private void Move()
{
bool collision = false;
int loop = 0;
do
{
BoundingBox playerBox = new BoundingBox(
new Vector3(
player.GlobalPosition.X - playerRadius,
player.GlobalPosition.Y - playerRadius,
player.GlobalPosition.Z),
new Vector3(
player.GlobalPosition.X + playerRadius,
player.GlobalPosition.Y + playerRadius,
player.GlobalPosition.Z + playerHeight));
collision = false;
float min = 1f;
Axis minAxis = Axis.None;
foreach (var pos in blocks)
{
Axis? localAxis;
float?moveFactor = Block.Intersect(blockDefinition.GetCollisionBoxes(null, pos.X, pos.Y, pos.Z), pos, playerBox, move, out localAxis);
if (moveFactor.HasValue && moveFactor.Value < min)
{
collision = true;
min = moveFactor.Value;
minAxis = localAxis.Value;
}
}
player += (move * min);
move *= (1f - min);
switch (minAxis)
{
case Axis.X:
player += new Vector3(move.X > 0 ? -gap : gap, 0, 0);
move.X = 0f;
break;
case Axis.Y:
player += new Vector3(0, move.Y > 0 ? -gap : gap, 0);
move.Y = 0f;
break;
case Axis.Z:
player += new Vector3(0, 0, move.Z > 0 ? -gap : gap);
move.Z = 0f;
break;
}
// Koordinate normalisieren (Rundwelt)
// player.NormalizeChunkIndexXY(planet.Size);
loop++;
}while (collision && loop < 3);
}
public void BlockIntersectFromOutside()
{
BoundingBox player = new BoundingBox(new Vector3(5, 20, 30), new Vector3(6, 21, 31));
// X-Achse links zu weit weg (keine Bewegung)
Axis? collisionAxis;
float?distance = Block.Intersect(block.GetCollisionBoxes(null, 0, 0, 0),
new Index3(10, 20, 30), player, new Vector3(), out collisionAxis);
Assert.AreEqual(null, collisionAxis);
Assert.AreEqual(null, distance);
// X-Achse links zu weit weg (bewegung nach links)
distance = Block.Intersect(block.GetCollisionBoxes(null, 0, 0, 0),
new Index3(10, 20, 30), player, new Vector3(-4, 0, 0), out collisionAxis);
Assert.AreEqual(null, collisionAxis);
Assert.AreEqual(null, distance);
// X-Achse links zu weit weg (bewegung nach rechts)
distance = Block.Intersect(block.GetCollisionBoxes(null, 0, 0, 0),
new Index3(10, 20, 30), player, new Vector3(4, 0, 0), out collisionAxis);
Assert.AreEqual(null, collisionAxis);
Assert.AreEqual(null, distance);
}
