scroll_initialize_hblank_dma.h File Reference

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Functions
static __inline__ void	WaitDma (volatile u32 *channel)
void	DisplayScroll_InitializeHBlankDma (s32 mode, s32 freqX, s32 stepX, s32 ampX, s32 freqY, s32 stepY, s32 ampY)
	Starts the ripple: its work (heap block 34) holds the mode and, for x and y, the wave's frequency, its step each frame and its amplitude; two scene callbacks build each frame's table of line offsets and sends it by DMA in the horizontal blank.

Function Documentation

WaitDma()

__inline__ void WaitDma ( volatile u32 * channel )

static

Definition at line 12 of file scroll_initialize_hblank_dma.h.

DisplayScroll_InitializeHBlankDma()

void DisplayScroll_InitializeHBlankDma	(	s32	mode,
		s32	freqX,
		s32	stepX,
		s32	ampX,
		s32	freqY,
		s32	stepY,
		s32	ampY )

Starts the ripple: its work (heap block 34) holds the mode and, for x and y, the wave's frequency, its step each frame and its amplitude; two scene callbacks build each frame's table of line offsets and sends it by DMA in the horizontal blank.

Definition at line 21 of file scroll_initialize_hblank_dma.h.

Referenced by DisplayScroll_InitializeHBlankDma(), and Ripple_Start().