tiling.c File Reference

(v16)

Handle state related to tiled rendering. More...

#include "tiling.h"
#include "utility.h"

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Functions
void	tiling_begin (struct tiling *tiling, int cols, int rows, int width, int height, const mpfr_t centerx, const mpfr_t centery, const mpfr_t radius)
	Initialize a tiling.
void	tiling_end (struct tiling *tiling)
	Clean up a tiling.
bool	tiling_next (struct tiling *tiling)
	Advance to the next tile.

Detailed Description

Handle state related to tiled rendering.

Definition in file tiling.c.

Function Documentation

void tiling_begin	(	struct tiling *	tiling,
		int	cols,
		int	rows,
		int	width,
		int	height,
		const mpfr_t	centerx,
		const mpfr_t	centery,
		const mpfr_t	radius
	)

Initialize a tiling.

Parameters

tiling	The tiling to initialize.
cols	The number of tiles horizontally.
rows	The number of tiles vertically.
width	The image width of each tile in pixels.
height	The image height of each tile in pixels.
centerx	The real coordinate of the tiled view center.
centery	The imaginary coordinate of the tiled view center.
radius	The radius of the tiled view.

Definition at line 25 of file tiling.c.

References tiling::centerx, tiling::centery, tiling::col, tiling::height, tiling::radius, tiling::row, tiling::tiled_centerx, tiling::tiled_centery, tiling::tiled_cols, tiling::tiled_radius, tiling::tiled_rows, and tiling::width.

Referenced by main().

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void tiling_end

(

struct tiling *

tiling

)

Clean up a tiling.

Parameters

tiling

The tiling to clean up.

Definition at line 46 of file tiling.c.

References tiling::centerx, tiling::centery, tiling::radius, tiling::tiled_centerx, tiling::tiled_centery, and tiling::tiled_radius.

Referenced by main().

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bool tiling_next

(

struct tiling *

tiling

)

Advance to the next tile.

Should be called before rendering the first tile.

Parameters

tiling

The tiling to advance.

Returns

Success (true) or failure (false, there are no more tiles).

Definition at line 58 of file tiling.c.

References tiling::centerx, tiling::centery, tiling::col, tiling::height, pixel_coordinate(), tiling::radius, tiling::row, tiling::tiled_centerx, tiling::tiled_centery, tiling::tiled_cols, tiling::tiled_radius, tiling::tiled_rows, and tiling::width.

Referenced by main().

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