/// <summary>
/// creates an instance of a room
/// </summary>
/// <param name="engine">the parent engine</param>
public Room(PEngine engine)
{
Engine = engine;
Sounds = new SoundManager();
Background = new SpriteData();
Background.LayerData = new LayerData(0);
Width = 512;
Height = 512;
ViewPosition = new Vector2(0, 0);
GameObjectList = new List <GameObject>();
GameTileList = new List <GameTile>();
LightList = new List <Light>();
Physics = null;
var pp = Engine.Game.GraphicsDevice.PresentationParameters;
MainTarget = new RenderTarget2D(Engine.Game.GraphicsDevice, pp.BackBufferWidth, pp.BackBufferHeight);
LightTarget = new RenderTarget2D(Engine.Game.GraphicsDevice, pp.BackBufferWidth, pp.BackBufferHeight);
}
/// <summary>
/// creates an instance of a room
/// </summary>
/// <param name="engine">the parent engine</param>
public Room(PEngine engine)
{
Engine = engine;
Sounds = new SoundManager();
Background = null;
Width = 512;
Height = 512;
ViewPosition = new Vector2(0, 0);
GameObjectList = new List <GameObject>();
GameTileList = new List <GameTile>();
LightList = new List <Light>();
LightingEnabled = false;
Physics = null;
var pp = Engine.Game.GraphicsDevice.PresentationParameters;
MainTarget = new RenderTarget2D(Engine.Game.GraphicsDevice, pp.BackBufferWidth, pp.BackBufferHeight);
LightTarget = new RenderTarget2D(Engine.Game.GraphicsDevice, pp.BackBufferWidth, pp.BackBufferHeight);
CurrentFileName = "";
}
// Update is called once per frame
private void Update()
{
if (Input.GetKeyDown(KeyCode.Space))
{
if (_state == null)
{
_state = new GJKState(ref PolytopeA, ref PolytopeB);
_state.LastDirection = initDirection;
}
_minkowskisumPoints.Clear();
_minkowskisumPoints = MinkowskiSum.CalcMinkowskiSum(PolytopeA, PolytopeB);
_gjkSupportPoints.Clear();
if (!_state.FinishRun)
{
GJK.Collided(ref _state);
for (int i = 0; i < _state.CurrentSimplex.GetSize(); i++)
{
_gjkSupportPoints.Add(_state.CurrentSimplex.PeekAt(i));
}
}
else
{
// Physics res
float c = 0.5f;
PhysicsSim compA = _state.GetPolytopeA.GetComponent <PhysicsSim>();
PhysicsSim compB = _state.GetPolytopeB.GetComponent <PhysicsSim>();
compA.velocity = UIController.initVelocutyA;
compB.velocity = UIController.initVelocutyB;
float massTotal = compA.mass + compB.mass;
// Contacts
Vector3 lpA = _state.CurrentSimplex.PopBack();
Vector3 lpB = _state.CurrentSimplex.PopBack();
Vector3 cpA = _state.epaData.Contact;
Vector3 cpB = cpA;
// Inert
float invVal = 1f / 0.16f;
Matrix4x4 rotInert = Matrix4x4.identity;
rotInert.SetRow(0, new Vector4(invVal, 0f, 0f, 0f));
rotInert.SetRow(1, new Vector4(0f, invVal, 0f, 0f));
rotInert.SetRow(2, new Vector4(0f, 0f, 0f, invVal));
float j =
(-(1f + c) * Vector3.Dot(compA.velocity - compB.velocity, _state.epaData.Normal)) /
((1f / compA.mass + 1f / compB.mass) +
Vector3.Dot(
Vector3.Cross(rotInert * Vector3.Cross(cpA, _state.epaData.Normal), cpA) +
Vector3.Cross(rotInert * Vector3.Cross(cpB, _state.epaData.Normal), cpB),
_state.epaData.Normal
));
Vector4 wa = rotInert *
(
Vector3.Cross(
cpA,
j * _state.epaData.Normal
)
);
compA.AngularVelocity.x += wa.x;
compA.AngularVelocity.y += wa.y;
compA.AngularVelocity.z += wa.z;
Vector4 wb = rotInert *
(
Vector3.Cross(
cpB,
j * _state.epaData.Normal
)
);
compB.AngularVelocity.x -= wb.x;
compB.AngularVelocity.y -= wb.y;
compB.AngularVelocity.z -= wb.z;
