public void UpdateAttributeTableImmediately()
{
NES.PPU.SetHorizontalWrite();
NES.PPU.SetAddress(0x23C0);
Loop.AscendWhile(X.Set(0), () => X.NotEquals(Table.Length), _ => {
NES.PPU.Data.Write(Table[X]);
});
}
public void Push(VByte v)
{
X.Set(0);
Loop.AscendWhile(X, () => X.NotEquals(Values.Length), loop => {
If.True(() => Values[X].Equals(_clearVal), () => {
Comment("Add action to the end of the queue");
Values[X].Set(v);
loop.Break();
});
});
}
public void Decompress(Action <RegisterA> block)
{
_temp.Set(TempPtr0[Y.Set(0)]);
Loop.AscendWhile(Y.Increment(), () => Y.LessThan(_temp), _ => {
Y.State.Unsafe(() => {
X.Set(A.Set(TempPtr0[Y]));
Y.Increment();
Loop.Descend_Post(X, _ => {
block(A.Set(TempPtr0[Y]));
});
});
});
}
public void Pop()
{
Comment("Shift other actions left");
X.Set(0);
Loop.AscendWhile(X, () => X.NotEquals((U8)(Values.Length - 1)), _ => {
//Get next value
X.State.Unsafe(() => { //indicate X modification needs careful attention
X.Inc();
A.Set(Values[X]); //Store in current location
X.Dec();
});
Values[X].Set(A);
});
Comment("Last command is empty");
Values[X.Set(Values.Length - 1)].Set(_clearVal);
}
private void Handler()
{
_liveQueue.Unsafe_Pop(Y);
TempPtr0.Lo.Set(_liveQueue.Unsafe_Peek(Y));
_liveQueue.Unsafe_Pop(Y);
TempPtr0.Hi.Set(_liveQueue.Unsafe_Peek(Y));
Stack.Preserve(Y, () => {
Y.Set(0);
NES.PPU.SetAddress(NES.MemoryMap.Palette);
Loop.AscendWhile(Y.Set(0), () => Y.NotEquals(32), _ => {
NES.PPU.Data.Set(TempPtr0[Y]);
});
});
GoTo(_executeLoopContinue);
}
//TODO: handle either index in _indexReg
public void PushRangeOnce(Action action)
{
var len = Length(action);
if (len > 255)
{
throw new Exception("Block is too big, it must be 255 bytes or less.");
}
X.Set(WriteIndex);
TempPtr0.PointTo(LabelFor(action));
Loop.AscendWhile(Y.Set(0), () => Y.NotEquals((U8)len), _ => {
Values[X].Set(TempPtr0[Y]);
X.Inc();
});
Values[X].Set(_stopVal);
WriteIndex.Set(X);
}
public void Decompress(Action <RegisterA> block)
{
U8 compressionIndicator = 255;
_temp.Set(TempPtr0[Y.Set(0)]);
Loop.AscendWhile(Y.Increment(), () => Y.LessThan(_temp), _ => {
If.Block(c => c
.True(() => A.Set(TempPtr0[Y]).Equals(compressionIndicator), () => {
Y.State.Unsafe(() => {
Y.Increment();
X.Set(A.Set(TempPtr0[Y]));
Y.Increment();
Loop.Descend_Post(X, _ => block(A.Set(TempPtr0[Y])));
});
})
.Else(() => block(A.Set(TempPtr0[Y])))
);
});
}
public static void RLEDecompress(/*Action dataAction,*/ VByte temp, Action <RegisterA> block)
{
//var lbl = LabelFor(dataAction);
//TempPtr0.PointTo(lbl);
byte compressionIndicator = 255;
var length = temp.Set(TempPtr0[Y.Set(0)]);
Loop.AscendWhile(Y.Increment(), () => Y.LessThan(length), _ => {
If.Block(c => c
.True(() => A.Set(TempPtr0[Y]).Equals(compressionIndicator), () => {
Y.State.Unsafe(() => {
Y.Increment();
X.Set(A.Set(TempPtr0[Y]));
Y.Increment();
Loop.Descend_Post(X, _ => block(A.Set(TempPtr0[Y])));
});
})
.Else(() => block(A.Set(TempPtr0[Y])))
);
});
}