Started `TouchControl.cpp` (#111)

* start both `TouchControl.cpp`

* fix build issues

* complete touchcontrol

* remove useless comment

---------

Co-authored-by: Yanis002 <Yanis002@users.noreply.github.com>

13 files changed, 212 insertions, 62 deletions

diff --git a/config/eur/arm9/delinks.txt b/config/eur/arm9/delinks.txt
index 3d2d1925..3b906b15 100644
--- a/config/eur/arm9/delinks.txt
+++ b/config/eur/arm9/delinks.txt
@@ -64,6 +64,9 @@ src/Main/Unknown/UnkStruct_02063220.cpp:
     .rodata     start:0x020562e0 end:0x02056300
     .data       start:0x0205772c end:0x02057808
 
+src/Main/Player/TouchControl.cpp:
+    .text       start:0x0202b864 end:0x0202b8e4
+
 src/Main/Game/Game.cpp:
     .text       start:0x0202c6c8 end:0x0202d0cc
     .rodata     start:0x020561f4 end:0x020562d4
diff --git a/config/eur/arm9/overlays/ov000/delinks.txt b/config/eur/arm9/overlays/ov000/delinks.txt
index fdd47cf9..5be51f0b 100644
--- a/config/eur/arm9/overlays/ov000/delinks.txt
+++ b/config/eur/arm9/overlays/ov000/delinks.txt
@@ -141,10 +141,10 @@ src/00_Core/Player/PlayerControl.cpp:
     .data       start:0x020e6104 end:0x020e6150
     .sbss       start:0x020ee198 end:0x020ee1a0
 
-src/00_Core/Player/TouchControl.cpp:
+src/00_Core/Player/TouchControl_00.cpp:
     .text       start:0x0207ac24 end:0x0207afa0
     .init       start:0x020df38c end:0x020df3b8
-    .ctor       start:0x020e1e90 end:0x020e1e94
+    .ctor       start:0x020e1e94 end:0x020e1e98
 
 src/00_Core/Save/AdventureFlags.cpp:
     .text       start:0x02097628 end:0x020980f4
@@ -156,4 +156,4 @@ src/00_Core/Game/GameModePlay.cpp:
 
