void Combine(BinaryMap source, RectangleC area, Point at, CombineFunction function)
{
int shift = (int)((uint)area.X & WordMask) - (int)((uint)at.X & WordMask);
int vectorSize = (area.Width >> WordShift) + 2;
Parallel.For(0, area.Height,
() => new CombineLocals {
Vector = new uint[vectorSize], SrcVector = new uint[vectorSize]
},
delegate(int y, ParallelLoopState state, CombineLocals locals)
{
LoadLine(locals.Vector, new Point(at.X, at.Y + y), area.Width);
source.LoadLine(locals.SrcVector, new Point(area.X, area.Y + y), area.Width);
if (shift >= 0)
{
ShiftLeft(locals.SrcVector, shift);
}
else
{
ShiftRight(locals.SrcVector, -shift);
}
function(locals.Vector, locals.SrcVector);
SaveLine(locals.Vector, new Point(at.X, at.Y + y), area.Width);
return(locals);
}, locals => { });
}
public void AndNot(BinaryMap source, RectangleC area, Point at)
{
Combine(source, area, at, delegate(uint[] target, uint[] srcVector)
{
for (int i = 0; i < target.Length; ++i)
{
target[i] &= ~srcVector[i];
}
});
}
public BinaryMap(BinaryMap other)
{
Width = other.Width;
Height = other.Height;
WordWidth = other.WordWidth;
Map = new uint[other.Map.GetLength(0), other.Map.GetLength(1)];
for (int y = 0; y < Map.GetLength(0); ++y)
{
for (int x = 0; x < Map.GetLength(1); ++x)
{
Map[y, x] = other.Map[y, x];
}
}
}
public BinaryMap FillCornerAreas(BlockMap blocks)
{
BinaryMap result = new BinaryMap(blocks.PixelCount);
Parallel.For(0, blocks.CornerCount.Height, delegate(int cornerY)
{
for (int cornerX = 0; cornerX < blocks.CornerCount.Width; ++cornerX)
{
if (GetBit(cornerX, cornerY))
{
result.Fill(blocks.CornerAreas[cornerY, cornerX]);
}
}
});
return(result);
}
public BinaryMap FillBlocks(BlockMap blocks)
{
BinaryMap result = new BinaryMap(blocks.PixelCount);
Parallel.For(0, blocks.BlockCount.Height, delegate(int blockY)
{
for (int blockX = 0; blockX < blocks.BlockCount.Width; ++blockX)
{
if (GetBit(blockX, blockY))
{
result.Fill(blocks.BlockAreas[blockY, blockX]);
}
}
});
return(result);
}
public BinaryMap GetInverted()
{
BinaryMap result = new BinaryMap(Size);
for (int y = 0; y < Map.GetLength(0); ++y)
{
for (int x = 0; x < Map.GetLength(1); ++x)
{
result.Map[y, x] = ~Map[y, x];
}
}
if (((uint)Width & WordMask) != 0u)
{
for (int y = 0; y < Map.GetLength(0); ++y)
{
result.Map[y, Map.GetLength(1) - 1] &= ~0u >> (WordSize - (int)((uint)Width & WordMask));
}
}
return(result);
}
public void Copy(BinaryMap source, RectangleC area, Point at)
{
int shift = (int)((uint)area.X & WordMask) - (int)((uint)at.X & WordMask);
Parallel.For(0, area.Height,
() => new uint[(area.Width >> WordShift) + 2],
delegate(int y, ParallelLoopState state, uint[] vector)
{
source.LoadLine(vector, new Point(area.X, area.Y + y), area.Width);
if (shift >= 0)
{
ShiftLeft(vector, shift);
}
else
{
ShiftRight(vector, -shift);
}
SaveLine(vector, new Point(at.X, at.Y + y), area.Width);
return(vector);
}, vector => { });
}
public void AndNot(BinaryMap source)
{
AndNot(source, Rect, new Point());
}
public void OrNot(BinaryMap source)
{
OrNot(source, Rect, new Point());
}
public void Xor(BinaryMap source)
{
Xor(source, Rect, new Point());
}
public void Copy(BinaryMap source)
{
Copy(source, Rect, new Point());
}
