public static TranslateTransform Create(TransformableEntity entity, Vector2 goalPosition, float duration)
{
TranslateTransform transform = Pool.Acquire<TranslateTransform>();
transform._entity = entity;
transform._goalPosition = goalPosition;
transform.Duration = duration;
return transform;
}
public static RotateTransform Create(TransformableEntity entity, float goalRotation, float duration)
{
RotateTransform transform = Pool.Acquire<RotateTransform>();
transform._entity = entity;
transform._goalRotation = goalRotation;
transform.Duration = duration;
return transform;
}
public static BlinkTransform Create(TransformableEntity entity, float rate, float duration)
{
BlinkTransform transform = Pool.Acquire<BlinkTransform>();
transform._entity = entity;
transform._blinkRate = transform._nextBlink = MathExtensions.Clamp(rate, 0f, duration);
transform.Duration = duration;
return transform;
}
public static FadeTransform Create(TransformableEntity entity, float goalAlpha, float duration)
{
FadeTransform transform = Pool.Acquire<FadeTransform>();
transform._entity = entity;
transform._goalAlpha = MathExtensions.Clamp(goalAlpha, 0f, 1f);
transform.Duration = duration;
return transform;
}
protected override void Recycle(bool isReleasing)
{
_entity = null;
Duration = 0;
PercentFinished = 0;
InterpolationMethod = MathHelper.Lerp;
base.Recycle(isReleasing);
}
public static ScaleTransform Create(TransformableEntity entity, Vector2 goalScale, float duration)
{
ScaleTransform transform = Pool.Acquire<ScaleTransform>();
transform._entity = entity;
transform._goalScale = goalScale;
transform.Duration = duration;
return transform;
}
public static FlickerTransform Create(TransformableEntity entity, float min, float max, float duration)
{
FlickerTransform transform = Pool.Acquire<FlickerTransform>();
transform._entity = entity;
transform._minAlpha = MathExtensions.Clamp(min, 0f, max);
transform._maxAlpha = MathExtensions.Clamp(max, min, 1f);
transform.Duration = duration;
return transform;
}
public void Follow(TransformableEntity target)
{
if (target == null)
{
return;
}
Tracking = target;
Mode = CameraMode.TrackTarget;
}
public RacingExample() : base("RacingExample")
{
ClearColor = Color.Black;
G.World.Add(player1 = new PhysicsCar());
G.World.Add(player2 = new PhysicsCar());
G.World.Add(track = new RaceTrack());
player2.Position = player1.Position + new Vector2(100, 0);
G.World.Camera.Offset = G.ScreenCenter;
}
public static CollisionBody Create(TransformableEntity entity, CollisionShape shape)
{
CollisionBody collider = Pool.Acquire <CollisionBody>();
collider.Owner = entity;
collider.Shape = shape;
collider.OnCollision += collider.HandleOnCollision;
collider.BeforeCollision += collider.HandleBeforeCollision;
return(collider);
}
protected override void Recycle(bool isReleasing)
{
_elapsed = 0;
_repeat = 0;
_entity = null;
_onTransformFinished = null;
_onSequenceFinished = null;
if (isReleasing)
_transforms.Clear();
base.Recycle(isReleasing);
}
public static Sound3D Create(string name, Cue cue, TransformableEntity source, TransformableEntity dest, Action <string> onFinished)
{
Sound3D freshSound = Pool.Acquire <Sound3D>();
freshSound.Name = name;
freshSound._cue = cue;
freshSound._source = source;
freshSound._dest = dest;
freshSound.OnFinished = onFinished;
return(freshSound);
}
protected override void Recycle(bool isReleasing)
{
Name = String.Empty;
OnFinished = null;
_source = null;
_dest = null;
_audioEmitter = null;
_audioListener = null;
