protected virtual RotationDegree GetRotationDegreeFromRotationDirection(RotationDirection rotationDirection)
{
RotationDegree degreeCalculation = Rotation;
switch (rotationDirection)
{
case RotationDirection.Clockwise:
if (Rotation == RotationDegree.TwoSeventyFive)
{
degreeCalculation = RotationDegree.Zero;
}
else
{
degreeCalculation += 1;
}
break;
case RotationDirection.CounterClockwise:
if (Rotation == RotationDegree.Zero)
{
degreeCalculation = RotationDegree.TwoSeventyFive;
}
else
{
degreeCalculation -= 1;
}
break;
}
return(degreeCalculation);
}
/// <summary>
/// Rotates the straight block CounterClockwise 90 degrees
/// </summary>
private void RotateStraightPieceCCW()
{
//All the block have the same Y
int pivotY = BlockCells[0].CellLocationY;
//The new highest Y value is +2 away from the pivot point
pivotY += 2;
//Find the Highest X value
int pivotX = 0;
foreach (var item in BlockCells)
{
if (item.CellLocationX > pivotX)
{
pivotX = item.CellLocationX;
}
}
//The pivot block is -1 from the pivot point
pivotX -= 1;
foreach (var item in BlockCells)
{
item.CellLocationY = pivotY;
pivotY--;
item.CellLocationX = pivotX;
}
RotationPoint = RotationDegree.threeSixty;
}
public static byte Rotate(byte b, RotationDegree rotDeg)
{
var l = (int)rotDeg << 1;
var r = 8 - l;
return((byte)(b << l | b >> r));
}
public static char Rotate(this char b, RotationDegree rotDeg)
{
var l = (int)rotDeg << 1;
var r = 8 - l;
return((char)(b << l | b >> r));
}
/// <summary>
/// Rotates the straight block Clockwise 90 degrees
/// </summary>
private void RotateStraightPieceCW()
{
//All the block have the same X
int pivotX = BlockCells[0].CellLocationX;
//The new highest X value is +1 away from the pivot point
pivotX += 1;
//Find the Highest Y value
int pivotY = 0;
foreach (var item in BlockCells)
{
if (item.CellLocationY > pivotY)
{
pivotY = item.CellLocationY;
}
}
//The pivot block is -2 away from the highest block
pivotY -= 2;
foreach (var item in BlockCells)
{
item.CellLocationX = pivotX;
pivotX--;
item.CellLocationY = pivotY;
}
RotationPoint = RotationDegree.ninety;
}
public override List <Point> GetRotationTranslationCandidate(RotationDirection rotationDirection)
{
Point pivot = PieceGridPositionList[PivotIndex];
List <Point> rotateCandidateList = new List <Point>();
RotationDegree candidateDegree = GetRotationDegreeFromRotationDirection(rotationDirection);
// NOTE: rotationDirection matters not for this piece; it's just a toggle.
// So, we'll just ignore it.
switch (candidateDegree)
{
case RotationDegree.Zero:
rotateCandidateList.Add(new Point(pivot.X - 1, pivot.Y));
rotateCandidateList.Add(pivot);
rotateCandidateList.Add(new Point(pivot.X + 1, pivot.Y));
rotateCandidateList.Add(new Point(pivot.X + 2, pivot.Y));
break;
case RotationDegree.Ninety:
rotateCandidateList.Add(new Point(pivot.X, pivot.Y - 1));
rotateCandidateList.Add(pivot);
rotateCandidateList.Add(new Point(pivot.X, pivot.Y + 1));
rotateCandidateList.Add(new Point(pivot.X, pivot.Y + 2));
break;
}
return(rotateCandidateList);
}
public static byte Rotate(this byte b, RotationDegree rotDeg)
{
unchecked {
var l = (byte)((byte)rotDeg << 1);
var r = (byte)(8 - l);
return(unchecked ((byte)(b << l | b >> r)));
}
}
protected override RotationDegree GetRotationDegreeFromRotationDirection(RotationDirection rotationDirection)
{
RotationDegree degreeCalculation = Rotation;
// This piece has, basically, two rotation states; simply toggle them.
