//------------------------------------------------------------------------
void LineToInt(int x, int y)
{
m_VectorClipper.LineTo(m_outline,
m_VectorClipper.Downscale(x),
m_VectorClipper.Downscale(y));
m_status = ScanlineStatus.LineTo;
}
public void ClosePolygon()
{
if (m_status == ScanlineStatus.LineTo)
{
m_VectorClipper.LineTo(m_outline, m_start_x, m_start_y);
m_status = ScanlineStatus.Closed;
}
}
//------------------------------------------------------------------------
public void LineToDbl(T x, T y)
{
m_VectorClipper.LineTo(m_outline,
m_VectorClipper.Upscale(x),
m_VectorClipper.Upscale(y));
m_status = ScanlineStatus.LineTo;
//DebugFile.Print("x=" + x.ToString() + " y=" + y.ToString() + "\n");
}
//------------------------------------------------------------------------
void EdgeDbl(T x1, T y1, T x2, T y2)
{
if (m_outline.Sorted())
{
Reset();
}
m_VectorClipper.MoveTo(m_VectorClipper.Upscale(x1), m_VectorClipper.Upscale(y1));
m_VectorClipper.LineTo(m_outline,
m_VectorClipper.Upscale(x2),
m_VectorClipper.Upscale(y2));
m_status = ScanlineStatus.MoveTo;
}
//------------------------------------------------------------------------
void EdgeInt(int x1, int y1, int x2, int y2)
{
if (m_outline.Sorted())
{
Reset();
}
m_VectorClipper.MoveTo(m_VectorClipper.Downscale(x1), m_VectorClipper.Downscale(y1));
m_VectorClipper.LineTo(m_outline,
m_VectorClipper.Downscale(x2),
m_VectorClipper.Downscale(y2));
m_status = ScanlineStatus.MoveTo;
}
//------------------------------------------------------------------------
public void MoveToDbl(T x, T y)
{
if (m_outline.Sorted())
{
Reset();
}
if (m_auto_close)
{
ClosePolygon();
}
m_VectorClipper.MoveTo(m_start_x = m_VectorClipper.Upscale(x),
m_start_y = m_VectorClipper.Upscale(y));
m_status = ScanlineStatus.MoveTo;
}
/*
* //--------------------------------------------------------------------
* public uint apply_gamma(uint cover)
* {
* return (uint)m_gamma[cover];
* }
*/
//--------------------------------------------------------------------
void MoveToInt(int x, int y)
{
if (m_outline.Sorted())
{
Reset();
}
if (m_auto_close)
{
ClosePolygon();
}
m_VectorClipper.MoveTo(m_start_x = m_VectorClipper.Downscale(x),
m_start_y = m_VectorClipper.Downscale(y));
m_status = ScanlineStatus.MoveTo;
}
//--------------------------------------------------------------------
public RasterizerScanlineAA(IVectorClipper <T> rasterizer_sl_clip)
{
m_outline = new RasterizerCellsAA();
m_VectorClipper = rasterizer_sl_clip;
m_filling_rule = filling_rule_e.NonZero;
m_auto_close = true;
m_start_x = 0;
m_start_y = 0;
m_status = ScanlineStatus.Initial;
int i;
for (i = 0; i < (int)AAScale.Scale; i++)
{
m_gamma[i] = i;
}
}
/*
* //--------------------------------------------------------------------
* public rasterizer_scanline_aa(IClipper rasterizer_sl_clip, IGammaFunction gamma_function)
* {
* m_outline = new rasterizer_cells_aa();
* m_clipper = rasterizer_sl_clip;
* m_filling_rule = filling_rule_e.fill_non_zero;
* m_auto_close = true;
* m_start_x = 0;
* m_start_y = 0;
* m_status = status.status_initial;
*
* gamma(gamma_function);
* }*/
//--------------------------------------------------------------------
public void Reset()
{
m_outline.Reset();
m_status = ScanlineStatus.Initial;
}