if (isReleasing)
{
_cue.Dispose();
}
base.Recycle(isReleasing);
}
public void PlayPositionalSound(string soundName, bool force, TransformableEntity source, Action <string> onFinished)
{
if (!_waveBank.IsPrepared || !_streamingBank.IsPrepared)
{
throw new InvalidOperationException("AudioManager is not prepared; update it some more.");
}
// play the sound if not already playing, otherwise force play another instance of the sound
if (!IsPlaying(soundName) || force)
{
TransformableEntity dest = Listener;
Sound3D freshSound = Sound3D.Create(soundName, _soundBank.GetCue(soundName), source, dest, onFinished);
freshSound.Play();
_sounds.Add(freshSound);
}
}
protected override void LoadContent()
{
_map = Content.Load<Map>(@"Maps\Plains\3");
G.World.Camera.BoundsEnabled = true;
G.World.Camera.BoundedArea = new Rectangle(0, 0, _map.Width * _map.TileWidth, _map.Height * _map.TileHeight);
G.Collision.DefineWorld(_map.Width * _map.TileWidth, _map.Height * _map.TileHeight, 32);
G.World.Add(_map);
G.World.Camera.Follow(_player = TransformableEntity.Get("Lily") as TransformableEntity);
G.EditorForm.grdProperty.SelectedObject = Entity.Get("flowermagic") as SpriteEmitter;
Label lblControls = new Label();
lblControls.Text.Append(CONTROLS);
lblControls.Position = new Vector2(G.ScreenCenter.X, 0);
lblControls.BackColor = Color.Gray;
lblControls.ForeColor = Color.White;
G.UI.HUD.Add(lblControls);
base.LoadContent();
}
protected override void LoadContent()
{
_map = Content.Load<Map>(@"Maps\Plains\4");
G.World.Camera.BoundsEnabled = true;
G.World.Camera.BoundedArea = new Rectangle(0, 0, _map.Width * _map.TileWidth, _map.Height * _map.TileHeight);
G.Collision.DefineWorld(_map.Width * _map.TileWidth, _map.Height * _map.TileHeight, 32);
G.World.Add(_map);
G.World.Camera.Follow(_player = TransformableEntity.Get("Lily") as TransformableEntity);
//add objects to editor form
List<object> objs = Entity.GlobalEntities.Cast<object>().ToList<object>();
G.EditorForm.AddObjects(objs);
Label lblControls = new Label();
lblControls.Text.Append(CONTROLS);
lblControls.Position = new Vector2(G.ScreenCenter.X, 0);
lblControls.BackColor = Color.Gray;
lblControls.ForeColor = Color.White;
G.UI.HUD.Add(lblControls);
base.LoadContent();
}
public void PlayPositionalSound(string soundName, TransformableEntity source)
{
PlayPositionalSound(soundName, false, source, null);
}
/// <summary>
/// Constructs a new demo.
/// </summary>
/// <param name="game">Game owning this demo.</param>
public MPRTestDemo(DemosGame game)
: base(game)
{
var shapeA = new BoxShape(1, 1, 1);
shapeA.CollisionMargin = 0;
var shapeB = new BoxShape(1, 1, 1);
shapeB.CollisionMargin = 0;
var transformA = new RigidTransform(new Vector3(0, 0, 0));
var transformB = new RigidTransform(new Vector3(.5f, .5f, 0));
Vector3 overlap;
bool overlapped = MPRToolbox.GetLocalOverlapPosition(shapeA, shapeB, ref transformB, out overlap);
Vector3 normal;
float depth;
Vector3 direction = new Vector3(0, -1, 0);
MPRToolbox.LocalSurfaceCast(shapeA, shapeB, ref transformB, ref direction, out depth, out normal);
ContactData contactData;
//bool overlappedOld = MPRToolboxOld.AreObjectsColliding(shapeA, shapeB, ref transformA, ref transformB, out contactData);
//Random rand = new Random(0);
//for (int i = 0; i < 10000000; i++)
//{
// transformA = new RigidTransform(new Vector3((float)rand.NextDouble() * 10 - 5, (float)rand.NextDouble() * 10 - 5, (float)rand.NextDouble() * 10 - 5),
