend *backend);
|
|||||||
|
|
||||||
HCURSOR _clutter_backend_win32_get_invisible_cursor (ClutterBackend *backend);
|
HCURSOR _clutter_backend_win32_get_invisible_cursor (ClutterBackend *backend);
|
||||||
|
|
||||||
|
G_CONST_RETURN gchar *_clutter_backend_win32_get_vblank (void);
|
||||||
|
|
||||||
G_END_DECLS
|
G_END_DECLS
|
||||||
|
|
||||||
#endif /* __CLUTTER_BACKEND_WIN32_H__ */
|
#endif /* __CLUTTER_BACKEND_WIN32_H__ */
|
||||||
|
@ -348,6 +348,7 @@ get_key_modifier_state (const BYTE *key_states)
|
|||||||
gboolean
|
gboolean
|
||||||
clutter_win32_handle_event (const MSG *msg)
|
clutter_win32_handle_event (const MSG *msg)
|
||||||
{
|
{
|
||||||
|
ClutterBackend *backend;
|
||||||
ClutterBackendWin32 *backend_win32;
|
ClutterBackendWin32 *backend_win32;
|
||||||
ClutterStageWin32 *stage_win32;
|
ClutterStageWin32 *stage_win32;
|
||||||
ClutterDeviceManager *manager;
|
ClutterDeviceManager *manager;
|
||||||
@ -365,6 +366,13 @@ clutter_win32_handle_event (const MSG *msg)
|
|||||||
impl = _clutter_stage_get_window (stage);
|
impl = _clutter_stage_get_window (stage);
|
||||||
stage_win32 = CLUTTER_STAGE_WIN32 (impl);
|
stage_win32 = CLUTTER_STAGE_WIN32 (impl);
|
||||||
backend_win32 = stage_win32->backend;
|
backend_win32 = stage_win32->backend;
|
||||||
|
backend = CLUTTER_BACKEND (backend_win32);
|
||||||
|
|
||||||
|
/* Give Cogl a chance to handle the message first */
|
||||||
|
if (backend->cogl_renderer != NULL &&
|
||||||
|
cogl_renderer_handle_native_event (backend->cogl_renderer,
|
||||||
|
(void *) msg) == COGL_FILTER_REMOVE)
|
||||||
|
return TRUE;
|
||||||
|
|
||||||
manager = clutter_device_manager_get_default ();
|
manager = clutter_device_manager_get_default ();
|
||||||
core_pointer =
|
core_pointer =
|
||||||
|
@ -392,14 +392,24 @@ static gboolean
|
|||||||
clutter_stage_win32_realize (ClutterStageWindow *stage_window)
|
clutter_stage_win32_realize (ClutterStageWindow *stage_window)
|
||||||
{
|
{
|
||||||
ClutterStageWin32 *stage_win32 = CLUTTER_STAGE_WIN32 (stage_window);
|
ClutterStageWin32 *stage_win32 = CLUTTER_STAGE_WIN32 (stage_window);
|
||||||
|
ClutterBackend *backend;
|
||||||
ClutterBackendWin32 *backend_win32;
|
ClutterBackendWin32 *backend_win32;
|
||||||
PIXELFORMATDESCRIPTOR pfd;
|
CoglFramebuffer *framebuffer;
|
||||||
int pf;
|
gfloat width;
|
||||||
|
gfloat height;
|
||||||
GError *error = NULL;
|
GError *error = NULL;
|
||||||
|
const char *clutter_vblank;
|
||||||
|
|
||||||
CLUTTER_NOTE (MISC, "Realizing main stage");
|
CLUTTER_NOTE (MISC, "Realizing main stage");
|
||||||
|
|
||||||
backend_win32 = CLUTTER_BACKEND_WIN32 (clutter_get_default_backend ());
|
backend = CLUTTER_BACKEND (stage_win32->backend);
|
||||||
|
backend_win32 = CLUTTER_BACKEND_WIN32 (backend);
|
||||||
|
|
||||||
|
clutter_actor_get_size (CLUTTER_ACTOR (stage_win32->wrapper),
|
||||||
|
&width, &height);
|
||||||
|
|
||||||
|
stage_win32->onscreen = cogl_onscreen_new (backend->cogl_context,
|
||||||
|
width, height);
|
||||||
|
|
||||||
if (stage_win32->hwnd == NULL)
|
if (stage_win32->hwnd == NULL)
|
||||||
{
|
{
|
||||||
@ -457,10 +467,22 @@ clutter_stage_win32_realize (ClutterStageWindow *stage_window)
|
|||||||
SetWindowLongPtrW (stage_win32->hwnd, 0, (LONG_PTR) stage_win32);
|
SetWindowLongPtrW (stage_win32->hwnd, 0, (LONG_PTR) stage_win32);
|
||||||
}
|
}
|
||||||
|
|
||||||
if (stage_win32->client_dc)
|
cogl_onscreen_win32_set_foreign_window (stage_win32->onscreen,
|
||||||
ReleaseDC (stage_win32->hwnd, stage_win32->client_dc);
|
stage_win32->hwnd);
|
||||||
|
|
||||||
stage_win32->client_dc = GetDC (stage_win32->hwnd);
|
clutter_vblank = _clutter_backend_win32_get_vblank ();
|
||||||
|
if (clutter_vblank && strcmp (clutter_vblank, "none") == 0)
|
||||||
|
cogl_onscreen_set_swap_throttled (stage_win32->onscreen, FALSE);
|
||||||
|
|
||||||
|
framebuffer = COGL_FRAMEBUFFER (stage_win32->onscreen);
|
||||||
|
if (!cogl_framebuffer_allocate (framebuffer, &error))
|
||||||
|
{
|
||||||
|
