protected override void OnResize(EventArgs e)
{
var manager = game.Services.GetService(typeof(IGraphicsDeviceManager)) as GraphicsDeviceManager;
if (game._initialized)
{
manager.OnDeviceResetting(EventArgs.Empty);
}
Microsoft.Xna.Framework.Graphics.Viewport _vp =
new Microsoft.Xna.Framework.Graphics.Viewport();
_vp.X = (int)Bounds.X;
_vp.Y = (int)Bounds.Y;
_vp.Width = (int)Bounds.Width;
_vp.Height = (int)Bounds.Height;
game.GraphicsDevice.Viewport = _vp;
clientBounds = new Rectangle((int)Bounds.X, (int)Bounds.Y, (int)Bounds.Width, (int)Bounds.Height);
base.OnResize(e);
OnClientSizeChanged(e);
if (game._initialized)
{
manager.OnDeviceReset(EventArgs.Empty);
}
}
private static bool CanInitializeView(Map map, Microsoft.Xna.Framework.Graphics.Viewport xnaViewport)
{
if (xnaViewport.Width == 0)
{
return(false);
}
if (xnaViewport.Height == 0)
{
return(false);
}
if (map == null)
{
return(false);
}
if (map.Envelope == null)
{
return(false);
}
if (map.Envelope.Width.IsNanOrZero())
{
return(false);
}
if (map.Envelope.Height.IsNanOrZero())
{
return(false);
}
if (map.Envelope.GetCentroid() == null)
{
return(false);
}
return(true);
}
// protected override void OnUpdateFrame (FrameEventArgs e)
// {
// base.OnUpdateFrame (e);
//
// }
protected override void OnResize(EventArgs e)
{
var manager = (GraphicsDeviceManager)_game.Services.GetService(typeof(IGraphicsDeviceManager));
if (_game.Initialized)
{
manager.OnDeviceResetting(EventArgs.Empty);
Microsoft.Xna.Framework.Graphics.Viewport _vp =
new Microsoft.Xna.Framework.Graphics.Viewport();
_game.GraphicsDevice.PresentationParameters.BackBufferWidth = (int)Bounds.Width;
_game.GraphicsDevice.PresentationParameters.BackBufferHeight = (int)Bounds.Height;
_vp.X = (int)Bounds.X;
_vp.Y = (int)Bounds.Y;
_vp.Width = (int)Bounds.Width;
_vp.Height = (int)Bounds.Height;
_game.GraphicsDevice.Viewport = _vp;
}
clientBounds = new Rectangle((int)Bounds.X, (int)Bounds.Y, (int)Bounds.Width, (int)Bounds.Height);
base.OnResize(e);
OnClientSizeChanged(e);
if (_game.Initialized)
{
manager.OnDeviceReset(EventArgs.Empty);
}
}
/// <summary>
/// Transform a screen position to a world position at a given depth, using the pass defined by PassID
/// </summary>
/// <param name="screenPos"></param>
/// <param name="depth"></param>
/// <param name="PassID"></param>
/// <returns></returns>
public static Vector3 ScreenToWorld(Vector2 screenPos, float depth, String PassID = "Unsorted")
{
// Grab the viewport and transformer. Used the built in viewport unprojection to get the
// coordinates.
Microsoft.Xna.Framework.Graphics.Viewport vp = XNAGame.Instance.GraphicsDevice.Viewport;
ITransformer trans = XNAGame.Instance.GetBroadphase <Broadphases.Graphics>("Graphics").GetTransformer(PassID);
// This finds the point on the near plane.
Vector3 v;
v.X = (((2.0f * screenPos.X) / vp.Width) - 1) * (float)Math.Tan(MathHelper.ToRadians(20.0f));
v.Y = -(((2.0f * screenPos.Y) / vp.Height) - 1) * (float)Math.Tan(MathHelper.ToRadians(20.0f));
v.Z = -1.0f;
// And it scales perfectly up to the point in space.
// This position is relative to the camera XY on the plane requested, so we
// need to add the camera position to that offset.
