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 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 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");
}
/// <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;
}
