private static Color[] ScalePSMCT32PixelsToFullAlphaRange(Color[] colors)
{
int colorCount = colors.Length;
Color[] scaledColors = new Color[colorCount];
for (int c = 0; c < colorCount; c++)
{
scaledColors[c] = Color.FromArgb(
PS2PixelFormatHelper.ScaleHalfRangeAlphaToFullRange(colors[c].A),
colors[c].R,
colors[c].G,
colors[c].B);
}
return(scaledColors);
}
public Color[] GetPixels()
{
if (IsIndexed && mRasterStructNode.DataStructNode.Pixels == null)
{
mRasterStructNode.DataStructNode.Pixels = new Color[Width * Height];
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
var color = Palette[PixelIndices[x + y * Width]];
mRasterStructNode.DataStructNode.Pixels[x + y * Width] =
Color.FromArgb(PS2PixelFormatHelper.ScaleHalfRangeAlphaToFullRange(color.A), color.R, color.G, color.B);
}
}
}
return(mRasterStructNode.DataStructNode.Pixels);
}
/// <summary>
/// <para>Construct a bitmap from the data in this instance.</para>
/// <para>Subsequent calls to this method will return the same bitmap instance without constructing a new one.</para>
/// </summary>
public Bitmap GetBitmap()
{
if (mBitmap != null)
{
return(mBitmap);
}
if (IsIndexed)
{
mBitmap =
BitmapHelper.Create(Palette.Select(x => Color.FromArgb(PS2PixelFormatHelper.ScaleHalfRangeAlphaToFullRange(x.A), x.R, x.G, x.B)).ToArray(),
PixelIndices, Width, Height);
}
else
{
mBitmap =
BitmapHelper.Create(Pixels.Select(x => Color.FromArgb(PS2PixelFormatHelper.ScaleHalfRangeAlphaToFullRange(x.A), x.R, x.G, x.B)).ToArray(),
Width, Height);
}
return(mBitmap);
}
