mirror of
https://github.com/brl/mutter.git
synced 2024-11-22 08:00:42 -05:00
2007-05-02 Matthew Allum <mallum@openedhand.com>
* clutter/Makefile.am: * clutter/clutter-stage.c: * clutter/sdl/Makefile.am: * clutter/sdl/clutter-backend-sdl.c: * clutter/sdl/clutter-backend-sdl.h: * clutter/sdl/clutter-event-sdl.c: * clutter/sdl/clutter-sdl.h: * clutter/sdl/clutter-stage-sdl.c: * clutter/sdl/clutter-stage-sdl.h: * configure.ac: Add a basic SDL based backend. Lacks real input event handling (translation) as yet. Also allows for clutter to be built against dgles.
This commit is contained in:
parent
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16
ChangeLog
16
ChangeLog
@ -1,3 +1,19 @@
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2007-05-02 Matthew Allum <mallum@openedhand.com>
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* clutter/Makefile.am:
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* clutter/clutter-stage.c:
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* clutter/sdl/Makefile.am:
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* clutter/sdl/clutter-backend-sdl.c:
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* clutter/sdl/clutter-backend-sdl.h:
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* clutter/sdl/clutter-event-sdl.c:
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* clutter/sdl/clutter-sdl.h:
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* clutter/sdl/clutter-stage-sdl.c:
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* clutter/sdl/clutter-stage-sdl.h:
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* configure.ac:
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Add a basic SDL based backend. Lacks real input event handling
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(translation) as yet.
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Also allows for clutter to be built against dgles.
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2007-05-02 Matthew Allum <mallum@openedhand.com>
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* clutter/clutter-actor.c:
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@ -2,7 +2,7 @@ NULL =
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SUBDIRS = cogl pango $(clutterbackend)
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DIST_SUBDIRS = pango glx egl cogl
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DIST_SUBDIRS = pango glx egl cogl sdl
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target = $(clutterbackend)
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@ -120,8 +120,8 @@ typedef void (* ClutterEventFunc) (ClutterEvent *event,
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/* the event dispatcher function */
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extern ClutterEventFunc _clutter_event_func;
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extern gpointer _clutter_event_data;
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extern GDestroyNotify _clutter_event_destroy;
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extern gpointer _clutter_event_data;
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extern GDestroyNotify _clutter_event_destroy;
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void _clutter_set_events_handler (ClutterEventFunc func,
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gpointer data,
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@ -619,11 +619,13 @@ clutter_stage_snapshot (ClutterStage *stage,
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void
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_clutter_stage_sync_viewport (ClutterStage *stage)
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{
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/* FIXME:
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* Something needs to be done with this func, apps may need to
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* overide it and its need better integration into the backend.
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*/
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ClutterActor *actor;
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gint width, height;
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/* FIXME: SHould be able to completely overide this func.. */
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g_return_if_fail (CLUTTER_IS_STAGE (stage));
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actor = CLUTTER_ACTOR (stage);
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23
clutter/sdl/Makefile.am
Normal file
23
clutter/sdl/Makefile.am
Normal file
@ -0,0 +1,23 @@
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libclutterincludedir = $(includedir)/clutter-@CLUTTER_API_VERSION@/clutter
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libclutterinclude_HEADERS = clutter-sdl.h
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INCLUDES = \
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-DG_LOG_DOMAIN=\"ClutterSDL\" \
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-I$(top_srcdir) \
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-I$(top_srcdir)/clutter/cogl \
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-I$(top_srcdir)/clutter/cogl/@CLUTTER_COGL@ \
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$(CLUTTER_CFLAGS) \
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$(CLUTTER_DEBUG_CFLAGS) \
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$(GCC_FLAGS)
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LDADD = $(CLUTTER_LIBS)
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noinst_LTLIBRARIES = libclutter-sdl.la
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libclutter_sdl_la_SOURCES = \
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clutter-backend-sdl.h \
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clutter-backend-sdl.c \
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clutter-event-sdl.c \
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clutter-stage-sdl.h \
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clutter-stage-sdl.c \
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clutter-sdl.h
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215
clutter/sdl/clutter-backend-sdl.c
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215
clutter/sdl/clutter-backend-sdl.c
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@ -0,0 +1,215 @@
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#include "config.h"
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#include "clutter-backend-sdl.h"
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#include "clutter-stage-sdl.h"
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#include "../clutter-private.h"
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#include "../clutter-main.h"
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#include "../clutter-debug.h"
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static ClutterBackendSDL *backend_singleton = NULL;
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G_DEFINE_TYPE (ClutterBackendSDL, clutter_backend_sdl, CLUTTER_TYPE_BACKEND);
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static gboolean
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clutter_backend_sdl_pre_parse (ClutterBackend *backend,
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GError **error)
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{
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return TRUE;
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}
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static gboolean
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clutter_backend_sdl_post_parse (ClutterBackend *backend,
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GError **error)
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{
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ClutterBackendSDL *backend_sdl = CLUTTER_BACKEND_SDL (backend);
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int err;
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if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE) < 0)
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{
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g_set_error (error, CLUTTER_INIT_ERROR,
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CLUTTER_INIT_ERROR_BACKEND,
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"Unable to Initialize SDL");
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return FALSE;
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}
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#if defined(WIN32)
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err = SDL_GL_LoadLibrary("opengl32.dll");
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#elif defined(__linux__) || defined(__FreeBSD__)
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err = SDL_GL_LoadLibrary("libGL.so");
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#else
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#error Your platform is not supported
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err = 1;
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#endif
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if (err != 0)
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{
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g_set_error (error, CLUTTER_INIT_ERROR,
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CLUTTER_INIT_ERROR_BACKEND,
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SDL_GetError());
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return FALSE;
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}
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return TRUE;
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}
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static gboolean
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clutter_backend_sdl_init_stage (ClutterBackend *backend,