// Quaternion.CreateFromYawPitchRoll((float)rand.NextDouble() * 1000, (float)rand.NextDouble() * 1000, (float)rand.NextDouble() * 1000));
// transformB = new RigidTransform(new Vector3((float)rand.NextDouble() * 10 - 5, (float)rand.NextDouble() * 10 - 5, (float)rand.NextDouble() * 10 - 5),
// Quaternion.CreateFromYawPitchRoll((float)rand.NextDouble() * 1000, (float)rand.NextDouble() * 1000, (float)rand.NextDouble() * 1000));
// overlapped = MPRTesting.GetOverlapPosition(shapeA, shapeB, ref transformA, ref transformB, out overlap);
// overlappedOld = MPRToolbox.AreObjectsColliding(shapeA, shapeB, ref transformA, ref transformB, out contactData);
// if (overlapped && !overlappedOld &&
// (!MPRToolbox.IsPointInsideShape(ref overlap, shapeA, ref transformA) ||
// !MPRToolbox.IsPointInsideShape(ref overlap, shapeB, ref transformB)))
// Debug.WriteLine("Break.");
// if (overlappedOld && !overlapped &&
// (!MPRToolbox.IsPointInsideShape(ref contactData.Position, shapeA, ref transformA) ||
// !MPRToolbox.IsPointInsideShape(ref contactData.Position, shapeB, ref transformB)))
// Debug.WriteLine("Break.");
// if (overlapped && overlappedOld &&
// (!MPRToolbox.IsPointInsideShape(ref overlap, shapeA, ref transformA) ||
// !MPRToolbox.IsPointInsideShape(ref overlap, shapeB, ref transformB) ||
// !MPRToolbox.IsPointInsideShape(ref contactData.Position, shapeA, ref transformA) ||
// !MPRToolbox.IsPointInsideShape(ref contactData.Position, shapeB, ref transformB)))
// Debug.WriteLine("Break.");
//}
//Do these tests with rotationally immobile objects.
CollisionDetectionSettings.DefaultMargin = 0;
groundWidth = 10;
groundHeight = .1f;
groundLength = 10;
//a = new Box(new Vector3(0, -5, 0), groundWidth, groundHeight, groundLength, 1);
//a = new TransformableEntity(new Vector3(0,0,0), new TriangleShape(new Vector3(-5, -5, -5), new Vector3(5, -5, -5), new Vector3(-5, -5, 5)), Matrix3x3.Identity);
a = new Triangle(new Vector3(0, -5, 0), new Vector3(5, -5, 0), new Vector3(5, -5, 5), 1);
Space.Add(a);
Space.ForceUpdater.Gravity = new Vector3();
boxWidth = .25f;
boxHeight = .05f;
boxLength = 1f;
b = new TransformableEntity(new Vector3(0, 2, 0), new BoxShape(boxWidth, boxHeight, boxLength), Matrix3x3.Identity, 1);
//b = new Cone(new Vector3(0, 2, 0), .2f, .1f, 1);
//b = new Capsule(new Vector3(0, 2, 0), 1, .5f, 1);
//b = new Capsule(new Vector3(0, 2, 0), 1, .5f, 1);
b.LocalInertiaTensorInverse = new Matrix3x3();
CollisionRules.AddRule(b, a, CollisionRule.NoSolver);
b.ActivityInformation.IsAlwaysActive = true;
Space.Add(b);
//Space.Add(new TransformableEntity(new Vector3(0, 4, 0), new BoxShape(1, 1, 1), Matrix3x3.Identity, 1));
//Space.Add( new TransformableEntity(new Vector3(0, 6, 0), new BoxShape(1, 1, 1), Matrix3x3.Identity, 1));
//Vector3[] vertices = new Vector3[] { new Vector3(0, -5, 0), new Vector3(5, -5, 0), new Vector3(5, -5, 5), new Vector3(0, -60, 5) };
//int[] indices = new int[] { 0, 1, 2 , 0, 2, 3 };
//StaticMesh mesh = new StaticMesh(vertices, indices);
//Space.Add(mesh);
//mesh.ImproveBoundaryBehavior = true;
//mesh.Sidedness = TriangleSidedness.Counterclockwise;
//game.ModelDrawer.Add(mesh);
//mesh.CollisionRules.Personal = CollisionRule.NoSolver;
}
public void Orbit(Vector2 position)
{
_orbiting = null;
_center = position;
IsOrbiting = true;
}
public void Orbit(TransformableEntity e)
{
_orbiting = e;
IsOrbiting = true;
}
public EmptyTransform(TransformableEntity entity, float duration)
{
}
/// <summary>
/// Start a sequence of Transforms using this Entity.
