Bresenham lines

Classes
struct	TCOD_bresenham_data_t
	A struct used for computing a bresenham line. More...
class	TCODLineListener
class	TCODLine
class	tcod::BresenhamLine
	Encapsulates a Bresenham line drawing algorithm. More...

Typedefs
typedef bool(*	TCOD_line_listener_t) (int x, int y)
	A callback to be passed to TCOD_line.

Functions
void	TCOD_line_init (int xFrom, int yFrom, int xTo, int yTo)
bool	TCOD_line_step (int *xCur, int *yCur)
	advance one step.
bool	TCOD_line (int xFrom, int yFrom, int xTo, int yTo, TCOD_line_listener_t listener)
void	TCOD_line_init_mt (int xFrom, int yFrom, int xTo, int yTo, TCOD_bresenham_data_t *data)
bool	TCOD_line_step_mt (int *xCur, int *yCur, TCOD_bresenham_data_t *data)
bool	TCOD_line_mt (int xFrom, int yFrom, int xTo, int yTo, TCOD_line_listener_t listener, TCOD_bresenham_data_t *data)

Detailed Description

Typedef Documentation

TCOD_line_listener_t

typedef bool(* TCOD_line_listener_t) (int x, int y)

A callback to be passed to TCOD_line.

The points given to the callback include both the starting and ending positions.

Parameters

x
y

Returns

As long as this callback returns true it will be called with the next x,y point on the line.

Function Documentation

TCOD_line_step()

bool TCOD_line_step	(	int *	xCur,
		int *	yCur )

advance one step.

returns true if we reach destination