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GError **error)
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{
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ClutterBackendSDL *backend_sdl = CLUTTER_BACKEND_SDL (backend);
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if (!backend_sdl->stage)
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{
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ClutterStageSDL *stage_sdl;
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ClutterActor *stage;
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stage = g_object_new (CLUTTER_TYPE_STAGE_SDL, NULL);
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/* copy backend data into the stage */
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stage_sdl = CLUTTER_STAGE_SDL (stage);
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g_object_set_data (G_OBJECT (stage), "clutter-backend", backend);
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backend_sdl->stage = g_object_ref_sink (stage);
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}
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clutter_actor_realize (backend_sdl->stage);
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if (!CLUTTER_ACTOR_IS_REALIZED (backend_sdl->stage))
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{
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g_set_error (error, CLUTTER_INIT_ERROR,
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CLUTTER_INIT_ERROR_INTERNAL,
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"Unable to realize the main stage");
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return FALSE;
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}
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return TRUE;
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}
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static void
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clutter_backend_sdl_init_events (ClutterBackend *backend)
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{
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_clutter_events_init (backend);
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}
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static const GOptionEntry entries[] =
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{
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{ NULL }
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};
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static void
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clutter_backend_sdl_add_options (ClutterBackend *backend,
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GOptionGroup *group)
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{
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g_option_group_add_entries (group, entries);
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}
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static ClutterActor *
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clutter_backend_sdl_get_stage (ClutterBackend *backend)
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{
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ClutterBackendSDL *backend_sdl = CLUTTER_BACKEND_SDL (backend);
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return backend_sdl->stage;
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}
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static void
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clutter_backend_sdl_finalize (GObject *gobject)
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{
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ClutterBackendSDL *backend_sdl = CLUTTER_BACKEND_SDL (gobject);
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SDL_Quit();
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if (backend_singleton)
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backend_singleton = NULL;
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G_OBJECT_CLASS (clutter_backend_sdl_parent_class)->finalize (gobject);
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}
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static void
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clutter_backend_sdl_dispose (GObject *gobject)
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{
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ClutterBackendSDL *backend_sdl = CLUTTER_BACKEND_SDL (gobject);
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_clutter_events_uninit (CLUTTER_BACKEND (backend_sdl));
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if (backend_sdl->stage)
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{
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g_object_unref (backend_sdl->stage);
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backend_sdl->stage = NULL;
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}
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G_OBJECT_CLASS (clutter_backend_sdl_parent_class)->dispose (gobject);
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}
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static GObject *
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clutter_backend_sdl_constructor (GType gtype,
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guint n_params,
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GObjectConstructParam *params)
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{
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GObjectClass *parent_class;
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GObject *retval;
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if (!backend_singleton)
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{
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parent_class = G_OBJECT_CLASS (clutter_backend_sdl_parent_class);
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retval = parent_class->constructor (gtype, n_params, params);
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backend_singleton = CLUTTER_BACKEND_SDL (retval);
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return retval;
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}
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g_warning ("Attempting to create a new backend object. This should "
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"never happen, so we return the singleton instance.");
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return g_object_ref (backend_singleton);
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}
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static void
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clutter_backend_sdl_class_init (ClutterBackendSDLClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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ClutterBackendClass *backend_class = CLUTTER_BACKEND_CLASS (klass);
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gobject_class->constructor = clutter_backend_sdl_constructor;
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gobject_class->dispose = clutter_backend_sdl_dispose;
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gobject_class->finalize = clutter_backend_sdl_finalize;
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backend_class->pre_parse = clutter_backend_sdl_pre_parse;
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backend_class->post_parse = clutter_backend_sdl_post_parse;
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backend_class->init_stage = clutter_backend_sdl_init_stage;
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backend_class->init_events = clutter_backend_sdl_init_events;
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backend_class->get_stage = clutter_backend_sdl_get_stage;
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backend_class->add_options = clutter_backend_sdl_add_options;
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}
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static void
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clutter_backend_sdl_init (ClutterBackendSDL *backend_sdl)
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{
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ClutterBackend *backend = CLUTTER_BACKEND (backend_sdl);
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backend->events_queue = g_queue_new ();
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backend->button_click_time[0] = backend->button_click_time[1] = 0;
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backend->button_number[0] = backend->button_number[1] = -1;
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backend->button_x[0] = backend->button_x[1] = 0;
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backend->button_y[0] = backend->button_y[1] = 0;
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backend->res_width = backend->res_height = -1;
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backend->mm_width = backend->mm_height = -1;
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backend->screen_num = 0;
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backend->n_screens = 0;
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backend->double_click_time = 250;
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backend->double_click_distance = 5;
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}
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GType
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_clutter_backend_impl_get_type (void)
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{
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return clutter_backend_sdl_get_type ();
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}
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63
clutter/sdl/clutter-backend-sdl.h
Normal file
63
clutter/sdl/clutter-backend-sdl.h
Normal file
@ -0,0 +1,63 @@
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/* Clutter.