if (Rotation == RotationDegree.Zero)
{
degreeCalculation = RotationDegree.Ninety;
}
else if (Rotation == RotationDegree.Ninety)
{
degreeCalculation = RotationDegree.Zero;
}
return(degreeCalculation);
}
public override List <Point> GetRotationTranslationCandidate(RotationDirection rotationDirection)
{
Point pivot = PieceGridPositionList[PivotIndex];
List <Point> rotateCandidateList = new List <Point>();
RotationDegree candidateDegree = GetRotationDegreeFromRotationDirection(rotationDirection);
switch (candidateDegree)
{
case RotationDegree.Zero:
rotateCandidateList.Add(new Point(pivot.X - 1, pivot.Y));
rotateCandidateList.Add(pivot);
rotateCandidateList.Add(new Point(pivot.X + 1, pivot.Y));
rotateCandidateList.Add(new Point(pivot.X + 1, pivot.Y + 1));
break;
case RotationDegree.Ninety:
rotateCandidateList.Add(new Point(pivot.X, pivot.Y + 1));
rotateCandidateList.Add(pivot);
rotateCandidateList.Add(new Point(pivot.X, pivot.Y - 1));
rotateCandidateList.Add(new Point(pivot.X + 1, pivot.Y - 1));
break;
case RotationDegree.OneEighty:
rotateCandidateList.Add(new Point(pivot.X + 1, pivot.Y));
rotateCandidateList.Add(pivot);
rotateCandidateList.Add(new Point(pivot.X - 1, pivot.Y));
rotateCandidateList.Add(new Point(pivot.X - 1, pivot.Y - 1));
break;
case RotationDegree.TwoSeventyFive:
rotateCandidateList.Add(new Point(pivot.X, pivot.Y - 1));
rotateCandidateList.Add(pivot);
rotateCandidateList.Add(new Point(pivot.X, pivot.Y + 1));
rotateCandidateList.Add(new Point(pivot.X - 1, pivot.Y + 1));
break;
}
return(rotateCandidateList);
}
/*
input kernel area naming convention:
-------------
| A | B | C |
----|---|---|
| D | E | F | //input pixel is at position E
----|---|---|
| G | H | I |
-------------
*/
private static void _ScalePixel(
IScaler scaler,
RotationDegree rotDeg,
Kernel_3X3 ker,
sPixel[] trg,
int trgi,
int trgWidth,
byte blendInfo,//result of preprocessing all four corners of pixel "e"
IColorEq scalePixelColorEq,
IColorDist scalePixelColorDist,
OutputMatrix outputMatrix
) {
//int a = kernel._[Rot._[(0 << 2) + rotDeg]];
var b = ker._[Rot._[(1 << 2) + (int)rotDeg]];
var c = ker._[Rot._[(2 << 2) + (int)rotDeg]];
var d = ker._[Rot._[(3 << 2) + (int)rotDeg]];
var e = ker._[Rot._[(4 << 2) + (int)rotDeg]];
var f = ker._[Rot._[(5 << 2) + (int)rotDeg]];
var g = ker._[Rot._[(6 << 2) + (int)rotDeg]];
var h = ker._[Rot._[(7 << 2) + (int)rotDeg]];
var i = ker._[Rot._[(8 << 2) + (int)rotDeg]];
var blend = BlendInfo.Rotate(blendInfo, rotDeg);
if (BlendInfo.GetBottomR(blend) == BlendType.BlendNone)
return;
var eq = scalePixelColorEq;
var dist = scalePixelColorDist;
bool doLineBlend;
if (BlendInfo.GetBottomR(blend) >= BlendType.BlendDominant)
doLineBlend = true;
//make sure there is no second blending in an adjacent
//rotation for this pixel: handles insular pixels, mario eyes
//but support double-blending for 90? corners
else if (BlendInfo.GetTopR(blend) != BlendType.BlendNone && !eq._(e, g))
doLineBlend = false;
else if (BlendInfo.GetBottomL(blend) != BlendType.BlendNone && !eq._(e, c))
doLineBlend = false;
//no full blending for L-shapes; blend corner only (handles "mario mushroom eyes")
else if (eq._(g, h) && eq._(h, i) && eq._(i, f) && eq._(f, c) && !eq._(e, i))
doLineBlend = false;
else
doLineBlend = true;
//choose most similar color
var px = dist._(e, f) <= dist._(e, h) ? f : h;
var output = outputMatrix;
output.Move(rotDeg, trgi);
if (!doLineBlend) {
scaler.BlendCorner(px, output);
return;
}
//test sample: 70% of values max(fg, hc) / min(fg, hc)
//are between 1.1 and 3.7 with median being 1.9
var fg = dist._(f, g);
var hc = dist._(h, c);
