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 TestSupport()
{
// We need an actual world for this
var world = new TrueCraft.Core.World.World("test", new FlatlandGenerator());
world.SetBlockID(Coordinates3D.Zero, 1);
world.SetBlockID(Coordinates3D.OneY, 2);
var blockProvider = new Mock<BlockProvider> { CallBase = true };
var updated = new BlockDescriptor { ID = 2, Coordinates = Coordinates3D.Up };
var source = new BlockDescriptor { ID = 2, Coordinates = Coordinates3D.Right };
blockProvider.Setup(b => b.GetSupportDirection(It.IsAny<BlockDescriptor>())).Returns(Coordinates3D.Down);
var supportive = new Mock<IBlockProvider>();
supportive.SetupGet(p => p.Opaque).Returns(true);
var unsupportive = new Mock<IBlockProvider>();
unsupportive.SetupGet(p => p.Opaque).Returns(false);
BlockRepository.Setup(r => r.GetBlockProvider(It.Is<byte>(b => b == 1))).Returns(supportive.Object);
BlockRepository.Setup(r => r.GetBlockProvider(It.Is<byte>(b => b == 3))).Returns(unsupportive.Object);
blockProvider.Object.BlockUpdate(updated, source, Server.Object, world);
World.Verify(w => w.SetBlockID(Coordinates3D.OneY, 0), Times.Never);
world.SetBlockID(Coordinates3D.Zero, 3);
blockProvider.Object.BlockUpdate(updated, source, Server.Object, world);
Assert.AreEqual(0, world.GetBlockID(Coordinates3D.OneY));
EntityManager.Verify(m => m.SpawnEntity(It.Is<ItemEntity>(e => e.Item.ID == 2)));
}
public void TestExtremeTerrainCollision()
{
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, 4, 0);
entity.AccelerationDueToGravity = 10;
physics.AddEntity(entity);
// Test
physics.Update(TimeSpan.FromSeconds(1));
Assert.AreEqual(4, entity.Position.Y);
}
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 TestDrag()
{
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 = 0;
entity.Drag = 0.5f;
entity.Velocity = Vector3.Down * 2;
physics.AddEntity(entity);
// Test
physics.Update(TimeSpan.FromSeconds(1));
Assert.AreEqual(99, entity.Position.Y);
}
public void TestHorizontalCollision()
{
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 = 0;
entity.Drag = 0;
entity.Velocity = new Vector3(1, 0, 0);
physics.AddEntity(entity);
world.SetBlockID(new Coordinates3D(1, 5, 0), StoneBlock.BlockID);
// Test
physics.Update(TimeSpan.FromSeconds(1));
Assert.AreEqual(0, entity.Position.X);
}
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 TestSupport()
{
// We need an actual world for this
var world = new TrueCraft.Core.World.World("test", new FlatlandGenerator());
world.SetBlockID(Coordinates3D.Zero, 1);
world.SetBlockID(Coordinates3D.OneY, 2);
var blockProvider = new Mock <BlockProvider> {
CallBase = true
};
var updated = new BlockDescriptor {
ID = 2, Coordinates = Coordinates3D.Up
};
var source = new BlockDescriptor {
ID = 2, Coordinates = Coordinates3D.Right
};
blockProvider.Setup(b => b.GetSupportDirection(It.IsAny <BlockDescriptor>())).Returns(Coordinates3D.Down);
var supportive = new Mock <IBlockProvider>();
supportive.SetupGet(p => p.Opaque).Returns(true);
var unsupportive = new Mock <IBlockProvider>();
unsupportive.SetupGet(p => p.Opaque).Returns(false);
BlockRepository.Setup(r => r.GetBlockProvider(It.Is <byte>(b => b == 1))).Returns(supportive.Object);
BlockRepository.Setup(r => r.GetBlockProvider(It.Is <byte>(b => b == 3))).Returns(unsupportive.Object);
blockProvider.Object.BlockUpdate(updated, source, Server.Object, world);
World.Verify(w => w.SetBlockID(Coordinates3D.OneY, 0), Times.Never);
world.SetBlockID(Coordinates3D.Zero, 3);
blockProvider.Object.BlockUpdate(updated, source, Server.Object, world);
Assert.AreEqual(0, world.GetBlockID(Coordinates3D.OneY));
EntityManager.Verify(m => m.SpawnEntity(It.Is <ItemEntity>(e => e.Item.ID == 2)));
}
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);
}
