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Merged
gcsmith merged 2 commits into from
Feb 16, 2026
+338 −108
Merged

Decompile thermals and add struct for Unk802E27A8_Arg0 #46

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63e88e2
Decompile thermals and add struct for Unk802E27A8_Arg0
queueRAM Feb 16, 2026
3a25a8e
Merge branch 'main' into decompile_thermals
gcsmith Feb 16, 2026
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7 changes: 5 additions & 2 deletions config/us/pilotwings64.us.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -514,7 +514,8 @@ segments:
- [0xD7AF0, data]
- [0xD7B80, data]
- [0xD7BC0, data]
- [0xD7D20, data]
- [0xD7D20, .data, app/thermals]
- [0xD7D30, data]
- [0xD7E10, data]
- [0xD7EF0, data]
- [0xD7F40, .rodata, app/code_51E30]
Expand Down Expand Up @@ -611,7 +612,9 @@ segments:
- [0xDE640, .rodata, app/code_D4290]
- [0xDE6B0, .rodata, app/wind_objects]

- { type: bss, start: 0xDE720, vram: 0x803571F0, name: app_bss }
- { type: bss, vram: 0x803571F0, name: app_bss_803571F0 }
- { type: .bss, vram: 0x8037AB50, name: app/thermals }
- { type: bss, vram: 0x8037ACE0, name: app_bss_8037ACD8 }

- name: bin_DE720
type: bin
Expand Down
7 changes: 7 additions & 0 deletions config/us/sym/symbol_addrs_app.txt
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Expand Up @@ -221,6 +221,13 @@ levelDataGetPHTS = 0x80345C3C; // type:func
levelDataGetFALC = 0x80345C5C; // type:func
levelDataGetHOPD = 0x80346474; // type:func

thermInit = 0x803465F0; // type:func
therm_8034662C = 0x8034662C; // type:func
therm_8034695C = 0x8034695C; // type:func
therm_80346B84 = 0x80346B84; // type:func
therm_80346C08 = 0x80346C08; // type:func
therm_80346E04 = 0x80346E04; // type:func

windObjectsInit = 0x8034E080; // type:func

mem_get = 0x80312740; // type:func
Expand Down
3 changes: 3 additions & 0 deletions config/us/sym/symbol_addrs_kernel.txt
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Expand Up @@ -494,6 +494,7 @@ gLevelClassU8 = 0x80350790;
gLevelVehicleU8 = 0x80350794;
gLevelTestU8 = 0x80350798;
gMapLookup = 0x803507A8;
gThermShouldDisable = 0x803507F0;

gTitleMenuDelay = 0x80356A68;

Expand All @@ -510,8 +511,10 @@ gLevelClass = 0x8037AA78;
gLevelTest = 0x8037AA7C;
gLevelVehicle = 0x8037AA80;

gLevelTHER = 0x8037AB50;
gThermalCount = 0x8037AB54;
gThermals = 0x8037AB58; // size:0x180
gThermReady = 0x8037ACD8;

gLevelCurMap = 0x8034F40C;
gLevelObjHeapPtr = 0x8034F840;
Expand Down
5 changes: 4 additions & 1 deletion docs/pilotwings64_file_system.md
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Original file line number Diff line number Diff line change
Expand Up @@ -287,8 +287,11 @@ Offset | Type | Description
0x8 | f32 | Z position
0xC | f32 | scale
0x10 | f32 | height
0x14 | ?? | TBD
0x14 | s32 | TBD
0x18 | f32 | TBD
0x1C | f32 | TBD
0x20 | f32 | TBD
0x24 | f32 | TBD
0x28 | | **Total length**

### TPAD / takeoff pad
Expand Down
27 changes: 24 additions & 3 deletions include/uv_level.h
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Expand Up @@ -107,13 +107,34 @@ typedef struct {
u8 pad1C[4];
} LevelHOPD;

typedef struct {
u8 countESND;
u8 countWOBJ;
u8 countLPAD;
u8 countTOYS;
u8 countTPTS;
u8 countAPTS;
u8 countBNUS;
} LevelLEVL;

typedef struct {
f32 x;
f32 y;
f32 z;
f32 unkC;
} LevelOBSV;

typedef struct {
Vec3F pos;
f32 scale;
f32 height;
s32 unk14;
f32 unk18;
f32 unk1C;
f32 unk20;
f32 unk24;
} LevelTHER;