 src/00_Core/Render/ModelRender.cpp:
     .text       start:0x020a956c end:0x020a99e0
-    .data       start:0x020e5818 end:0x020e5860
\ No newline at end of file
+    .data       start:0x020e5818 end:0x020e5860
diff --git a/config/eur/arm9/overlays/ov000/symbols.txt b/config/eur/arm9/overlays/ov000/symbols.txt
index 4ed2a2d1..d2166e0c 100644
--- a/config/eur/arm9/overlays/ov000/symbols.txt
+++ b/config/eur/arm9/overlays/ov000/symbols.txt
@@ -180,7 +180,7 @@ func_ov000_0207a938 kind:function(thumb,size=0x18) addr:0x0207a938
 func_ov000_0207a950 kind:function(arm,size=0x29c) addr:0x0207a950
 func_ov000_0207abec kind:function(arm,size=0x38) addr:0x0207abec
 _ZN12TouchControl4InitEv kind:function(thumb,size=0x3c) addr:0x0207ac24
-_ZN12TouchControl13IncreaseSpeedEs kind:function(arm,size=0x18) addr:0x0207ac60
+_ZN12TouchControl13IncreaseSpeedEt kind:function(arm,size=0x18) addr:0x0207ac60
 _ZN12TouchControl11UpdateFlagsEt kind:function(arm,size=0x118) addr:0x0207ac78
 _ZN12TouchControl20UpdateWithStateFlagsEP15TouchStateFlagst kind:function(arm,size=0xdc) addr:0x0207ad90
 _ZN12TouchControl6UpdateEP10TouchStatet kind:function(arm,size=0x40) addr:0x0207ae6c
@@ -3928,7 +3928,7 @@ data_ov000_020df330 kind:data(any) addr:0x020df330
 __sinit_ov000_020df338 kind:function(arm,size=0x14) addr:0x020df338
 __sinit_ov000_020df34c kind:function(arm,size=0x2c) addr:0x020df34c
 __sinit_ov000_020df378 kind:function(arm,size=0x14) addr:0x020df378
-__sinit_ov000_020df38c kind:function(arm,size=0x2c) addr:0x020df38c
+__sinit_TouchControl_00.cpp kind:function(arm,size=0x2c) addr:0x020df38c
 __sinit_ov000_020df3b8 kind:function(arm,size=0x14) addr:0x020df3b8
 __sinit_ov000_020df3cc kind:function(arm,size=0x14) addr:0x020df3cc
 __sinit_ov000_020df3e0 kind:function(arm,size=0x14) addr:0x020df3e0
@@ -3983,8 +3983,8 @@ __sinit_ov000_020e1e60 kind:function(arm,size=0x14) addr:0x020e1e60
 __sinit_ov000_020e1e74 kind:function(arm,size=0x14) addr:0x020e1e74
 .p__sinit_ov000_020df338 kind:data(word) addr:0x020e1e88
 .p__sinit_ov000_020df34c kind:data(word) addr:0x020e1e8c
-.p__sinit_ov000_020df378 kind:data(word) addr:0x020e1e90
-.p__sinit_ov000_020df38c kind:data(word) addr:0x020e1e94
+.p__sinit_ov000_020e1e90.cpp kind:data(word) addr:0x020e1e90
+.p__sinit_TouchControl_00.cpp kind:data(word) addr:0x020e1e94
 .p__sinit_ov000_020df3b8 kind:data(word) addr:0x020e1e98
 .p__sinit_ov000_020df3cc kind:data(word) addr:0x020e1e9c
 .p__sinit_ov000_020df3e0 kind:data(word) addr:0x020e1ea0
diff --git a/config/eur/arm9/overlays/ov008/symbols.txt b/config/eur/arm9/overlays/ov008/symbols.txt
index b9064696..736c29fa 100644
--- a/config/eur/arm9/overlays/ov008/symbols.txt
+++ b/config/eur/arm9/overlays/ov008/symbols.txt
@@ -7,7 +7,7 @@ _ZN9GameStart8vfunc_10EPt kind:function(arm,size=0x4) addr:0x02112e84
 _ZN9GameStart19func_ov008_02112e88Ev kind:function(arm,size=0x58) addr:0x02112e88
 _ZN18UnkStruct_027e0d54C1Ev kind:function(arm,size=0x48) addr:0x02112ee0
 _ZN18UnkStruct_027e0d5419func_ov008_02112f28Ev kind:function(arm,size=0x158) addr:0x02112f28
-_ZN12TouchControlC2Ev kind:function(arm,size=0x50) addr:0x02113080
+_ZN12TouchControlC1Ev kind:function(arm,size=0x50) addr:0x02113080
 _ZN18UnkStruct_020ee698C2Ev kind:function(arm,size=0x80) addr:0x021130d0
 _ZN18UnkStruct_020ee734C2Ev kind:function(arm,size=0x5c) addr:0x02113150
 _ZN18UnkStruct_020ee73419func_ov008_021131acEv kind:function(arm,size=0xd8) addr:0x021131ac
diff --git a/config/usa/arm9/delinks.txt b/config/usa/arm9/delinks.txt
index 640d7195..5f43dfcb 100644
--- a/config/usa/arm9/delinks.txt
+++ b/config/usa/arm9/delinks.txt
@@ -61,6 +61,9 @@ src/Main/Unknown/UnkStruct_02063220.cpp:
     .rodata     start:0x0205629c end:0x020562bc
     .data       start:0x020576e4 end:0x020577c0
 
+src/Main/Player/TouchControl.cpp:
+    .text       start:0x0202b84c end:0x0202b8cc
+
 src/Main/Game/Game.cpp:
     .text       start:0x0202c6b0 end:0x0202d0b4
     .rodata     start:0x020561b0 end:0x02056290
diff --git a/config/usa/arm9/overlays/ov000/delinks.txt b/config/usa/arm9/overlays/ov000/delinks.txt
index cae2e579..a93dda37 100644
--- a/config/usa/arm9/overlays/ov000/delinks.txt
+++ b/config/usa/arm9/overlays/ov000/delinks.txt
@@ -141,10 +141,10 @@ src/00_Core/Player/PlayerControl.cpp:
     .data       start:0x020e60a4 end:0x020e60f0
     .sbss       start:0x020ee138 end:0x020ee140
 
