Decompile shrink_window.c (#232)

8 files changed, 111 insertions, 26 deletions

diff --git a/src/code/db_camera.c b/src/code/db_camera.c
index b1e858e63..b693051d9 100644
--- a/src/code/db_camera.c
+++ b/src/code/db_camera.c
@@ -1,20 +1,6 @@
 #include <ultra64.h>
 #include <global.h>
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B3840.s")
-
-#pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B3898.s")
-
-#pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B38A4.s")
-
-#pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B38FC.s")
-
-#pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B3908.s")
-
-#pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B3968.s")
-
-#pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B39B8.s")
-
 #pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B3B50.s")
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/db_camera/func_800B3BD4.s")
diff --git a/src/code/shrink_window.c b/src/code/shrink_window.c
new file mode 100644
index 000000000..212195ce6
--- /dev/null
+++ b/src/code/shrink_window.c
@@ -0,0 +1,99 @@
+#include <global.h>
+
+s32 D_8012CED0 = 0;
+
+s32 sShrinkWindowVal = 0;
+
+s32 sShrinkWindowCurrentVal = 0;
+
+void ShrinkWindow_SetVal(s32 value) {
+
+    if (HREG(80) == 0x13 && HREG(81) == 1) {
+        osSyncPrintf("shrink_window_setval(%d)\n", value);
+    }
+    sShrinkWindowVal = value;
+}
+
+u32 ShrinkWindow_GetVal(void) {
+    return sShrinkWindowVal;
+}
+
+void ShrinkWindow_SetCurrentVal(s32 currentVal) {
+    if (HREG(80) == 0x13 && HREG(81) == 1) {
+        osSyncPrintf("shrink_window_setnowval(%d)\n", currentVal);
+    }
+    sShrinkWindowCurrentVal = currentVal;
+}
+
+u32 ShrinkWindow_GetCurrentVal(void) {
+    return sShrinkWindowCurrentVal;
+}
+
+void ShrinkWindow_Init(void) {
+    if (HREG(80) == 0x13 && HREG(81) == 1) {
+        osSyncPrintf("shrink_window_init()\n");
+    }
+    D_8012CED0 = 0;
+    sShrinkWindowVal = 0;
+    sShrinkWindowCurrentVal = 0;
+}
+
+void ShrinkWindow_Destroy(void) {
+    if (HREG(80) == 0x13 && HREG(81) == 1) {
+        osSyncPrintf("shrink_window_cleanup()\n");
+    }
+    sShrinkWindowCurrentVal = 0;
+}
+
+void ShrinkWindow_Update(s32 updateRate) {
+    s32 off;
+
+    if (updateRate == 3) {
+        off = 10;
+    } else {
+        off = 30 / updateRate;
+    }
+
+    if (sShrinkWindowCurrentVal < sShrinkWindowVal) {
+        if (D_8012CED0 != 1) {
+            D_8012CED0 = 1;
+        }
+
+        if (sShrinkWindowCurrentVal + off < sShrinkWindowVal) {
+            sShrinkWindowCurrentVal += off;
+        } else {
+            sShrinkWindowCurrentVal = sShrinkWindowVal;
+        }
+    } else if (sShrinkWindowVal < sShrinkWindowCurrentVal) {
+        if (D_8012CED0 != 2) {
+            D_8012CED0 = 2;
+        }
+
+        if (sShrinkWindowVal < sShrinkWindowCurrentVal - off) {
+            sShrinkWindowCurrentVal -= off;
+        } else {
+            sShrinkWindowCurrentVal = sShrinkWindowVal;
+        }
+    } else {
+        D_8012CED0 = 0;
+    }
+
+    if (HREG(80) == 0x13) {
+        if (HREG(94) != 0x13) {
+            HREG(94) = 0x13;
+            HREG(81) = 0;
+            HREG(82) = 0;
+            HREG(83) = 0;
+            HREG(84) = 0;
+            HREG(85) = 0;
+            HREG(86) = 0;
+            HREG(87) = 0;
+            HREG(88) = 0;
+            HREG(89) = 0;
+        }
+        HREG(83) = D_8012CED0;
+        HREG(84) = sShrinkWindowCurrentVal;
+        HREG(85) = sShrinkWindowVal;
+        HREG(86) = off;
+    }
+}
diff --git a/src/code/z_demo.c b/src/code/z_demo.c
index f0bc2a333..459187611 100644
--- a/src/code/z_demo.c
+++ b/src/code/z_demo.c
@@ -137,7 +137,7 @@ u32 func_8006472C(GlobalContext* globalCtx, CutsceneContext* csCtx, f32 target)
 
 void func_80064760(GlobalContext* globalCtx, CutsceneContext* csCtx) {
     Interface_ChangeAlpha(1);
-    func_800B3840(0x20);
+    ShrinkWindow_SetVal(0x20);
 