typedef struct {
u8 unk0;
u8 unk1[3];
Expand All @@ -136,7 +157,7 @@ typedef struct {
} LevelTOYS;

typedef struct {
u8 unk0;
u8 countESND;
u8 countWOBJ;
u8 countLPAD;
u8 countTOYS;
Expand Down Expand Up @@ -192,7 +213,7 @@ typedef struct {
void* dataNAME; // ptr NAME
void* dataINFO; // ptr INFO
void* dataJPTX; // ptr JPTX
void* dataTHER; // ptr THER
LevelTHER* dataTHER; // ptr THER
void* dataLWIN; // ptr LWIN
void* dataTPAD; // ptr TPAD
void* dataLPAD; // ptr LPAD
Expand Down Expand Up @@ -251,7 +272,7 @@ u8 levelGet_80346364(void);
s32 level_80346370(s32 terra);
void level_8034528C(void);
u8 levelGet_80346468(void);
s32 levelDataGetTHER(void** data);
s32 levelDataGetTHER(LevelTHER** data);
s32 levelDataGetLWIN(void** data);
s32 levelDataGetTPAD(void** data);
s32 levelDataGetCNTG(void** data);
Expand Down
18 changes: 17 additions & 1 deletion src/app/code_69BF0.h
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Expand Up @@ -3,7 +3,23 @@

#include <uv_level.h>

void func_802E27A8(void*);
typedef struct {
Mtx4F unk0;
Vec3F unk40;
Vec3F unk4C;
s8 unk58;
u8 pad59[3];
f32 unk5C;
f32 unk60;
s32 unk64;
f32 unk68;
f32 unk6C;
s8 unk70;
u8 pad71[3];
s32 unk74;
} Unk802E27A8_Arg0;

void func_802E27A8(Unk802E27A8_Arg0*);
void func_802E344C(Unk80345464_Arg0*);

#endif // APP_CODE_69BF0_H
93 changes: 30 additions & 63 deletions src/app/code_D4290.c
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Expand Up @@ -8,18 +8,6 @@
#include <uv_dobj.h>
#include <uv_math.h>

// This is probably part of another struct but unsure which one it is
typedef struct {
s8 unk0;
f32 unk4;
f32 unk8;
s32 unkC;
f32 unk10;
f32 unk14;
s8 unk18;
s32 unk1C;
} WindRenderSPStruct;

// size: 0xA8
typedef struct {
u16 unk0;
Expand Down Expand Up @@ -60,23 +48,11 @@ static f32 func_8034DFC4(u8, f32);
void func_8034CD60(void) {
}