-src/00_Core/Player/TouchControl.cpp:
+src/00_Core/Player/TouchControl_00.cpp:
     .text       start:0x0207abc4 end:0x0207af40
     .init       start:0x020df32c end:0x020df358
-    .ctor       start:0x020e1e30 end:0x020e1e34
+    .ctor       start:0x020e1e34 end:0x020e1e38
 
 src/00_Core/Save/AdventureFlags.cpp:
     .text       start:0x020975c8 end:0x02098094
@@ -156,4 +156,4 @@ src/00_Core/Game/GameModePlay.cpp:
 
 src/00_Core/Render/ModelRender.cpp:
     .text       start:0x020a950c end:0x020a9980
-    .data       start:0x020e57b8 end:0x020e5800
\ No newline at end of file
+    .data       start:0x020e57b8 end:0x020e5800
diff --git a/config/usa/arm9/overlays/ov000/symbols.txt b/config/usa/arm9/overlays/ov000/symbols.txt
index 25db19b7..2b0059c3 100644
--- a/config/usa/arm9/overlays/ov000/symbols.txt
+++ b/config/usa/arm9/overlays/ov000/symbols.txt
@@ -180,7 +180,7 @@ func_ov000_0207a938 kind:function(thumb,size=0x18) addr:0x0207a8d8
 func_ov000_0207a950 kind:function(arm,size=0x29c) addr:0x0207a8f0
 func_ov000_0207abec kind:function(arm,size=0x38) addr:0x0207ab8c
 _ZN12TouchControl4InitEv kind:function(thumb,size=0x3c) addr:0x0207abc4
-_ZN12TouchControl13IncreaseSpeedEs kind:function(arm,size=0x18) addr:0x0207ac00
+_ZN12TouchControl13IncreaseSpeedEt kind:function(arm,size=0x18) addr:0x0207ac00
 _ZN12TouchControl11UpdateFlagsEt kind:function(arm,size=0x118) addr:0x0207ac18
 _ZN12TouchControl20UpdateWithStateFlagsEP15TouchStateFlagst kind:function(arm,size=0xdc) addr:0x0207ad30
 _ZN12TouchControl6UpdateEP10TouchStatet kind:function(arm,size=0x40) addr:0x0207ae0c
@@ -3928,7 +3928,7 @@ data_ov000_020df330 kind:data(any) addr:0x020df2d0
 __sinit_ov000_020df338 kind:function(arm,size=0x14) addr:0x020df2d8
 __sinit_ov000_020df34c kind:function(arm,size=0x2c) addr:0x020df2ec
 __sinit_ov000_020df378 kind:function(arm,size=0x14) addr:0x020df318
-__sinit_ov000_020df38c kind:function(arm,size=0x2c) addr:0x020df32c
+__sinit_TouchControl_00.cpp kind:function(arm,size=0x2c) addr:0x020df32c
 __sinit_ov000_020df3b8 kind:function(arm,size=0x14) addr:0x020df358
 __sinit_ov000_020df3cc kind:function(arm,size=0x14) addr:0x020df36c
 __sinit_ov000_020df3e0 kind:function(arm,size=0x14) addr:0x020df380
@@ -3983,8 +3983,8 @@ __sinit_ov000_020e1e60 kind:function(arm,size=0x14) addr:0x020e1e00
 __sinit_ov000_020e1e74 kind:function(arm,size=0x14) addr:0x020e1e14
 .p__sinit_ov000_020df338 kind:data(word) addr:0x020e1e28
 .p__sinit_ov000_020df34c kind:data(word) addr:0x020e1e2c
-.p__sinit_ov000_020df378 kind:data(word) addr:0x020e1e30
-.p__sinit_ov000_020df38c kind:data(word) addr:0x020e1e34
+.p__sinit_ov000_020e1e30.cpp kind:data(word) addr:0x020e1e30
+.p__sinit_TouchControl_00.cpp kind:data(word) addr:0x020e1e34
 .p__sinit_ov000_020df3b8 kind:data(word) addr:0x020e1e38
 .p__sinit_ov000_020df3cc kind:data(word) addr:0x020e1e3c
 .p__sinit_ov000_020df3e0 kind:data(word) addr:0x020e1e40
diff --git a/config/usa/arm9/overlays/ov008/symbols.txt b/config/usa/arm9/overlays/ov008/symbols.txt
index 97af093d..f9527d4f 100644
--- a/config/usa/arm9/overlays/ov008/symbols.txt
+++ b/config/usa/arm9/overlays/ov008/symbols.txt
@@ -7,7 +7,7 @@ _ZN9GameStart8vfunc_10EPt kind:function(arm,size=0x4) addr:0x02112e04
 _ZN9GameStart19func_ov008_02112e88Ev kind:function(arm,size=0x58) addr:0x02112e08
 _ZN18UnkStruct_027e0d54C1Ev kind:function(arm,size=0x48) addr:0x02112e60
 _ZN18UnkStruct_027e0d5419func_ov008_02112f28Ev kind:function(arm,size=0x158) addr:0x02112ea8
-_ZN12TouchControlC2Ev kind:function(arm,size=0x50) addr:0x02113000
+_ZN12TouchControlC1Ev kind:function(arm,size=0x50) addr:0x02113000
 _ZN18UnkStruct_020ee698C2Ev kind:function(arm,size=0x80) addr:0x02113050
 _ZN18UnkStruct_020ee734C2Ev kind:function(arm,size=0x5c) addr:0x021130d0
 _ZN18UnkStruct_020ee73419func_ov008_021131acEv kind:function(arm,size=0xd8) addr:0x0211312c
diff --git a/include/Player/TouchControl.hpp b/include/Player/TouchControl.hpp
index ee63a3ee..efe18d97 100644
--- a/include/Player/TouchControl.hpp
+++ b/include/Player/TouchControl.hpp
@@ -9,6 +9,7 @@ extern u16 *data_0207aecc;
 