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* An OpenGL based 'interactive canvas' library.
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* Authored By Matthew Allum <mallum@openedhand.com>
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* Copyright (C) 2006-2007 OpenedHand
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __CLUTTER_BACKEND_SDL_H__
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#define __CLUTTER_BACKEND_SDL_H__
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#include <glib-object.h>
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#include <clutter/clutter-backend.h>
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#include <SDL.h>
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G_BEGIN_DECLS
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#define CLUTTER_TYPE_BACKEND_SDL (clutter_backend_sdl_get_type ())
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#define CLUTTER_BACKEND_SDL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_BACKEND_SDL, ClutterBackendSDL))
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#define CLUTTER_IS_BACKEND_SDL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_BACKEND_SDL))
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#define CLUTTER_BACKEND_SDL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_BACKEND_SDL, ClutterBackendSDLClass))
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#define CLUTTER_IS_BACKEND_SDL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_BACKEND_SDL))
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#define CLUTTER_BACKEND_SDL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_BACKEND_SDL, ClutterBackendSDLClass))
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typedef struct _ClutterBackendSDL ClutterBackendSDL;
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typedef struct _ClutterBackendSDLClass ClutterBackendSDLClass;
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struct _ClutterBackendSDL
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{
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ClutterBackend parent_instance;
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/* main stage singleton */
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ClutterActor *stage;
|
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/* event source */
|
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GSource *event_source;
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||||
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||||
/*< private >*/
|
||||
};
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||||
|
||||
struct _ClutterBackendSDLClass
|
||||
{
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ClutterBackendClass parent_class;
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||||
};
|
||||
|
||||
GType clutter_backend_sdl_get_type (void) G_GNUC_CONST;
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||||
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G_END_DECLS
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#endif /* __CLUTTER_BACKEND_SDL_H__ */
|
186
clutter/sdl/clutter-event-sdl.c
Normal file
186
clutter/sdl/clutter-event-sdl.c
Normal file
@ -0,0 +1,186 @@
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/* Clutter.
|
||||
* An OpenGL based 'interactive canvas' library.
