public void TestCollisionPoint()
{
var repository = GetBlockRepository();
var world = new TrueCraft.Core.World.World("default", new FlatlandGenerator());
var physics = new PhysicsEngine(world, repository);
var entity = new TestEntity();
entity.Position = new Vector3(0, 5, 0);
entity.AccelerationDueToGravity = 1;
entity.Drag = 0;
physics.AddEntity(entity);
world.SetBlockID(new Coordinates3D(0, 4, 0), StoneBlock.BlockID);
// Test
physics.Update(TimeSpan.FromSeconds(1));
Assert.AreEqual(new Vector3(0, 4, 0), entity.CollisionPoint);
}
public void TestGravity()
{
var repository = GetBlockRepository();
var world = new TrueCraft.Core.World.World("default", new FlatlandGenerator());
var physics = new PhysicsEngine(world, repository);
var entity = new TestEntity();
entity.Position = new Vector3(0, 100, 0);
entity.AccelerationDueToGravity = 1;
entity.Drag = 0;
physics.AddEntity(entity);
// Test
physics.Update(TimeSpan.FromSeconds(1));
Assert.AreEqual(99, entity.Position.Y);
physics.Update(TimeSpan.FromSeconds(1));
Assert.AreEqual(97, entity.Position.Y);
}
public void TestAdjacentFall()
{
// Tests an entity that falls alongside a wall
var repository = GetBlockRepository();
var world = new TrueCraft.Core.World.World("default", new FlatlandGenerator());
var physics = new PhysicsEngine(world, repository);
var entity = new TestEntity();
entity.Position = new Vector3(0, 10, 0);
entity.AccelerationDueToGravity = 1;
physics.AddEntity(entity);
// Create a wall
for (int y = 0; y < 12; y++)
world.SetBlockID(new Coordinates3D(1, y, 0), StoneBlock.BlockID);
// Test
physics.Update(TimeSpan.FromSeconds(1));
Assert.AreEqual(9, entity.Position.Y);
Assert.IsFalse(entity.CollisionOccured);
}
public void TestTerrainCollision()
{
var repository = GetBlockRepository();
var world = new TrueCraft.Core.World.World("default", new FlatlandGenerator());
var physics = new PhysicsEngine(world, repository);
var entity = new TestEntity();
entity.Size = new Size(0.6, 1.8, 0.6);
entity.Position = new Vector3(-10.9, 4, -10.9);
entity.AccelerationDueToGravity = 1;
physics.AddEntity(entity);
// Test
physics.Update(TimeSpan.FromSeconds(1));
Assert.AreEqual(4, entity.Position.Y);
physics.Update(TimeSpan.FromSeconds(5));
Assert.AreEqual(4, entity.Position.Y);
}