 typedef u16 TouchFlags;
 enum TouchFlag_ {
+    TouchFlag_None         = 0x0000,
     TouchFlag_TouchedNow   = 0x0001,
     TouchFlag_UntouchedNow = 0x0002,
     TouchFlag_Repeat       = 0x0004,
@@ -19,11 +20,11 @@ public:
     /* 00 */ u16 mSpeed;
     /* 02 */ u16 mTimeBetweenTouches; // gets set to mTimeSinceTouch when touching the screen
     /* 04 */ u16 mTimeSinceTouch; // increases by mSpeed every frame
-    /* 06 */ unk16 mRepeatStart;
-    /* 08 */ unk16 mRepeatLoop;
+    /* 06 */ u16 mRepeatStart;
+    /* 08 */ u16 mRepeatLoop;
     // mRepeatTimer starts at mRepeatStart, decreases by mSpeed while touching the screen.
     // if equal to 0, mRepeatTimer gets set to mRepeatLoop and the Repeat flag is set
-    /* 0a */ unk16 mRepeatTimer;
+    /* 0a */ u16 mRepeatTimer;
     /* 0c */ bool mTouch;
     /* 10 */ s32 mTouchX;
     /* 14 */ s32 mTouchY;
@@ -34,7 +35,7 @@ public:
     /* 28 */ s32 mTouchLastY;
     /* 2c */ s32 mTouchStartX;
     /* 30 */ s32 mTouchStartY;
-    /* 34 */ TouchFlags mFlags;
+    /* 34 */ volatile TouchFlags mFlags;
     /* 36 */
 
     TouchControl();
@@ -42,7 +43,7 @@ public:
     ~TouchControl();
 
     void Init();
-    void IncreaseSpeed(s16 increase);
+    void IncreaseSpeed(u16 increase);
     void UpdateFlags(u16 speed);
     void UpdateWithStateFlags(TouchStateFlags *state, u16 speed);
     void Update(TouchState *state, u16 speed);
@@ -53,6 +54,7 @@ public:
     static bool func_0202b864(Vec3p *param1, s32 size, unk8 param3);
     static bool func_0202b894(Vec3p *param1, s32 size, unk8 param3);
 };
+
 extern TouchControl gTouchControl;
 
 extern "C" void Fill16(int value, unsigned short *dst, int size); // TODO: Replace with header file
diff --git a/include/lib/touch.h b/include/lib/touch.h
index 4bc0ed30..e5848f5f 100644
--- a/include/lib/touch.h
+++ b/include/lib/touch.h
@@ -16,5 +16,7 @@ struct TouchState {
     s32 touchY;
 };
 
