Decompile code_0x800CAE10.c

Makefile

@@ -28,7 +28,7 @@ build/src/boot_O2_g3_trapuv/%: OPTIMIZATION := -O2 -g3
 build/src/code/%: CFLAGS := $(CFLAGS) -Wab,-r4300_mul
 build/src/actors/%: CFLAGS := $(CFLAGS) -Wab,-r4300_mul
 build/src/boot_O2_g3_trapuv/%: CFLAGS := $(CFLAGS) -trapuv
-test.txt: OPTIMIZATION := -O2
+test.txt: OPTIMIZATION := -O2 -g3
 test.txt: CC := $(QEMU_IRIX) -L $(IRIX_71_ROOT) $(IRIX_71_ROOT)/usr/bin/cc
 test.txt: CFLAGS := $(CFLAGS) -Wab,-r4300_mul
 

include/functions.h

@@ -1113,9 +1113,9 @@ void BgCheck3_LoadMesh(GlobalContext* ctxt, BgActor* actor, BgMeshHeader* meshHe
 void BgCheck3_ResetFlags(BgActor* actor); // func_800CAE7C
 void func_800CAE88(BgActor* actor); // func_800CAE88
 void func_800CAE9C(BgActor* actor); // func_800CAE9C
-void func_800CAEB0(void); // func_800CAEB0
+void func_800CAEB0(BgCheckContext* bgCtxt, s32 index); // func_800CAEB0
 void func_800CAEE0(BgActor* actor); // func_800CAEE0
-void func_800CAEF4(void); // func_800CAEF4
+void func_800CAEF4(BgCheckContext* bgCtxt, s32 index); // func_800CAEF4
 void func_800CAF24(BgActor* actor); // func_800CAF24
 void func_800CAF38(BgActor* actor); // func_800CAF38
 s32 func_800CAF4C(BgActor* actor); // func_800CAF4C

include/structs.h

@@ -2428,7 +2428,9 @@ struct ActorPlayer {
 struct BgActor {
 /* 0x000 */ Actor base;
 /* 0x144 */ s32 bgActorId;
-/* 0x148 */ UNK_TYPE1 pad148[0xC];
+/* 0x148 */ f32 unk148;
+/* 0x14C */ f32 unk14C;
+/* 0x150 */ UNK_TYPE4 unk150;
 /* 0x154 */ u32 unk154;
 /* 0x158 */ u8 bgFlags;
 /* 0x159 */ UNK_TYPE1 pad159[0x3];

linker_scripts/code_script.txt

@@ -322,7 +322,8 @@ SECTIONS
         build/asm/code_0x800BF9A0.o(.text)
         build/asm/z_bgcheck.o(.text)
         build/src/code/code_0x800CAAD0.o(.text)
-        build/asm/code_0x800CAE10.o(.text)
+        build/src/code/code_0x800CAE10.o(.text)
+        build/asm/code_0x800CB000.o(.text)
         build/asm/z_camera.o(.text)
         build/src/code/code_0x800E03A0.o(.text)
         . += 0x10; /* XXX pad with NOPs*/
@@ -459,7 +460,7 @@ SECTIONS
         build/asm/code_rodata_z_actor.o(.text)
         build/asm/code_rodata_0x800BF9A0.o(.text)
         build/asm/code_rodata_z_bgcheck.o(.text)
-        build/asm/code_rodata_0x800CAE10.o(.text)
+        build/asm/code_rodata_0x800CB000.o(.text)
         build/asm/code_rodata_z_camera.o(.text)
         build/asm/code_rodata_z_collision_check.o(.text)
         build/asm/code_rodata_0x800E8EA0.o(.text)

