}//DrawPixelChanges
/// <summary>
/// Sets the reducedColumns structure, reduced the change value in each pixel
/// to a range in between 0 and 255
/// </summary>
private void SetReducedColumns()
{
if (Columns == null)
{
throw new Exception("Matrix has no columns");
}
ReducedColumns = new List <PixelColumn>();
double min = MinChanged;
double max = MaxChanged;
double highest = -MinChanged > MaxChanged ? -MinChanged : MaxChanged; //everything goes to positive as interested in distance from 0
double divisor = 255;
double changesPerColor = highest / divisor;
for (int i = 0; i < Columns.Count; i++)
{
PixelColumn col = new PixelColumn();
col.Cells = new List <PixelCell>();
for (int n = 0; n < Columns[i].Cells.Count; n++)
{
PixelCell cell = new PixelCell();
double change = Columns[i].Cells[n].change < 0 ? -Columns[i].Cells[n].change : Columns[i].Cells[n].change;
cell.colour = 255 - Convert.ToInt16(change / changesPerColor);
col.Cells.Add(cell);
}//height
ReducedColumns.Add(col);
} //width
} //SetReducedColumns
}//DrawPixelChanges
/// <summary>
/// Sets the reducedColumns structure, reduced the change value in each pixel
/// to a range in between 0 and 255
/// </summary>
private void SetReducedColumns()
{
if (Columns == null) { throw new Exception("Matrix has no columns"); }
ReducedColumns = new List<PixelColumn>();
double min = MinChanged;
double max = MaxChanged;
double highest = -MinChanged > MaxChanged ? -MinChanged : MaxChanged; //everything goes to positive as interested in distance from 0
double divisor = 255;
double changesPerColor = highest / divisor;
for (int i = 0; i < Columns.Count; i++)
{
PixelColumn col = new PixelColumn();
col.Cells = new List<PixelCell>();
for (int n = 0; n < Columns[i].Cells.Count ; n++)
{
PixelCell cell = new PixelCell();
double change = Columns[i].Cells[n].change < 0 ? -Columns[i].Cells[n].change : Columns[i].Cells[n].change;
cell.colour = 255 - Convert.ToInt16(change / changesPerColor);
col.Cells.Add(cell);
}//height
ReducedColumns.Add(col);
}//width
}//SetReducedColumns
/// <summary>
/// Does the actual population of the Pixel Matrix
/// </summary>
private void DoPopulate()
{
Columns = new List <PixelColumn>();
Comparator = null;
if (LinkCompare)
{
Comparator = new List <PixelColumn>();
}
//set the search dimensions
if (SearchWidth <= 0)
{
SearchWidth = image2.bitmap.Width;
}
if (SearchHeight <= 0)
{
SearchHeight = image2.bitmap.Height;
}
//set thepixel scanning dimensions
if (WidthSearchOffset < 1)
{
WidthSearchOffset = 1;
}
if (HeightSearchOffset < 1)
{
HeightSearchOffset = 1;
}
if (GridSystemOn)
{
imageGrid = new ImageGrid(SearchWidth, SearchHeight);
}
//set some grid and comparator variables here, for scope reasons
GridColumn gridColumn = null;
Grid grid = null;
PixelCell comparatorCell = null;
PixelColumn comparatorColumn = null;
//look at every pixel in each image, and compare the colours
for (int i = 0; i < SearchWidth; i += WidthSearchOffset)
{
PixelColumn column = new PixelColumn();
if (LinkCompare)
{
comparatorColumn = new PixelColumn();
}
//set a new grid column, if required
if (GridSystemOn)
{
if (i == 0)
{
gridColumn = new GridColumn();
}
else if (i % imageGrid.GridWidth == 0)
{
imageGrid.Columns.Add(gridColumn); gridColumn = new GridColumn();
}
}
for (int n = 0; n < SearchHeight; n += HeightSearchOffset)
{
PixelCell cell = new PixelCell();
if (LinkCompare)
{
comparatorCell = new PixelCell();
}
//set a new grid, if required
if (GridSystemOn)
{
if (n > 0 && n % imageGrid.GridHeight == 0 && i % imageGrid.GridWidth == 0)
{
gridColumn.grids.Add(grid);
grid = new Grid();