// wind_render has sp120/sp114 which are just assigned but never used
// this is probably related to WindRenderSPStruct assignments and will be resolved once
// the actual struct this is part of is resolved
#if defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Waddress"
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
#endif
void wind_render(void) {
s32 i;
Unk8037F518* var_s1;
Unk8037F510* temp_s0;
WindRenderSPStruct sp148;
Vec3F sp120;
Vec3F sp114;
Mtx4F spD4;
Unk802E27A8_Arg0 spD4;
f32 temp_fs0;
f32 var_fv1;
Vec3F spC0;
Expand All @@ -96,28 +72,24 @@ void wind_render(void) {
return;
}
for (i = 0; i < D_8037F514; i++) {
// @fake to force correct s registers
if (&spA8) { }
if (&spC0) { }
if (&spB4) { }
var_s1 = &D_8037F518[i];
temp_s0 = &D_8037F510[i];
uvMat4SetIdentity(&var_s1->unk4);
uvMat4SetIdentity(&spD4);
spD4.m[3][0] = temp_s0->unk0.f[0];
spD4.m[3][1] = temp_s0->unk0.f[1];
spD4.m[3][2] = temp_s0->unk0.f[2];
sp148.unk0 = 0xB;
sp148.unk4 = 1.0f;
sp148.unkC = 0;
sp148.unk10 = temp_s0->unk4C;
sp148.unk14 = sp148.unk10;
sp148.unk18 = temp_s0->unk3C;
sp148.unk8 = uvSqrtF(SQ(temp_s0->unk40.x) + SQ(temp_s0->unk40.y) + SQ(temp_s0->unk40.z)) + 0.9f;
if (sp148.unk8 < 0.0f) {
sp148.unk8 = 0.0f;
} else if (sp148.unk8 > 1.0f) {
sp148.unk8 = 1.0f;
uvMat4SetIdentity(&spD4.unk0);
spD4.unk0.m[3][0] = temp_s0->unk0.f[0];
spD4.unk0.m[3][1] = temp_s0->unk0.f[1];
spD4.unk0.m[3][2] = temp_s0->unk0.f[2];
spD4.unk58 = 0xB;
spD4.unk5C = 1.0f;
spD4.unk64 = 0;
spD4.unk68 = temp_s0->unk4C;
spD4.unk6C = spD4.unk68;
spD4.unk70 = temp_s0->unk3C;
spD4.unk60 = uvSqrtF(SQ(temp_s0->unk40.x) + SQ(temp_s0->unk40.y) + SQ(temp_s0->unk40.z)) + 0.9f;
if (spD4.unk60 < 0.0f) {
spD4.unk60 = 0.0f;
} else if (spD4.unk60 > 1.0f) {
spD4.unk60 = 1.0f;
}
s2 = &temp_s0->unkC;
if (temp_s0->unk50 == 0) {
Expand All @@ -130,9 +102,9 @@ void wind_render(void) {
uvDobjPosm(var_s1->unk0, 0, &var_s1->unk4);
uvDobjState(var_s1->unk0, 2U);
uvDobjProps(var_s1->unk0, 3, temp_s0->unk4C, 0);
sp148.unk1C = 8;
sp114 = temp_s0->unk0;
sp120 = temp_s0->unkC;
spD4.unk74 = 8;
spD4.unk40 = temp_s0->unk0;
spD4.unk4C = temp_s0->unkC;
} else if (temp_s0->unk50 == 1) {
spB4.f[0] = s2->f[0] - temp_s0->unk0.f[0];
spB4.f[1] = s2->f[1] - temp_s0->unk0.f[1];
Expand Down Expand Up @@ -176,9 +148,9 @@ void wind_render(void) {
var_fv1 = temp_fs0;
}
uvDobjProps(var_s1->unk0, 3, var_fv1, 0);
sp148.unk1C = 0xA;
sp114 = temp_s0->unk0;
sp120 = temp_s0->unkC;
spD4.unk74 = 0xA;
spD4.unk40 = temp_s0->unk0;
spD4.unk4C = temp_s0->unkC;
} else if (temp_s0->unk50 == 2) {
uvMat4RotateAxis(&var_s1->unk4, temp_s0->unk24.f[0] * 0.0174533f, 'z'); // almost DEG_TO_RAD(1)
uvMat4RotateAxis(&var_s1->unk4, temp_s0->unk24.f[1] * 0.0174533f, 'x'); // almost DEG_TO_RAD(1)
Expand Down Expand Up @@ -207,27 +179,22 @@ void wind_render(void) {
var_fv1 = temp_s0->unk30.f[1];
}
uvDobjProps(var_s1->unk0, 3, var_fv1, 0);
sp148.unk1C = 0xA;
sp114.f[0] = temp_s0->unk18.f[0];
sp114.f[1] = temp_s0->unk18.f[1];
sp114.f[2] = temp_s0->unk18.f[2];
sp120.f[0] = temp_s0->unk30.f[0];
sp120.f[1] = temp_s0->unk30.f[1];
sp120.f[2] = temp_s0->unk30.f[2];
sp148.unk14 = sp148.unk10 = uvSqrtF(SQ(temp_s0->unk30.x) + SQ(temp_s0->unk30.y) + SQ(temp_s0->unk30.z)) * 0.50;
spD4.unk74 = 0xA;
spD4.unk40.f[0] = temp_s0->unk18.f[0];
spD4.unk40.f[1] = temp_s0->unk18.f[1];
spD4.unk40.f[2] = temp_s0->unk18.f[2];
spD4.unk4C.f[0] = temp_s0->unk30.f[0];
spD4.unk4C.f[1] = temp_s0->unk30.f[1];
spD4.unk4C.f[2] = temp_s0->unk30.f[2];
spD4.unk6C = spD4.unk68 = uvSqrtF(SQ(temp_s0->unk30.x) + SQ(temp_s0->unk30.y) + SQ(temp_s0->unk30.z)) * 0.50;
} else {
_uvDebugPrintf("wind : unknown wind shape [%d]\n", temp_s0->unk50);
return;
}
// @fake to force stuff in this struct to be stored
if (&sp148) { }
func_8034D6D4(temp_s0, var_s1);
func_802E27A8(&spD4);
}
}
#if defined(__GNUC__)
#pragma GCC diagnostic pop
#endif

