Decode HUD radar struct and decompile more HUD functions

docs/pilotwings64_file_system.md

@@ -181,13 +181,13 @@ HOPD is the target area for the jumble hopper missions.
 
 Offset | Type | Description
 -------|------|------------
-0x0    | f32  | X position
-0x4    | f32  | Y position
-0x8    | f32  | Z position
-0xC    | ??   | TBD
-0x13   | u8   | TBD (0x01
-0x14   | f32  | scale
-0x18   | f32  | height
+0x0    | ??   | TBD
+0x4    | f32  | X position
+0x8    | f32  | Y position
+0xC    | f32  | Z position
+0x10   | s32  | TBD (always 0x01)
+0x14   | f32  | scale (either 40.0 or 30.0)
+0x18   | f32  | height (always 50.0)
 0x1C   | ??   | TBD
 0x20   |      | **Total length**
 

include/uv_level.h

@@ -91,6 +91,22 @@ typedef struct {
     s32 unkA8;
 } Unk80362690;
 
+typedef struct {
+    Vec3F pos;
+    Vec3F angle;
+    u8 unk18;
+    u8 padC[3];
+} LevelBTGT;
+
+typedef struct {
+    u8 pad0[4];
+    Vec3F pos;
+    s32 unk10;
+    f32 scale;
+    f32 height;
+    u8 pad1C[4];
+} LevelHOPD;
+
 typedef struct {
     f32 x;
     f32 y;
@@ -246,9 +262,9 @@ u8 levelDataGetRNGS(void** data);
 u8 levelDataGetBALS(void** data);
 u8 levelDataGetTARG(void** data);
 u8 levelDataGetHPAD(void** data);
-u8 levelDataGetBTGT(void** data);
+u8 levelDataGetBTGT(LevelBTGT** data);
 u8 levelDataGetPHTS(void** data);
 u8 levelDataGetFALC(void** data);
-u8 levelDataGetHOPD(void** data);
+u8 levelDataGetHOPD(LevelHOPD** data);
 
 #endif // UV_LEVEL_H

src/app/cannonball.c

@@ -333,7 +333,7 @@ void cannonMovementFrame(Unk802D5C5C_Arg0* arg0, u8 arg1) {
         }
         hud->radarUnk70 = arg0->unk14.m[3][2];
         hud->elapsedTime = arg0->unk8;
-        hud->unk18 = arg0->unkA4;
+        hud->power = arg0->unkA4;
         hud->unk8C = arg0->unk1CC * 4.0f * 0.7f;
         hud->altitude = arg0->unk120 * 0.7f;
         hud->altSeaLevel = arg0->unk14.m[3][2] * 0.7f;

src/app/cannonball.h

@@ -2,6 +2,7 @@
 #define APP_CANNONBALL_H
 
 #include <PR/ultratypes.h>
+#include <uv_level.h>
 #include <uv_matrix.h>
 #include "code_5A6A0.h"
 

src/app/code_9A960.h

@@ -7,6 +7,7 @@
 extern f32 D_8034F850; // .data related to time
 extern f32 D_8034F854; // .data = 0.1f, only ever read
 
+void func_80313430(f32 arg0, f32 arg1, f32 arg2, f32* arg3, f32* arg4, f32* arg5);
 void func_80313570(Mtx4F*, f32*, f32*, f32*, f32*, f32*, f32*);
 void func_80313640(f32 tx, f32 ty, f32 tz, f32 rz, f32 rx, f32 ry, Mtx4F* mat);
 f32 func_80313AF4(f32, f32, f32);

src/app/code_9E2F0.h

@@ -3,6 +3,33 @@
 
 #include <uv_level.h>
 
+typedef struct {
+    u8 unk0[4];
+    f32 x;
+    f32 y;
+    s32 unkC;
+    u8 unk10[4];
+    u8 unk14;
+    u8 pad15[3];
+} Unk8036C2E8;
+
+typedef struct {
+    f32 unk0;
+    f32 unk4;
+    u8 pad8[4];
+    f32 unkC;
+    f32 unk10;
+    u8 pad14[0x10];
+    f32 x;
+    f32 y;
+    u8 unk2C[0x10];
+} Unk8036C438;
+
+extern u8 D_8036C2B9; // count of D_8036C2E8, related to objects shown on radar
+extern u8 D_8036C2BA; // count of D_8036C438, related to objects shown on radar
+extern Unk8036C2E8 D_8036C2E8[]; // landing pads?
+extern Unk8036C438 D_8036C438[]; // landing strips?
+
 void func_80316DC0(void);
 void func_80316E40(void);
 void func_80317634(Unk80345464_Arg0*);

src/app/code_CDB20.h

@@ -1,6 +1,20 @@
 #ifndef APP_CODE_CDB20_H
 #define APP_CODE_CDB20_H
 
+#include <PR/ultratypes.h>
+
+typedef struct {
+    u8 pad0[4];
+    f32 unk4;
+    f32 unk8;
+    f32 unkC;
+    u8 pad10[4];
+    f32 unk14;
+} Unk8037AB58;
+
+extern u8 D_8037AB54; // count of D_8037AB58, related to objects shown on radar
+extern Unk8037AB58 D_8037AB58[]; // rings?
+
 void func_803465F0(void);
 void func_8034662C(void);
 void func_8034695C(void);