|
||||
* Authored By Matthew Allum <mallum@openedhand.com>
|
||||
* Copyright (C) 2006-2007 OpenedHand
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#include "config.h"
|
||||
|
||||
#include "clutter-stage-sdl.h"
|
||||
#include "clutter-backend-sdl.h"
|
||||
#include "clutter-sdl.h"
|
||||
|
||||
#include "../clutter-backend.h"
|
||||
#include "../clutter-event.h"
|
||||
#include "../clutter-private.h"
|
||||
#include "../clutter-debug.h"
|
||||
#include "../clutter-main.h"
|
||||
|
||||
#include <string.h>
|
||||
#include <glib.h>
|
||||
|
||||
typedef struct _ClutterEventSource ClutterEventSource;
|
||||
|
||||
struct _ClutterEventSource
|
||||
{
|
||||
GSource source;
|
||||
|
||||
ClutterBackend *backend;
|
||||
};
|
||||
|
||||
static gboolean clutter_event_prepare (GSource *source,
|
||||
gint *timeout);
|
||||
static gboolean clutter_event_check (GSource *source);
|
||||
static gboolean clutter_event_dispatch (GSource *source,
|
||||
GSourceFunc callback,
|
||||
gpointer user_data);
|
||||
|
||||
static GList *event_sources = NULL;
|
||||
|
||||
static GSourceFuncs event_funcs = {
|
||||
clutter_event_prepare,
|
||||
clutter_event_check,
|
||||
clutter_event_dispatch,
|
||||
NULL
|
||||
};
|
||||
|
||||
static GSource *
|
||||
clutter_event_source_new (ClutterBackend *backend)
|
||||
{
|
||||
GSource *source = g_source_new (&event_funcs, sizeof (ClutterEventSource));
|
||||
ClutterEventSource *event_source = (ClutterEventSource *) source;
|
||||
|
||||
event_source->backend = backend;
|
||||
|
||||
return source;
|
||||
}
|
||||
|
||||
void
|
||||
_clutter_events_init (ClutterBackend *backend)
|
||||
{
|
||||
GSource *source;
|
||||
ClutterEventSource *event_source;
|
||||
ClutterBackendSDL *backend_sdl = CLUTTER_BACKEND_SDL (backend);
|
||||
|
||||
source = backend_sdl->event_source = clutter_event_source_new (backend);
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||||
event_source = (ClutterEventSource *) source;
|
||||
g_source_set_priority (source, CLUTTER_PRIORITY_EVENTS);
|
||||
|
||||
event_sources = g_list_prepend (event_sources, event_source);
|
||||
|
||||
g_source_set_can_recurse (source, TRUE);
|
||||
g_source_attach (source, NULL);
|
||||
}
|
||||
|
||||
void
|
||||
_clutter_events_uninit (ClutterBackend *backend)
|
||||
{
|
||||
ClutterBackendSDL *backend_sdl = CLUTTER_BACKEND_SDL (backend);
|
||||
|
||||
if (backend_sdl->event_source)
|
||||
{
|
||||
CLUTTER_NOTE (EVENT, "Destroying the event source");
|
||||
|
||||
event_sources = g_list_remove (event_sources,
|
||||
backend_sdl->event_source);
|
||||
|
||||
g_source_destroy (backend_sdl->event_source);
|
||||
g_source_unref (backend_sdl->event_source);
|
||||
backend_sdl->event_source = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* clutter_events_pending:
|
||||
*
|
||||
* FIXME
|
||||
*
|
||||
* Return value: FIXME
|
||||
*
|
||||
* Since: 0.4
|
||||
*/
|
||||
gboolean
|
||||
clutter_events_pending (void)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
clutter_event_prepare (GSource *source,
|
||||
gint *timeout)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
clutter_event_check (GSource *source)
|
||||
{
|
||||
SDL_Event events;
|
||||
|
||||
/* Pump SDL */
|
||||
SDL_PumpEvents();
|
||||
|
||||
return SDL_PeepEvents(&events, 1, SDL_PEEKEVENT, SDL_ALLEVENTS);
|
||||
}
|
||||
|
||||
void
|
||||
_clutter_events_queue (ClutterBackend *backend)
|
||||
{
|
||||
/* FIXME: Implement */
|
||||
}
|
||||
|
||||
|
||||
static gboolean
|
||||
clutter_event_dispatch (GSource *source,
|
||||
GSourceFunc callback,
|
||||
gpointer user_data)
|
||||
{
|
||||
ClutterBackend *backend = ((ClutterEventSource *) source)->backend;
|
||||
SDL_Event sdl_event;
|
||||
ClutterEvent *event = NULL;
|
||||
|
||||
while (SDL_PollEvent(&sdl_event))
|
||||
{
|
||||
/* FIXME: essentially translate events and push them onto the queue
|
||||
* below will then pop them out via _clutter_events_queue.
|
||||
*/
|
||||
if (sdl_event.type == SDL_QUIT)
|
||||
{
|
||||
SDL_Quit();
|
||||
exit(0);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
|
||||
event = _clutter_event_queue_pop (backend);
|
||||
|
||||
if (event)
|
||||
{
|
||||
if (_clutter_event_func)
|
||||
{
|
||||
CLUTTER_NOTE (EVENT, "Dispatching _clutter_event_func");
|
||||
(* _clutter_event_func) (event, _clutter_event_data);
|
||||
}
|
||||
|
||||
clutter_event_free (event);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
39
clutter/sdl/clutter-sdl.h
Normal file
39
clutter/sdl/clutter-sdl.h
Normal file
@ -0,0 +1,39 @@
|
||||
/*
|
||||
* Clutter.
|
||||
*
|
||||
* An OpenGL based 'interactive canvas' library.