compA.velocity = compA.velocity + ((j / compA.mass) * _state.epaData.Normal);
compB.velocity = compA.velocity - ((j / compB.mass) * _state.epaData.Normal);
_state = null;
}
}
}
/// <summary>
/// loads the room from a file
/// </summary>
/// <param name="filename">the filename with the room data</param>
public Room Load(string filename)
{
CurrentFileName = filename;
//get the json
string json = File.ReadAllText(filename, Encoding.UTF8);
//turn it into an internal json object
JObject obj = JObject.Parse(json);
//width
Width = (int)obj.GetValue("width").ToObject(typeof(int));
//height
Height = (int)obj.GetValue("height").ToObject(typeof(int));
//physics
if (obj.ContainsKey("physics"))
{
JObject physicsObj = (JObject)obj.GetValue("physics").ToObject(typeof(JObject));
float gravityX = (float)physicsObj.GetValue("gravityx").ToObject(typeof(float));
float gravityY = (float)physicsObj.GetValue("gravityy").ToObject(typeof(float));
Physics = new PhysicsSim();
Physics.Gravity = new Vector2(gravityX, gravityY);
}
//background
if (obj.ContainsKey("background"))
{
JObject backObj = (JObject)obj.GetValue("background").ToObject(typeof(JObject));
string backgroundType = (string)backObj.GetValue("type").ToObject(typeof(string));
if (backgroundType.Equals("static"))
{
string backAssetName = (string)backObj.GetValue("name").ToObject(typeof(string));
Background = new StaticBackground(this, backAssetName);
}
else if (backgroundType.Equals("parallax"))
{
JArray backAssetNames = (JArray)backObj.GetValue("names").ToObject(typeof(JArray));
string targetName = (string)backObj.GetValue("target").ToObject(typeof(string));
string[] names = new string[backAssetNames.Count];
float[] speeds = new float[backAssetNames.Count];
for (int i = 0; i < backAssetNames.Count; i++)
{
JObject backLayer = (JObject)backAssetNames[i].ToObject(typeof(JObject));
names[i] = (string)backLayer.GetValue("name").ToObject(typeof(string));
speeds[i] = (float)backLayer.GetValue("speed").ToObject(typeof(float));
}
Background = new ParallaxBackground(this, names, speeds, targetName);
}
}
//world layers
JArray layerArray = (JArray)obj.GetValue("layers").ToObject(typeof(JArray));
foreach (JToken item in layerArray)
{
JObject layerObject = (JObject)item.ToObject(typeof(JObject));
int layer = (int)layerObject.GetValue("layer").ToObject(typeof(int));
JArray objectArray = (JArray)layerObject.GetValue("objects").ToObject(typeof(JArray));
foreach (JToken gameObjectToken in objectArray)
{
JObject gameObjectData = (JObject)gameObjectToken.ToObject(typeof(JObject));
string internalName = (string)gameObjectData.GetValue("name").ToObject(typeof(string));
Type type = PEngine.GetTypeFromName(internalName);
if (type == null)
{
ConsoleManager.WriteLine("could not find object name \"" + internalName + "\"", "err");
continue;
}
Vector2 position = new Vector2((int)gameObjectData.GetValue("x").ToObject(typeof(int)), (int)gameObjectData.GetValue("y").ToObject(typeof(int)));
GameObject gameObject = (GameObject)type.GetConstructor(new Type[] { typeof(Room), typeof(Vector2) }).Invoke(new object[] { this, position });
gameObject.Sprite.LayerData.Layer = layer;
GameObjectList.Add(gameObject);
}
JArray tileArray = (JArray)layerObject.GetValue("tiles").ToObject(typeof(JArray));
foreach (JToken tileToken in tileArray)
{
JObject tileData = (JObject)tileToken.ToObject(typeof(JObject));
