mirror of https://github.com/zeldaret/tmc.git
77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
#include "global.h"
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#include "room.h"
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#include "enemy.h"
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extern void MemFill32(u32, void*, u32);
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void UpdateCurrentRoom(RoomMemory*);
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RoomMemory* AddCurrentRoom(void);
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void ClearRoomMemory(void) {
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MemFill32(0xFFFFFFFF, gRoomMemory, 0x40);
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gCurrentRoomMemory = gRoomMemory;
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}
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void EnemyDisableRespawn(Enemy* ent) {
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u8 idx = ent->idx;
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if (idx & 0x80) {
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gCurrentRoomMemory->enemyBits |= 1 << (idx & 0x1f);
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}
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}
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u32 EnemyEnableRespawn(u32 enemyIdx) {
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u32 bitmask = gCurrentRoomMemory->enemyBits >> enemyIdx;
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u32 output = 1;
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output &= ~bitmask;
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return output;
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}
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void UpdateRoomTracker(void) {
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gCurrentRoomMemory = gRoomMemory;
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do {
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if (gCurrentRoomMemory->area == gRoomControls.area && gCurrentRoomMemory->room == gRoomControls.room) {
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UpdateCurrentRoom(gCurrentRoomMemory);
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return;
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}
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gCurrentRoomMemory++;
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} while (gCurrentRoomMemory < gRoomMemory + 8);
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gCurrentRoomMemory = AddCurrentRoom();
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}
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RoomMemory* AddCurrentRoom(void) {
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RoomMemory* rm = gRoomMemory;
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RoomMemory* r1 = rm + 1;
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do {
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if (r1->unk_02 > rm->unk_02) {
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rm = r1;
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}
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r1++;
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} while (r1 < gRoomMemory + 8);
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rm->area = gRoomControls.area;
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rm->room = gRoomControls.room;
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rm->unk_02 = 0xFFFF;
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rm->enemyBits = 0;
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UpdateCurrentRoom(rm);
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return rm;
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}
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void UpdateCurrentRoom(RoomMemory* rm) {
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RoomMemory* r1 = gRoomMemory;
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do {
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if (r1->unk_02 < rm->unk_02) {
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r1->unk_02++;
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}
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r1++;
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} while (r1 < gRoomMemory + 8);
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rm->unk_02 = 0;
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}
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