/// </summary>
/// <param name="entity">Entity to transform.</param>
/// <returns></returns>
public static Transformer ThisEntity(TransformableEntity entity)
{
Transformer transform = Create(entity);
G.World.Add(transform);
return transform;
}
static Transformer Create(TransformableEntity entity)
{
Transformer transformer = Pool.Acquire<Transformer>();
transformer._entity = entity;
return transformer;
}
public CollisionBody(TransformableEntity entity, CollisionShape shape)
: this()
{
Owner = entity;
Shape = shape;
}
public void PlayPositionalSound(string soundName, TransformableEntity source)
{
PlayPositionalSound(soundName, false, source, null);
}
public bool IsViewable(TransformableEntity e)
{
return(IsViewable(e.Position)); // TODO: Add hitbox testing too.
}
// shortcut
public static IWrappedBody CreateBody(TransformableEntity entity, CollisionShape shape)
{
return Create(entity, shape) as IWrappedBody;
}
public CollisionBody(TransformableEntity entity, CollisionShape shape)
: this()
{
Owner = entity;
Shape = shape;
}
public static CollisionBody Create(TransformableEntity entity, CollisionShape shape)
{
CollisionBody collider = Pool.Acquire<CollisionBody>();
collider.Owner = entity;
collider.Shape = shape;
collider.OnCollision += collider.HandleOnCollision;
collider.BeforeCollision += collider.HandleBeforeCollision;
return collider;
}
/// <summary>
/// Constructs a new demo.
/// </summary>
/// <param name="game">Game owning this demo.</param>
public FancyShapesDemo(DemosGame game)
: base(game)
{
var points = new List<Vector3>();
//Setup a random distribution in a cube and compute a convex hull.
var random = new Random(0);
for (int k = 0; k < 40; k++)
{
points.Add(new Vector3(3 * (float)random.NextDouble(), 5 * (float)random.NextDouble(), 3 * (float)random.NextDouble()));
}
var convexHull = new ConvexHull(new Vector3(0, 7, 0), points, 10);
Space.Add(convexHull);
points.Clear();
//Create another random distribution, but this time with more points.
points.Clear();
for (int k = 0; k < 400; k++)
{
points.Add(new Vector3(1 * (float)random.NextDouble(), 3 * (float)random.NextDouble(), 1 * (float)random.NextDouble()));
}
convexHull = new ConvexHull(new Vector3(4, 7, 0), points, 10);
Space.Add(convexHull);
//Minkowski Sums are fancy 'combinations' of objects, where the result is the sum of the individual points making up shapes.
//Think of it as sweeping one shape around and through another; a sphere and a box would produce a rounded-edge box.
var minkowskiSum = new MinkowskiSum(new Vector3(4, -3, 0),
new OrientedConvexShapeEntry(new BoxShape(2, 2, 2)),
new OrientedConvexShapeEntry(new ConeShape(2, 2)), 10);
Space.Add(minkowskiSum);
minkowskiSum = new MinkowskiSum(new Vector3(0, 3, 0),
new OrientedConvexShapeEntry(Quaternion.CreateFromYawPitchRoll(1, 2, 3), new ConeShape(1, 1)),
new OrientedConvexShapeEntry(new TriangleShape(Vector3.Zero, Vector3.Right, Vector3.Forward)), 1);
Space.Add(minkowskiSum);
//Note how this minkowski sum is composed of a cylinder, and another minkowski sum shape.
minkowskiSum = new MinkowskiSum(new Vector3(-4, 10, 0),
new OrientedConvexShapeEntry(new CylinderShape(1, 2)),
new OrientedConvexShapeEntry(new MinkowskiSumShape(
new OrientedConvexShapeEntry(new TriangleShape(new Vector3(1, 1, 1), new Vector3(-2, 0, 0), new Vector3(0, -1, 0))),
new OrientedConvexShapeEntry(new BoxShape(.3f, 1, .3f)))), 10);
Space.Add(minkowskiSum);
//Minkowski sums can also be used on more than two shapes at once. The two-shape constructor is just a convenience wrapper.