var haveShallowLine = _CONFIGURATION.steepDirectionThreshold * fg <= hc && e != g && d != g;
var haveSteepLine = _CONFIGURATION.steepDirectionThreshold * hc <= fg && e != c && b != c;
if (haveShallowLine) {
if (haveSteepLine)
scaler.BlendLineSteepAndShallow(px, output);
else
scaler.BlendLineShallow(px, output);
} else {
if (haveSteepLine)
scaler.BlendLineSteep(px, output);
else
scaler.BlendLineDiagonal(px, output);
}
}
public void Move(RotationDegree rotDeg, int outi) {
this._nr = this._n + (int)rotDeg * _MAX_SCALE_SQUARED;
this._outi = outi;
}
internal void Move(RotationDegree rotDeg, int outIndex)
{
NRow = N + (int)rotDeg * MaxScaleSquared;
Index = outIndex;
}
public void Move(RotationDegree rotDeg, int outi)
{
this._nr = this._n + (int)rotDeg * _MAX_SCALE_SQUARED;
this._outi = outi;
}
public void Move(RotationDegree rotDeg, int outi)
{
_nr = _n + (int)rotDeg * MaxScaleSquared;
_outi = outi;
}
/*
* input kernel area naming convention:
* -------------
| A | B | C |
| ----|---|---|
| D | E | F | //input pixel is at position E
| ----|---|---|
| G | H | I |
| -------------
*/
private static void _ScalePixel(
IScaler scaler,
RotationDegree rotDeg,
Kernel_3X3 ker,
sPixel[] trg,
int trgi,
int trgWidth,
byte blendInfo, //result of preprocessing all four corners of pixel "e"
IColorEq scalePixelColorEq,
IColorDist scalePixelColorDist,
OutputMatrix outputMatrix
)
{
//int a = kernel._[Rot._[(0 << 2) + rotDeg]];
var b = ker._[Rot._[(1 << 2) + (int)rotDeg]];
var c = ker._[Rot._[(2 << 2) + (int)rotDeg]];
var d = ker._[Rot._[(3 << 2) + (int)rotDeg]];
var e = ker._[Rot._[(4 << 2) + (int)rotDeg]];
var f = ker._[Rot._[(5 << 2) + (int)rotDeg]];
var g = ker._[Rot._[(6 << 2) + (int)rotDeg]];
var h = ker._[Rot._[(7 << 2) + (int)rotDeg]];
var i = ker._[Rot._[(8 << 2) + (int)rotDeg]];
var blend = BlendInfo.Rotate(blendInfo, rotDeg);
if (BlendInfo.GetBottomR(blend) == BlendType.BlendNone)
{
return;
}
var eq = scalePixelColorEq;
var dist = scalePixelColorDist;
bool doLineBlend;
if (BlendInfo.GetBottomR(blend) >= BlendType.BlendDominant)
{
doLineBlend = true;
}
//make sure there is no second blending in an adjacent
//rotation for this pixel: handles insular pixels, mario eyes
//but support double-blending for 90? corners
else if (BlendInfo.GetTopR(blend) != BlendType.BlendNone && !eq._(e, g))
{
doLineBlend = false;
}
else if (BlendInfo.GetBottomL(blend) != BlendType.BlendNone && !eq._(e, c))
{
doLineBlend = false;
}
//no full blending for L-shapes; blend corner only (handles "mario mushroom eyes")
else if (eq._(g, h) && eq._(h, i) && eq._(i, f) && eq._(f, c) && !eq._(e, i))
{
doLineBlend = false;
}
else
{
doLineBlend = true;
}
//choose most similar color
var px = dist._(e, f) <= dist._(e, h) ? f : h;
var output = outputMatrix;
output.Move(rotDeg, trgi);
if (!doLineBlend)
{
scaler.BlendCorner(px, output);
return;
}
//test sample: 70% of values max(fg, hc) / min(fg, hc)
//are between 1.1 and 3.7 with median being 1.9
var fg = dist._(f, g);
var hc = dist._(h, c);
var haveShallowLine = _CONFIGURATION.steepDirectionThreshold * fg <= hc && e != g && d != g;
var haveSteepLine = _CONFIGURATION.steepDirectionThreshold * hc <= fg && e != c && b != c;
if (haveShallowLine)
{
if (haveSteepLine)
{
scaler.BlendLineSteepAndShallow(px, output);
}
else
{
scaler.BlendLineShallow(px, output);
}
}
else
{
if (haveSteepLine)
{
scaler.BlendLineSteep(px, output);
}
else
{
scaler.BlendLineDiagonal(px, output);
}
}
}
public static byte Rotate(byte b, RotationDegree rotDeg) {
var l = (int)rotDeg << 1;
var r = 8 - l;
return (byte)(b << l | b >> r);
}
/// <summary>
/// Creates a New Falling Block
/// </summary>
/// <param name="blockType">The Type of Block that is Created</param>