|
||||
*
|
||||
* Authored By Matthew Allum <mallum@openedhand.com>
|
||||
*
|
||||
* Copyright (C) 2006 OpenedHand
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the
|
||||
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __CLUTTER_SDL_H__
|
||||
#define __CLUTTER_SDL_H__
|
||||
|
||||
#include <glib.h>
|
||||
#include <SDL.h>
|
||||
|
||||
#include <clutter/clutter-stage.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __CLUTTER_SDL_H__ */
|
249
clutter/sdl/clutter-stage-sdl.c
Normal file
249
clutter/sdl/clutter-stage-sdl.c
Normal file
@ -0,0 +1,249 @@
|
||||
#include "config.h"
|
||||
|
||||
#include "clutter-stage-sdl.h"
|
||||
#include "clutter-sdl.h"
|
||||
|
||||
#include "../clutter-main.h"
|
||||
#include "../clutter-feature.h"
|
||||
#include "../clutter-color.h"
|
||||
#include "../clutter-util.h"
|
||||
#include "../clutter-event.h"
|
||||
#include "../clutter-enum-types.h"
|
||||
#include "../clutter-private.h"
|
||||
#include "../clutter-debug.h"
|
||||
|
||||
#include "cogl.h"
|
||||
|
||||
G_DEFINE_TYPE (ClutterStageSDL, clutter_stage_sdl, CLUTTER_TYPE_STAGE);
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_show (ClutterActor *actor)
|
||||
{
|
||||
;
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_hide (ClutterActor *actor)
|
||||
{
|
||||
/* No way to easily unmap SDL window ? */
|
||||
;
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_unrealize (ClutterActor *actor)
|
||||
{
|
||||
;
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_realize (ClutterActor *actor)
|
||||
{
|
||||
ClutterStageSDL *stage_sdl = CLUTTER_STAGE_SDL (actor);
|
||||
|
||||
gboolean is_offscreen, is_fullscreen;
|
||||
|
||||
CLUTTER_NOTE (BACKEND, "Realizing main stage");
|
||||
|
||||
g_object_get (actor, "offscreen", &is_offscreen, NULL);
|
||||
g_object_get (actor, "fullscreen", &is_fullscreen, NULL);
|
||||
|
||||
if (G_LIKELY (!is_offscreen))
|
||||
{
|
||||
gint flags = SDL_OPENGL;
|
||||
|
||||
if (is_fullscreen) flags |= SDL_FULLSCREEN;
|
||||
|
||||
SDL_GL_SetAttribute(SDL_GL_ACCUM_RED_SIZE, 0);
|
||||
SDL_GL_SetAttribute(SDL_GL_ACCUM_GREEN_SIZE, 0);
|
||||
SDL_GL_SetAttribute(SDL_GL_ACCUM_BLUE_SIZE, 0);
|
||||
SDL_GL_SetAttribute(SDL_GL_ACCUM_ALPHA_SIZE, 0);
|
||||
|
||||
if (SDL_SetVideoMode(stage_sdl->win_width,
|
||||
stage_sdl->win_height,
|
||||
0, flags) == NULL)
|
||||
{
|
||||
CLUTTER_NOTE (BACKEND, "SDL appears not to handle this mode - %s",
|
||||
SDL_GetError());
|
||||
CLUTTER_ACTOR_UNSET_FLAGS (actor, CLUTTER_ACTOR_REALIZED);
|
||||
return;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* FIXME */
|
||||
g_warning("SDL Backend does not yet support offscreen rendering\n");
|
||||
CLUTTER_ACTOR_UNSET_FLAGS (actor, CLUTTER_ACTOR_REALIZED);
|
||||
return;
|
||||
}
|
||||
|
||||
_clutter_stage_sync_viewport (CLUTTER_STAGE (stage_sdl));
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_paint (ClutterActor *self)
|
||||
{
|
||||
ClutterStage *stage = CLUTTER_STAGE (self);
|
||||
ClutterColor stage_color;
|
||||
static GTimer *timer = NULL;
|
||||
static guint timer_n_frames = 0;
|
||||
|
||||
CLUTTER_NOTE (PAINT, " Redraw enter");
|
||||
|
||||
if (clutter_get_show_fps ())
|
||||
{
|
||||
if (!timer)
|
||||
timer = g_timer_new ();
|
||||
}
|
||||
|
||||
clutter_stage_get_color (stage, &stage_color);
|
||||
|
||||
cogl_paint_init (&stage_color);
|
||||
|
||||
/* Basically call up to ClutterGroup paint here */
|
||||
CLUTTER_ACTOR_CLASS (clutter_stage_sdl_parent_class)->paint (self);
|
||||
|
||||
/* Why this paint is done in backend as likely GL windowing system
|
||||
* specific calls, like swapping buffers.