//Wrapped objects use an implicit convex hull around a set of shapes.
//Oblique cone:
var cone = new List<ConvexShapeEntry>
{
new ConvexShapeEntry(new CylinderShape(0, 1)),
new ConvexShapeEntry(new RigidTransform(new Vector3(1f, 2, 0)), new SphereShape(0))
};
Space.Add(new WrappedBody(new Vector3(-5, 0, 0), cone, 10));
//Rather odd shape:
var oddShape = new List<ConvexShapeEntry>();
var bottom = new ConvexShapeEntry(new Vector3(-2, 2, 0), new SphereShape(2));
var middle = new ConvexShapeEntry(
new RigidTransform(
new Vector3(-2, 3, 0),
Quaternion.CreateFromAxisAngle(Vector3.Right, (float)Math.PI / 6)),
new CylinderShape(0, 3));
var top = new ConvexShapeEntry(new Vector3(-2, 4, 0), new SphereShape(1f));
oddShape.Add(bottom);
oddShape.Add(middle);
oddShape.Add(top);
Space.Add(new WrappedBody(new Vector3(-3, 4, 0), oddShape, 10));
//Transformable shapes can be any other kind of convex primitive transformed by any affine transformation.
Matrix3x3 transform;
transform = Matrix3x3.Identity;
transform.M23 = .5f;
transform.M13 = .5f;
var transformable = new TransformableEntity(new Vector3(0, 0, 4), new BoxShape(1, 1, 1), transform, 10);
Space.Add(transformable);
Space.Add(new Box(new Vector3(0, -10, 0), 70, 5, 70));
game.Camera.Position = new Vector3(0, 0, 30);
}
/// <summary>
/// Constructs a new demo.
/// </summary>
/// <param name="game">Game owning this demo.</param>
public MPRTestDemo(DemosGame game)
: base(game)
{
var shapeA = new BoxShape(1, 1, 1);
shapeA.CollisionMargin = 0;
var shapeB = new BoxShape(1, 1, 1);
shapeB.CollisionMargin = 0;
var transformA = new RigidTransform(new Vector3(0, 0, 0));
var transformB = new RigidTransform(new Vector3(.5m, .5m, 0));
Vector3 overlap;
bool overlapped = MPRToolbox.GetLocalOverlapPosition(shapeA, shapeB, ref transformB, out overlap);
Vector3 normal;
Fix64 depth;
Vector3 direction = new Vector3(0, -1, 0);
MPRToolbox.LocalSurfaceCast(shapeA, shapeB, ref transformB, ref direction, out depth, out normal);
ContactData contactData;
//bool overlappedOld = MPRToolboxOld.AreObjectsColliding(shapeA, shapeB, ref transformA, ref transformB, out contactData);
//Random rand = new Random(0);
//for (int i = 0; i < 10000000; i++)
//{
// transformA = new RigidTransform(new Vector3((Fix64)rand.NextDouble() * 10 - 5, (Fix64)rand.NextDouble() * 10 - 5, (Fix64)rand.NextDouble() * 10 - 5),
// Quaternion.CreateFromYawPitchRoll((Fix64)rand.NextDouble() * 1000, (Fix64)rand.NextDouble() * 1000, (Fix64)rand.NextDouble() * 1000));
// transformB = new RigidTransform(new Vector3((Fix64)rand.NextDouble() * 10 - 5, (Fix64)rand.NextDouble() * 10 - 5, (Fix64)rand.NextDouble() * 10 - 5),
// Quaternion.CreateFromYawPitchRoll((Fix64)rand.NextDouble() * 1000, (Fix64)rand.NextDouble() * 1000, (Fix64)rand.NextDouble() * 1000));
// overlapped = MPRTesting.GetOverlapPosition(shapeA, shapeB, ref transformA, ref transformB, out overlap);
// overlappedOld = MPRToolbox.AreObjectsColliding(shapeA, shapeB, ref transformA, ref transformB, out contactData);
// if (overlapped && !overlappedOld &&
// (!MPRToolbox.IsPointInsideShape(ref overlap, shapeA, ref transformA) ||
// !MPRToolbox.IsPointInsideShape(ref overlap, shapeB, ref transformB)))
// Debug.WriteLine("Break.");
// if (overlappedOld && !overlapped &&
// (!MPRToolbox.IsPointInsideShape(ref contactData.Position, shapeA, ref transformA) ||
// !MPRToolbox.IsPointInsideShape(ref contactData.Position, shapeB, ref transformB)))
// Debug.WriteLine("Break.");
// if (overlapped && overlappedOld &&
// (!MPRToolbox.IsPointInsideShape(ref overlap, shapeA, ref transformA) ||
// !MPRToolbox.IsPointInsideShape(ref overlap, shapeB, ref transformB) ||
// !MPRToolbox.IsPointInsideShape(ref contactData.Position, shapeA, ref transformA) ||
// !MPRToolbox.IsPointInsideShape(ref contactData.Position, shapeB, ref transformB)))
// Debug.WriteLine("Break.");
//}
//Do these tests with rotationally immobile objects.
