public void Fill(uint color)
{
SetLayer();
TpsGraphWrapper.ClearScreen(color);
//TpsGraphWrapper.MemSet(RawDataPtr, 0, _sizeInBytes);
}
public unsafe void SetRawData(uint[] rawData)
{
if (rawData.Length != _width * _height)
throw new ArgumentException("rawData size mismatch; should be width*height");
fixed(uint *srcPtr = &rawData[0])
TpsGraphWrapper.CopyMemoryCrt(_dataPtr + SizeofSpriteHeader, (uint)srcPtr, _sizeInBytes);
}
private const uint TransparentColor = 0xFF000000; // need to use bgra format with alpha set to 255
#endregion
#region public constructors
public Sprite(uint width, uint height)
{
_width = width;
_height = height;
_sizeInBytes = _width * _height * 4;
_sizeInBytesForMmx = (_sizeInBytes / 8) * 8;
_dataPtr = TpsGraphWrapper.CreateSprite(width, height, 4);
}
public void SetPixel(uint x, uint y, uint color)
{
if (x >= Width || y >= Height)
{
return;
}
SetLayer();
TpsGraphWrapper.SetPixel(x, y, color);
}
public void CopyPixelsTo(uint targetPtr)
{
//TpsGraphWrapper.MemCopyMmx(_dataPtr + SizeofSpriteHeader, targetPtr, _sizeInBytesForMmx);
//TpsGraphWrapper.MemCopy(_dataPtr + SizeofSpriteHeader, targetPtr, _sizeInBytesForMmx);
TpsGraphWrapper.CopyMemoryCrt(targetPtr, _dataPtr + SizeofSpriteHeader, _sizeInBytes);
// http://stackoverflow.com/questions/14834108/speed-copy-bitmap-data-into-array-or-work-with-it-directly
// http://stackoverflow.com/questions/13511661/create-bitmap-from-double-two-dimentional-array
// http://stackoverflow.com/questions/8104461/pixelformat-format32bppargb-seems-to-have-wrong-byte-order
// http://code.google.com/p/renderterrain/source/browse/trunk/Utilities/FastBitmap.cs?r=18
// Yeah! http://msdn.microsoft.com/en-us/library/system.windows.interop.imaging.createbitmapsourcefrommemorysection.aspx
}
public void PutSprite(uint x, uint y, Sprite sprite, BlendMode?blendMode)
{
SetLayer();
if (blendMode == null)
{
TpsGraphWrapper.PutSprite(x, y, TransparentColor, sprite._dataPtr);
}
else
{
TpsGraphWrapper.PutSpriteBlend(x, y, sprite._dataPtr, (byte)blendMode);
}
}
private void Dispose(bool disposing)
{
if (disposing)
{
// free managed resources
}
// free native resources if there are any.
if (!_disposed)
{
_disposed = true;
if (_shouldFreeSprite)
{
TpsGraphWrapper.ReleaseSprite(_dataPtr);
}
}
}
public uint GetPixel(uint x, uint y)
{
SetLayer();
return(TpsGraphWrapper.GetPixel(x, y));
}
private void SetLayer()
{
TpsGraphWrapper.SetCurrentLayer(_dataPtr);
}
/// <summary>
/// Returns a <see cref="System.String" /> that represents this instance.
/// </summary>
/// <returns>
/// A <see cref="System.String" /> that represents this instance.
/// </returns>
public override string ToString()
{
return($"{Width}x{Height}, {_sizeInBytes + TpsGraphWrapper.GetSpriteHeaderSize()} bytes");
}