|
||||
*/
|
||||
|
||||
SDL_GL_SwapBuffers();
|
||||
|
||||
if (clutter_get_show_fps ())
|
||||
{
|
||||
timer_n_frames++;
|
||||
|
||||
if (g_timer_elapsed (timer, NULL) >= 1.0)
|
||||
{
|
||||
g_print ("*** FPS: %i ***\n", timer_n_frames);
|
||||
timer_n_frames = 0;
|
||||
g_timer_start (timer);
|
||||
}
|
||||
}
|
||||
|
||||
CLUTTER_NOTE (PAINT, " Redraw leave");
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_allocate_coords (ClutterActor *self,
|
||||
ClutterActorBox *box)
|
||||
{
|
||||
ClutterStageSDL *stage_sdl = CLUTTER_STAGE_SDL (self);
|
||||
|
||||
box->x1 = box->y1 = 0;
|
||||
box->x2 = box->x1 + stage_sdl->win_width;
|
||||
box->y2 = box->y1 + stage_sdl->win_height;
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_request_coords (ClutterActor *self,
|
||||
ClutterActorBox *box)
|
||||
{
|
||||
ClutterStageSDL *stage_sdl = CLUTTER_STAGE_SDL (self);
|
||||
gint new_width, new_height;
|
||||
|
||||
/* FIXME: some how have X configure_notfiys call this ? */
|
||||
new_width = ABS (box->x2 - box->x1);
|
||||
new_height = ABS (box->y2 - box->y1);
|
||||
|
||||
if (new_width != stage_sdl->win_width ||
|
||||
new_height != stage_sdl->win_height)
|
||||
{
|
||||
if (SDL_SetVideoMode(new_width,
|
||||
new_height,
|
||||
0, SDL_OPENGL) == NULL)
|
||||
{
|
||||
box->x2 = box->x1 + stage_sdl->win_width;
|
||||
box->y2 = box->y1 + stage_sdl->win_height;
|
||||
|
||||
/* Failed */
|
||||
return;
|
||||
}
|
||||
|
||||
stage_sdl->win_width = new_width;
|
||||
stage_sdl->win_height = new_height;
|
||||
|
||||
_clutter_stage_sync_viewport (CLUTTER_STAGE (stage_sdl));
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_set_fullscreen (ClutterStage *stage,
|
||||
gboolean fullscreen)
|
||||
{
|
||||
ClutterStageSDL *stage_sdl = CLUTTER_STAGE_SDL (stage);
|
||||
int flags = SDL_OPENGL;
|
||||
|
||||
if (fullscreen) flags |= SDL_FULLSCREEN;
|
||||
|
||||
SDL_SetVideoMode(stage_sdl->win_width,
|
||||
stage_sdl->win_height,
|
||||
0, flags);
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_set_cursor_visible (ClutterStage *stage,
|
||||
gboolean show_cursor)
|
||||
{
|
||||
SDL_ShowCursor(show_cursor);
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_set_offscreen (ClutterStage *stage,
|
||||
gboolean offscreen)
|
||||
{
|
||||
g_warning ("Stage of type `%s' do not support ClutterStage::set_offscreen",
|
||||
G_OBJECT_TYPE_NAME (stage));
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_draw_to_pixbuf (ClutterStage *stage,
|
||||
GdkPixbuf *dest,
|
||||
gint x,
|
||||
gint y,
|
||||
gint width,
|
||||
gint height)
|
||||
{
|
||||
g_warning ("Stage of type `%s' do not support ClutterStage::draw_to_pixbuf",
|
||||
G_OBJECT_TYPE_NAME (stage));
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_dispose (GObject *gobject)
|
||||
{
|
||||
ClutterStageSDL *stage_sdl = CLUTTER_STAGE_SDL (gobject);
|
||||
|
||||
clutter_actor_unrealize (CLUTTER_ACTOR (stage_sdl));
|
||||
|
||||
G_OBJECT_CLASS (clutter_stage_sdl_parent_class)->dispose (gobject);
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_class_init (ClutterStageSDLClass *klass)
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
|
||||
ClutterActorClass *actor_class = CLUTTER_ACTOR_CLASS (klass);
|
||||
ClutterStageClass *stage_class = CLUTTER_STAGE_CLASS (klass);
|
||||
|
||||
gobject_class->dispose = clutter_stage_sdl_dispose;
|
||||
|
||||
actor_class->show = clutter_stage_sdl_show;
|
||||
actor_class->hide = clutter_stage_sdl_hide;
|
||||
actor_class->realize = clutter_stage_sdl_realize;
|
||||
actor_class->unrealize = clutter_stage_sdl_unrealize;
|
||||
actor_class->paint = clutter_stage_sdl_paint;
|
||||
