/// <summary>
/// Constructor.
/// </summary>
/// <param name="scene">Scene to attach entity.</param>
public Firefly(Scene scene)
: base(scene)
{
// Create sphere
sphere = new GeometricPrimitiveComponent(scene.Core);
sphere.MakeSphere(0.03125f, 4);
Components.Add(sphere);
// Create light
light = new LightComponent(scene.Core, Vector3.Zero, 1.5f, color, 0.5f);
Components.Add(light);
// Start random generator
rnd = new Random((int)scene.Core.Stopwatch.ElapsedTicks);
// Random start alive or resting
if (1 == ((int)(rnd.NextDouble() * 10) & 1))
{
alive = true;
}
else
{
alive = false;
restCounterStart = scene.Core.Stopwatch.ElapsedMilliseconds;
timeToRest = (long)(maxTimeToRest * rnd.NextDouble());
}
// Start firefly
StartFirefly();
}
/// <summary>
/// Fires a coloured sphere from player's position into world.
/// </summary>
public void FireSphere()
{
float radius = 0.70f;
// Get next colour for ball
Vector4 sphereColor = colors[colorIndex++];
Color lightColor = new Color(sphereColor.X, sphereColor.Y, sphereColor.Z);
if (colorIndex >= colors.Length)
{
colorIndex = 0;
}
// Get camera facing
Vector3 cameraFacing = core.ActiveScene.Camera.TransformedReference;
// Get start position
Vector3 position = core.ActiveScene.Camera.Position;
position += cameraFacing * radius;
// Create sphere entity
DynamicEntity sphereEntity = new DynamicEntity(core.ActiveScene);
sphereEntity.Matrix = Matrix.CreateTranslation(position);
// Attach sphere geometry
GeometricPrimitiveComponent sphereGeometry = new GeometricPrimitiveComponent(core);
sphereGeometry.MakeSphere(radius, 16);
sphereGeometry.Color = sphereColor;
sphereEntity.Components.Add(sphereGeometry);
// Attach sphere physics
PhysicsColliderComponent spherePhysics = new PhysicsColliderComponent(core, core.ActiveScene, sphereEntity.Matrix, radius, 1f);
spherePhysics.PhysicsEntity.LinearVelocity = cameraFacing * 15f;
spherePhysics.PhysicsEntity.Material.Bounciness = 0.2f;
sphereEntity.Components.Add(spherePhysics);
// Attach sphere light
LightComponent sphereLight = new LightComponent(core, Vector3.Zero, radius * 2.5f, lightColor, 2.0f);
sphereEntity.Components.Add(sphereLight);
// Set entity to expire after 5 minutes
sphereEntity.Components.Add(new ReaperComponent(core, sphereEntity, 300000));
soundIndex = 16;
LoadSound();
PlaySound();
}
/// <summary>
/// Loads a simple physics test scene.
/// </summary>
private void LoadPhysicsScene()
{
// Set camera position
core.ActiveScene.Camera.Position = new Vector3(-100, -300, 800);
// Create cube entity
DynamicEntity cubeEntity = new DynamicEntity(core.ActiveScene);
cubeEntity.Matrix = Matrix.CreateTranslation(-555, -1024, 0);
// Create torus entity
DynamicEntity torusEntity = new DynamicEntity(core.ActiveScene);
// Create sphere entity
DynamicEntity sphereEntity = new DynamicEntity(core.ActiveScene);
sphereEntity.Matrix = Matrix.CreateTranslation(-555, 0, 0);
// Attach cube geometry
GeometricPrimitiveComponent cubeGeometry = new GeometricPrimitiveComponent(core);
cubeGeometry.MakeCube(1024f);
cubeGeometry.Color = Vector4.One;
cubeEntity.Components.Add(cubeGeometry);
// Attach cube physics and a directional light
PhysicsColliderComponent cubePhysics = new PhysicsColliderComponent(core, core.ActiveScene, cubeEntity.Matrix, 1024f, 1024f, 1024f);
LightComponent cubeLight = new LightComponent(core, Vector3.Right, Color.White, 0.5f);
cubeEntity.Components.Add(cubePhysics);
cubeEntity.Components.Add(cubeLight);
// Attach torus geometry
GeometricPrimitiveComponent torusGeometry = new GeometricPrimitiveComponent(core);
torusGeometry.MakeTorus(64f, 64f, 16);
torusGeometry.Color = new Vector4(Color.Red.ToVector3(), 1);
torusEntity.Components.Add(torusGeometry);
// Attach torus physics and a point light
PhysicsColliderComponent torusPhysics = new PhysicsColliderComponent(core, core.ActiveScene, torusEntity.Matrix, 128f, 64f, 128f, 1f);
LightComponent torusLight = new LightComponent(core, Vector3.Zero, 512f, Color.Red, 1f);
torusEntity.Components.Add(torusPhysics);
torusEntity.Components.Add(torusLight);
// Attach sphere geometry
GeometricPrimitiveComponent sphereGeometry = new GeometricPrimitiveComponent(core);
sphereGeometry.MakeSphere(64f, 16);
sphereGeometry.Color = new Vector4(Color.Red.ToVector3(), 1);
sphereEntity.Components.Add(sphereGeometry);
// Attach sphere physics
PhysicsColliderComponent spherePhysics = new PhysicsColliderComponent(core, core.ActiveScene, sphereEntity.Matrix, 64f, 1f);
spherePhysics.PhysicsEntity.Material.Bounciness = 0.0f;
sphereEntity.Components.Add(spherePhysics);
// Share torus light with sphere
sphereEntity.Components.Add(torusLight);
}