// NOTE: THIS ONLY WORKS BECAUSE WE'RE 100% TOP DOWN.
v *= trans.Position.Z - depth;
v.X *= vp.Width / 2;
v.Y *= -vp.Height / 2;
Vector3 result = trans.Position + v;
return(result);
}
public override void Update(Microsoft.Xna.Framework.GameTime gametime, Microsoft.Xna.Framework.Graphics.Viewport viewport)
{
_position.X += xspeed;
_position.Y += yspeed;
if (_position.X + _texture.Width > viewport.Width || _position.X < 0)
{
xspeed *= -1;
}
base.Update(gametime, viewport);
}
public static Vector3 ProjectMousePosition(Vector2 mousePos, Microsoft.Xna.Framework.Graphics.Viewport viewport, Matrix world, Matrix view, Matrix projection, float depth)
{
Vector3 nearSource = new Vector3(mousePos.X, mousePos.Y, 0);
Vector3 farSource = new Vector3(mousePos.X, mousePos.Y, 1);
Vector3 nearPoint = viewport.Unproject(nearSource, projection, view, world);
Vector3 farPoint = viewport.Unproject(farSource, projection, view, world);
Ray ray = new Ray(nearPoint, Vector3.Normalize(farPoint - nearPoint));
Plane plane = new Plane(new Vector3(0, 0, -1), depth);
float denominator = Vector3.Dot(plane.Normal, ray.Direction);
float numerator = Vector3.Dot(plane.Normal, ray.Position) + plane.D;
float t = -(numerator / denominator);
return(nearPoint + ray.Direction * t);
}
public override void Apply(RenderTargetI renderTarget)
{
#if SILVERLIGHT
try {
#endif
var viewPort = new Microsoft.Xna.Framework.Graphics.Viewport()
{
X = Position.X,
Y = renderTarget.Size.Height - Size.Height - Position.Y,
Width = Size.Width,
Height = Size.Height,
MinDepth = 0,
MaxDepth = 1
};
video.Device.Viewport = viewPort;
#if SILVERLIGHT
} catch {}
#endif
}
public override void Apply()
{
#if SILVERLIGHT
try {
#endif
var viewPort = new Microsoft.Xna.Framework.Graphics.Viewport()
{
X = Position.X,
Y = video.Device.PresentationParameters.BackBufferHeight - Size.Height - Position.Y,
Width = Size.Width,
Height = Size.Height,
MinDepth = 0,
MaxDepth = 1
};
video.Device.Viewport = viewPort;
#if SILVERLIGHT
} catch {}
#endif
}
public override void Apply(RenderTargetI renderTarget)
{
#if SILVERLIGHT
try {
#endif
var viewPort = new Microsoft.Xna.Framework.Graphics.Viewport()
{
X = Position.X,
Y = renderTarget.Size.Height - Size.Height - Position.Y,
Width = Size.Width,
Height = Size.Height,
MinDepth = 0,
MaxDepth = 1
};
video.Device.Viewport = viewPort;
#if SILVERLIGHT
}
catch {}
#endif
}
public override void Apply()
{
#if SILVERLIGHT
try {
#endif
var viewPort = new Microsoft.Xna.Framework.Graphics.Viewport()
{
X = Position.X,
Y = video.Device.PresentationParameters.BackBufferHeight - Size.Height - Position.Y,
Width = Size.Width,
Height = Size.Height,
MinDepth = 0,
MaxDepth = 1
};
video.Device.Viewport = viewPort;
#if SILVERLIGHT
}
catch {}
#endif
}
// protected override void OnUpdateFrame (FrameEventArgs e)
// {
// base.OnUpdateFrame (e);
//
// if (_game != null) {
// Console.WriteLine("Update");
// if (_isFirstTime) {
// // Initialize GameTime
// _updateGameTime = new GameTime ();
// _drawGameTime = new GameTime ();
// _lastUpdate = DateTime.Now;
// _now = DateTime.Now;
// }
// else {
// _now = DateTime.Now;
// _updateGameTime.Update (_now - _lastUpdate);
// if (_needsToResetElapsedTime) {
