VDPSprite Struct Reference

VDP sprite definition structure replicating VDP hardware sprite. More...

#include <vdp_spr.h>

Public Attributes
s16	y
union {
struct {
u16   unused1: 4
u16   sizeH: 2
u16   sizeV: 2
u16   unused2: 1
u16   linkData: 7
}
struct {
u8   size
u8   link
}
u16   size_link
};
union {
u16   attribut
struct {
u16   priority: 1
u16   palette: 2
u16   flipV: 1
u16   flipH: 1
u16   tile: 11
}
};
s16	x

Detailed Description

VDP sprite definition structure replicating VDP hardware sprite.

Parameters

y	Y position - 0x80 (0x80 = 0 on screen). Valid values: [0 - 1023]
size	sprite size (see SPRITE_SIZE macro)
sizeH	horizontal size. Valid values: 0 -> 8, 1 -> 16, 2 -> 24, 3 -> 32
sizeV	vertical size. Valid values: 0 -> 8, 1 -> 16, 2 -> 24, 3 -> 32
link	sprite link, this information is used to define sprite drawing order (use 0 to force end of list)
attribut	tile index and sprite attribut (priority, palette, H/V flip), see TILE_ATTR_FULL macro
priority	sprite priority. Valid values: 0 -> low, 1 -> high
palette	palette index. Valid values: [0, 3]
flipV	vertical flip. Valid values: 0 -> normal, 1 -> flipped
flipH	horizontal flip. Valid values: 0 -> normal, 1 -> flipped
tile	tile index. Valid values: [0, 2047]
x	X position - 0x80 (0x80 = 0 on screen). Valid values: [0 - 1023]

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

• vdp_spr.h