     if (func_8006472C(globalCtx, csCtx, 1.0f)) {
         func_800F68BC(1);
@@ -148,7 +148,7 @@ void func_80064760(GlobalContext* globalCtx, CutsceneContext* csCtx) {
 void func_800647C0(GlobalContext* globalCtx, CutsceneContext* csCtx) {
     func_80068C3C(globalCtx, csCtx);
     Interface_ChangeAlpha(1);
-    func_800B3840(0x20);
+    ShrinkWindow_SetVal(0x20);
 
     if (func_8006472C(globalCtx, csCtx, 1.0f)) {
         func_800F68BC(1);
@@ -1964,8 +1964,8 @@ void func_80068ECC(GlobalContext* globalCtx, CutsceneContext* csCtx) {
 
             if (gSaveContext.cutsceneTrigger == 0) {
                 Interface_ChangeAlpha(1);
-                func_800B3840(0x20);
-                func_800B38A4(0x20);
+                ShrinkWindow_SetVal(0x20);
+                ShrinkWindow_SetCurrentVal(0x20);
                 csCtx->state++;
             }
 
diff --git a/src/code/z_kaleido_scope_call.c b/src/code/z_kaleido_scope_call.c
index 8ceeb6334..0baf2654b 100644
--- a/src/code/z_kaleido_scope_call.c
+++ b/src/code/z_kaleido_scope_call.c
@@ -54,7 +54,7 @@ void KaleidoScopeCall_Update(GlobalContext* globalCtx) {
 
     if (pauseCtx->state != 0 || pauseCtx->flag != 0) {
         if (pauseCtx->state == 1) {
-            if (func_800B38FC() == 0) {
+            if (ShrinkWindow_GetCurrentVal() == 0) {
                 HREG(80) = 7;
                 HREG(82) = 3;
                 R_PAUSE_MENU_MODE = 1;
diff --git a/src/code/z_kaleido_setup.c b/src/code/z_kaleido_setup.c
index 3d6e5739e..4e8fcacc9 100644
--- a/src/code/z_kaleido_setup.c
+++ b/src/code/z_kaleido_setup.c
@@ -77,8 +77,8 @@ void KaleidoSetup_Update(GlobalContext* globalCtx) {
         if (pauseCtx->state == 1) {
             WREG(2) = -0x1860;
             R_UPDATE_RATE = 2;
-            if (func_800B3898()) {
-                func_800B3840(0);
+            if (ShrinkWindow_GetVal()) {
+                ShrinkWindow_SetVal(0);
             }
             func_800F64E0(1);
         }
diff --git a/src/code/z_play.c b/src/code/z_play.c
index 26b44c394..b475b0ae0 100644
--- a/src/code/z_play.c
+++ b/src/code/z_play.c
@@ -172,7 +172,7 @@ void Gameplay_Destroy(GlobalContext* globalCtx) {
         globalCtx->transitionMode = 0;
     }
 
-    func_800B3968();
+    ShrinkWindow_Destroy();
     TransitionFade_Destroy(&globalCtx->transitionFade);
     VisMono_Destroy(&D_80161498);
 
@@ -360,7 +360,7 @@ void Gameplay_Init(GlobalContext* globalCtx) {
         globalCtx->fadeTransition = 6;
     }
 
-    func_800B3908();
+    ShrinkWindow_Init();
     TransitionFade_Init(&globalCtx->transitionFade);
     TransitionFade_SetType(&globalCtx->transitionFade, 3);
     TransitionFade_SetColor(&globalCtx->transitionFade, RGBA8(0xA0, 0xA0, 0xA0, 0xFF));
@@ -998,7 +998,7 @@ void Gameplay_Update(GlobalContext* globalCtx) {
                 LOG_NUM("1", 1, "../z_play.c", 3777);
             }
 
-            func_800B39B8(R_UPDATE_RATE);
+            ShrinkWindow_Update(R_UPDATE_RATE);
 
             if (1 && HREG(63)) {
                 LOG_NUM("1", 1, "../z_play.c", 3783);
diff --git a/src/code/z_rcp.c b/src/code/z_rcp.c
index 511cf8447..750d353c0 100644
--- a/src/code/z_rcp.c
+++ b/src/code/z_rcp.c
@@ -1471,7 +1471,7 @@ void func_80095248(GraphicsContext* gfxCtx, u8 r, u8 g, u8 b) {
     gDPSetDepthImage(gfxCtx->overlay.p++, gZBuffer);
 
     if ((R_PAUSE_MENU_MODE < 2) && (gTrnsnUnkState < 2)) {
-        ret = func_800B38FC();
+        ret = ShrinkWindow_GetCurrentVal();
 
         if (HREG(80) == 16) {
             if (HREG(95) != 16) {
diff --git a/src/code/z_view.c b/src/code/z_view.c
index 63de9688d..b0566e7a4 100644
--- a/src/code/z_view.c
+++ b/src/code/z_view.c
@@ -138,7 +138,7 @@ void func_800AA550(View* view) {
 
     gfxCtx = view->gfxCtx;
 
-    varY = func_800B38FC();
+    varY = ShrinkWindow_GetCurrentVal();
 
     varX = -1; // The following is optimized to varX = 0 but affects codegen