/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
KeyboardState keyboardState = Keyboard.GetState();
MouseState mouseState = Mouse.GetState();
// Allows the game to exit
if (Keyboard.GetState().IsKeyDown(Keys.Escape))
{
Exit();
}
Vector2 mousePos = new Vector2(mouseState.X, mouseState.Y);
// Move forward/backward
if (keyboardState.IsKeyDown(Keys.Up))
{
m_camera.MoveForward(-0.1f);
}
else if (keyboardState.IsKeyDown(Keys.Down))
{
m_camera.MoveForward(0.1f);
}
// Strafe left/right
if (keyboardState.IsKeyDown(Keys.A))
{
m_camera.Starfe(0.1f, true);
}
else if (keyboardState.IsKeyDown(Keys.D))
{
m_camera.Starfe(-0.1f, true);
}
// Strafe left/right
if (keyboardState.IsKeyDown(Keys.Z))
{
m_camera.Starfe(-5f, false);
}
else if (keyboardState.IsKeyDown(Keys.C))
{
m_camera.Starfe(5f, false);
}
// Levitate up/down
if (keyboardState.IsKeyDown(Keys.W))
{
m_camera.Levitate(-0.1f);
}
else if (keyboardState.IsKeyDown(Keys.S))
{
m_camera.Levitate(0.1f);
}
m_camera.UpdateMouseRay(mousePos, graphics.GraphicsDevice.Viewport);
if (mouseState.LeftButton == ButtonState.Pressed && prevMouseState.LeftButton == ButtonState.Released)
{
List <Vox> toCheckDistanceOn = new List <Vox>();
float distance;
Nullable <float> tempDistance = null;
Vox tempVox = new Vox();
for (int i = 0; i <= voxels.Count - 1; i++)
{
if (voxels[i].CheckRayIntersection(m_camera.MouseRay) != null)
{
toCheckDistanceOn.Add(voxels[i]);
}
}
for (int i = 0; i <= toCheckDistanceOn.Count - 1; i++)
{
float tempX = toCheckDistanceOn[i].Position.X - m_camera.position.X;
float tempY = toCheckDistanceOn[i].Position.Y - m_camera.position.Y;
float tempZ = toCheckDistanceOn[i].Position.Z - m_camera.position.Z;
distance = (float)Math.Sqrt(Math.Abs(tempX * tempX + tempY * tempY + tempZ * tempZ));
if (distance < tempDistance)
{
tempDistance = distance;
tempVox = toCheckDistanceOn[i];
}
if (tempDistance == null)
{
tempDistance = distance;
tempVox = toCheckDistanceOn[i];
}
}
if (toCheckDistanceOn.Count > 0)
{
voxels.Remove(tempVox);
}
}
if (mouseState.RightButton == ButtonState.Pressed && prevMouseState.RightButton == ButtonState.Released)
{
float distance;
Nullable <float> tempDistance = null;
Nullable <Vector3> tempDist = new Nullable <Vector3>();
Nullable <Vector3> rayDistances = new Nullable <Vector3>();
List <Nullable <Vector3> > toCheckDistanceOn = new List <Nullable <Vector3> >();
for (int i = 0; i <= voxels.Count - 1; i++)
{
rayDistances = voxels[i].CheckRayIntersection(m_camera.MouseRay);
if (rayDistances != null)
{
toCheckDistanceOn.Add(rayDistances);
}
}
for (int i = 0; i <= toCheckDistanceOn.Count - 1; i++)
{
float tempX = toCheckDistanceOn[i].Value.X - m_camera.position.X;
float tempY = toCheckDistanceOn[i].Value.Y - m_camera.position.Y;
float tempZ = toCheckDistanceOn[i].Value.Z - m_camera.position.Z;
distance = (float)Math.Sqrt(Math.Abs(tempX * tempX + tempY * tempY + tempZ * tempZ));
if (distance < tempDistance)
{
tempDistance = distance;
tempDist = toCheckDistanceOn[i];
}
if (tempDistance == null)
{
tempDistance = distance;
tempDist = toCheckDistanceOn[i];
}
}
List <Vox> VOXtoCheckDistanceOn = new List <Vox>();
float VOXdistance;
Nullable <float> VOXtempDistance = null;
Vox tempVox = new Vox();
for (int i = 0; i <= voxels.Count - 1; i++)
{
if (voxels[i].CheckRayIntersection(m_camera.MouseRay) != null)
{
VOXtoCheckDistanceOn.Add(voxels[i]);
