Matrix transformation operators for 16x16 1bpp sprite patterns.

Collaboration diagram for Matrix transformation operators for 16x16 1bpp sprite patterns.:

Functions
void	im_copy_SP16x16 (const SP16x16 *src, SP16x16 *dst)
	MSX Copy an 16x16 pixels 1bpp sprite pattern.
void	im_copy_v_SP16x16 (const SP16x16 *src)
	MSX Copy an 16x16 pixels 1bpp sprite pattern.
void	im_hflip_SP16x16 (const SP16x16 *src, SP16x16 *dst)
	MSX Flip an 16x16 pixels 1bpp sprite pattern horizontally.
void	im_hflip_v_SP16x16 (const SP16x16 *src)
	MSX Flip an 16x16 pixels 1bpp sprite pattern horizontally.
void	im_vflip_SP16x16 (const SP16x16 *src, SP16x16 *dst)
	MSX Flip an 16x16 pixels 1bpp sprite pattern vertically.
void	im_vflip_v_SP16x16 (const SP16x16 *src)
	MSX Flip an 16x16 pixels 1bpp sprite pattern vertically.
void	im_tr_SP16x16 (const SP16x16 *src, SP16x16 *dst)
	MSX Transpose an 16x16 pixels 1bpp sprite pattern around the main diagonal.
void	im_tr_v_SP16x16 (const SP16x16 *src)
	MSX Transpose an 16x16 pixels 1bpp sprite pattern around the main diagonal.
void	im_adtr_SP16x16 (const SP16x16 *src, SP16x16 *dst)
	MSX Transpose an 16x16 pixels 1bpp sprite pattern around the antidiagonal.
void	im_adtr_v_SP16x16 (const SP16x16 *src)
	MSX Transpose an 16x16 pixels 1bpp sprite pattern around the antidiagonal.
void	im_rot90_SP16x16 (const SP16x16 *src, SP16x16 *dst)
	MSX Rotate an 16x16 pixels 1bpp sprite pattern 90 degrees clockwise.
void	im_rot90_v_SP16x16 (const SP16x16 *src)
	MSX Rotate an 16x16 pixels 1bpp sprite pattern 90 degrees clockwise.
void	im_rot180_SP16x16 (const SP16x16 *src, SP16x16 *dst)
	MSX Rotate an 16x16 pixels 1bpp sprite pattern 180 degrees.
void	im_rot180_v_SP16x16 (const SP16x16 *src)
	MSX Rotate an 16x16 pixels 1bpp sprite pattern 180 degrees.
void	im_rot270_SP16x16 (const SP16x16 *src, SP16x16 *dst)
	MSX Rotate an 16x16 pixels 1bpp sprite pattern 270 degrees clockwise.
void	im_rot270_v_SP16x16 (const SP16x16 *src)
	MSX Rotate an 16x16 pixels 1bpp sprite pattern 270 degrees clockwise.

Detailed Description

Matrix transformation operators for 16x16 1bpp sprite patterns.

OPERATOR	ROM/RAM to RAM	ROM/RAM to VRAM
COPY	im_copy_SP16x16()	im_copy_v_SP16x16()
FLIP HORIZONTALLY	im_hflip_SP16x16()	im_hflip_v_SP16x16()
FLIP VERTICALLY	im_vflip_SP16x16()	im_vflip_v_SP16x16()
TRANSPOSE	im_tr_SP16x16()	im_tr_v_SP16x16()
ROTATE 90 DEG. CLOCKWISE	im_rot90_SP16x16()	im_rot90_v_SP16x16()
ROTATE 180 DEG.	im_rot180_SP16x16()	im_rot180_v_SP16x16()
ROTATE 270 DEG. CLOCKWISE	im_rot270_SP16x16()	im_rot270_v_SP16x16()
ANTIDIAGONAL TRANSPOSE	im_adtr_SP16x16()	im_adtr_v_SP16x16()

Function Documentation

im_copy_SP16x16()

void im_copy_SP16x16	(	const SP16x16 *	src,
		SP16x16 *	dst )

MSX Copy an 16x16 pixels 1bpp sprite pattern.

Parameters

src	Pointer to source image.
dst	Pointer to destination image.

im_copy_v_SP16x16()

void im_copy_v_SP16x16

(

const SP16x16 *

src

)

MSX Copy an 16x16 pixels 1bpp sprite pattern.