+extern "C" {
 void WaitForTouchUpdate(u16 param1);
 bool GetTouchStateFlags(TouchStateFlags *pState);
+}
diff --git a/src/00_Core/Player/TouchControl.cpp b/src/00_Core/Player/TouchControl.cpp
deleted file mode 100644
index c4a586bc..00000000
--- a/src/00_Core/Player/TouchControl.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-#include "Player/TouchControl.hpp"
-
-void TouchControl::Init() {}
-
-void TouchControl::IncreaseSpeed(s16 increase) {
-    this->mFlags = 0;
-    this->mSpeed += increase;
-}
-
-void TouchControl::UpdateFlags(u16 speed) {}
-void TouchControl::UpdateWithStateFlags(TouchStateFlags *state, u16 speed) {}
-void TouchControl::Update(TouchState *state, u16 speed) {}
-bool TouchControl::func_ov00_0207aeac() {
-    return ((*data_0207aecc & 0x8000) >> 15) == 1;
-}
-void TouchControl::UpdateConditionally(TouchState *state, u16 speed) {}
-
-void TouchControl::func_ov00_0207af38(u16 speedIncrease, bool shouldIncrease) {
-    TouchStateFlags touchState;
-
-    if (shouldIncrease) {
-        IncreaseSpeed(speedIncrease); /* TODO: IncreaseSpeed expects an s16 variable,
-                                         while speedIncrease is a u16. As a result, the function
-                                         performs a conversion that is not present in the binary. */
-        return;
-    }
-
-    u32 result = TouchControl::func_ov00_0207aeac();
-    if (result != 0) {
-        Fill16(0, &touchState.touchX, 8);
-    } else {
-
-        GetTouchStateFlags(&touchState);
-    }
-
-    UpdateWithStateFlags(&touchState, speedIncrease);
-}
-
-TouchControl::~TouchControl() {}
diff --git a/src/00_Core/Player/TouchControl_00.cpp b/src/00_Core/Player/TouchControl_00.cpp
new file mode 100644
index 00000000..b2ef607c
--- /dev/null
+++ b/src/00_Core/Player/TouchControl_00.cpp
@@ -0,0 +1,159 @@
+#include "Player/TouchControl.hpp"
+#include "global.h"
+
+TouchControl gTouchControl;
+
+THUMB void TouchControl::Init() {
+    this->mSpeed              = 1;
+    this->mTimeBetweenTouches = -1;
+    this->mTimeSinceTouch     = -1;
+    this->mRepeatStart        = 20;
+    this->mRepeatLoop         = 6;
+    this->mRepeatTimer        = this->mRepeatStart;
+    this->mTouch              = false;
+    this->mTouchX             = -1;
+    this->mTouchY             = -1;
+    this->mTouchPrev          = false;
+    this->mTouchPrevX         = -1;
+    this->mTouchPrevY         = -1;
+    this->mTouchLastX         = 128;
+    this->mTouchLastY         = 96;
+    this->mTouchStartX        = -1;
+    this->mTouchStartY        = -1;
+    this->mFlags              = TouchFlag_None;
+}
+
+ARM void TouchControl::IncreaseSpeed(u16 increase) {
+    this->mFlags = TouchFlag_None;
+    this->mSpeed += increase;
+}
+
+ARM void TouchControl::UpdateFlags(u16 speed) {
+    this->mFlags = TouchFlag_None;
+
+    if (this->mTouchPrev == false && this->mTouch == true) {
+        this->mFlags |= TouchFlag_TouchedNow;
+    }
+
+    if (this->mTouchPrev == true && this->mTouch == false) {
+        this->mFlags |= TouchFlag_UntouchedNow;
+    }
+
+    if (this->mSpeed < speed) {
+        this->mSpeed = speed;
+    }
+
+    if (this->mFlags & TouchFlag_TouchedNow) {
+        this->mFlags |= TouchFlag_Repeat;
+        this->mRepeatTimer = this->mRepeatStart;
+    } else {
+        if (this->mTouch != false) {
+            if (this->mRepeatTimer - this->mSpeed > 0) {
+                this->mRepeatTimer -= this->mSpeed;
+            } else {
+                this->mFlags |= TouchFlag_Repeat;
+                this->mRepeatTimer = this->mRepeatLoop;
+            }
+        }
+    }
+
+    if (this->mTimeSinceTouch + this->mSpeed < 0xFFFF) {
+        this->mTimeSinceTouch += this->mSpeed;
+    } else {
+        this->mTimeSinceTouch = -1;
+    }
+
+    if (this->mFlags & TouchFlag_TouchedNow) {
+        this->mTimeBetweenTouches = this->mTimeSinceTouch;
