#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>
return reflection->GetInt32(msg, bank_descriptor) == bank;
}
-// Find what MIDI note the given light (as given by field_number) is mapped to, and enable it.
template <class Proto>
-void activate_mapped_light(const Proto &msg, int field_number, std::map<MIDIDevice::LightKey, uint8_t> *active_lights)
+inline MIDILightProto get_light_mapping_helper(const Proto &msg, int field_number)
{
using namespace google::protobuf;
const FieldDescriptor *descriptor = msg.GetDescriptor()->FindFieldByNumber(field_number);
const Reflection *reflection = msg.GetReflection();
if (!reflection->HasField(msg, descriptor)) {
+ return MIDILightProto();
+ }
+ return static_cast<const MIDILightProto &>(reflection->GetMessage(msg, descriptor));
+}
+
+// Find what MIDI note the given light (as given by field_number) is mapped to, and enable it.
+template <class Proto>
+void activate_mapped_light(const Proto &msg, int field_number, std::map<MIDIDevice::LightKey, uint8_t> *active_lights)
+{
+ MIDILightProto light_proto = get_light_mapping_helper(msg, field_number);
+ if (!light_proto.has_note_number()) {
return;
}
- const MIDILightProto &light_proto =
- static_cast<const MIDILightProto &>(reflection->GetMessage(msg, descriptor));
active_lights->emplace(MIDIDevice::LightKey{MIDIDevice::LightKey::NOTE, unsigned(light_proto.note_number())},
light_proto.velocity());
}