randomizer.c File Reference

Include dependency graph for randomizer.c:

Macros
#define	NOT_SAME_BEFORE   1

Functions
void	randomizer_Init (struct randomizer *r)
	Initialize an empty randomizer.
void	randomizer_Destroy (struct randomizer *r)
	Destroy a randomizer.
void	randomizer_SetLoop (struct randomizer *r, bool loop)
	Enable or disable "loop" mode.
static ssize_t	randomizer_IndexOf (struct randomizer *r, const vlc_playlist_item_t *item)
bool	randomizer_Count (struct randomizer *r)
	Return the number of items in the randomizer.
void	randomizer_Reshuffle (struct randomizer *r)
	Start a new random cycle.
static void	swap_items (struct randomizer *r, int i, int j)
static void	randomizer_DetermineOne_ (struct randomizer *r, size_t avoid_last_n)
static void	randomizer_DetermineOne (struct randomizer *r)
static void	randomizer_AutoReshuffle (struct randomizer *r)
bool	randomizer_HasPrev (struct randomizer *r)
	Indicate whether there is a previous item.
bool	randomizer_HasNext (struct randomizer *r)
	Indicate whether there is a next item.
vlc_playlist_item_t *	randomizer_PeekPrev (struct randomizer *r)
	Peek the previous item (without changing the current one).
vlc_playlist_item_t *	randomizer_PeekNext (struct randomizer *r)
	Peek the next item (without changing the current one).
vlc_playlist_item_t *	randomizer_Prev (struct randomizer *r)
	Go back to the previous item.
vlc_playlist_item_t *	randomizer_Next (struct randomizer *r)
	Go back to the next item.
bool	randomizer_Add (struct randomizer *r, vlc_playlist_item_t *items[], size_t count)
	Add items to the randomizer.
static void	randomizer_SelectIndex (struct randomizer *r, size_t index)
void	randomizer_Select (struct randomizer *r, const vlc_playlist_item_t *item)
	Force the selection of a specific item.
static void	randomizer_RemoveAt (struct randomizer *r, size_t index)
static void	randomizer_RemoveOne (struct randomizer *r, const vlc_playlist_item_t *item)
void	randomizer_Remove (struct randomizer *r, vlc_playlist_item_t *const items[], size_t count)
	Remove items from the randomizer.
void	randomizer_Clear (struct randomizer *r)
	Clear the randomizer.

Macro Definition Documentation

NOT_SAME_BEFORE

#define NOT_SAME_BEFORE   1

Function Documentation

randomizer_AutoReshuffle()

static void randomizer_AutoReshuffle ( struct randomizer *  r )

static

References randomizer::head, randomizer::history, randomizer::items, randomizer::next, NOT_SAME_BEFORE, randomizer_DetermineOne_(), and randomizer::size.

Referenced by randomizer_PeekNext().

randomizer_DetermineOne()

static void randomizer_DetermineOne ( struct randomizer *  r )

inlinestatic

References randomizer_DetermineOne_().

Referenced by randomizer_PeekNext().

randomizer_DetermineOne_()

static void randomizer_DetermineOne_ ( struct randomizer *  r, size_t  avoid_last_n  )

inlinestatic

References randomizer::head, randomizer::history, randomizer::items, nrand48(), randomizer::size, swap_items(), and randomizer::xsubi.

Referenced by randomizer_AutoReshuffle(), and randomizer_DetermineOne().

randomizer_IndexOf()

static ssize_t randomizer_IndexOf ( struct randomizer *  r, const vlc_playlist_item_t *  item  )

inlinestatic

References randomizer::items, and vlc_vector_index_of.

Referenced by randomizer_RemoveOne(), and randomizer_Select().

randomizer_RemoveAt()

static void randomizer_RemoveAt ( struct randomizer *  r, size_t  index  )

static

References randomizer::data, randomizer::head, randomizer::history, randomizer::items, randomizer::next, and randomizer::size.

Referenced by randomizer_RemoveOne().

randomizer_RemoveOne()

static void randomizer_RemoveOne ( struct randomizer *  r, const vlc_playlist_item_t *  item  )

static

References randomizer_IndexOf(), and randomizer_RemoveAt().

Referenced by randomizer_Remove().

randomizer_SelectIndex()

static void randomizer_SelectIndex ( struct randomizer *  r, size_t  index  )

static

References randomizer::data, randomizer::head, randomizer::history, randomizer::items, randomizer::next, and randomizer::size.

Referenced by randomizer_Select().

swap_items()

static void swap_items ( struct randomizer *  r, int  i, int  j  )

inlinestatic

References randomizer::data, and randomizer::items.

Referenced by randomizer_DetermineOne_().