Parameters

src	Pointer to source image.

Note

The destination VRAM address must be set in advance with vmem_set_write_address().

im_hflip_SP16x16()

void im_hflip_SP16x16	(	const SP16x16 *	src,
		SP16x16 *	dst )

MSX Flip an 16x16 pixels 1bpp sprite pattern horizontally.

Parameters

src	Pointer to source image.
dst	Pointer to destination image.

im_hflip_v_SP16x16()

void im_hflip_v_SP16x16

(

const SP16x16 *

src

)

MSX Flip an 16x16 pixels 1bpp sprite pattern horizontally.

Parameters

src	Pointer to source image.

Note

The destination VRAM address must be set in advance with vmem_set_write_address().

im_vflip_SP16x16()

void im_vflip_SP16x16	(	const SP16x16 *	src,
		SP16x16 *	dst )

MSX Flip an 16x16 pixels 1bpp sprite pattern vertically.

Parameters

src	Pointer to source image.
dst	Pointer to destination image.

im_vflip_v_SP16x16()

void im_vflip_v_SP16x16

(

const SP16x16 *

src

)

MSX Flip an 16x16 pixels 1bpp sprite pattern vertically.

Parameters

src	Pointer to source image.

Note

The destination VRAM address must be set in advance with vmem_set_write_address().

im_tr_SP16x16()

void im_tr_SP16x16	(	const SP16x16 *	src,
		SP16x16 *	dst )

MSX Transpose an 16x16 pixels 1bpp sprite pattern around the main diagonal.

Parameters

src	Pointer to source image.
dst	Pointer to destination image.

im_tr_v_SP16x16()

void im_tr_v_SP16x16

(

const SP16x16 *

src

)

MSX Transpose an 16x16 pixels 1bpp sprite pattern around the main diagonal.

Parameters

src	Pointer to source image.

Note

The destination VRAM address must be set in advance with vmem_set_write_address().

im_adtr_SP16x16()

void im_adtr_SP16x16	(	const SP16x16 *	src,
		SP16x16 *	dst )

MSX Transpose an 16x16 pixels 1bpp sprite pattern around the antidiagonal.

Parameters

src	Pointer to source image.
dst	Pointer to destination image.

im_adtr_v_SP16x16()

void im_adtr_v_SP16x16

(

const SP16x16 *

src

)

MSX Transpose an 16x16 pixels 1bpp sprite pattern around the antidiagonal.

Parameters

src	Pointer to source image.

Note

The destination VRAM address must be set in advance with vmem_set_write_address().

im_rot90_SP16x16()

void im_rot90_SP16x16	(	const SP16x16 *	src,
		SP16x16 *	dst )

MSX Rotate an 16x16 pixels 1bpp sprite pattern 90 degrees clockwise.

Parameters

src	Pointer to source image.
dst	Pointer to destination image.

im_rot90_v_SP16x16()

void im_rot90_v_SP16x16

(

const SP16x16 *

src

)

MSX Rotate an 16x16 pixels 1bpp sprite pattern 90 degrees clockwise.

Parameters

src	Pointer to source image.

Note

The destination VRAM address must be set in advance with vmem_set_write_address().

im_rot180_SP16x16()

void im_rot180_SP16x16	(	const SP16x16 *	src,
		SP16x16 *	dst )

MSX Rotate an 16x16 pixels 1bpp sprite pattern 180 degrees.

Parameters

src	Pointer to source image.
dst	Pointer to destination image.

im_rot180_v_SP16x16()

void im_rot180_v_SP16x16

(

const SP16x16 *

src

)

MSX Rotate an 16x16 pixels 1bpp sprite pattern 180 degrees.

Parameters

src	Pointer to source image.

Note

The destination VRAM address must be set in advance with vmem_set_write_address().

im_rot270_SP16x16()

void im_rot270_SP16x16	(	const SP16x16 *	src,
		SP16x16 *	dst )

MSX Rotate an 16x16 pixels 1bpp sprite pattern 270 degrees clockwise.

Parameters

src	Pointer to source image.
dst	Pointer to destination image.

im_rot270_v_SP16x16()

void im_rot270_v_SP16x16

(

const SP16x16 *

src

)

MSX Rotate an 16x16 pixels 1bpp sprite pattern 270 degrees clockwise.

Parameters

src	Pointer to source image.

Note

The destination VRAM address must be set in advance with vmem_set_write_address().