g_warning ("Failed to allocate stage: %s", error->message);
|
||||||
|
g_error_free (error);
|
||||||
|
cogl_object_unref (stage_win32->onscreen);
|
||||||
|
stage_win32->onscreen = NULL;
|
||||||
|
goto fail;
|
||||||
|
}
|
||||||
|
|
||||||
/* Create a context. This will be a no-op if we already have one */
|
/* Create a context. This will be a no-op if we already have one */
|
||||||
if (!_clutter_backend_create_context (CLUTTER_BACKEND (backend_win32),
|
if (!_clutter_backend_create_context (CLUTTER_BACKEND (backend_win32),
|
||||||
@ -471,15 +493,6 @@ clutter_stage_win32_realize (ClutterStageWindow *stage_window)
|
|||||||
goto fail;
|
goto fail;
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Use the same pixel format as the dummy DC */
|
|
||||||
pf = GetPixelFormat (backend_win32->dummy_dc);
|
|
||||||
DescribePixelFormat (backend_win32->dummy_dc, pf, sizeof (pfd), &pfd);
|
|
||||||
if (!SetPixelFormat (stage_win32->client_dc, pf, &pfd))
|
|
||||||
{
|
|
||||||
g_critical ("Unable to find suitable GL pixel format");
|
|
||||||
goto fail;
|
|
||||||
}
|
|
||||||
|
|
||||||
CLUTTER_NOTE (BACKEND, "Successfully realized stage");
|
CLUTTER_NOTE (BACKEND, "Successfully realized stage");
|
||||||
|
|
||||||
return TRUE;
|
return TRUE;
|
||||||
@ -491,12 +504,6 @@ clutter_stage_win32_realize (ClutterStageWindow *stage_window)
|
|||||||
static void
|
static void
|
||||||
clutter_stage_win32_unprepare_window (ClutterStageWin32 *stage_win32)
|
clutter_stage_win32_unprepare_window (ClutterStageWin32 *stage_win32)
|
||||||
{
|
{
|
||||||
if (stage_win32->client_dc)
|
|
||||||
{
|
|
||||||
ReleaseDC (stage_win32->hwnd, stage_win32->client_dc);
|
|
||||||
stage_win32->client_dc = NULL;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (!stage_win32->is_foreign_win && stage_win32->hwnd)
|
if (!stage_win32->is_foreign_win && stage_win32->hwnd)
|
||||||
{
|
{
|
||||||
/* Drop the pointer to this stage in the window so that any
|
/* Drop the pointer to this stage in the window so that any
|
||||||
@ -527,8 +534,8 @@ clutter_stage_win32_redraw (ClutterStageWindow *stage_window)
|
|||||||
_clutter_stage_do_paint (stage_win32->wrapper, NULL);
|
_clutter_stage_do_paint (stage_win32->wrapper, NULL);
|
||||||
cogl_flush ();
|
cogl_flush ();
|
||||||
|
|
||||||
if (stage_win32->client_dc)
|
if (stage_win32->onscreen)
|
||||||
SwapBuffers (stage_win32->client_dc);
|
cogl_framebuffer_swap_buffers (COGL_FRAMEBUFFER (stage_win32->onscreen));
|
||||||
}
|
}
|
||||||
|
|
||||||
static void
|
static void
|
||||||
@ -543,7 +550,10 @@ clutter_stage_win32_dispose (GObject *gobject)
|
|||||||
clutter_stage_win32_unprepare_window (stage_win32);
|
clutter_stage_win32_unprepare_window (stage_win32);
|
||||||
|
|
||||||
if (stage_win32->wtitle)
|
if (stage_win32->wtitle)
|
||||||
|
{
|
||||||
g_free (stage_win32->wtitle);
|
g_free (stage_win32->wtitle);
|
||||||
|
stage_win32->wtitle = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
G_OBJECT_CLASS (clutter_stage_win32_parent_class)->dispose (gobject);
|
G_OBJECT_CLASS (clutter_stage_win32_parent_class)->dispose (gobject);
|
||||||
}
|
}
|
||||||
@ -560,7 +570,6 @@ static void
|
|||||||
clutter_stage_win32_init (ClutterStageWin32 *stage)
|
clutter_stage_win32_init (ClutterStageWin32 *stage)
|
||||||
{
|
{
|
||||||
stage->hwnd = NULL;
|
stage->hwnd = NULL;
|
||||||
stage->client_dc = NULL;
|
|
||||||
stage->win_width = 640;
|
stage->win_width = 640;
|
||||||
stage->win_height = 480;
|
stage->win_height = 480;
|
||||||
stage->backend = NULL;
|
stage->backend = NULL;
|
||||||
|
@ -44,8 +44,9 @@ struct _ClutterStageWin32
|
|||||||
{
|
{
|
||||||
ClutterGroup parent_instance;
|
ClutterGroup parent_instance;
|
||||||
|
|
||||||
|
CoglOnscreen *onscreen;
|
||||||
|
|
||||||
HWND hwnd;
|
HWND hwnd;
|
||||||
HDC client_dc;
|
|
||||||
gint win_width;
|
gint win_width;
|
||||||
gint win_height;
|
gint win_height;
|
||||||
gint scroll_pos;
|
gint scroll_pos;
|
||||||
|
Loading…
Reference in New Issue
Block a user