/// <summary>
/// Sets the mirror flags.
/// </summary>
/// <param name="mirrorX">The horizontal mirror.</param>
/// <param name="mirrorY">The vertical mirror.</param>
/// <returns>Self.</returns>
public ImageSource WithMirror(bool mirrorX, bool mirrorY)
{
var o = _ImageFlags.None;
if (mirrorX)
{
o |= _ImageFlags.FlipHorizontal;
}
if (mirrorY)
{
o |= _ImageFlags.FlipVertical;
}
if (_OrientationMask == o)
{
return(this);
}
_OrientationMask = o;
_Transforms = null;
return(this);
}
public void TransformVertices(Span <XY> vertices, System.Numerics.Matrix3x2 xform, _ImageFlags o)
{
xform = _Transforms[(int)o] * xform;
var r0 = new XY(xform.M11, xform.M12);
var r1 = new XY(xform.M21, xform.M22);
vertices[0] = xform.Translation;
vertices[1] = xform.Translation + r0;
vertices[2] = xform.Translation + r0 + r1;
vertices[3] = xform.Translation + r1;
}
public void TransformVertices(Span <Vertex2> vertices, System.Numerics.Matrix3x2 xform, _ImageFlags o, uint color)
{
xform = _Transforms[(int)o] * xform;
var r0 = new XY(xform.M11, xform.M12);
var r1 = new XY(xform.M21, xform.M22);
vertices[0].Position = xform.Translation;
vertices[0].Color = color;
vertices[0].TextureCoord = _UV0;
vertices[1].Position = xform.Translation + r0;
vertices[1].Color = color;
vertices[1].TextureCoord = _UV1;
vertices[2].Position = xform.Translation + r0 + r1;
vertices[2].Color = color;
vertices[2].TextureCoord = _UV2;
vertices[3].Position = xform.Translation + r1;
vertices[3].Color = color;
vertices[3].TextureCoord = _UV3;
}
public System.Numerics.Matrix3x2 GetImageMatrix(_ImageFlags orientation)
{
return(_Transforms[(int)orientation]);
}