string internalName = (string)tileData.GetValue("name").ToObject(typeof(string));
Type type = PEngine.GetTypeFromName(internalName);
if (type == null)
{
ConsoleManager.WriteLine("could not find tile name \"" + internalName + "\"", "err");
continue;
}
Vector2 position = new Vector2((int)tileData.GetValue("x").ToObject(typeof(int)), (int)tileData.GetValue("y").ToObject(typeof(int)));
GameTile tile = (GameTile)type.GetConstructor(new Type[] { typeof(Room), typeof(Vector2) }).Invoke(new object[] { this, position });
tile.Sprite.LayerData.Layer = layer;
GameTileList.Add(tile);
}
}
LoadAssets(Engine.Assets);
return(this);
}
/// <summary>
/// loads the room from a file
/// </summary>
/// <param name="filename">the filename with the room data</param>
public Room Load(string filename)
{
//get the json
string json = File.ReadAllText(filename, Encoding.UTF8);
//turn it into an internal json object
JObject obj = JObject.Parse(json);
//width
Width = (int)obj.GetValue("width").ToObject(typeof(int));
//height
Height = (int)obj.GetValue("height").ToObject(typeof(int));
//physics
if (obj.ContainsKey("physics"))
{
JObject physicsObj = (JObject)obj.GetValue("physics").ToObject(typeof(JObject));
float gravityX = (float)physicsObj.GetValue("gravityx").ToObject(typeof(float));
float gravityY = (float)physicsObj.GetValue("gravityy").ToObject(typeof(float));
Physics = new PhysicsSim();
Physics.Gravity = new Vector2(gravityX, gravityY);
}
//world layers
JArray layerArray = (JArray)obj.GetValue("layers").ToObject(typeof(JArray));
foreach (JToken item in layerArray)
{
JObject layerObject = (JObject)item.ToObject(typeof(JObject));
int layer = (int)layerObject.GetValue("layer").ToObject(typeof(int));
JArray objectArray = (JArray)layerObject.GetValue("objects").ToObject(typeof(JArray));
foreach (JToken gameObjectToken in objectArray)
{
JObject gameObjectData = (JObject)gameObjectToken.ToObject(typeof(JObject));
string internalName = (string)gameObjectData.GetValue("name").ToObject(typeof(string));
Type type = PEngine.GetTypeFromName(internalName);
if (type == null)
{
ConsoleManager.WriteLine("could not find object name \"" + internalName + "\"", "err");
continue;
}
Vector2 position = new Vector2((int)gameObjectData.GetValue("x").ToObject(typeof(int)), (int)gameObjectData.GetValue("y").ToObject(typeof(int)));
GameObject gameObject = (GameObject)type.GetConstructor(new Type[] { typeof(Room), typeof(Vector2) }).Invoke(new object[] { this, position });
gameObject.Sprite.LayerData.Layer = layer;
GameObjectList.Add(gameObject);
}
JArray tileArray = (JArray)layerObject.GetValue("tiles").ToObject(typeof(JArray));
foreach (JToken tileToken in tileArray)
{
JObject tileData = (JObject)tileToken.ToObject(typeof(JObject));
string internalName = (string)tileData.GetValue("name").ToObject(typeof(string));
Type type = PEngine.GetTypeFromName(internalName);
if (type == null)
{
ConsoleManager.WriteLine("could not find tile name \"" + internalName + "\"", "err");
continue;
}
Vector2 position = new Vector2((int)tileData.GetValue("x").ToObject(typeof(int)), (int)tileData.GetValue("y").ToObject(typeof(int)));
GameTile tile = (GameTile)type.GetConstructor(new Type[] { typeof(Room), typeof(Vector2) }).Invoke(new object[] { this, position });
tile.Sprite.LayerData.Layer = layer;
GameTileList.Add(tile);
}
}
LoadAssets(Engine.Assets);
return(this);
}
