/// <summary>
/// Deshace la rotacion hecha con el metodo <c>Rotate</c>.
/// </summary>
/// <param name="bitmap">
/// La imagen a rotar.
/// </param>
/// <returns>
/// La imagen girada.
/// </returns>
private FloatBitmap UndoRotate(FloatBitmap bitmap)
{
FloatBitmap image = null;
switch (mode)
{
case (WaterfallSegmenterMode.RightToLeft):
image = bitmap.Rotate90().Rotate90().Rotate90();
break;
case (WaterfallSegmenterMode.TopToBottom):
image = new FloatBitmap(bitmap);
break;
case (WaterfallSegmenterMode.BottomToTop):
image = bitmap.Rotate90().Rotate90();
break;
default:
image = bitmap.Rotate90();
break;
}
return(image);
}
public void CountPixelsHelperHalfsTest()
{
FloatBitmap bitmap = new FloatBitmap(5, 5);
bitmap[1, 0] = FloatBitmap.Black;
bitmap[1, 1] = FloatBitmap.Black;
bitmap[3, 2] = FloatBitmap.Black;
int ct1 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Top);
int cb1 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Bottom);
int cl1 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Left);
int cr1 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Right);
Assert.AreEqual(2, ct1, "Arriba 1");
Assert.AreEqual(1, cb1, "Abajo 1");
Assert.AreEqual(2, cl1, "Izquierda 1");
Assert.AreEqual(1, cr1, "Derecha 1");
bitmap = bitmap.Rotate90();
int ct2 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Top);
int cb2 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Bottom);
int cl2 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Left);
int cr2 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Right);
Assert.AreEqual(1, ct2, "Arriba 2");
Assert.AreEqual(2, cb2, "Abajo 2");
Assert.AreEqual(2, cl2, "Izquierda 2 ");
Assert.AreEqual(1, cr2, "Derecha 2");
bitmap = bitmap.Rotate90();
int ct3 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Top);
int cb3 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Bottom);
int cl3 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Left);
int cr3 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Right);
Assert.AreEqual(0, ct3, "Arriba 3");
Assert.AreEqual(3, cb3, "Abajo 3");
Assert.AreEqual(1, cl3, "Izquierda 3");
Assert.AreEqual(2, cr3, "Derecha 3");
bitmap = bitmap.Rotate90();
int ct4 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Top);
int cb4 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Bottom);
int cl4 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Left);
int cr4 = CountPixelsHelper.NumBlackPixelsInHalf(bitmap, Half.Right);
Assert.AreEqual(2, ct4, "Arriba 4");
Assert.AreEqual(1, cb4, "Abajo 4");
Assert.AreEqual(0, cl4, "Izquierda 4");
Assert.AreEqual(3, cr4, "Derecha 4");
}
public void FloatImageRotationTest()
{
FloatBitmap bitmap = new FloatBitmap(5, 4);
bitmap[3, 1] = FloatBitmap.White;
FloatBitmap rotatedBitmap = bitmap.Rotate90();
Assert.AreEqual(FloatBitmap.White, rotatedBitmap[1, 2]);
}
public void CountPixelsHelperQuartersTest()
{
FloatBitmap bitmap = new FloatBitmap(5, 5);
bitmap[1, 0] = FloatBitmap.Black;
bitmap[1, 1] = FloatBitmap.Black;
bitmap[3, 2] = FloatBitmap.Black;
int ct1 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.NW);
int cb1 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.SW);
int cl1 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.SE);
int cr1 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.NE);
Assert.AreEqual(2, ct1, "NW 1");
Assert.AreEqual(0, cb1, "SW 1");
Assert.AreEqual(1, cl1, "SE 1");
Assert.AreEqual(0, cr1, "NE 1");
bitmap = bitmap.Rotate90();
int ct2 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.NW);
int cb2 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.SW);
int cl2 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.SE);
int cr2 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.NE);
Assert.AreEqual(0, ct2, "NW 2");
Assert.AreEqual(2, cb2, "SW 2");
Assert.AreEqual(0, cl2, "SE 2");
Assert.AreEqual(1, cr2, "NE 2");
bitmap = bitmap.Rotate90();
int ct3 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.NW);
int cb3 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.SW);
int cl3 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.SE);
int cr3 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.NE);
Assert.AreEqual(0, ct3, "NW 3");
Assert.AreEqual(1, cb3, "SW 3");
Assert.AreEqual(2, cl3, "SE 3");
Assert.AreEqual(0, cr3, "NE 3");
bitmap = bitmap.Rotate90();
int ct4 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.NW);
int cb4 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.SW);
int cl4 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.SE);
int cr4 =
CountPixelsHelper.NumBlackPixelsInQuadrant(bitmap, Quadrant.NE);
Assert.AreEqual(0, ct4, "NW 4");
Assert.AreEqual(0, cb4, "SW 4");
Assert.AreEqual(1, cl4, "SE 4");
Assert.AreEqual(2, cr4, "NE 4");
}