tmc/src/manager/vaati3BackgroundManager.c

47 lines
1.5 KiB
C

/**
* @file vaati3BackgroundManager.c
* @ingroup Managers
*
* @brief Scrolling background during Vaati 3.
*/
#include "manager/vaati3BackgroundManager.h"
#include "area.h"
#include "common.h"
#include "functions.h"
#include "room.h"
#include "screen.h"
void sub_0805D470(Vaati3BackgroundManager*);
void Vaati3BackgroundManager_Main(Vaati3BackgroundManager* this) {
if (this == NULL) {
if (gArea.onEnter != sub_0805D470) {
sub_0805D470(NULL);
}
} else {
if (super->action == 0) {
super->action = 1;
super->flags |= ENT_PERSIST;
SetDefaultPriority((Entity*)this, PRIO_PLAYER_EVENT);
if (gArea.onEnter == NULL) {
RegisterTransitionManager(this, sub_0805D470, NULL);
} else {
DeleteThisEntity();
}
} else {
gRoomControls.bg3OffsetX.WORD -= 0x4000;
gRoomControls.bg3OffsetY.WORD -= 0x2000;
gScreen.bg3.xOffset = gRoomControls.scroll_x + gRoomControls.bg3OffsetX.HALF.HI;
gScreen.bg3.yOffset = gRoomControls.scroll_y + gRoomControls.bg3OffsetY.HALF.HI;
}
}
}
void sub_0805D470(Vaati3BackgroundManager* this) {
LoadGfxGroup(0x4c);
gScreen.bg3.control = 0x1e07;
gScreen.lcd.displayControl |= DISPCNT_BG3_ON;
gScreen.bg3.xOffset = gRoomControls.scroll_x + gRoomControls.bg3OffsetX.HALF.HI;
gScreen.bg3.yOffset = gRoomControls.scroll_y + gRoomControls.bg3OffsetY.HALF.HI;
}