Merge pull request #12 from SethBarberee/master

Merge work from SethBarberee/pmd-red into pret.

1 files changed, 237 insertions, 0 deletions

diff --git a/src/code_800C9CC.c b/src/code_800C9CC.c
new file mode 100644
index 0000000..27445f0
--- /dev/null
+++ b/src/code_800C9CC.c
@@ -0,0 +1,237 @@
+#include "global.h"
+#include "input.h"
+
+struct unkStruct_809CC88
+{
+    u16 padding;
+    u16 unk2;
+    u16 unk4;
+    u16 unk6;
+};
+
+extern u16 gUnknown_203B0BC;
+extern u8 gUnknown_202D6B8;
+extern u8 gUnknown_202D6B9;
+extern u16 gUnknown_202D7FA;
+
+extern struct unkStruct_809CC88 gUnknown_202D698;
+extern struct unkStruct_809CC88 gUnknown_202D6A0;
+extern struct unkStruct_809CC88 gUnknown_202D6A8;
+extern struct unkStruct_809CC88 gUnknown_202D6B0;
+
+void ReadKeyInput(struct UnkInputStruct1 *r0)
+{
+    u16 keyInput = REG_KEYINPUT ^ KEYS_MASK;
+    r0->unk0 = 0;
+
+    if((keyInput & DPAD_UP) != 0)
+    {
+        r0->unk0 = DPAD_UP;
+    }
+
+    if((keyInput & DPAD_DOWN) != 0)
+    {
+        r0->unk0 |= DPAD_DOWN;
+    }
+
+    if((keyInput & DPAD_LEFT) != 0)
+    {
+        r0->unk0 |= DPAD_LEFT;
+    }
+
+    if((keyInput & DPAD_RIGHT) != 0)
+    {
+        r0->unk0 |= DPAD_RIGHT;
+    }
+
+    if((keyInput & A_BUTTON) != 0)
+    {
+        r0->unk0 |= A_BUTTON;
+    }
+
+    if((keyInput & B_BUTTON) != 0)
+    {
+        r0->unk0 |= B_BUTTON;
+    }
+
+    if((keyInput & START_BUTTON) != 0)
+    {
+        r0->unk0 |= START_BUTTON;
+    }
+
+    if((keyInput & SELECT_BUTTON) != 0)
+    {
+        r0->unk0 |= SELECT_BUTTON;
+    }
+
+    if((keyInput & R_BUTTON) != 0)
+    {
+        r0->unk0 |= R_BUTTON;
+    }
+    
+    if((keyInput & L_BUTTON) != 0)
+    {
+        r0->unk0 |= L_BUTTON;
+    }
+    gUnknown_203B0BC = keyInput;
+}
+
+void sub_800CC44(s32 r0, s32 r1)
+{
+    u32 preload1;
+    u8 preload2;
+    u8 preload3;
+
+    if(r0 < 0)
+    {
+        r0 = 0;
+    }
+    else
+    {
+        if(r0 > 0x10)
+        {
+            r0 = 0x10;
+        }
+    }
+    if(r1 < 0)
+    {
+        r1 = 0;
+    }
+    else
+    {
+        if(r1 > 0x10)
+        {
+            r1 = 0x10;
+        }
+    }
+    gUnknown_202D6B8 = r0;
+    gUnknown_202D6B9 = r1;
+
+    // Forcing the correct loads
+    preload1 = gUnknown_202D7FA;
+    preload2 = gUnknown_202D6B8;
+    preload3 = gUnknown_202D6B9;
+
+    gUnknown_202D7FA = (gUnknown_202D6B9 << 8) | gUnknown_202D6B8;
+
+}
+
+void sub_800CC88(u32 r0, u32 r1)
+{
+    gUnknown_202D698.unk4 = r0;
+    gUnknown_202D698.unk6 = r1;
+}
+
+void sub_800CC94(u32 r0, u32 r1)
+{
+    gUnknown_202D6A0.unk4 = r0;
+    gUnknown_202D6A0.unk6 = r1;
+}
+
+void sub_800CCA0(u32 r0, u32 r1)
+{
+    gUnknown_202D6A8.unk4 = r0;
+    gUnknown_202D6A8.unk6 = r1;
+}
+
+void sub_800CCAC(u32 r0, u32 r1)
+{
+    gUnknown_202D6B0.unk4 = r0;
+    gUnknown_202D6B0.unk6 = r1;
+}
+
+void sub_800CCB8(s32 r0, u32 r1, u32 r2)
+{
+    if(r0 == 1)
+    {
+        goto _0800CCD4;
+    }
+    if(r0 <= 1)
+    {
+        goto _0800CCCA;
+    }
+    if(r0 == 2)
+    {
+        goto _0800CCDE;
+    }
+    if(r0 == 3)
+    {
+        goto _0800CCE8;
+    }
+   
+    _0800CCCA:
+        sub_800CC88(r1, r2);
+        return;
+    _0800CCD4:
+        sub_800CC94(r1, r2);
+        return;
+    _0800CCDE:
+        sub_800CCA0(r1, r2);
+        return;
+    _0800CCE8:
+        sub_800CCAC(r1, r2);
+}
+
+void sub_800CCF4(s32 r0, u32 r1)
+{
+    if(r0 == 1)
+    {
+        goto _0800CD10;
+    }
+    if(r0 <= 1)
+    {
+        goto _0800CD06;
+    }
+    if(r0 == 2)
+    {
+        goto _0800CD18;
+    }
+    if(r0 == 3)
+    {
+        goto _0800CD20;
+    }
+
+    _0800CD06:
+        gUnknown_202D698.unk4 = r1;
+        return;
+    _0800CD10:
+        gUnknown_202D6A0.unk4 = r1;
+        return;
+    _0800CD18:
+        gUnknown_202D6A8.unk4 = r1;
+        return;
+    _0800CD20:
+        gUnknown_202D6B0.unk4 = r1;
+}
+
+void sub_800CD2C(s32 r0, u32 r1)
+{
+    if(r0 == 1)
+    {
+        goto _0800CD48;
+    }
+    if(r0 <= 1)
+    {
+        goto _0800CD3E;
+    }
+    if(r0 == 2)
+    {
+        goto _0800CD50;
+    }
+    if(r0 == 3)
+    {
+        goto _0800CD58;
+    }
+
+    _0800CD3E:
+        gUnknown_202D698.unk6 = r1;
+        return;
+    _0800CD48:
+        gUnknown_202D6A0.unk6 = r1;
+        return;
+    _0800CD50:
+        gUnknown_202D6A8.unk6 = r1;
+        return;
+    _0800CD58:
+        gUnknown_202D6B0.unk6 = r1;
+}