Decompile a bunch of small files (#160)

* Decompile a bunch of small files

* Rename dacrate to dacRate

* Run format.sh

* Minor fixes in PR #160

5 files changed, 120 insertions, 4 deletions

diff --git a/src/code/mtxuty-cvt.c b/src/code/mtxuty-cvt.c
new file mode 100644
index 000000000..0f1f6a7ff
--- /dev/null
+++ b/src/code/mtxuty-cvt.c
@@ -0,0 +1,23 @@
+#include <global.h>
+
+void MtxConv_F2L(MatrixInternal* m1, MtxF* m2) {
+    s32 i;
+    s32 j;
+
+    LogUtils_CheckNullPointer("m1", m1, "../mtxuty-cvt.c", 31);
+    LogUtils_CheckNullPointer("m2", m2, "../mtxuty-cvt.c", 32);
+
+    for (i = 0; i < 4; i++) {
+        for (j = 0; j < 4; j++) {
+            s32 value = (m2->mf[i][j] * 0x10000);
+            m1->intPart[i][j] = value >> 16;
+            m1->fracPart[i][j] = value;
+        }
+    }
+}
+
+void MtxConv_L2F(MtxF* m1, Mtx* m2) {
+    LogUtils_CheckNullPointer("m1", m1, "../mtxuty-cvt.c", 55);
+    LogUtils_CheckNullPointer("m2", m2, "../mtxuty-cvt.c", 56);
+    func_80102FA0(m1, m2); // guMtxL2F ?
+}
diff --git a/src/code/padmgr.c b/src/code/padmgr.c
index 745c058e4..b81116e6a 100644
--- a/src/code/padmgr.c
+++ b/src/code/padmgr.c
@@ -272,7 +272,7 @@ void PadMgr_ProcessInputs(PadMgr* padmgr) {
         }
         input->press.in.button = input->cur.in.button & (input->prev.in.button ^ input->cur.in.button);
         input->rel.in.button = input->prev.in.button & (input->prev.in.button ^ input->cur.in.button);
-        func_800FCC6C(input);
+        PadUtils_UpdateRelXY(input);
         input->press.in.x = (input->cur.in.x - input->prev.in.x) + input->press.in.x;
         input->press.in.y = (input->cur.in.y - input->prev.in.y) + input->press.in.y;
     }
@@ -360,7 +360,7 @@ void PadMgr_RequestPadData(PadMgr* padmgr, Input* inputs, s32 mode) {
             newin->cur = pmInputs->cur;
             newin->press.in.button = newin->cur.in.button & (newin->prev.in.button ^ newin->cur.in.button);
             newin->rel.in.button = newin->prev.in.button & (newin->prev.in.button ^ newin->cur.in.button);
-            func_800FCC6C(newin);
+            PadUtils_UpdateRelXY(newin);
             newin->press.in.x = (newin->cur.in.x - newin->prev.in.x) + newin->press.in.x;
             newin->press.in.y = (newin->cur.in.y - newin->prev.in.y) + newin->press.in.y;
         }
diff --git a/src/code/padutils.c b/src/code/padutils.c
new file mode 100644
index 000000000..b19fdbf12
--- /dev/null
+++ b/src/code/padutils.c
@@ -0,0 +1,93 @@
+#include <global.h>
+
+void PadUtils_Init(Input* input) {
+    bzero(input, sizeof(Input));
+}
+
+void func_800FCB70() {
+}
+
+void PadUtils_ResetPressRel(Input* input) {
+    input->press.in.button = 0;
+    input->rel.in.button = 0;
+}
+
+u32 PadUtils_CheckCurExact(Input* input, u16 value) {
+    return value == input->cur.in.button;
+}
+
+u32 PadUtils_CheckCur(Input* input, u16 key) {
+    return key == (input->cur.in.button & key);
+}
+
+u32 PadUtils_CheckPressed(Input* input, u16 key) {
+    return key == (input->press.in.button & key);
+}
+
+u32 PadUtils_CheckReleased(Input* input, u16 key) {
+    return key == (input->rel.in.button & key);
+}
+
+u16 PadUtils_GetCurButton(Input* input) {
+    return input->cur.in.button;
+}
+
+u16 PadUtils_GetPressButton(Input* input) {
+    return input->press.in.button;
+}
+
+s8 PadUtils_GetCurX(Input* input) {
+    return input->cur.in.x;
+}
+
+s8 PadUtils_GetCurY(Input* input) {
+    return input->cur.in.y;
+}
+
+void PadUtils_SetRelXY(Input* input, s32 x, s32 y) {
+    input->rel.in.x = x;
+    input->rel.in.y = y;
+}
+
+s8 PadUtils_GetRelXImpl(Input* input) {
+    return input->rel.in.x;
+}
+
+s8 PadUtils_GetRelYImpl(Input* input) {
+    return input->rel.in.y;
+}
+
+s8 PadUtils_GetRelX(Input* input) {
+    return PadUtils_GetRelXImpl(input);
+}
+
+s8 PadUtils_GetRelY(Input* input) {
+    return PadUtils_GetRelYImpl(input);
+}
+
+void PadUtils_UpdateRelXY(Input* input) {
+    s32 curX, curY;
+    s32 relX, relY;
+
+    curX = PadUtils_GetCurX(input);
+    curY = PadUtils_GetCurY(input);
+
+    if (curX > 7) {
+        relX = (curX < 0x43) ? curX - 7 : 0x43 - 7;
+    } else if (curX < -7) {
+        relX = (curX > -0x43) ? curX + 7 : -0x43 + 7;
+    } else {
+        relX = 0;
+    }
+
+    if (curY > 7) {
+        relY = (curY < 0x43) ? curY - 7 : 0x43 - 7;
+
+    } else if (curY < -7) {
+        relY = (curY > -0x43) ? curY + 7 : -0x43 + 7;
+    } else {
+        relY = 0;
+    }
+
+    PadUtils_SetRelXY(input, relX, relY);
+}
diff --git a/src/code/sys_matrix.c b/src/code/sys_matrix.c
index f0b3e4005..487e1a841 100644
--- a/src/code/sys_matrix.c
+++ b/src/code/sys_matrix.c
@@ -935,7 +935,7 @@ void func_800D2A98(Mtx* mtx, f32 arg1, f32 arg2, f32 arg3, f32 arg4) {
     MtxF mf;
 
     func_800D2A34(&mf, arg1, arg2, arg3, arg4);
-    func_801064E0(&mf, mtx);
+    guMtxF2L(&mf, mtx);
 }
 
 void func_800D2AE4(Mtx* mtx, f32 arg1, f32 arg2, f32 arg3, f32 arg4) {
diff --git a/src/code/z_room.c b/src/code/z_room.c
index 233cbdc39..90ca8ce64 100644
--- a/src/code/z_room.c
+++ b/src/code/z_room.c
@@ -299,7 +299,7 @@ void func_8009638C(Gfx** displayList, u32 source, u32 tlut, u16 width, u16 heigh
     if ((fmt == G_IM_FMT_RGBA) && (SREG(26) == 0)) {
         bg->b.frameW = width * 4;
         bg->b.frameH = height * 4;
-        func_80104B00(bg);
+        guS2DInitBg(bg);
         gDPSetOtherMode(displayListHead++, mode0 | G_TL_TILE | G_TD_CLAMP | G_TP_NONE | G_CYC_COPY | G_PM_NPRIMITIVE,
                         G_AC_THRESHOLD | G_ZS_PIXEL | G_RM_NOOP | G_RM_NOOP2);
         gSPBgRectCopy(displayListHead++, bg);