big progress on JUtility

src/static/JSystem/JUtility/JUTGraphFifo.cpp

@@ -0,0 +1,45 @@
+#include <dolphin/gx.h>
+#include "JSystem/JKernel/JKRHeap.h"
+#include "JSystem/JUtility/JUTGraphFifo.h"
+
+bool JUTGraphFifo::sInitiated;
+JUTGraphFifo *JUTGraphFifo::sCurrentFifo;
+GXBool JUTGraphFifo::mGpStatus[5];
+
+JUTGraphFifo::JUTGraphFifo(u32 size)
+{
+    mSize = ALIGN_NEXT(size, 32);
+    if (sInitiated)
+    {
+        mFifo = (GXFifoObj *)JKRAllocFromSysHeap(mSize + sizeof(GXFifoObj), 32);
+        mBase = mFifo + 1;
+        GXInitFifoBase(mFifo, mBase, mSize);
+        GXInitFifoPtrs(mFifo, mBase, mBase);
+    }
+    else
+    {
+        /** TODO: Figure out what has sizeof 0xA0. */
+        mBase = JKRAllocFromSysHeap(mSize + 0xA0, 32);
+        mBase = (void *)ALIGN_NEXT((u32)mBase, 32);
+        mFifo = GXInit(mBase, mSize);
+        sInitiated = true;
+        sCurrentFifo = this;
+    }
+}
+
+JUTGraphFifo::~JUTGraphFifo()
+{
+    sCurrentFifo->save();
+
+    while (isGPActive())
+    {
+        ;
+    }
+
+    if (sCurrentFifo == this)
+    {
+        sCurrentFifo = nullptr;
+    }
+
+    JKRFreeToSysHeap(mBase);
+}