TwoHeadArena and TwoHeadGfxArena OK (#83)

* TwoHeadArena and TwoHeadGfxArena OK

* Changed negatives to ~ in TwoHeadArena.c

* Renamed functions to match OoT

* Formatted code files

* Removed dispbuf

src/code/TwoHeadGfxArena.c

@@ -0,0 +1,66 @@
+#include <ultra64.h>
+#include <global.h>
+
+void THGA_Ct(TwoHeadGfxArena* thga, Gfx* start, u32 size) {
+    THA_Ct((TwoHeadArena*)thga, start, size);
+}
+
+void THGA_Dt(TwoHeadGfxArena* thga) {
+    THA_Dt((TwoHeadArena*)thga);
+}
+
+u32 THGA_IsCrash(TwoHeadGfxArena* thga) {
+    return THA_IsCrash((TwoHeadArena*)thga);
+}
+
+void THGA_Init(TwoHeadGfxArena* thga) {
+    THA_Init((TwoHeadArena*)thga);
+}
+
+s32 THGA_GetSize(TwoHeadGfxArena* thga) {
+    return THA_GetSize((TwoHeadArena*)thga);
+}
+
+Gfx* THGA_GetHead(TwoHeadGfxArena* thga) {
+    return THA_GetHead((TwoHeadArena*)thga);
+}
+
+void THGA_SetHead(TwoHeadGfxArena* thga, Gfx* start) {
+    THA_SetHead((TwoHeadArena*)thga, start);
+}
+
+Gfx* THGA_GetTail(TwoHeadGfxArena* thga) {
+    return THA_GetTail((TwoHeadArena*)thga);
+}
+
+Gfx* THGA_AllocStartArray8(TwoHeadGfxArena* thga, u32 count) {
+    return THA_AllocStart((TwoHeadArena*)thga, count * 8);
+}
+
+Gfx* THGA_AllocStart8(TwoHeadGfxArena* thga) {
+    return THGA_AllocStartArray8(thga, 1);
+}
+
+Gfx* THGA_AllocStart8Wrapper(TwoHeadGfxArena* thga) {
+    return THGA_AllocStart8(thga);
+}
+
+Gfx* THGA_AllocEnd(TwoHeadGfxArena* thga, u32 size) {
+    return THA_AllocEnd((TwoHeadArena*)thga, size);
+}
+
+Gfx* THGA_AllocEndArray64(TwoHeadGfxArena* thga, u32 count) {
+    return THGA_AllocEnd(thga, count * 0x40);
+}
+
+Gfx* THGA_AllocEnd64(TwoHeadGfxArena* thga) {
+    return THGA_AllocEnd(thga, 0x40);
+}
+
+Gfx* THGA_AllocEndArray16(TwoHeadGfxArena* thga, u32 count) {
+    return THGA_AllocEnd(thga, count * 0x10);
+}
+
+Gfx* THGA_AllocEnd16(TwoHeadGfxArena* thga) {
+    return THGA_AllocEnd(thga, 0x10);
+}