public override void DrawIndexedBitmap(IndexedBitmapBuffer src, int dstX, int dstY, int srcX, int srcY)
{
if (src == null)
{
throw new ArgumentNullException(nameof(src));
}
if (src is IndexedGPUBitmapBuffer b)
{
if (dstX < 0)
{
dstX = 0;
}
if (dstY < 0)
{
dstY = 0;
}
if (dstX >= Width)
{
dstX = Width - 1;
}
if (dstY >= Height)
{
dstY = Height - 1;
}
if (srcX < 0)
{
srcX = 0;
}
if (srcY < 0)
{
srcY = 0;
}
if (srcX >= b.Width)
{
srcX = b.Width - 1;
}
if (srcY >= b.Height)
{
srcY = b.Height - 1;
}
int w = Math.Min(Width - dstX, b.Width - srcX);
int h = Math.Min(Height - dstY, b.Height - srcY);
DrawIndexedBitmapBufferWithOffsetByteKernel.Execute(new Index2(w, h), Buffer, b.Buffer,
dstX, dstY, srcX, srcY);
Dirty();
RequireCopyTo = true;
}
else
{
throw new ArgumentNotIndexedGPUBitmapBufferException(nameof(src));
}
}
public abstract void DrawIndexedBitmap(IndexedBitmapBuffer src, int dstX, int dstY, int srcX, int srcY);
public virtual void DrawIndexedBitmap(IndexedBitmapBuffer src, int dstX, int dstY)
{
DrawIndexedBitmap(src, dstX, dstY, 0, 0);
}
public virtual void DrawIndexedBitmap(IndexedBitmapBuffer src)
{
DrawIndexedBitmap(src, 0, 0, 0, 0);
}
