sLayer Struct Reference

Layer screen descriptor (on change update SLAYER_* in define.h) More...

#include <vga_layer.h>

Data Fields
const u8 *	img
	Pointer to image in current layer format, or sprite list.
const void *	par
	Additional parameter (RLE index table, integer transformation matrix)
u32	init
	Init word sent on start of scanline (start X coordinate)
u32	keycol
	Key color.
u16	trans
	Trans count.
s16	x
	Start X coordinate.
s16	y
	Start Y coordinate.
u16	w
	Width in pixels.
u16	h
	Height.
u16	wb
	Image width in bytes (pitch of lines)
u8	mode
	Layer mode.
s8	horiz
	Horizon of perspective projection/4 (only with LAYERMODE_PERSP* modes, 0=no perspecitve, <0 ceilling)
u8	xbits
	Number of bits of width of source image (only with LAYERMODE_PERSP* modes)
u8	ybits
	Number of bits of height of source image (only with LAYERMODE_PERSP* modes)
u16	spritenum
	Number of sprites.
Bool	on
	Layer is ON.
u8	cpp
	Current clock pulses per pixel (used to calculate X coordinate)

Detailed Description

Layer screen descriptor (on change update SLAYER_* in define.h)

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The documentation for this struct was generated from the following file:

• src/vga_layer.h