Added DirectFB GLUT implementation.

1 files changed, 180 insertions, 0 deletions

diff --git a/src/glut/directfb/internal.h b/src/glut/directfb/internal.h
new file mode 100644
index 00000000000..787ef89543a
--- /dev/null
+++ b/src/glut/directfb/internal.h
@@ -0,0 +1,180 @@
+/*
+ * Copyright (C) 2006 Claudio Ciccani <[email protected]>
+ *
+ * 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 __GLUT_INTERNAL_H__
+#define __GLUT_INTERNAL_H__
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <directfb.h>
+#include <directfb_version.h>
+
+#include "GL/glut.h"
+#include "GL/directfbgl.h"
+
+
+#define VERSION_CODE( M, m, r )  (((M) << 16) | ((m) << 8) | ((r)))
+
+#define DIRECTFB_VERSION_CODE    VERSION_CODE( DIRECTFB_MAJOR_VERSION, \
+                                               DIRECTFB_MINOR_VERSION, \
+                                               DIRECTFB_MICRO_VERSION )
+
+
+#define DEFAULT_WIDTH  640
+#define DEFAULT_HEIGHT 480
+
+/*
+ * Window request flags
+ */
+#define WINDOW_REQUEST_POSITION   0x00000001
+#define WINDOW_REQUEST_RESIZE     0x00000002
+#define WINDOW_REQUEST_RESTACK    0x00000004
+#define WINDOW_REQUEST_SHOW       0x00000008
+#define WINDOW_REQUEST_HIDE       0x00000010
+#define WINDOW_REQUEST_DESTROY    0x00000020
+
+/*
+ * GLUT Window implementation
+ */
+typedef struct __GlutWindow_s {
+     int                    id;
+     DFBWindowID            wid;
+
+     IDirectFBWindow       *window; /* NULL = fullscreen (game mode) */
+     IDirectFBSurface      *surface;
+     IDirectFBGL           *gl;
+
+     /* pointer position in fullscreen mode */
+     int                    cx;
+     int                    cy;
+     int                    cz;
+     /* pressed modifiers */
+     int                    modifiers;
+     /* pressed buttons */
+     int                    buttons;
+     /* current cursor shape */
+     int                    cursor;
+     
+     struct {
+          int               flags;
+          int               x;
+          int               y;
+          int               w;
+          int               h;
+          int               z;
+     } req;
+
+     GLboolean              visible;    
+     GLboolean              redisplay;
+     GLboolean              reshape;
+     GLboolean              visibility;
+
+     struct __GlutWindow_s *next;
+     struct __GlutWindow_s *prev;
+} __GlutWindow;
+
+
+/* Global Vars */
+extern IDirectFB             *dfb;
+extern IDirectFBDisplayLayer *primary;
+extern IDirectFBEventBuffer  *events;
+extern IDirectFBInputDevice  *keyboard;
+extern IDirectFBInputDevice  *mouse;
+extern IDirectFBInputDevice  *joystick;
+
+extern GLenum                 g_display_mode;
+extern GLuint                 g_width;
+extern GLuint                 g_height;
+extern GLint                  g_xpos;
+extern GLint                  g_ypos;
+extern GLint                  g_bpp;
+extern GLboolean              g_idle;
+extern __GlutWindow          *g_current;
+extern __GlutWindow          *g_game;
+
+
+/* Global Funcs */
+/* window.c */
+extern __GlutWindow* __glutCreateWindow( GLboolean fullscreen );
+extern __GlutWindow* __glutFindWindow( DFBWindowID id );
+extern void          __glutSetWindow( __GlutWindow *window );
+extern void          __glutHandleWindows( void );
+extern void          __glutDestroyWindow( __GlutWindow *window );
+extern void          __glutDestroyWindows( void );
+/* callback.c */
+extern void          __glutHandleTimers( void );
+extern void          __glutFreeTimers( void );
+
+
+/* Global Callbacks */
+extern void (GLUTCALLBACK *display_func) (void);
+extern void (GLUTCALLBACK *reshape_func) (int width, int height);
+extern void (GLUTCALLBACK *keyboard_func) (unsigned char key, int x, int y);
+extern void (GLUTCALLBACK *mouse_func) (int button, int state, int x, int y);
+extern void (GLUTCALLBACK *motion_func) (int x, int y);
+extern void (GLUTCALLBACK *passive_motion_func) (int x, int y);
+extern void (GLUTCALLBACK *entry_func) (int state);
+extern void (GLUTCALLBACK *visibility_func) (int state);
+extern void (GLUTCALLBACK *idle_func) (void);
+extern void (GLUTCALLBACK *menu_state_func) (int state);
+extern void (GLUTCALLBACK *special_func) (int key, int x, int y);
+extern void (GLUTCALLBACK *spaceball_motion_func) (int x, int y, int z);
+extern void (GLUTCALLBACK *spaceball_rotate_func) (int x, int y, int z);
+extern void (GLUTCALLBACK *spaceball_button_func) (int button, int state);
+extern void (GLUTCALLBACK *button_box_func) (int button, int state);
+extern void (GLUTCALLBACK *dials_func) (int dial, int value);
+extern void (GLUTCALLBACK *tablet_motion_func) (int x, int y);
+extern void (GLUTCALLBACK *tabled_button_func) (int button, int state, int x, int y);
+extern void (GLUTCALLBACK *menu_status_func) (int status, int x, int y);
+extern void (GLUTCALLBACK *overlay_display_func) (void);
+extern void (GLUTCALLBACK *window_status_func) (int state);
+extern void (GLUTCALLBACK *keyboard_up_func) (unsigned char key, int x, int y);
+extern void (GLUTCALLBACK *special_up_func) (int key, int x, int y);
+extern void (GLUTCALLBACK *joystick_func) (unsigned int buttons, int x, int y, int z);
+
+
+#ifdef DEBUG
+# define __glutAssert( exp ) {\
+     if (!(exp)) {\
+          fprintf( stderr, "(!!) *** Assertion [%s] failed in %s() ***\n",\
+                           #exp, __FUNCTION__ );
+          fflush( stderr );\
+          exit( -1 );\
+     }\
+ }
+#else
+# define __glutAssert( exp )
+#endif
+
+#define __glutWarning( format, ... ) {\
+     fprintf( stderr, "(!) GLUT: " format "!\n", ## __VA_ARGS__ );\
+     fflush( stderr );\
+}
+
+#define __glutFatalError( format, ... ) {\
+     fprintf( stderr, "(!) GLUT: " format "!\n", ## __VA_ARGS__ );\
+     fprintf( stderr, "\t-> from %s() at line %d\n", __FUNCTION__, __LINE__ );\
+     fflush( stderr );\
+     exit( -1 );\
+}
+
+
+#endif /* __GLUT_INTERNAL_H__ */
+