#include <google/protobuf/descriptor.h>
template <class Proto>
-inline bool match_controller_helper(const Proto &msg, int field_number, int controller)
+inline int get_controller_mapping_helper(const Proto &msg, int field_number, int default_value)
{
using namespace google::protobuf;
const FieldDescriptor *descriptor = msg.GetDescriptor()->FindFieldByNumber(field_number);
const Reflection *reflection = msg.GetReflection();
if (!reflection->HasField(msg, descriptor)) {
- return false;
+ return default_value;
}
const MIDIControllerProto &controller_proto =
static_cast<const MIDIControllerProto &>(reflection->GetMessage(msg, descriptor));
- return (controller_proto.controller_number() == controller);
+ return controller_proto.controller_number();
}
template <class Proto>
-inline bool match_button_helper(const Proto &msg, int field_number, int note)
+inline bool match_controller_helper(const Proto &msg, int field_number, int controller)
+{
+ return (get_controller_mapping_helper(msg, field_number, -1) == controller);
+}
+
+template <class Proto>
+inline int get_button_mapping_helper(const Proto &msg, int field_number, int default_value)
{
using namespace google::protobuf;
const FieldDescriptor *descriptor = msg.GetDescriptor()->FindFieldByNumber(field_number);
const Reflection *reflection = msg.GetReflection();
if (!reflection->HasField(msg, descriptor)) {
- return false;
+ return default_value;
}
const MIDIButtonProto &button_proto =
static_cast<const MIDIButtonProto &>(reflection->GetMessage(msg, descriptor));
- return (button_proto.note_number() == note);
+ return button_proto.note_number();
+}
+
+template <class Proto>
+inline bool match_button_helper(const Proto &msg, int field_number, int note)
+{
+ return (get_button_mapping_helper(msg, field_number, -1) == note);
}
template <class Proto>