// _updateGameTime.ResetElapsedTime();
// _drawGameTime.ResetElapsedTime();
// _needsToResetElapsedTime = false;
// }
// }
// _isFirstTime = false;
// _game.DoUpdate (_updateGameTime);
// }
// }
protected override void OnResize (EventArgs e)
{
var manager = (GraphicsDeviceManager)_game.Services.GetService(typeof(IGraphicsDeviceManager));
if (_game.Initialized)
{
manager.OnDeviceResetting(EventArgs.Empty);
Microsoft.Xna.Framework.Graphics.Viewport _vp =
new Microsoft.Xna.Framework.Graphics.Viewport();
_vp.X = (int)Bounds.X;
_vp.Y = (int)Bounds.Y;
_vp.Width = (int)Bounds.Width;
_vp.Height = (int)Bounds.Height;
_game.GraphicsDevice.Viewport = _vp;
}
clientBounds = new Rectangle((int)Bounds.X,(int)Bounds.Y,(int)Bounds.Width,(int)Bounds.Height);
base.OnResize(e);
OnClientSizeChanged(e);
if (_game.Initialized)
manager.OnDeviceReset(EventArgs.Empty);
}
public void UnprojectTest1()
{
Vector3 vector = Utilities.GenerateVector3();
Vector3 vectorExpected = vector;
float x = (float)Math.Floor(Utilities.GenerateFloat());
float y = (float)Math.Floor(Utilities.GenerateFloat());
float width = (float)Math.Floor(Utilities.GenerateFloat() + x);
float height = (float)Math.Floor(Utilities.GenerateFloat() + y);
float minZ = Utilities.GenerateFloat();
float maxZ = Utilities.GenerateFloat() + minZ + 1f;
Matrix worldViewProjection = Utilities.GenerateMatrix();
Matrix worldViewProjectionExpected = worldViewProjection;
Vector3 result;
Microsoft.Xna.Framework.Graphics.Viewport viewport = new Microsoft.Xna.Framework.Graphics.Viewport()
{
X = (int)x,
Y = (int)y,
Width = (int)width,
Height = (int)height,
MinDepth = minZ,
MaxDepth = maxZ
};
Vector3 resultExpected = Utilities.ConvertFrom(viewport.Unproject(
Utilities.ConvertToXna(vector),
Utilities.ConvertToXna(worldViewProjection),
Utilities.ConvertToXna(Matrix.Identity),
Utilities.ConvertToXna(Matrix.Identity)));
Vector3.Unproject(ref vector, x, y, width, height, minZ, maxZ, ref worldViewProjection, out result);
Utilities.AreEqual(vectorExpected, vector);
Utilities.AreEqual(worldViewProjectionExpected, worldViewProjection);
Utilities.AreEqual(resultExpected, result);
}
public void ProjectTest()
{
Vector3 vector = Utilities.GenerateVector3();
float x = (float)Math.Floor(Utilities.GenerateFloat());
float y = (float)Math.Floor(Utilities.GenerateFloat());
float width = (float)Math.Floor(Utilities.GenerateFloat() + x);
float height = (float)Math.Floor(Utilities.GenerateFloat() + y);
float minZ = Utilities.GenerateFloat();
float maxZ = Utilities.GenerateFloat() + minZ + 1f;
Matrix worldViewProjection = Utilities.GenerateMatrix();
Microsoft.Xna.Framework.Graphics.Viewport viewport = new Microsoft.Xna.Framework.Graphics.Viewport()
{
X = (int)x,
Y = (int)y,
Width = (int)width,
Height = (int)height,
MinDepth = minZ,
MaxDepth = maxZ
};
Vector3 expected = Utilities.ConvertFrom(viewport.Project(
Utilities.ConvertToXna(vector),
Utilities.ConvertToXna(worldViewProjection),
Utilities.ConvertToXna(Matrix.Identity),
Utilities.ConvertToXna(Matrix.Identity)));
Vector3 actual;
actual = Vector3.Project(vector, x, y, width, height, minZ, maxZ, worldViewProjection);
Utilities.AreEqual(expected, actual);
}
