Bitmaps

Functions
INLINE void	vid_vsync (void)
INLINE void	bg_aff_copy (BG_AFFINE *dst, const BG_AFFINE *src)
	Copy bg affine aprameters.

mode 3
INLINE void	m3_fill (COLOR clr)
	Fill the mode 3 background with color clr.
INLINE void	m3_plot (int x, int y, COLOR clr)
	Plot a single clr colored pixel in mode 3 at (x, y).
INLINE void	m3_hline (int x1, int y, int x2, COLOR clr)
	Draw a clr colored horizontal line in mode 3.
INLINE void	m3_vline (int x, int y1, int y2, COLOR clr)
	Draw a clr colored vertical line in mode 3.
INLINE void	m3_line (int x1, int y1, int x2, int y2, COLOR clr)
	Draw a clr colored line in mode 3.
INLINE void	m3_rect (int left, int top, int right, int bottom, COLOR clr)
	Draw a clr colored rectangle in mode 3.
INLINE void	m3_frame (int left, int top, int right, int bottom, COLOR clr)
	Draw a clr colored frame in mode 3.
#define	M3_CLEAR()   memset32(vid_mem, 0, M3_SIZE/4)
	Fill the mode 3 background with color clr.

mode 4
INLINE void	m4_fill (u8 clrid)
	Fill the current mode 4 backbuffer with clrid.
INLINE void	m4_plot (int x, int y, u8 clrid)
	Plot a clrid pixel on the current mode 4 backbuffer.
INLINE void	m4_hline (int x1, int y, int x2, u8 clrid)
	Draw a clrid colored horizontal line in mode 4.
INLINE void	m4_vline (int x, int y1, int y2, u8 clrid)
	Draw a clrid colored vertical line in mode 4.
INLINE void	m4_line (int x1, int y1, int x2, int y2, u8 clrid)
	Draw a clrid colored line in mode 4.
INLINE void	m4_rect (int left, int top, int right, int bottom, u8 clrid)
	Draw a clrid colored rectangle in mode 4.
INLINE void	m4_frame (int left, int top, int right, int bottom, u8 clrid)
	Draw a clrid colored frame in mode 4.
#define	M4_CLEAR()   memset32(vid_page, 0, M4_SIZE/4)
	Fill the current mode 4 backbuffer with clrid.

mode 5
INLINE void	m5_fill (COLOR clr)
	Fill the current mode 5 backbuffer with clr.
INLINE void	m5_plot (int x, int y, COLOR clr)
	Plot a clrid pixel on the current mode 5 backbuffer.
INLINE void	m5_hline (int x1, int y, int x2, COLOR clr)
	Draw a clr colored horizontal line in mode 5.
INLINE void	m5_vline (int x, int y1, int y2, COLOR clr)
	Draw a clr colored vertical line in mode 5.
INLINE void	m5_line (int x1, int y1, int x2, int y2, COLOR clr)
	Draw a clr colored line in mode 5.
INLINE void	m5_rect (int left, int top, int right, int bottom, COLOR clr)
	Draw a clr colored rectangle in mode 5.
INLINE void	m5_frame (int left, int top, int right, int bottom, COLOR clr)
	Draw a clr colored frame in mode 5.
#define	M5_CLEAR()   memset32(vid_page, 0, M5_SIZE/4)
	Fill the current mode 5 backbuffer with clr.

Detailed Description

Basic functions for dealing with bitmapped graphics.

Deprecated:

The bmp8/bmp16 functions have been superceded by the surface functions (sbmp8/sbmp16) for the most part. The former group has been kept mostly for reference purposes.

Function Documentation

m3_frame()

INLINE void m3_frame	(	int	left,
		int	top,
		int	right,
		int	bottom,
		COLOR	clr
	)

Draw a clr colored frame in mode 3.

Parameters

left	Left side, inclusive.
top	Top size, inclusive.
right	Right size, exclusive.
bottom	Bottom size, exclusive.
clr	Color.

Note

Normalized, but not clipped.

References bmp16_frame(), and vid_mem.

m3_rect()

INLINE void m3_rect	(	int	left,
		int	top,
		int	right,
		int	bottom,
		COLOR	clr
	)

Draw a clr colored rectangle in mode 3.

Parameters

left	Left side, inclusive.
top	Top size, inclusive.
right	Right size, exclusive.
bottom	Bottom size, exclusive.
clr	Color.

Note

Normalized, but not clipped.

References bmp16_rect(), and vid_mem.

m4_frame()

INLINE void m4_frame	(	int	left,
		int	top,
		int	right,
		int	bottom,
		u8	clrid
	)

Draw a clrid colored frame in mode 4.

Parameters

left	Left side, inclusive.
top	Top size, inclusive.
right	Right size, exclusive.
bottom	Bottom size, exclusive.
clrid	color index.

Note

Normalized, but not clipped.

References bmp8_frame().

m4_rect()

INLINE void m4_rect	(	int	left,
		int	top,
		int	right,
		int	bottom,
		u8	clrid
	)

Draw a clrid colored rectangle in mode 4.

Parameters

left	Left side, inclusive.
top	Top size, inclusive.
right	Right size, exclusive.
bottom	Bottom size, exclusive.
clrid	color index.

Note

Normalized, but not clipped.

References bmp8_rect().

m5_frame()

INLINE void m5_frame	(	int	left,
		int	top,
		int	right,
		int	bottom,
		COLOR	clr
	)

Draw a clr colored frame in mode 5.

Parameters

left	Left side, inclusive.
top	Top size, inclusive.
right	Right size, exclusive.
bottom	Bottom size, exclusive.
clr	Color.

Note

Normalized, but not clipped.

References bmp16_frame().

m5_rect()

INLINE void m5_rect	(	int	left,
		int	top,
		int	right,
		int	bottom,
		COLOR	clr
	)

Draw a clr colored rectangle in mode 5.

Parameters

left	Left side, inclusive.
top	Top size, inclusive.
right	Right size, exclusive.
bottom	Bottom size, exclusive.
clr	Color.

Note

Normalized, but not clipped.

References bmp16_rect().