PlayerUnit(Gamestate oldState, GamestateBuilder newState)
{
Assert.Ref(oldState, newState);
PlayerUnit oldUnit = oldState.PlayerUnit;
texture = oldUnit.texture;
InputDevice device = oldState.Input.Devices[oldUnit.inputDevice];
RigidBody body = (RigidBody)(oldState.Physics.PhysicsBodies[oldUnit.rigidBody]);
Sprite spr = (Sprite)(oldState.Video.Drawables[oldUnit.sprite]);
float x = device.GetAxisFrac("Horizontal");
float y = device.GetAxisFrac("Vertical");
Vector2 move = new Vector2(x, y).ClampMagnitude(0, 1) * accel;
body = body.AddImpulse(move);
inputDevice = newState.Input.AddDevice(device);
rigidBody = newState.Physics.AddPhysicsObject(body);
sprite = newState.Video.AddDrawable(spr.Reposition(body.Position));
newState.Audio.SetListenerPosition(body.Position);
Window window = oldState.Video.Windows[0];
Vector2 centerOffset = new Vector2(window.Rect.W / 2, window.Rect.H / 2);
WorldPoint cameraPos = body.Position.PixelTranslate(-centerOffset + new Vector2(16, 16));
newState.Video.SetCamera(new Camera(cameraPos));
}
void Update()
{
if (Input.GetKeyDown(KeyCode.I))
{
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
if (collisionDispatcher.Raycast(ray, out DynamicCollider hit, 150.0f))
{
if (hit.transform)
{
RigidBody hittedBody = hit.GetComponent <RigidBody>();
float objectPlaneDist = Vector3.Dot(hit.transform.position - cam.transform.position, cam.transform.forward);
Vector2 dist = cam.WorldToScreenPoint(hit.transform.position) - Input.mousePosition;
Vector3 currPt = new Vector3(Input.mousePosition.x, Input.mousePosition.y, objectPlaneDist);
Vector3 worldPt = cam.ScreenToWorldPoint(currPt);
Vector3 relHitPt = worldPt - hit.transform.position;
hittedBody.AddImpulse(impulse * cam.transform.forward, relHitPt);
}
}
}
}
public void ApplyImpulse(RigidBody body)
{
//Debug.Log(contactNormal.ToString());
if (Mathf.Approximately(body.friction, 0))
{
// converting the impulse back to world coordinates, then we
// can apply it
Vector3 impulse = desiredDeltaVelocity * invTotalInertia * contactBase[0];
body.AddImpulse(impulse, relativeContactPosition);
}
else
{
// converting the impulse back to world coordinates, then we
// can apply it
Vector3 impulse = contactBase * CalculateImpulseWithFriction(body);
body.AddImpulse(impulse, relativeContactPosition);
}
}