public FallingBlock(TypeOfBlock blockType)
{
BlockCells = new List <Cells>();
IsItFalling = true;
BlockType = blockType;
RotationPoint = RotationDegree.threeSixty;
switch (blockType)
{
case TypeOfBlock.Straight:
BlockCells.Add(new Cells(5, 0));
BlockCells.Add(new Cells(5, 1));
BlockCells.Add(new Cells(5, 2));
BlockCells.Add(new Cells(5, 3));
foreach (var item in BlockCells)
{
item.BackColor = System.Drawing.Color.Cyan;
item.Filled = true;
}
break;
case TypeOfBlock.LeftL:
BlockCells.Add(new Cells(5, 0));
BlockCells.Add(new Cells(5, 1));
BlockCells.Add(new Cells(5, 2));
BlockCells.Add(new Cells(6, 2));
foreach (var item in BlockCells)
{
item.BackColor = System.Drawing.Color.Orange;
item.Filled = true;
}
break;
case TypeOfBlock.LeftZ:
BlockCells.Add(new Cells(5, 0));
BlockCells.Add(new Cells(5, 1));
BlockCells.Add(new Cells(6, 1));
BlockCells.Add(new Cells(6, 2));
foreach (var item in BlockCells)
{
item.BackColor = System.Drawing.Color.Lime;
item.Filled = true;
}
break;
case TypeOfBlock.RightL:
BlockCells.Add(new Cells(5, 0));
BlockCells.Add(new Cells(5, 1));
BlockCells.Add(new Cells(5, 2));
BlockCells.Add(new Cells(4, 2));
foreach (var item in BlockCells)
{
item.BackColor = System.Drawing.Color.Blue;
item.Filled = true;
}
break;
case TypeOfBlock.RightZ:
BlockCells.Add(new Cells(5, 0));
BlockCells.Add(new Cells(5, 1));
BlockCells.Add(new Cells(4, 1));
BlockCells.Add(new Cells(4, 2));
foreach (var item in BlockCells)
{
item.BackColor = System.Drawing.Color.Red;
item.Filled = true;
}
break;
case TypeOfBlock.Square:
BlockCells.Add(new Cells(5, 0));
BlockCells.Add(new Cells(6, 0));
BlockCells.Add(new Cells(6, 1));
BlockCells.Add(new Cells(5, 1));
foreach (var item in BlockCells)
{
item.BackColor = System.Drawing.Color.Yellow;
item.Filled = true;
}
break;
case TypeOfBlock.TBlock:
BlockCells.Add(new Cells(5, 0));
BlockCells.Add(new Cells(5, 1));
BlockCells.Add(new Cells(4, 1));
BlockCells.Add(new Cells(6, 1));
foreach (var item in BlockCells)
{
item.BackColor = System.Drawing.Color.Purple;
item.Filled = true;
}
break;
}
}
/// <summary>
/// Rotates the left "L" block CounterClockwise 90 degrees
/// </summary>
private void RotateLeftLCCW()
{
//The Third block in the list is the pivot block
int pivotY = BlockCells[2].CellLocationY;
int pivotX = BlockCells[2].CellLocationX;
switch (RotationPoint)
{
case RotationDegree.ninety:
BlockCells[0].CellLocationX = pivotX;
BlockCells[0].CellLocationY = pivotY - 2;
BlockCells[1].CellLocationX = pivotX;
BlockCells[1].CellLocationY = pivotY - 1;
BlockCells[3].CellLocationX = pivotX + 1;
BlockCells[3].CellLocationY = pivotY;
RotationPoint = RotationDegree.oneEighty;
break;
case RotationDegree.oneEighty:
BlockCells[0].CellLocationX = pivotX + 2;
BlockCells[0].CellLocationY = pivotY;
BlockCells[1].CellLocationX = pivotX + 1;
BlockCells[1].CellLocationY = pivotY;
BlockCells[3].CellLocationX = pivotX;
BlockCells[3].CellLocationY = pivotY + 1;
RotationPoint = RotationDegree.twoSeventy;
break;
case RotationDegree.twoSeventy:
BlockCells[0].CellLocationX = pivotX;
BlockCells[0].CellLocationY = pivotY + 2;
BlockCells[1].CellLocationX = pivotX;
BlockCells[1].CellLocationY = pivotY + 1;
BlockCells[3].CellLocationX = pivotX - 1;
BlockCells[3].CellLocationY = pivotY;
RotationPoint = RotationDegree.threeSixty;
break;
case RotationDegree.threeSixty:
BlockCells[0].CellLocationX = pivotX - 2;
BlockCells[0].CellLocationY = pivotY;
BlockCells[1].CellLocationX = pivotX - 1;
BlockCells[1].CellLocationY = pivotY;
BlockCells[3].CellLocationX = pivotX;
BlockCells[3].CellLocationY = pivotY - 1;
RotationPoint = RotationDegree.ninety;
break;
default:
break;
}
}