actor_class->request_coords = clutter_stage_sdl_request_coords;
|
||||
actor_class->allocate_coords = clutter_stage_sdl_allocate_coords;
|
||||
|
||||
stage_class->set_fullscreen = clutter_stage_sdl_set_fullscreen;
|
||||
stage_class->set_cursor_visible = clutter_stage_sdl_set_cursor_visible;
|
||||
stage_class->set_offscreen = clutter_stage_sdl_set_offscreen;
|
||||
stage_class->draw_to_pixbuf = clutter_stage_sdl_draw_to_pixbuf;
|
||||
}
|
||||
|
||||
static void
|
||||
clutter_stage_sdl_init (ClutterStageSDL *stage)
|
||||
{
|
||||
stage->win_width = 640;
|
||||
stage->win_height = 480;
|
||||
}
|
||||
|
32
clutter/sdl/clutter-stage-sdl.h
Normal file
32
clutter/sdl/clutter-stage-sdl.h
Normal file
@ -0,0 +1,32 @@
|
||||
#ifndef __CLUTTER_STAGE_SDL_H__
|
||||
#define __CLUTTER_STAGE_SDL_H__
|
||||
|
||||
#include <glib-object.h>
|
||||
#include <clutter/clutter-stage.h>
|
||||
|
||||
#define CLUTTER_TYPE_STAGE_SDL (clutter_stage_sdl_get_type ())
|
||||
#define CLUTTER_STAGE_SDL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_STAGE_SDL, ClutterStageSDL))
|
||||
#define CLUTTER_IS_STAGE_SDL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_STAGE_SDL))
|
||||
#define CLUTTER_STAGE_SDL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_STAGE_SDL, ClutterStageSDLClass))
|
||||
#define CLUTTER_IS_STAGE_SDL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_STAGE_SDL))
|
||||
#define CLUTTER_STAGE_SDL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_STAGE_SDL, ClutterStageSDLClass))
|
||||
|
||||
typedef struct _ClutterStageSDL ClutterStageSDL;
|
||||
typedef struct _ClutterStageSDLClass ClutterStageSDLClass;
|
||||
|
||||
struct _ClutterStageSDL
|
||||
{
|
||||
ClutterStage parent_instance;
|
||||
|
||||
gint win_width;
|
||||
gint win_height;
|
||||
};
|
||||
|
||||
struct _ClutterStageSDLClass
|
||||
{
|
||||
ClutterStageClass parent_class;
|
||||
};
|
||||
|
||||
GType clutter_stage_sdl_get_type (void) G_GNUC_CONST;
|
||||
|
||||
#endif /* __CLUTTER_STAGE_SDL_H__ */
|
68
configure.ac
68
configure.ac
@ -95,14 +95,63 @@ fi
|
||||
|
||||
clutterbackend=glx
|
||||
AC_ARG_WITH([flavour],
|
||||
AC_HELP_STRING([--with-flavour=@<:@glx/egl@:>@],
|
||||
AC_HELP_STRING([--with-flavour=@<:@glx/egl/sdl@:>@],
|
||||
[Select the Clutter backend]),
|
||||
clutterbackend=$with_flavour)
|
||||
|
||||
AC_SUBST([clutterbackend])
|
||||
|
||||
case $clutterbackend in
|
||||
|
||||
sdl)
|
||||
CLUTTER_FLAVOUR="sdl"
|
||||
AC_DEFINE([HAVE_CLUTTER_SDL], 1, [Have the SDL backend])
|
||||
|
||||
CLUTTER_COGL="gl"
|
||||
AC_DEFINE([HAVE_COGL_GL], 1, [Have GL for rendering])
|
||||
|
||||
AC_PATH_PROG(SDL_CONFIG, sdl-config)
|
||||
if test "x$SDL_CONFIG" = "x"; then
|
||||
AC_MSG_ERROR([[No sdl-config binary found in path and SDL flavour requested.]])
|
||||
else
|
||||
SDL_CFLAGS=`$SDL_CONFIG --cflags`
|
||||
SDL_LIBS=`$SDL_CONFIG --libs`
|
||||
AC_CHECK_HEADERS([GL/gl.h],,[AC_MSG_ERROR([Unable to locate required GL headers])])
|
||||
AC_CHECK_LIB(GL, glEnable, HAVE_LIBGL=yes, HAVE_LIBGL=no)
|
||||
if test "x$HAVE_LIBGL" = "xno"; then
|
||||
AC_MSG_ERROR([libGL not found]);
|
||||
fi
|
||||
SDL_LIBS="$SDL_LIBS -lGL"
|
||||
fi
|
||||
;;
|
||||
|
||||
sdles)
|
||||
#
|
||||
# Temp Hack for building with dgles (runs atop SDL)
|
||||
#
|
||||
clutterbackend=sdl
|
||||
CLUTTER_FLAVOUR="sdl"
|
||||
AC_DEFINE([HAVE_CLUTTER_SDL], 1, [Have the SDL backend])
|
||||
|
||||
CLUTTER_COGL="gles"
|
||||
AC_DEFINE([HAVE_COGL_GLES], 1, [Have GL for rendering])
|
||||
|
||||
AC_PATH_PROG(SDL_CONFIG, sdl-config)
|
||||
if test "x$SDL_CONFIG" = "x"; then
|
||||
AC_MSG_ERROR([[No sdl-config binary found in path and SDL flavour requested.]])
