Method DrawPoints

IO/ExportPDF/vtkPDFContextDevice2D.cxx:761–791

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
void vtkPDFContextDevice2D::DrawPoints(float* points, int n, unsigned char* colors, int nc_comps)
{
  assert(nc_comps == 0 || colors != nullptr);
  assert(n > 0);
  assert(points != nullptr);

  if (!colors && this->Pen->GetColorObject().GetAlpha() == 0)
  {
    return;
  }

  this->PushGraphicsState();
  this->ApplyPenStateAsFill();

  const vtkVector2f width = this->GetUnscaledPenWidth();
  const vtkVector2f halfWidth = width * 0.5f;

  for (int i = 0; i < n; ++i)
  {
    if (nc_comps > 0)
    {
      this->ApplyFillColor(colors + i * nc_comps, nc_comps);
    }
    float originX = points[i * 2] - halfWidth[0];
    float originY = points[i * 2 + 1] - halfWidth[1];
    HPDF_Page_Rectangle(this->Impl->Page, originX, originY, width[0], width[1]);
    this->Fill();
  }

  this->PopGraphicsState();
}

//------------------------------------------------------------------------------
void vtkPDFContextDevice2D::DrawPointSprites(