}
}
for (int i = 0; i <= VOXtoCheckDistanceOn.Count - 1; i++)
{
float tempX = VOXtoCheckDistanceOn[i].Position.X - m_camera.position.X;
float tempY = VOXtoCheckDistanceOn[i].Position.Y - m_camera.position.Y;
float tempZ = VOXtoCheckDistanceOn[i].Position.Z - m_camera.position.Z;
VOXdistance = (float)Math.Sqrt(Math.Abs(tempX * tempX + tempY * tempY + tempZ * tempZ));
if (VOXdistance < VOXtempDistance)
{
VOXtempDistance = VOXdistance;
tempVox = VOXtoCheckDistanceOn[i];
}
if (VOXtempDistance == null)
{
VOXtempDistance = VOXdistance;
tempVox = VOXtoCheckDistanceOn[i];
}
}
Vector3 valueOfCube = new Vector3();
if (tempDist != null)
{
if (tempDist.Value.X - tempVox.Position.X == 0.5)
{
valueOfCube = new Vector3(1, 0, 0);
}
if (tempDist.Value.Y - tempVox.Position.Y == 0.5)
{
valueOfCube = new Vector3(0, 1, 0);
}
if (tempDist.Value.Z - tempVox.Position.Z == 0.5)
{
valueOfCube = new Vector3(0, 0, 1);
}
if (tempDist.Value.X - tempVox.Position.X == -0.5)
{
valueOfCube = new Vector3(-1, 0, 0);
}
if (tempDist.Value.Y - tempVox.Position.Y == -0.5)
{
valueOfCube = new Vector3(0, -1, 0);
}
if (tempDist.Value.Z - tempVox.Position.Z == -0.5)
{
valueOfCube = new Vector3(0, 0, -1);
}
if (toCheckDistanceOn.Count > 0)
{
voxels.Add(new Vox(new Vector3(tempVox.Position.X + valueOfCube.X, tempVox.Position.Y + valueOfCube.Y, tempVox.Position.Z + valueOfCube.Z), 1, Color.Black, GraphicsDevice, view, projection, fx));
}
}
}
// TODO: Add your update logic here
for (int i = 0; i < voxels.Count; i++)
{
voxels[i].Update(gameTime);
}
m_camera.Update();
prevMouseState = mouseState;
prevKeyboardState = keyboardState;
base.Update(gameTime);
}
/// <summary>
/// Allows the game to run logic such as updating the world,
/// checking for collisions, gathering input, and playing audio.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Update(GameTime gameTime)
{
KeyboardState keyboardState = Keyboard.GetState();
MouseState mouseState = Mouse.GetState();
// Allows the game to exit
if (Keyboard.GetState().IsKeyDown(Keys.Escape)) Exit();
Vector2 mousePos = new Vector2(mouseState.X, mouseState.Y);
// Move forward/backward
if (keyboardState.IsKeyDown(Keys.Up))
m_camera.MoveForward(-0.1f);
else if (keyboardState.IsKeyDown(Keys.Down))
m_camera.MoveForward(0.1f);
// Strafe left/right
if (keyboardState.IsKeyDown(Keys.A))
m_camera.Starfe(0.1f, true);
else if (keyboardState.IsKeyDown(Keys.D))
m_camera.Starfe(-0.1f, true);
// Strafe left/right
if (keyboardState.IsKeyDown(Keys.Z))
m_camera.Starfe(-5f, false);
else if (keyboardState.IsKeyDown(Keys.C))
m_camera.Starfe(5f, false);
// Levitate up/down
if (keyboardState.IsKeyDown(Keys.W))
m_camera.Levitate(-0.1f);
else if (keyboardState.IsKeyDown(Keys.S))
m_camera.Levitate(0.1f);
m_camera.UpdateMouseRay(mousePos, graphics.GraphicsDevice.Viewport);
if (mouseState.LeftButton == ButtonState.Pressed && prevMouseState.LeftButton == ButtonState.Released)
{
List<Vox> toCheckDistanceOn = new List<Vox>();
float distance;
Nullable<float> tempDistance = null;
Vox tempVox = new Vox();
for (int i = 0; i <= voxels.Count - 1; i++)
{
if (voxels[i].CheckRayIntersection(m_camera.MouseRay) != null)
toCheckDistanceOn.Add(voxels[i]);
}
for (int i = 0; i <= toCheckDistanceOn.Count - 1; i++)
{
float tempX = toCheckDistanceOn[i].Position.X - m_camera.position.X;
float tempY = toCheckDistanceOn[i].Position.Y - m_camera.position.Y;