CollisionDetectionSettings.DefaultMargin = 0;
groundWidth = 10;
groundHeight = .1m;
groundLength = 10;
//a = new Box(new Vector3(0, -5, 0), groundWidth, groundHeight, groundLength, 1);
//a = new TransformableEntity(new Vector3(0,0,0), new TriangleShape(new Vector3(-5, -5, -5), new Vector3(5, -5, -5), new Vector3(-5, -5, 5)), Matrix3x3.Identity);
a = new Triangle(new Vector3(0, -5, 0), new Vector3(5, -5, 0), new Vector3(5, -5, 5), 1);
Space.Add(a);
Space.ForceUpdater.Gravity = new Vector3();
boxWidth = .25m;
boxHeight = .05m;
boxLength = 1;
b = new TransformableEntity(new Vector3(0, 2, 0), new BoxShape(boxWidth, boxHeight, boxLength), Matrix3x3.Identity, 1);
//b = new Cone(new Vector3(0, 2, 0), .2m, .1m, 1);
//b = new Capsule(new Vector3(0, 2, 0), 1, .5m, 1);
//b = new Capsule(new Vector3(0, 2, 0), 1, .5m, 1);
b.LocalInertiaTensorInverse = new Matrix3x3();
CollisionRules.AddRule(b, a, CollisionRule.NoSolver);
b.ActivityInformation.IsAlwaysActive = true;
Space.Add(b);
//Space.Add(new TransformableEntity(new Vector3(0, 4, 0), new BoxShape(1, 1, 1), Matrix3x3.Identity, 1));
//Space.Add( new TransformableEntity(new Vector3(0, 6, 0), new BoxShape(1, 1, 1), Matrix3x3.Identity, 1));
//Vector3[] vertices = new Vector3[] { new Vector3(0, -5, 0), new Vector3(5, -5, 0), new Vector3(5, -5, 5), new Vector3(0, -60, 5) };
//int[] indices = new int[] { 0, 1, 2 , 0, 2, 3 };
//StaticMesh mesh = new StaticMesh(vertices, indices);
//Space.Add(mesh);
//mesh.ImproveBoundaryBehavior = true;
//mesh.Sidedness = TriangleSidedness.Counterclockwise;
//game.ModelDrawer.Add(mesh);
//mesh.CollisionRules.Personal = CollisionRule.NoSolver;
}
// shortcut
public static IWrappedBody CreateBody(TransformableEntity entity, CollisionShape shape)
{
return(Create(entity, shape) as IWrappedBody);
}
public void PlayPositionalSound(string soundName, bool force, TransformableEntity source, Action<string> onFinished)
{
if (!_waveBank.IsPrepared || !_streamingBank.IsPrepared)
{
throw new InvalidOperationException("AudioManager is not prepared; update it some more.");
}
// play the sound if not already playing, otherwise force play another instance of the sound
if (!IsPlaying(soundName) || force)
{
TransformableEntity dest = Listener;
Sound3D freshSound = Sound3D.Create(soundName, _soundBank.GetCue(soundName), source, dest, onFinished);
freshSound.Play();
_sounds.Add(freshSound);
}
}
/// <summary>
/// Constructs a new demo.
