Exemplos de bufferedDC em C++ (Cpp)

Exemplo n.º 1

Arquivo: wxraytracer.cpp Projeto: jennystone/RayTracer

void RenderCanvas::OnNewPixel( wxCommandEvent& event )
{
   //set up double buffered device context
   wxClientDC cdc(this);
   DoPrepareDC(cdc);
   wxBufferedDC bufferedDC(&cdc, *m_image);
   
   //iterate over all pixels in the event
   vector<RenderPixel*> *pixelsUpdate =
                        (vector<RenderPixel*> *)event.GetClientData();
   
   for(vector<RenderPixel*>::iterator itr = pixelsUpdate->begin();
                        itr != pixelsUpdate->end(); itr++)
   {
      RenderPixel* pixel = *itr;
      
      wxPen pen(wxColour(pixel->red, pixel->green, pixel->blue));
      bufferedDC.SetPen(pen);
      bufferedDC.DrawPoint(pixel->x, pixel->y);
     
      pixelsRendered++;
      delete pixel;
   }
   
   pixelsUpdate->clear();
   delete pixelsUpdate;
}

Exemplo n.º 2

Arquivo: wxraytracer.cpp Projeto: mistafunk/wxRTFGU

void RenderCanvas::OnNewPixel( wxCommandEvent& event ) {
    //set up double buffered device context
    wxClientDC cdc(this);
    DoPrepareDC(cdc);
    wxBufferedDC bufferedDC(&cdc, *m_image);

    //iterate over all pixels in the event
    RenderPixels *pixelsUpdate =
        (RenderPixels *)event.GetClientData();

    for (RenderPixels::iterator itr = pixelsUpdate->begin();
            itr != pixelsUpdate->end(); ++itr) {
        RenderPixel& pixel = *itr;

        wxPen pen(wxColour(pixel.red, pixel.green, pixel.blue));
        bufferedDC.SetPen(pen);
        bufferedDC.DrawPoint(pixel.x, pixel.y);

        pixelsRendered++;
    }

    delete pixelsUpdate;
}