private byte PlayWalkingSound(byte cubeId, DynamicEntitySoundTrack entityTrack)
{
List <SoundMetaData> sounds;
byte soundIndex = 0;
// play a water sound
if (_stepsSounds.TryGetValue(cubeId, out sounds))
{
// choose another sound to avoid playing the same sound one after another
while (sounds.Count > 1 && entityTrack.LastSound == soundIndex)
{
soundIndex = (byte)_rnd.Next(0, sounds.Count);
}
if (entityTrack.isLocalSound)
{
_soundEngine.StartPlay2D(sounds[soundIndex].Alias, SourceCategory.FX);
}
else
{
_soundEngine.StartPlay3D(sounds[soundIndex].Alias, new Vector3((float)entityTrack.Entity.Position.X, (float)entityTrack.Entity.Position.Y, (float)entityTrack.Entity.Position.Z), SourceCategory.FX);
}
}
return(soundIndex);
}
private void WalkingSoundProcessing()
{
// foreach dynamic entity
for (int i = 0; i < _stepsTracker.Count; i++)
{
DynamicEntitySoundTrack entityTrack = _stepsTracker[i];
IDynamicEntity entity = entityTrack.Entity;
// first let's detect if the entity is in air
Vector3D underTheFeets = entity.Position;
underTheFeets.Y -= 0.01f;
var result = _singleArray.GetCube(underTheFeets);
if (result.IsValid == false)
{
return;
}
BlockProfile cubeUnderFeet = _visualWorldParameters.WorldParameters.Configuration.BlockProfiles[result.Cube.Id];
// no need to play step if the entity is in air or not in walking displacement mode
if (cubeUnderFeet.Id == WorldConfiguration.CubeId.Air ||
_stepsTracker[i].Entity.DisplacementMode != Shared.Entities.EntityDisplacementModes.Walking)
{
var item = new DynamicEntitySoundTrack {
Entity = _stepsTracker[i].Entity, Position = entity.Position, isLocalSound = _stepsTracker[i].isLocalSound
}; //Save the position of the entity
_stepsTracker[i] = item;
continue;
}
// possible that entity just landed after the jump, so we need to check if the entity was in the air last time to play the landing sound
Vector3D prevUnderTheFeets = entityTrack.Position; //Containing the previous DynamicEntity Position
prevUnderTheFeets.Y -= 0.01f;
//Compute the distance between the previous and current position, set to
double distance = Vector3D.Distance(entityTrack.Position, entity.Position);
// do we need to play the step sound?
//Trigger only if the difference between previous memorize position and current is > 1.5 meters
//Or if the previous position was in the air
if (distance >= 1.5f || _singleArray.CheckCube(prevUnderTheFeets, WorldConfiguration.CubeId.Air))
{
byte soundIndex = 0;
var cubeResult = _singleArray.GetCube(entity.Position);
if (cubeResult.IsValid) //Valid cube retrieved
{
BlockProfile currentCube = _visualWorldParameters.WorldParameters.Configuration.BlockProfiles[cubeResult.Cube.Id];
//If walking on the ground, but with Feets and legs inside water block
if (currentCube.CubeFamilly == Shared.Enums.enuCubeFamilly.Liquid && cubeUnderFeet.IsSolidToEntity)
{
//If my Head is not inside a Water block (Meaning = I've only the feet inside water)
if (_singleArray.CheckCube(entity.Position + new Vector3D(0, entity.DefaultSize.Y, 0), WorldConfiguration.CubeId.Air))
{
soundIndex = PlayWalkingSound(currentCube.Id, entityTrack);
}
}
else
{
//Play a foot step sound only if the block under feet is solid to entity. (No water, no air, ...)
if (_visualWorldParameters.WorldParameters.Configuration.BlockProfiles[cubeUnderFeet.Id].IsSolidToEntity)
{
soundIndex = PlayWalkingSound(cubeUnderFeet.Id, entityTrack);
}
}
}
//Save the Entity last position.
var item = new DynamicEntitySoundTrack {
Entity = _stepsTracker[i].Entity, Position = entity.Position, LastSound = soundIndex, isLocalSound = _stepsTracker[i].isLocalSound
};
_stepsTracker[i] = item;
}
}
}
