From 7718e74d735bd2e7e2c4bf1b208312a4a2be5de6 Mon Sep 17 00:00:00 2001
From: Christopher Leggett <chris@leggett.dev>
Date: Tue, 13 Dec 2022 14:55:00 -0500
Subject: Always use authentic cache policy for replaced seqs (#2176)

---
 soh/src/code/audio_load.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'soh/src/code')

diff --git a/soh/src/code/audio_load.c b/soh/src/code/audio_load.c
index 354119cb2..ad6310157 100644
--- a/soh/src/code/audio_load.c
+++ b/soh/src/code/audio_load.c
@@ -78,6 +78,8 @@ void* sUnusedHandler = NULL;
 s32 gAudioContextInitalized = false;
 
 char* sequenceMap[MAX_SEQUENCES];
+// A map of authentic sequence IDs to their cache policies, for use with sequence swapping.
+u8 seqCachePolicyMap[MAX_AUTHENTIC_SEQID];
 char* fontMap[256];
 
 uintptr_t fontStart;
@@ -569,15 +571,20 @@ s32 AudioLoad_SyncInitSeqPlayerInternal(s32 playerIdx, s32 seqId, s32 arg2) {
     s32 index;
     s32 numFonts;
     s32 fontId;
+    s8 authCachePolicy = -1; // since 0 is a valid cache policy value
 
     AudioSeq_SequencePlayerDisable(seqPlayer);
 
     fontId = 0xFF;
 
     if (gAudioContext.seqReplaced[playerIdx]) {
+        authCachePolicy = seqCachePolicyMap[seqId];
         seqId = gAudioContext.seqToPlay[playerIdx];
     }
     SequenceData seqData2 = ResourceMgr_LoadSeqByName(sequenceMap[seqId]);
+    if (authCachePolicy != -1) {
+        seqData2.cachePolicy = authCachePolicy;
+    }
 
     for (int i = 0; i < seqData2.numFonts; i++)
     {
@@ -1316,6 +1323,7 @@ void AudioLoad_Init(void* heap, size_t heapSize) {
         strcpy(str, seqList[i]);
 
         sequenceMap[sDat.seqNumber] = str;
+        seqCachePolicyMap[sDat.seqNumber] = sDat.cachePolicy;
     }
 
     free(seqList);
-- 
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