2007-10-26 Matthew Allum <mallum@openedhand.com>
* clutter/clutter-texture.c: * clutter/cogl/cogl.h: * clutter/cogl/gl/cogl-defines.h: * clutter/cogl/gles/cogl-defines.h: * clutter/cogl/gl/cogl.c: * clutter/cogl/gles/cogl.c: Switch from use of guint to COGLuint. Avoids problems when guint != GLuint on some platforms, i.e OSX. (Tommi Komulainen, #526) * clutter/Makefile.am: * clutter/osx/Makefile.am: * clutter/osx/clutter-backend-osx.c: * clutter/osx/clutter-backend-osx.h: * clutter/osx/clutter-event-osx.c: * clutter/osx/clutter-osx.h: * clutter/osx/clutter-stage-osx.c: * clutter/osx/clutter-stage-osx.h: * configure.ac: Add initial Cocoa/OSX Backend (by Tommi Komulainen, see #526)
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clutter/osx/clutter-backend-osx.c
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clutter/osx/clutter-backend-osx.c
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/* Clutter - An OpenGL based 'interactive canvas' library.
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* OSX backend - initial entry point
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*
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* Copyright (C) 2007 Tommi Komulainen <tommi.komulainen@iki.fi>
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* Copyright (C) 2007 OpenedHand Ltd.
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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
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* 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
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* 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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#include "config.h"
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#include "clutter-osx.h"
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#include "clutter-backend-osx.h"
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#include "clutter-stage-osx.h"
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#include <clutter/clutter-debug.h>
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#import <AppKit/AppKit.h>
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G_DEFINE_TYPE (ClutterBackendOSX, clutter_backend_osx, CLUTTER_TYPE_BACKEND)
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/*************************************************************************/
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static gboolean
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clutter_backend_osx_post_parse (ClutterBackend *backend,
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GError **error)
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{
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CLUTTER_NOTE (BACKEND, "post_parse");
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CLUTTER_OSX_POOL_ALLOC();
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/* Bring our app to foreground, background apps don't appear in dock or
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* accept keyboard focus.
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*/
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const ProcessSerialNumber psn = { 0, kCurrentProcess };
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TransformProcessType (&psn, kProcessTransformToForegroundApplication);
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/* Also raise our app to front, otherwise our window will remain under the
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* terminal.
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*/
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SetFrontProcess (&psn);
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[NSApplication sharedApplication];
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/* Initialize(?) OpenGL -- without this glGetString crashes
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*
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* Program received signal EXC_BAD_ACCESS, Could not access memory.
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* Reason: KERN_PROTECTION_FAILURE at address: 0x00000ac0
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* 0x92b22b2f in glGetString ()
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*/
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[NSOpenGLView defaultPixelFormat];
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CLUTTER_OSX_POOL_RELEASE();
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return TRUE;
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}
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static ClutterFeatureFlags
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clutter_backend_osx_get_features (ClutterBackend *backend)
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{
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return CLUTTER_FEATURE_STAGE_USER_RESIZE;
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}
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static gboolean
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clutter_backend_osx_init_stage (ClutterBackend *backend,
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GError **error)
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{
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ClutterBackendOSX *self = CLUTTER_BACKEND_OSX (backend);
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ClutterActor *stage;
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CLUTTER_NOTE (BACKEND, "init_stage");
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CLUTTER_OSX_POOL_ALLOC();
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g_assert (self->stage == NULL);
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/* Allocate ourselves a GL context. We need one this early for clutter to
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* manage textures.
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*/
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NSOpenGLPixelFormatAttribute attrs[] = {
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NSOpenGLPFADoubleBuffer,
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0
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};
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self->pixel_format = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
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self->context = [[NSOpenGLContext alloc]
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initWithFormat: self->pixel_format
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shareContext: nil];
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[self->context makeCurrentContext];
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stage = clutter_stage_osx_new (backend);
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self->stage = g_object_ref_sink (stage);
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CLUTTER_OSX_POOL_RELEASE();
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return TRUE;
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}
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static void
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clutter_backend_osx_init_events (ClutterBackend *backend)
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{
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CLUTTER_NOTE (BACKEND, "init_events");
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_clutter_events_osx_init ();
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}
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static ClutterActor *
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clutter_backend_osx_get_stage (ClutterBackend *backend)
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{
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ClutterBackendOSX *self = CLUTTER_BACKEND_OSX (backend);
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return self->stage;
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}
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static void
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clutter_backend_osx_redraw (ClutterBackend *backend)
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{
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ClutterBackendOSX *self = CLUTTER_BACKEND_OSX (backend);
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ClutterStageOSX *stage_osx;
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stage_osx = CLUTTER_STAGE_OSX (self->stage);
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[stage_osx->view setNeedsDisplay: YES];
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}
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/*************************************************************************/
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static void
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clutter_backend_osx_init (ClutterBackendOSX *self)
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{
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}
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static void
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clutter_backend_osx_dispose (GObject *object)
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{
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ClutterBackendOSX *self = CLUTTER_BACKEND_OSX (object);
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if (self->stage)
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{
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clutter_actor_destroy (self->stage);
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self->stage = NULL;
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}
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[self->context release];
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self->context = NULL;
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[self->pixel_format release];
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self->pixel_format = NULL;
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G_OBJECT_CLASS (clutter_backend_osx_parent_class)->dispose (object);
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}
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static void
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clutter_backend_osx_class_init (ClutterBackendOSXClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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ClutterBackendClass *backend_class = CLUTTER_BACKEND_CLASS (klass);
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object_class->dispose = clutter_backend_osx_dispose;
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backend_class->post_parse = clutter_backend_osx_post_parse;
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backend_class->get_features = clutter_backend_osx_get_features;
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backend_class->init_stage = clutter_backend_osx_init_stage;
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backend_class->init_events = clutter_backend_osx_init_events;
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backend_class->get_stage = clutter_backend_osx_get_stage;
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backend_class->redraw = clutter_backend_osx_redraw;
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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_osx_get_type ();
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}
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