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#include <game.h>
#include <sfx.h>
#include "music.h"
struct HijackedStream {
//const char *original;
//const char *originalFast;
u32 stringOffset;
u32 stringOffsetFast;
u32 infoOffset;
u8 originalID;
int streamID;
};
struct Hijacker {
HijackedStream stream[2];
u8 currentStream;
u8 currentCustomTheme;
};
const char* SongNameList [] = {
"AIRSHIP",
"BOSS_TOWER",
"MENU",
"UNDERWATER",
"ATHLETIC",
"CASTLE",
"MAIN",
"MOUNTAIN",
"TOWER",
"UNDERGROUND",
"DESERT",
"FIRE",
"FOREST",
"FREEZEFLAME",
"JAPAN",
"PUMPKIN",
"SEWER",
"SPACE",
"BOWSER",
"BONUS",
"AMBUSH",
"BRIDGE_DRUMS",
"SNOW2",
"MINIMEGA",
"CLIFFS",
"AUTUMN",
"CRYSTALCAVES",
"GHOST_HOUSE",
"GRAVEYARD",
"JUNGLE",
"TROPICAL",
"SKY_CITY",
"SNOW",
"STAR_HAVEN",
"SINGALONG",
"FACTORY",
"TANK",
"TRAIN",
"YOSHIHOUSE",
"FACTORYB",
"CAVERN",
"SAND",
"SHYGUY",
"MINIGAME",
"BONUS_AREA",
"CHALLENGE",
"BOWSER_CASTLE",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"BOSS_CASTLE",
"BOSS_AIRSHIP",
NULL
};
// Offsets are from the start of the INFO block, not the start of the brsar.
// INFO begins at 0x212C0, so that has to be subtracted from absolute offsets
// within the brsar.
#define _I(offs) ((offs)-0x212C0)
Hijacker Hijackers[2] = {
{
{
{/*"athletic_lr.n.32.brstm", "athletic_fast_lr.n.32.brstm",*/ _I(0x4A8F8), _I(0x4A938), _I(0x476C4), 4, STRM_BGM_ATHLETIC},
{/*"BGM_SIRO.32.brstm", "BGM_SIRO_fast.32.brstm",*/ _I(0x4B2E8), _I(0x4B320), _I(0x48164), 10, STRM_BGM_SHIRO}
},
0, 0
},
{
{
{/*"STRM_BGM_CHIJOU.brstm", "STRM_BGM_CHIJOU_FAST.brstm",*/ _I(0x4A83C), _I(0x4A8B4), 0, 1, STRM_BGM_CHIJOU},
{/*"STRM_BGM_CHIKA.brstm", "STRM_BGM_CHIKA_FAST.brstm",*/ _I(0x4A878), _I(0x4A780), 0, 2, STRM_BGM_CHIKA},
},
0, 0
}
};
extern void *SoundRelatedClass;
inline char *BrsarInfoOffset(u32 offset) {
return (char*)(*(u32*)(((u32)SoundRelatedClass) + 0x5CC)) + offset;
}
void FixFilesize(u32 streamNameOffset);
u8 hijackMusicWithSongName(const char *songName, int themeID, bool hasFast, int channelCount, int trackCount, int *wantRealStreamID) {
Hijacker *hj = &Hijackers[channelCount==4?1:0];
// do we already have this theme in this slot?
// if so, don't switch streams
// if we do, NSMBW will think it's a different song, and restart it ...
// but if it's just an area transition where both areas are using the same
// song, we don't want that
if ((themeID >= 0) && hj->currentCustomTheme == themeID)
return hj->stream[hj->currentStream].originalID;
// which one do we use this time...?
int toUse = (hj->currentStream + 1) & 1;
hj->currentStream = toUse;
hj->currentCustomTheme = themeID;
// write the stream's info
HijackedStream *stream = &hj->stream[hj->currentStream];
if (stream->infoOffset) {
u16 *thing = (u16*)(BrsarInfoOffset(stream->infoOffset) + 4);
OSReport("Modifying stream info, at offset %x which is at pointer %x\n", stream->infoOffset, thing);
OSReport("It currently has: channel count %d, track bitfield 0x%x\n", thing[0], thing[1]);
thing[0] = channelCount;
thing[1] = (1 << trackCount) - 1;
OSReport("It has been set to: channel count %d, track bitfield 0x%x\n", thing[0], thing[1]);
}
sprintf(BrsarInfoOffset(stream->stringOffset), "new/%s.er", songName);
sprintf(BrsarInfoOffset(stream->stringOffsetFast), hasFast?"new/%s_F.er":"new/%s.er", songName);
// update filesizes
FixFilesize(stream->stringOffset);
FixFilesize(stream->stringOffsetFast);
// done!
if (wantRealStreamID)
*wantRealStreamID = stream->streamID;
return stream->originalID;
}
//oh for fuck's sake
#include "fileload.h"
//#include <rvl/dvd.h>
void FixFilesize(u32 streamNameOffset) {
char *streamName = BrsarInfoOffset(streamNameOffset);
char nameWithSound[80];
snprintf(nameWithSound, 79, "/Sound/%s", streamName);
s32 entryNum;
DVDHandle info;
if ((entryNum = DVDConvertPathToEntrynum(nameWithSound)) >= 0) {
if (DVDFastOpen(entryNum, &info)) {
u32 *lengthPtr = (u32*)(streamName - 0x1C);
*lengthPtr = info.length;
}
} else
OSReport("What, I couldn't find \"%s\" :(\n", nameWithSound);
}
extern "C" u8 after_course_getMusicForZone(u8 realThemeID) {
if (realThemeID < 100)
return realThemeID;
bool usesDrums = (realThemeID >= 200);
return hijackMusicWithSongName(SongNameList[realThemeID-100], realThemeID, true, usesDrums?4:2, usesDrums?2:1, 0);
}
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