#ifndef GUARD_BG_H
#define GUARD_BG_H

enum
{
    BG_CTRL_ATTR_VISIBLE = 1,
    BG_CTRL_ATTR_CHARBASEINDEX = 2,
    BG_CTRL_ATTR_MAPBASEINDEX = 3,
    BG_CTRL_ATTR_SCREENSIZE = 4,
    BG_CTRL_ATTR_PALETTEMODE = 5,
    BG_CTRL_ATTR_PRIORITY = 6,
    BG_CTRL_ATTR_MOSAIC = 7,
    BG_CTRL_ATTR_WRAPAROUND = 8,
};

struct BgTemplate
{
    u32 bg:2;
    u32 charBaseIndex:2;
    u32 mapBaseIndex:5;
    u32 screenSize:2;
    u32 paletteMode:1;
    u32 priority:2;
    u32 baseTile:10;
};

void ResetBgsAndClearDma3BusyFlags(u32 leftoverFireRedLeafGreenVariable);
void InitBgsFromTemplates(u8 bgMode, const struct BgTemplate *templates, u8 numTemplates);
void SetBgAttribute(u8 bg, u8 attributeId, u8 value);
u16 GetBgAttribute(u8 bg, u8 attributeId);
u32 ChangeBgX(u8 bg, u32 value, u8 op);
u32 GetBgX(u8 bg);
u32 ChangeBgY(u8 bg, u32 value, u8 op);
u32 ChangeBgY_ScreenOff(u8 bg, u32 value, u8 op);
u32 GetBgY(u8 bg);
void SetBgAffine(u8 bg, u32 srcCenterX, u32 srcCenterY, s16 dispCenterX, s16 dispCenterY, s16 scaleX, s16 scaleY, u16 rotationAngle);
void SetBgTilemapBuffer(u8 bg, void *tilemap);
void UnsetBgTilemapBuffer(u8 bg);
void CopyToBgTilemapBuffer(u8 bg, const void *src, u16 mode, u16 destOffset);
void CopyBgTilemapBufferToVram(u8 bg);
u16 LoadBgTiles(u8 bg, const void* src, u16 size, u16 destOffset);
void ShowBg(u8 bg);
void HideBg(u8 bg);

#endif // GUARD_BG_H