syntax = "proto2";

package blitzkit;

message ModelDefinitions {
  map<uint32, ModelDefinition> models = 1;
}

message ModelDefinition {
  required Armor armor = 1;
  required Vector3 turret_origin = 2;
  optional InitialTurretRotation initial_turret_rotation = 3;
  map<uint32, TurretModelDefinition> turrets = 4;
  map<uint32, TrackModelDefinition> tracks = 5;
  required BoundingBox bounding_box = 6;
}

message Armor {
  map<uint32, float> thickness = 1;
  repeated uint32 spaced = 2;
}

message Vector3 {
  required float x = 1;
  required float y = 2;
  required float z = 3;
}

message InitialTurretRotation {
  required float yaw = 1;
  required float pitch = 2;
  required float roll = 3;
}

message TurretModelDefinition {
  required BoundingBox bounding_box = 1;
  required Armor armor = 2;
  required uint32 model_id = 3;
  required Vector3 gun_origin = 4;
  map<uint32, GunModelDefinition> guns = 5;
  optional YawLimits yaw = 6;
}

message YawLimits {
  required float min = 1;
  required float max = 2;
}

message BoundingBox {
  required Vector3 min = 1;
  required Vector3 max = 2;
}

message TrackModelDefinition {
  required float thickness = 1;
  required Vector3 origin = 2;
}

message GunModelDefinition {
  required Armor armor = 1;
  required float thickness = 2;
  required uint32 model_id = 3;
  required PitchLimits pitch = 4;
  optional float mask = 5;
}

message PitchLimits {
  required float min = 1;
  required float max = 2;
  optional PitchLimitsExtrema front = 3;
  optional PitchLimitsExtrema back = 4;
  optional float transition = 5;
}

message PitchLimitsExtrema {
  required float min = 1;
  required float max = 2;
  required float range = 3;
}