}
else if (n == 0 && i % imageGrid.GridWidth == 0)
{
grid = new Grid();
}
}
//get the pixel colours. image 1 pixel one either comes from image1, or the comparison PixelMatrix, if it exists
Int64 image1Pixel = Comparision == null?image1.bitmap.GetPixel(i, n).Name.HexToLong() : Comparision[i].Cells[n].colour;
Int64 image2Pixel = image2.bitmap.GetPixel(i, n).Name.HexToLong();
//set the comparator
if (LinkCompare)
{
comparatorCell.colour = image2Pixel; comparatorColumn.Cells.Add(comparatorCell);
}
if (image1Pixel != image2Pixel)
{
cell.hasChanged = true;
cell.change = image1Pixel - image2Pixel;
if (GridSystemOn)
{
grid.change += cell.positiveChange;
}
}
else
{
cell.hasChanged = false;
}
column.Cells.Add(cell);
if (GridSystemOn && n + 1 == image1.bitmap.Height && i % imageGrid.GridWidth == 0)
{
gridColumn.grids.Add(grid);
}
}//height
Columns.Add(column);
if (LinkCompare)
{
Comparator.Add(comparatorColumn);
}
if (GridSystemOn && i + 1 == image1.bitmap.Width)
{
imageGrid.Columns.Add(gridColumn);
}
}//width
}
/// <summary>
/// Does the actual population of the Pixel Matrix
/// </summary>
private void DoPopulate()
{
Columns = new List<PixelColumn>();
Comparator = null;
if (LinkCompare) { Comparator = new List<PixelColumn>(); }
//set the search dimensions
if (SearchWidth <= 0 ) { SearchWidth = image2.bitmap.Width; }
if (SearchHeight <= 0 ) { SearchHeight = image2.bitmap.Height; }
//set thepixel scanning dimensions
if (WidthSearchOffset < 1) { WidthSearchOffset = 1; }
if (HeightSearchOffset < 1) { HeightSearchOffset = 1; }
if (GridSystemOn) { imageGrid = new ImageGrid(SearchWidth, SearchHeight); }
//set some grid and comparator variables here, for scope reasons
GridColumn gridColumn = null;
Grid grid = null;
PixelCell comparatorCell = null;
PixelColumn comparatorColumn = null;
//look at every pixel in each image, and compare the colours
for (int i = 0; i < SearchWidth; i += WidthSearchOffset)
{
PixelColumn column = new PixelColumn();
if (LinkCompare) { comparatorColumn = new PixelColumn(); }
//set a new grid column, if required
if (GridSystemOn)
{
if (i == 0) { gridColumn = new GridColumn(); }
else if (i % imageGrid.GridWidth == 0) { imageGrid.Columns.Add(gridColumn); gridColumn = new GridColumn(); }
}
for (int n = 0; n < SearchHeight; n += HeightSearchOffset)
{
PixelCell cell = new PixelCell();
if (LinkCompare) { comparatorCell = new PixelCell(); }
//set a new grid, if required
if (GridSystemOn)
{
if (n > 0 && n % imageGrid.GridHeight == 0 && i % imageGrid.GridWidth == 0)
{
gridColumn.grids.Add(grid);
grid = new Grid();
}
else if (n == 0 && i % imageGrid.GridWidth == 0)
{
grid = new Grid();
}
}
//get the pixel colours. image 1 pixel one either comes from image1, or the comparison PixelMatrix, if it exists
Int64 image1Pixel = Comparision == null ? image1.bitmap.GetPixel(i, n).Name.HexToLong() : Comparision[i].Cells[n].colour;
Int64 image2Pixel = image2.bitmap.GetPixel(i, n).Name.HexToLong();
//set the comparator
if (LinkCompare) { comparatorCell.colour = image2Pixel; comparatorColumn.Cells.Add(comparatorCell); }
if (image1Pixel != image2Pixel)
{
cell.hasChanged = true;
cell.change = image1Pixel - image2Pixel;
if (GridSystemOn) { grid.change += cell.positiveChange; }
}
else
{
cell.hasChanged = false;
}
column.Cells.Add(cell);
if (GridSystemOn && n + 1 == image1.bitmap.Height && i % imageGrid.GridWidth == 0) { gridColumn.grids.Add(grid); }
}//height
Columns.Add(column);
if (LinkCompare) { Comparator.Add(comparatorColumn); }
if (GridSystemOn && i + 1 == image1.bitmap.Width) { imageGrid.Columns.Add(gridColumn); }
}//width
}