+        this->mTimeSinceTouch     = 0;
+        this->mTouchStartX        = this->mTouchX;
+        this->mTouchStartY        = this->mTouchY;
+    }
+
+    this->mSpeed = speed;
+
+    if (this->mTouch) {
+        this->mTouchLastX = this->mTouchX;
+        this->mTouchLastY = this->mTouchY;
+    }
+}
+
+ARM void TouchControl::UpdateWithStateFlags(TouchStateFlags *state, u16 speed) {
+    this->mTouchPrev  = this->mTouch;
+    this->mTouchPrevX = this->mTouchX;
+    this->mTouchPrevY = this->mTouchY;
+
+    if (state->touch == 1) {
+        if (state->flags == 0) {
+            this->mTouch  = true;
+            this->mTouchX = state->touchX;
+            this->mTouchY = state->touchY;
+        } else {
+            this->mTouchX = (state->flags & 1) ? this->mTouchPrevX : state->touchX;
+            this->mTouchY = (state->flags & 2) ? this->mTouchPrevY : state->touchY;
+
+            if (this->mTouchX >= 0 && this->mTouchX < 0x100 && this->mTouchY >= 0 && this->mTouchY < 0xC0) {
+                this->mTouch = true;
+            } else {
+                this->mTouch  = false;
+                this->mTouchX = -1;
+                this->mTouchY = -1;
+            }
+        }
+    } else {
+        this->mTouch  = false;
+        this->mTouchX = -1;
+        this->mTouchY = -1;
+    }
+
+    this->UpdateFlags(speed);
+}
+
+ARM void TouchControl::Update(TouchState *state, u16 speed) {
+    this->mTouchPrev  = this->mTouch;
+    this->mTouchPrevX = this->mTouchX;
+    this->mTouchPrevY = this->mTouchY;
+    this->mTouch      = state->touch;
+    this->mTouchX     = state->touchX;
+    this->mTouchY     = state->touchY;
+    this->UpdateFlags(speed);
+}
+
+ARM bool TouchControl::func_ov00_0207aeac() {
+    return ((*((u16 *) 0x027FFFA8) & 0x8000) >> 15) == 1;
+}
+
+ARM void TouchControl::UpdateConditionally(TouchState *state, u16 speed) {
+    TouchState newState;
+
+    if (TouchControl::func_ov00_0207aeac()) {
+        newState.touch  = false;
+        newState.touchX = -1;
+        newState.touchY = -1;
+    } else {
+        newState.touch  = state->touch;
+        newState.touchX = state->touchX;
+        newState.touchY = state->touchY;
+    }
+
+    this->Update(&newState, speed);
+}
+
+ARM void TouchControl::func_ov00_0207af38(u16 speedIncrease, bool shouldIncrease) {
+    TouchStateFlags touchState;
+
+    if (shouldIncrease) {
+        this->IncreaseSpeed(speedIncrease);
+        return;
+    }
+
+    if (TouchControl::func_ov00_0207aeac()) {
+        Fill16(0, &touchState.touchX, 8);
+    } else {
+        GetTouchStateFlags(&touchState);
+    }
+
+    this->UpdateWithStateFlags(&touchState, speedIncrease);
+}
+
+ARM TouchControl::~TouchControl() {}
diff --git a/src/Main/Player/TouchControl.cpp b/src/Main/Player/TouchControl.cpp
index 0212f591..4f4c81c1 100644
--- a/src/Main/Player/TouchControl.cpp
+++ b/src/Main/Player/TouchControl.cpp
@@ -1,4 +1,24 @@
 #include "Player/TouchControl.hpp"
+#include "global.h"
 
-bool TouchControl::func_0202b864(Vec3p *param1, s32 size, unk8 param3) {}
-bool TouchControl::func_0202b894(Vec3p *param1, s32 size, unk8 param3) {}
+extern "C" bool func_0202b8f8(Vec3p *, s32, s32, s32, unk8);
+
+ARM bool TouchControl::func_0202b864(Vec3p *param1, s32 size, unk8 param3) {
+    if (gTouchControl.mFlags & TouchFlag_TouchedNow) {
+        return func_0202b8f8(param1, size, gTouchControl.mTouchX, gTouchControl.mTouchY, param3);
+    }
+
+    return false;
+}
+
+ARM bool TouchControl::func_0202b894(Vec3p *param1, s32 size, unk8 param3) {
+    if (gTouchControl.mTouch) {
+        return func_0202b8f8(param1, size, gTouchControl.mTouchX, gTouchControl.mTouchY, param3);
+    }
+
+    if (gTouchControl.mFlags & TouchFlag_UntouchedNow) {
+        return func_0202b8f8(param1, size, gTouchControl.mTouchPrevX, gTouchControl.mTouchPrevY, param3);
+    }
+
+    return false;
+}