Same complicated conditions with holds_alternative and macro

std_vs_macro.cpp

void std() {
  skip = std::holds_alternative<XferMode::Target>(lumaMatchMode) &&
         inColorspace == ColorspaceMode::RGB;
  skip = skip || (!std::holds_alternative<XferMode::Target>(self.colorMatchMode) &&
                  std::holds_alternative<XferMode::Reference>(self.lumaMatchMode));
  skip = skip || (std::holds_alternative<XferMode::Target>(self.contrastMatchMode) &&
                  std::holds_alternative<XferMode::Target>(self.lumaMatchMode) &&
                  !std::holds_alternative<XferMode::Reference>(self.colorMatchMode));
  skip = skip || (std::holds_alternative<XferMode::Target>(self.colorMatchMode) &&
                  std::holds_alternative<XferMode::Reference>(self.lumaMatchMode));
}

void macro() {
  skip = lumaMatchMode IS_(XferMode::Target) && inColorspace == ColorspaceMode::RGB;
  skip = skip || self.colorMatchMode IS_NOT(XferMode::Target) &&
                     self.lumaMatchMode IS_(XferMode::Reference);
  skip = skip || (self.contrastMatchMode IS_(XferMode::Target) &&
                  self.lumaMatchMode IS_(XferMode::Target) &&
                  self.colorMatchMode IS_NOT_(XferMode::Reference));
  skip = skip || (self.colorMatchMode IS_(XferMode::Target) &&
                  self.lumaMatchMode IS_(XferMode::Reference));
}