void func_8034D4AC(void) {
Unk8037F518* var_s0;
Expand Down
34 changes: 14 additions & 20 deletions src/app/level.c
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Expand Up @@ -24,12 +24,6 @@ typedef struct {
s32 unk0;
} Unk8034F410;

typedef struct {
u8 unk0[7];
u8 pad7;
u8 pad8[0x70];
} Unk8030BDC8;

extern s32 D_8034F400;
extern s32 D_8034F404;
extern LevelObjects* D_8034F408;
Expand Down Expand Up @@ -279,8 +273,8 @@ LevelObjects* levelLoadMapObjects(u8 mapIdx) {
u32 size; // spBC
u32 tag;
u8* srcPtr; // spB4
Unk8030BDC8 sp3C;
Unk8030BDC8* ptr;
Unk802E27A8_Arg0 sp3C;
LevelLEVL* ptr;
LevelObjects* temp;
u8 tmp8;

Expand All @@ -297,7 +291,7 @@ LevelObjects* levelLoadMapObjects(u8 mapIdx) {
while ((tag = uvFileReadBlock(idx, &size, (void**)&srcPtr, 1)) != 0) {
switch (tag) {
case 'ESND': // 0x45534E44
for (i = 0; i < temp->unk0; i++) {
for (i = 0; i < temp->countESND; i++) {
_uvMediaCopy(&sp3C, srcPtr, sizeof(sp3C));
srcPtr += sizeof(sp3C);
func_802E27A8(&sp3C);
Expand All @@ -322,46 +316,46 @@ LevelObjects* levelLoadMapObjects(u8 mapIdx) {
_uvMediaCopy(temp->dataBNUS, srcPtr, size);
break;
case 'LEVL': // 0x4C45564C
ptr = (Unk8030BDC8*)srcPtr;
temp->unk0 = ptr->unk0[0];
if (temp->unk0 >= 255) {
_uvAssertMsg("dst_level -> level . nenvsnds < NENV_SNDS", "level.c", 0x27F);
ptr = (LevelLEVL*)srcPtr;
temp->countESND = ptr->countESND;
if (temp->countESND >= 255) {
_uvAssertMsg("dst_level -> level . nenvsnds < NENV_SNDS", "level.c", 639);
}

temp->countWOBJ = ptr->unk0[1];
temp->countWOBJ = ptr->countWOBJ;
if (temp->countWOBJ >= 16) {
_uvAssertMsg("dst_level -> level . nwobjs < LEVEL_NWOBJS", "level.c", 0x282);
_uvAssertMsg("dst_level -> level . nwobjs < LEVEL_NWOBJS", "level.c", 642);
}
if (temp->countWOBJ >= 17) {
_uvDebugPrintf("level : too many wind objects defined in level [%d]\n", temp->countWOBJ);
temp->countWOBJ = 0;
}

temp->countLPAD = ptr->unk0[2];
temp->countLPAD = ptr->countLPAD;
if (temp->countLPAD >= 15) {
_uvDebugPrintf("level : too many potential landing pads defined in level [%d]\n", temp->countLPAD);
temp->countLPAD = 0;
}

temp->countTOYS = ptr->unk0[3];
temp->countTOYS = ptr->countTOYS;
if (temp->countTOYS >= 17) {
_uvDebugPrintf("level : too many toys in level [%d]\n", temp->countTOYS);
temp->countTOYS = 0;
}

temp->countTPTS = ptr->unk0[4];
temp->countTPTS = ptr->countTPTS;
if (temp->countTPTS >= 17) {
_uvDebugPrintf("level : too many terra switch points in level [%d]\n", temp->countTPTS);
temp->countTPTS = 0;
}

temp->countAPTS = ptr->unk0[5];
temp->countAPTS = ptr->countAPTS;
if (temp->countAPTS >= 21) {
_uvDebugPrintf("level : too many audio switch points in level [%d]\n", temp->countAPTS);
temp->countAPTS = 0;
}

temp->countBNUS = ptr->unk0[6];
temp->countBNUS = ptr->countBNUS;
if (temp->countBNUS >= 3) {
_uvDebugPrintf("level : too many bonus objects level [%d]\n", temp->countBNUS);
temp->countBNUS = 0;
Expand Down
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