/// <summary>
/// Renders the Filter Factory output to the destination surface.
/// </summary>
/// <param name="handle">The filter environment handle.</param>
/// <param name="rois">The array of rectangles to render.</param>
/// <param name="startIndex">The starting index in the rectangle array.</param>
/// <param name="length">The number of rectangles to render.</param>
/// <param name="dstSurface">The destination surface.</param>
public static unsafe void Render(SafeEnvironmentDataHandle handle, Rectangle[] rois, int startIndex, int length, Surface dstSurface)
{
if (length == 0)
{
return;
}
BitmapData bitmap = new BitmapData
{
width = dstSurface.Width,
height = dstSurface.Height,
stride = dstSurface.Stride,
pixelSize = ColorBgra.SizeOf,
scan0 = dstSurface.Scan0.Pointer
};
fixed(Rectangle *rectanglePointer = &rois[startIndex])
{
if (IntPtr.Size == 8)
{
ffeval64.Render(handle, rectanglePointer, length, ref bitmap);
}
else
{
ffeval86.Render(handle, rectanglePointer, length, ref bitmap);
}
}
}
protected override void OnDispose(bool disposing)
{
if (disposing)
{
if (enviromentDataHandle != null)
{
enviromentDataHandle.Dispose();
enviromentDataHandle = null;
}
}
base.OnDispose(disposing);
}
protected override void OnSetRenderInfo(EffectConfigToken parameters, RenderArgs dstArgs, RenderArgs srcArgs)
{
PdnFFConfigToken token = (PdnFFConfigToken)parameters;
if (enviromentDataHandle != null)
{
enviromentDataHandle.Dispose();
enviromentDataHandle = null;
}
filterparsed = false;
if (token.Data != null && !string.IsNullOrEmpty(token.Data.Author))
{
enviromentDataHandle = ffparse.CreateEnvironmentData(srcArgs.Surface, token.Data);
filterparsed = !enviromentDataHandle.IsInvalid;
}
base.OnSetRenderInfo(parameters, dstArgs, srcArgs);
}
public static extern unsafe void Render(SafeEnvironmentDataHandle handle, Rectangle *rois, int length, [In] ref BitmapData data);
