#ifndef __CLUTTER_DEBUG_H__
#define __CLUTTER_DEBUG_H__

#include <glib.h>
#include "clutter-main.h"

G_BEGIN_DECLS

typedef enum {
  CLUTTER_DEBUG_MISC                = 1 << 0,
  CLUTTER_DEBUG_ACTOR               = 1 << 1,
  CLUTTER_DEBUG_TEXTURE             = 1 << 2,
  CLUTTER_DEBUG_EVENT               = 1 << 3,
  CLUTTER_DEBUG_PAINT               = 1 << 4,
  CLUTTER_DEBUG_GL                  = 1 << 5,
  CLUTTER_DEBUG_ALPHA               = 1 << 6,
  CLUTTER_DEBUG_BEHAVIOUR           = 1 << 7,
  CLUTTER_DEBUG_PANGO               = 1 << 8,
  CLUTTER_DEBUG_BACKEND             = 1 << 9,
  CLUTTER_DEBUG_SCHEDULER           = 1 << 10,
  CLUTTER_DEBUG_SCRIPT              = 1 << 11,
  CLUTTER_DEBUG_SHADER              = 1 << 12,
  CLUTTER_DEBUG_MULTISTAGE          = 1 << 13,
  CLUTTER_DEBUG_ANIMATION           = 1 << 14,
  CLUTTER_DEBUG_LAYOUT              = 1 << 15,
  CLUTTER_DEBUG_NOP_PICKING         = 1 << 16,
  CLUTTER_DEBUG_DUMP_PICK_BUFFERS   = 1 << 17,
  CLUTTER_DEBUG_DISABLE_SWAP_EVENTS = 1 << 18,
} ClutterDebugFlag;

#ifdef CLUTTER_ENABLE_DEBUG

#ifdef __GNUC__
#define CLUTTER_NOTE(type,x,a...)               G_STMT_START {  \
        if (clutter_debug_flags & CLUTTER_DEBUG_##type)         \
          { g_message ("[" #type "] " G_STRLOC ": " x, ##a); }  \
                                                } G_STMT_END

#define CLUTTER_TIMESTAMP(type,x,a...)             G_STMT_START {  \
        if (clutter_debug_flags & CLUTTER_DEBUG_##type)            \
          { g_message ("[" #type "]" " %li:"  G_STRLOC ": "        \
                       x, clutter_get_timestamp(), ##a); }         \
                                                   } G_STMT_END
#else
/* Try the C99 version; unfortunately, this does not allow us to pass
 * empty arguments to the macro, which means we have to
 * do an intemediate printf.
 */
#define CLUTTER_NOTE(type,...)               G_STMT_START {  \
        if (clutter_debug_flags & CLUTTER_DEBUG_##type)      \
	{                                                    \
	  gchar * _fmt = g_strdup_printf (__VA_ARGS__);      \
          g_message ("[" #type "] " G_STRLOC ": %s",_fmt);   \
          g_free (_fmt);                                     \
	}                                                    \
                                                } G_STMT_END

#define CLUTTER_TIMESTAMP(type,...)             G_STMT_START {  \
        if (clutter_debug_flags & CLUTTER_DEBUG_##type)         \
	{                                                       \
	  gchar * _fmt = g_strdup_printf (__VA_ARGS__);         \
          g_message ("[" #type "]" " %li:"  G_STRLOC ": %s",    \
                       clutter_get_timestamp(), _fmt);          \
          g_free (_fmt);                                        \
	}                                                       \
                                                   } G_STMT_END
#endif

#define CLUTTER_MARK()      CLUTTER_NOTE(MISC, "== mark ==")
#define CLUTTER_DBG(x) { a }

#define CLUTTER_GLERR()                         G_STMT_START {  \
        if (clutter_debug_flags & CLUTTER_DEBUG_GL)             \
          { GLenum _err = glGetError (); /* roundtrip */        \
            if (_err != GL_NO_ERROR)                            \
              g_warning (G_STRLOC ": GL Error %x", _err);       \
          }                                     } G_STMT_END


#else /* !CLUTTER_ENABLE_DEBUG */

#define CLUTTER_NOTE(type,...)         G_STMT_START { } G_STMT_END
#define CLUTTER_MARK()                 G_STMT_START { } G_STMT_END
#define CLUTTER_DBG(x)                 G_STMT_START { } G_STMT_END
#define CLUTTER_GLERR()                G_STMT_START { } G_STMT_END
#define CLUTTER_TIMESTAMP(type,...)    G_STMT_START { } G_STMT_END

#endif /* CLUTTER_ENABLE_DEBUG */

extern guint clutter_debug_flags;

G_END_DECLS

#endif /* __CLUTTER_DEBUG_H__ */