|
||||
else
|
||||
SDL_CFLAGS=`$SDL_CONFIG --cflags`
|
||||
SDL_LIBS=`$SDL_CONFIG --libs`
|
||||
fi
|
||||
|
||||
# FIXME: Obviously we need some real detection here
|
||||
SDL_CFLAGS="-I/usr/local/include $SDL_CFLAGS"
|
||||
SDL_LIBS="-L/usr/local/lib -lGLES_CM $SDL_LIBS"
|
||||
|
||||
AC_MSG_WARN([])
|
||||
AC_MSG_WARN([The SDL/Open GL ES Backend is purely for experimental])
|
||||
AC_MSG_WARN([and devlopment purposes. Do not use in production code!!])
|
||||
AC_MSG_WARN([])
|
||||
;;
|
||||
|
||||
glx)
|
||||
|
||||
CLUTTER_FLAVOUR="glx"
|
||||
@ -114,9 +163,9 @@ case $clutterbackend in
|
||||
AC_CHECK_HEADERS([GL/gl.h GL/glx.h],,
|
||||
[AC_MSG_ERROR([Unable to locate required GL headers])])
|
||||
|
||||
AC_CHECK_LIB(GL, glXCreateContext, HAVE_LIBGL=yes, HAVE_LIBGL=no)
|
||||
AC_CHECK_LIB(GL, glXCreateContext, HAVE_LIBGLX=yes, HAVE_LIBGLX=no)
|
||||
|
||||
if test "x$HAVE_LIBGL" = "xno"; then
|
||||
if test "x$HAVE_LIBGLX" = "xno"; then
|
||||
AC_MSG_ERROR([GLX not found and GLX backend requested]);
|
||||
fi
|
||||
|
||||
@ -141,9 +190,6 @@ case $clutterbackend in
|
||||
EGL_LIBS="$EGL_LIBS $X11_LIBS"
|
||||
EGL_CFLAGS="$EGL_CFLAGS $X11_CFLAGS"
|
||||
|
||||
# Hack for building against dgles
|
||||
# EGL_CFLAGS="-I/usr/local/include -I/usr/local/include/GLES $X11_CFLAGS"
|
||||
# EGL_LIBS="-L/usr/local/lib -lGLES_CM -legl -lSDL $X11_LIBS"
|
||||
;;
|
||||
|
||||
*) AC_MSG_ERROR([Invalid backend for Clutter: use glx or egl])
|
||||
@ -151,6 +197,7 @@ case $clutterbackend in
|
||||
|
||||
esac
|
||||
|
||||
AC_SUBST([clutterbackend])
|
||||
AC_SUBST(CLUTTER_FLAVOUR)
|
||||
AC_SUBST(CLUTTER_COGL)
|
||||
|
||||
@ -210,8 +257,8 @@ dnl ========================================================================
|
||||
|
||||
AC_SUBST(GCC_FLAGS)
|
||||
|
||||
CLUTTER_CFLAGS="$EGL_CFLAGS $GLX_CFLAGS $CLUTTER_DEPS_CFLAGS $CLUTTER_FIXED_CFLAGS"
|
||||
CLUTTER_LIBS="$EGL_LIBS $GLX_LIBS $CLUTTER_DEPS_LIBS"
|
||||
CLUTTER_CFLAGS="$SDL_CFLAGS $EGL_CFLAGS $GLX_CFLAGS $CLUTTER_DEPS_CFLAGS $CLUTTER_FIXED_CFLAGS"
|
||||
CLUTTER_LIBS="$SDL_LIBS $EGL_LIBS $GLX_LIBS $CLUTTER_DEPS_LIBS"
|
||||
|
||||
AC_SUBST(CLUTTER_CFLAGS)
|
||||
AC_SUBST(CLUTTER_LIBS)
|
||||
@ -223,6 +270,7 @@ AC_CONFIG_FILES([
|
||||
clutter/clutter-version.h
|
||||
clutter/glx/Makefile
|
||||
clutter/egl/Makefile
|
||||
clutter/sdl/Makefile
|
||||
clutter/cogl/Makefile
|
||||
clutter/cogl/gl/Makefile
|
||||
clutter/cogl/gles/Makefile
|
||||
|
Loading…
Reference in New Issue
Block a user