public static Color Encode(ColorFormat ColorFormat, uint Value)
{
return Color.FromArgb(
(int)(BitUtils.ExtractScaled(Value, ColorFormat.Alpha.Offset, ColorFormat.Alpha.Size, 255)),
(int)(BitUtils.ExtractScaled(Value, ColorFormat.Red.Offset, ColorFormat.Red.Size, 255)),
(int)(BitUtils.ExtractScaled(Value, ColorFormat.Green.Offset, ColorFormat.Green.Size, 255)),
(int)(BitUtils.ExtractScaled(Value, ColorFormat.Blue.Offset, ColorFormat.Blue.Size, 255))
);
}
public PspBitmap(GuPixelFormats PixelFormat, int Width, int Height, byte* Address)
{
this.GuPixelFormat = PixelFormat;
this.Width = Width;
this.Height = Height;
this.Address = Address;
this.BitsPerPixel = PixelFormatDecoder.GetPixelsBits(PixelFormat);
this.ColorFormat = PixelFormatDecoder.ColorFormatFromPixelFormat(PixelFormat);
}
public PspBitmap(GuPixelFormats PixelFormat, int Width, int Height, byte* Address, int BytesPerLine = -1)
{
this.GuPixelFormat = PixelFormat;
this.Width = Width;
this.Height = Height;
this.Address = Address;
this.BitsPerPixel = PixelFormatDecoder.GetPixelsBits(PixelFormat);
this.ColorFormat = PixelFormatDecoder.ColorFormatFromPixelFormat(PixelFormat);
if (BytesPerLine < 0)
{
this.BytesPerLine = PixelFormatDecoder.GetPixelsSize(GuPixelFormat, Width);
}
else
{
this.BytesPerLine = BytesPerLine;
}
}
private void Read_Color_Component(String ComponentName, ColorFormat.Component ComponentInfo)
{
_SaveFloatField(ComponentName, () =>
{
SafeILGenerator.LoadLocal(LocalColor);
SafeILGenerator.Push((int)ComponentInfo.Offset);
SafeILGenerator.BinaryOperation(SafeBinaryOperator.ShiftRightUnsigned);
SafeILGenerator.Push((int)BitUtils.CreateMask(ComponentInfo.Size));
SafeILGenerator.BinaryOperation(SafeBinaryOperator.And);
SafeILGenerator.ConvertTo<float>();
SafeILGenerator.Push((float)ComponentInfo.Mask);
SafeILGenerator.BinaryOperation(SafeBinaryOperator.DivideSigned);
});
}
private void Read_Color(ColorFormat ColorFormat)
{
_LoadIntegerAsInteger(Size: ColorFormat.TotalBytes, Signed: false);
SafeILGenerator.StoreLocal(LocalColor);
Read_Color_Component("Color.R", ColorFormat.Red);
Read_Color_Component("Color.G", ColorFormat.Green);
Read_Color_Component("Color.B", ColorFormat.Blue);
Read_Color_Component("Color.A", ColorFormat.Alpha);
}
public static uint Encode(this Color Color, ColorFormat Format)
{
return Format.Encode(Color.R, Color.G, Color.B, Color.A);
}
