void VisitPolygon(const AirspacePolygon &airspace) {
if (!PreparePolygon(airspace.GetPoints()))
return;
if (!warning_manager.IsAcked(airspace) && SetupInterior(airspace)) {
// fill interior without overpainting any previous outlines
GLEnable blend(GL_BLEND);
DrawPrepared();
}
// draw outline
if (SetupOutline(airspace))
DrawPrepared();
}
void VisitPolygon(const AirspacePolygon &airspace) {
if (!PreparePolygon(airspace.GetPoints()))
return;
const AirspaceClassRendererSettings &class_settings =
settings.classes[airspace.GetType()];
bool fill_airspace = warning_manager.HasWarning(airspace) ||
warning_manager.IsInside(airspace) ||
class_settings.fill_mode ==
AirspaceClassRendererSettings::FillMode::ALL;
if (!warning_manager.IsAcked(airspace) &&
class_settings.fill_mode !=
AirspaceClassRendererSettings::FillMode::NONE) {
GLEnable stencil(GL_STENCIL_TEST);
if (!fill_airspace) {
// set stencil for filling (bit 0)
SetFillStencil();
DrawPrepared();
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
}
// fill interior without overpainting any previous outlines
{
SetupInterior(airspace, !fill_airspace);
GLEnable blend(GL_BLEND);
DrawPrepared();
}
if (!fill_airspace) {
// clear fill stencil (bit 0)
ClearFillStencil();
DrawPrepared();
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
}
}
// draw outline
if (SetupOutline(airspace))
DrawPrepared();
}
void DrawPolygon(const SearchPointVector &points) {
if (PreparePolygon(points))
DrawPrepared();
}