float tempZ = toCheckDistanceOn[i].Position.Z - m_camera.position.Z;
distance = (float)Math.Sqrt(Math.Abs(tempX * tempX + tempY * tempY + tempZ * tempZ));
if (distance < tempDistance)
{
tempDistance = distance;
tempVox = toCheckDistanceOn[i];
}
if (tempDistance == null)
{
tempDistance = distance;
tempVox = toCheckDistanceOn[i];
}
}
if (toCheckDistanceOn.Count > 0)
voxels.Remove(tempVox);
}
if (mouseState.RightButton == ButtonState.Pressed && prevMouseState.RightButton == ButtonState.Released)
{
float distance;
Nullable<float> tempDistance = null;
Nullable<Vector3> tempDist = new Nullable<Vector3>();
Nullable<Vector3> rayDistances = new Nullable<Vector3>();
List<Nullable<Vector3>> toCheckDistanceOn = new List<Nullable<Vector3>>();
for (int i = 0; i <= voxels.Count - 1; i++)
{
rayDistances = voxels[i].CheckRayIntersection(m_camera.MouseRay);
if (rayDistances != null)
toCheckDistanceOn.Add(rayDistances);
}
for (int i = 0; i <= toCheckDistanceOn.Count - 1; i++)
{
float tempX = toCheckDistanceOn[i].Value.X - m_camera.position.X;
float tempY = toCheckDistanceOn[i].Value.Y - m_camera.position.Y;
float tempZ = toCheckDistanceOn[i].Value.Z - m_camera.position.Z;
distance = (float)Math.Sqrt(Math.Abs(tempX * tempX + tempY * tempY + tempZ * tempZ));
if (distance < tempDistance)
{
tempDistance = distance;
tempDist = toCheckDistanceOn[i];
}
if (tempDistance == null)
{
tempDistance = distance;
tempDist = toCheckDistanceOn[i];
}
}
List<Vox> VOXtoCheckDistanceOn = new List<Vox>();
float VOXdistance;
Nullable<float> VOXtempDistance = null;
Vox tempVox = new Vox();
for (int i = 0; i <= voxels.Count - 1; i++)
{
if (voxels[i].CheckRayIntersection(m_camera.MouseRay) != null)
VOXtoCheckDistanceOn.Add(voxels[i]);
}
for (int i = 0; i <= VOXtoCheckDistanceOn.Count - 1; i++)
{
float tempX = VOXtoCheckDistanceOn[i].Position.X - m_camera.position.X;
float tempY = VOXtoCheckDistanceOn[i].Position.Y - m_camera.position.Y;
float tempZ = VOXtoCheckDistanceOn[i].Position.Z - m_camera.position.Z;
VOXdistance = (float)Math.Sqrt(Math.Abs(tempX * tempX + tempY * tempY + tempZ * tempZ));
if (VOXdistance < VOXtempDistance)
{
VOXtempDistance = VOXdistance;
tempVox = VOXtoCheckDistanceOn[i];
}
if (VOXtempDistance == null)
{
VOXtempDistance = VOXdistance;
tempVox = VOXtoCheckDistanceOn[i];
}
}
Vector3 valueOfCube = new Vector3();
if (tempDist != null)
{
if (tempDist.Value.X - tempVox.Position.X == 0.5)
valueOfCube = new Vector3(1, 0, 0);
if (tempDist.Value.Y - tempVox.Position.Y == 0.5)
valueOfCube = new Vector3(0, 1, 0);
if (tempDist.Value.Z - tempVox.Position.Z == 0.5)
valueOfCube = new Vector3(0, 0, 1);
if (tempDist.Value.X - tempVox.Position.X == -0.5)
valueOfCube = new Vector3(-1, 0, 0);
if (tempDist.Value.Y - tempVox.Position.Y == -0.5)
valueOfCube = new Vector3(0, -1, 0);
if (tempDist.Value.Z - tempVox.Position.Z == -0.5)
valueOfCube = new Vector3(0, 0, -1);
if (toCheckDistanceOn.Count > 0)
voxels.Add(new Vox(new Vector3(tempVox.Position.X + valueOfCube.X, tempVox.Position.Y + valueOfCube.Y, tempVox.Position.Z + valueOfCube.Z), 1, Color.Black, GraphicsDevice, view, projection, fx));
}
}
// TODO: Add your update logic here
for (int i = 0; i < voxels.Count; i++)
{
voxels[i].Update(gameTime);
}
m_camera.Update();
prevMouseState = mouseState;
prevKeyboardState = keyboardState;
base.Update(gameTime);
}