/// <summary>
/// Add a new particle system
/// </summary>
public void Add(ParticleSystem ps)
{
// add to list of active particle systems
systems.AddLast(ps);
// set particles to vertex array
int count = ps.AddToVertArray(vertices, vertexCount,
GameOptions.MaxParticles - vertexCount);
// if any particles created
if (count > 0)
{
// set new particles to vertex buffer
vertexBuffer.SetData<VertexPositionNormalTexture>(vertices);
// add the number particles created
// (one vertex per particle as we are using point sprites)
#endregion
vertexCount += count;
}
}
/// <summary>
/// Create a new particle system and add it to the particle system manager
/// </summary>
public ParticleSystem AddParticleSystem(
ParticleSystemType type,
Matrix transform)
{
ParticleSystem ps = null;
switch (type)
{
case ParticleSystemType.ShipExplode:
ps = new ParticleSystem(
ParticleSystemType.ShipExplode,
200, // num particles
0.0f, // emission angle (0 for omni)
0.8f, 0.8f, // particle and total time
20.0f, 50.0f, // min and max size
600.0f, 1000.0f, // min and max vel
new Vector4(1.0f, 1.0f, 1.0f, 1.6f), // start color
new Vector4(1.0f, 1.0f, 1.0f, 0.0f), // end color
particleTextures[(int)type], // texture
DrawMode.Additive, // draw mode
transform); // transform
break;
case ParticleSystemType.ShipTrail:
ps = new ParticleSystem(
ParticleSystemType.ShipTrail,
100, // num particles
5.0f, // emission angle (0 for omni)
0.5f, 2.0f, // particle time and total time
50.0f, 100.0f, // min and max size
1000.0f, 1500.0f, // min and max vel
new Vector4(0.5f, 0.2f, 0.0f, 1.0f), // start color
new Vector4(1.0f, 0.0f, 0.0f, 0.0f), // end color
particleTextures[(int)type], // texture
DrawMode.AdditiveAndGlow, // draw mode
transform); // transform
break;
case ParticleSystemType.MissileExplode:
ps = new ParticleSystem(
ParticleSystemType.MissileExplode,
200, // num particles
0.0f, // emission angle (0 for omni)
0.5f, 0.5f, // particle and total time
20.0f, 60.0f, // min and max size
800.0f, 1200.0f, // min and max vel
new Vector4(1.0f, 1.0f, 1.0f, 1.5f), // start color
new Vector4(1.0f, 1.0f, 1.0f, -0.5f), // end color
particleTextures[(int)type], // texture
DrawMode.AdditiveAndGlow, // draw mode
transform); // transform
break;
case ParticleSystemType.MissileTrail:
ps = new ParticleSystem(
ParticleSystemType.MissileTrail,
100, // num particles
10.0f, // emission angle (0 for omni)
0.5f, 1.0f, // particle time and total time
15.0f, 30.0f, // min and max size
1000.0f, 1500.0f, // min and max vel
new Vector4(0.5f, 0.2f, 0.0f, 1.0f), // start color
new Vector4(1.0f, 0.0f, 0.0f, 0.0f), // end color
particleTextures[(int)type], // texture
DrawMode.AdditiveAndGlow, // draw mode
transform); // transform
break;
case ParticleSystemType.BlasterExplode:
ps = new ParticleSystem(
ParticleSystemType.BlasterExplode,
40, // num particles
2, // emission angle (0 for omni)
0.25f, 0.25f, // particle time and total time
30.0f, 40.0f, // min and max size
200.0f, 800.0f, // min and max vel
new Vector4(1.0f, 1.0f, 1.0f, 1.5f), // start color
new Vector4(1.0f, 1.0f, 1.0f, -0.2f), // end color
particleTextures[(int)type], // texture
DrawMode.AdditiveAndGlow, // draw mode
transform); // transform
break;
}
if (ps != null)
particle.Add(ps);
return ps;
}
/// <summary>
/// Set projectile trail parameters
/// </summary>
public void SetTrail(ParticleSystem trail, Matrix transform)
{
system = trail;
systemTransform = transform;
}
// collision box radius
/// <summary>
/// Create a new player ship
/// </summary>
public PlayerShip(
GameManager game, // game manager
int player, // player id
Model model, // model for player ship
EntityList entities, // entity list for ship model
float radius)
{
if (game == null)
{
throw new ArgumentNullException("game");
}
if (entities == null)
{
throw new ArgumentNullException("entities");
}
// save parameters
gameManager = game;
shipModel = model;
shipEntities = entities;
playerIndex = player;
// create movement controller
movement = new PlayerMovement();
movement.maxVelocity = GameOptions.MovementVelocity;
// enable collision sound
collisionSound = true;
// create engine particle system with infinite life time
particleBoost = gameManager.AddParticleSystem(
ParticleSystemType.ShipTrail,
transform);
particleBoost.SetTotalTime(1e10f);
boostTransform = shipEntities.GetTransform("engine");
// create the ship collision box
box = new CollisionBox(-radius, radius);
// random bobbing offset
random = new Random(player);
bobbingTime = (float)random.NextDouble();
// setup 3rd person camera parameters
camera3rdPerson = false;
chaseCamera = new ChaseCamera();
chaseCamera.DesiredPositionOffset = GameOptions.CameraOffset;
chaseCamera.LookAtOffset = GameOptions.CameraTargetOffset;
chaseCamera.Stiffness = GameOptions.CameraStiffness;
chaseCamera.Damping = GameOptions.CameraDamping;
chaseCamera.Mass = GameOptions.CameraMass;
}