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#include "System/OverlayManager.hpp"
#include "global.h"
#include "nds/overlay.h"
struct UnkStruct_020ee698 {
/* 00 */ unk8 mUnk_00[0x2C];
/* 2c */ unk32 mUnk_2c;
/* 30 */
};
extern UnkStruct_020ee698 data_ov000_020ee698;
struct OverlaySetup {
/* 00 */ unk8 mUnk_00;
/* 01 */ unk8 mUnk_01;
/* 02 */ unk8 mUnk_02;
/* 03 */ unk8 mUnk_03;
/* 04 */ OverlayId slot1Overlay;
/* 08 */ OverlayId slot2Overlay;
/* 0c */ OverlayId slot3Overlay;
/* 10 */ OverlayId slot12Overlay;
/* 14 */ void *mUnk_14;
/* 18 */ void *mUnk_18;
/* 1c */
};
extern OverlaySetup gOverlaySetups[];
extern u32 *data_027e0ce0[];
extern "C" void func_ov007_02102850(u32 **);
extern "C" void func_ov007_021028a0(u32 **);
THUMB void OverlayManager::Load(OverlayIndex index, OverlayId id) {
if (id != OverlayId_None) {
Overlay_Load(NULL, id);
}
this->mLoadedOverlays[index] = id;
}
THUMB void OverlayManager::LoadIfNotLoaded(OverlayIndex index, OverlayId id) {
OverlayId loadedId = this->mLoadedOverlays[index];
if (loadedId != id) {
this->Unload(index);
this->Load(index, id);
}
}
THUMB void OverlayManager::Unload(OverlayIndex index) {
if (this->mLoadedOverlays[index] != OverlayId_None) {
Overlay_Unload(NULL, this->mLoadedOverlays[index]);
this->mLoadedOverlays[index] = OverlayId_None;
}
}
//! TODO: solve the .word issue with the overlay IDs
//! both functions should match otherwise
THUMB void OverlayManager::LoadOverlaySetup(s32 index) {
OverlayId overlayId;
OverlaySetup *pSetup;
pSetup = &gOverlaySetups[index];
this->LoadIfNotLoaded(OverlayIndex_1, pSetup->slot1Overlay);
this->LoadIfNotLoaded(OverlayIndex_2, pSetup->slot2Overlay);
if (index == 5) {
func_ov007_02102850(data_027e0ce0);
} else {
overlayId = pSetup->slot12Overlay;
if (index == 6 && data_ov000_020ee698.mUnk_2c == 2) {
overlayId = OverlayId_61;
}
this->Load(OverlayIndex_3, pSetup->slot3Overlay);
this->Load(OverlayIndex_12, overlayId);
}
}
THUMB void OverlayManager::UnloadOverlaySetup() {
this->Unload(OverlayIndex_12);
this->Unload(OverlayIndex_3);
if (this->mLoadedOverlays[2] == OverlayId_07) {
func_ov007_021028a0(data_027e0ce0);
this->Unload(OverlayIndex_2);
}
}
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