src/code/code_0x800CAE10.c

@@ -0,0 +1,100 @@
+#include <ultra64.h>
+#include <global.h>
+
+void BcCheck3_BgActorInit(BgActor* actor, UNK_TYPE4 param_2) {
+    actor->bgActorId = -1;
+    actor->unk148 = 0;
+    actor->unk14C = 0;
+    actor->unk154 = param_2;
+    actor->bgFlags = 0;
+}
+
+void BgCheck3_LoadMesh(GlobalContext* ctxt, BgActor* actor, BgMeshHeader* meshHeader) {
+    BgMeshHeader* header;
+
+    header = NULL;
+    BgCheck_RelocateMeshHeader(meshHeader, &header);
+    actor->bgActorId = BgCheck_AddActorMesh(ctxt, &ctxt->bgCheckContext.dyna, actor, header);
+}
+
+void BgCheck3_ResetFlags(BgActor* actor) {
+    actor->bgFlags = 0;
+}
+
+void func_800CAE88(BgActor* actor) {
+    actor->bgFlags |= 1;
+}
+
+void func_800CAE9C(BgActor* actor) {
+    actor->bgFlags |= 2;
+}
+
+void func_800CAEB0(BgCheckContext* bgCtxt, s32 index) {
+    BgActor* actor;
+
+    actor = BgCheck_GetActorOfMesh(bgCtxt, index);
+    if (actor != (BgActor *)0x0) {
+        func_800CAE9C(actor);
+    }
+}
+
+void func_800CAEE0(BgActor* actor) {
+    actor->bgFlags |= 4;
+}
+
+void func_800CAEF4(BgCheckContext* bgCtxt, s32 index) {
+    BgActor* actor;
+
+    actor = BgCheck_GetActorOfMesh(bgCtxt, index);
+    if (actor != (BgActor *)0x0) {
+        func_800CAEE0(actor);
+    }
+}
+
+void func_800CAF24(BgActor* actor) {
+    actor->bgFlags |= 8;
+}
+
+void func_800CAF38(BgActor* actor) {
+    actor->bgFlags |= 0x10;
+}
+
+s32 func_800CAF4C(BgActor* actor) {
+    if (actor->bgFlags & 1) {
+        return 1;
+    } else {
+        return 0;
+    }
+}
+
+s32 func_800CAF70(BgActor* actor) {
+    if (actor->bgFlags & 2) {
+        return 1;
+    } else {
+        return 0;
+    }
+}
+
+s32 func_800CAF94(BgActor* actor) {
+    if (actor->bgFlags & 4) {
+        return 1;
+    } else {
+        return 0;
+    }
+}
+
+s32 func_800CAFB8(BgActor* actor) {
+    if (actor->bgFlags & 8) {
+        return 1;
+    } else {
+        return 0;
+    }
+}
+
+s32 func_800CAFDC(BgActor* actor) {
+    if (actor->bgFlags & 0x10) {
+        return 1;
+    } else {
+        return 0;
+    }
+}

tables/functions.txt

@@ -1110,9 +1110,9 @@
     0x800CAE7C:("BgCheck3_ResetFlags","void","BgActor* actor"),
     0x800CAE88:("func_800CAE88","void","BgActor* actor"),
     0x800CAE9C:("func_800CAE9C","void","BgActor* actor"),
-    0x800CAEB0:("func_800CAEB0","void","void"),
+    0x800CAEB0:("func_800CAEB0","void","BgCheckContext* bgCtxt, s32 index"),
     0x800CAEE0:("func_800CAEE0","void","BgActor* actor"),
-    0x800CAEF4:("func_800CAEF4","void","void"),
+    0x800CAEF4:("func_800CAEF4","void","BgCheckContext* bgCtxt, s32 index"),
     0x800CAF24:("func_800CAF24","void","BgActor* actor"),
     0x800CAF38:("func_800CAF38","void","BgActor* actor"),
     0x800CAF4C:("func_800CAF4C","s32","BgActor* actor"),

tables/objects.txt

@@ -272,6 +272,7 @@
     0x800BFB80:"z_bgcheck",
     0x800CAAD0:"",
     0x800CAE10:"",
+    0x800CB000:"",
     0x800CB210:"z_camera",
     0x800E03A0:"",
     0x800E0410:"z_collision_check",
@@ -401,7 +402,7 @@
     0x801DC9D0:"code_rodata_z_actor",
     0x801DCBB0:"code_rodata_0x800BF9A0",
     0x801DCC00:"code_rodata_z_bgcheck",
-    0x801DCDB0:"code_rodata_0x800CAE10",
+    0x801DCDB0:"code_rodata_0x800CB000",
     0x801DCDC0:"code_rodata_z_camera",
     0x801DD5C0:"code_rodata_z_collision_check",
     0x801DD600:"code_rodata_0x800E8EA0",