/// </summary>
/// <param name="game">Game owning this demo.</param>
public FancyShapesDemo(DemosGame game)
: base(game)
{
var points = new List <Vector3>();
//Setup a random distribution in a cube and compute a convex hull.
var random = new Random(0);
for (int k = 0; k < 40; k++)
{
points.Add(new Vector3(3 * (Fix64)random.NextDouble(), 5 * (Fix64)random.NextDouble(), 3 * (Fix64)random.NextDouble()));
}
var convexHull = new ConvexHull(new Vector3(0, 7, 0), points, 10);
Space.Add(convexHull);
points.Clear();
//Create another random distribution, but this time with more points.
points.Clear();
for (int k = 0; k < 400; k++)
{
points.Add(new Vector3(1 * (Fix64)random.NextDouble(), 3 * (Fix64)random.NextDouble(), 1 * (Fix64)random.NextDouble()));
}
convexHull = new ConvexHull(new Vector3(4, 7, 0), points, 10);
Space.Add(convexHull);
//Minkowski Sums are fancy 'combinations' of objects, where the result is the sum of the individual points making up shapes.
//Think of it as sweeping one shape around and through another; a sphere and a box would produce a rounded-edge box.
var minkowskiSum = new MinkowskiSum(new Vector3(4, -3, 0),
new OrientedConvexShapeEntry(new BoxShape(2, 2, 2)),
new OrientedConvexShapeEntry(new ConeShape(2, 2)), 10);
Space.Add(minkowskiSum);
minkowskiSum = new MinkowskiSum(new Vector3(0, 3, 0),
new OrientedConvexShapeEntry(Quaternion.CreateFromYawPitchRoll(1, 2, 3), new ConeShape(1, 1)),
new OrientedConvexShapeEntry(new TriangleShape(Vector3.Zero, Vector3.Right, Vector3.Forward)), 1);
Space.Add(minkowskiSum);
//Note how this minkowski sum is composed of a cylinder, and another minkowski sum shape.
minkowskiSum = new MinkowskiSum(new Vector3(-4, 10, 0),
new OrientedConvexShapeEntry(new CylinderShape(1, 2)),
new OrientedConvexShapeEntry(new MinkowskiSumShape(
new OrientedConvexShapeEntry(new TriangleShape(new Vector3(1, 1, 1), new Vector3(-2, 0, 0), new Vector3(0, -1, 0))),
new OrientedConvexShapeEntry(new BoxShape(.3m, 1, .3m)))), 10);
Space.Add(minkowskiSum);
//Minkowski sums can also be used on more than two shapes at once. The two-shape constructor is just a convenience wrapper.
//Wrapped objects use an implicit convex hull around a set of shapes.
//Oblique cone:
var cone = new List <ConvexShapeEntry>
{
new ConvexShapeEntry(new CylinderShape(0, 1)),
new ConvexShapeEntry(new RigidTransform(new Vector3(1, 2, 0)), new SphereShape(0))
};
Space.Add(new WrappedBody(new Vector3(-5, 0, 0), cone, 10));
//Rather odd shape:
var oddShape = new List <ConvexShapeEntry>();
var bottom = new ConvexShapeEntry(new Vector3(-2, 2, 0), new SphereShape(2));
var middle = new ConvexShapeEntry(
new RigidTransform(
new Vector3(-2, 3, 0),
Quaternion.CreateFromAxisAngle(Vector3.Right, MathHelper.Pi / 6)),
new CylinderShape(0, 3));
var top = new ConvexShapeEntry(new Vector3(-2, 4, 0), new SphereShape(1));
oddShape.Add(bottom);
oddShape.Add(middle);
oddShape.Add(top);
Space.Add(new WrappedBody(new Vector3(-3, 4, 0), oddShape, 10));
//Transformable shapes can be any other kind of convex primitive transformed by any affine transformation.
Matrix3x3 transform;
transform = Matrix3x3.Identity;
transform.M23 = .5m;
transform.M13 = .5m;
var transformable = new TransformableEntity(new Vector3(0, 0, 4), new BoxShape(1, 1, 1), transform, 10);
Space.Add(transformable);
Space.Add(new Box(new Vector3(0, -10, 0), 70, 5, 70));
game.Camera.Position = new Vector3(0, 0, 30);
}
