private void InitializeTransform()
{
aspectRatio = graphics.GraphicsDevice.Viewport.AspectRatio;
//Set up Third person camera
m_ThirdPersonCamera = new Camera(new Vector3(0, 18.5f, 59.5f));
m_ThirdPersonCamera.camRotation = new Vector3(0, 0, -0.17f);
m_ThirdPersonCamera.camProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.ToRadians(45), aspectRatio, 0.1f, 500.0f);
//Set up First person camera
m_FirstPersonCamera = new Camera(new Vector3(-16, 30, 6));
m_FirstPersonCamera.camRotation = new Vector3(0, 0.3f, -1.5f);
m_FirstPersonCamera.camProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.ToRadians(45), aspectRatio, 0.1f, 500.0f);
//Set main camera to the third person camera
m_mainCamera = m_ThirdPersonCamera;
}
protected void KeyboardInput()
{
// TODO: Add your update logic here
KeyboardState keyboardState = Keyboard.GetState();
GamePadState gamePadState = GamePad.GetState(PlayerIndex.One);
//Exit the game
if (keyboardState.IsKeyDown(Keys.Escape))
{
this.Exit();
}
if (m_debugMode == true)
{
if (keyboardState.IsKeyDown(Keys.A))
{
//Move camera left
m_mainCamera.MoveCamera(new Vector3(-0.5f, 0, 0));
}
if (keyboardState.IsKeyDown(Keys.D))
{
//Move camera right
m_mainCamera.MoveCamera(new Vector3(0.5f, 0, 0));
}
if (keyboardState.IsKeyDown(Keys.W))
{
//Move camera up
m_mainCamera.MoveCamera(new Vector3(0, 0.5f, 0));
}
if (keyboardState.IsKeyDown(Keys.S))
{
//Move camera Down
m_mainCamera.MoveCamera(new Vector3(0, -0.5f, 0));
}
if (keyboardState.IsKeyDown(Keys.F))
{
//Move camera Back
m_mainCamera.MoveCamera(new Vector3(0, 0, 0.5f));
}
if (keyboardState.IsKeyDown(Keys.R))
{
////Move camera forwards
m_mainCamera.MoveCamera(new Vector3(0, 0, -0.5f));
}
if (keyboardState.IsKeyDown(Keys.U))
{
//Rotate camera left
m_mainCamera.RotateCamera(new Vector3(GameVariables.camRotationSpeed, 0, 0));
}
if (keyboardState.IsKeyDown(Keys.J))
{
//Rotate camera right
m_mainCamera.RotateCamera(new Vector3(-GameVariables.camRotationSpeed, 0, 0));
}
if (keyboardState.IsKeyDown(Keys.O))
{
//Pan camera up
m_mainCamera.RotateCamera(new Vector3(0, 0, GameVariables.camRotationSpeed));
}
if (keyboardState.IsKeyDown(Keys.L))
{
//Pan camera down
m_mainCamera.RotateCamera(new Vector3(0, 0, -GameVariables.camRotationSpeed));
}
// Change camera type
if (keyboardState.IsKeyDown(Keys.C))
{
if (m_mainCamera == m_FirstPersonCamera)
{
m_mainCamera = m_ThirdPersonCamera;
}
else if (m_mainCamera == m_ThirdPersonCamera)
{
m_mainCamera = m_FirstPersonCamera;
}
}
// Render collision skins (key 0)
if (keyboardState.IsKeyDown(Keys.D0))
{
m_PhysicsDebug = !m_PhysicsDebug;
}
// Toggle music (key 8)
if (keyboardState.IsKeyDown(Keys.D8))
{
m_playSounds = !m_playSounds;
if (m_playSounds)
{
MediaPlayer.Play(m_mainTheme);
}
else if (!m_playSounds)
{
MediaPlayer.Stop();
}
}
}
if (!gamePadState.IsConnected)
{
//Insert a coin/money once each time the key is pressed
if (keyboardState.IsKeyDown(Keys.B) && m_coinInsertedOnceChecker == true)
{
//If the player has money
if (m_Money > 0)
{
//Play sound effect and manage the money
if (m_playSounds)
m_insertCoinSE.Play();
m_coinsInserted++;
m_Money--;
m_coinInsertedOnceChecker = false;
}
}
else if (keyboardState.IsKeyUp(Keys.B))
{
//Allow money to be inserted if the key is released
m_coinInsertedOnceChecker = true;
}
}
if (keyboardState.IsKeyDown(Keys.D9))
{
m_debugMode = !m_debugMode;
}
}
//This deviates from standard source(16Nov10). I added an argument for a Camera class object
public DebugDrawer(Game game, Camera camera)
: base(game)
{
this.vertexData = new List<VertexPositionColor>();
this.camera = camera;
}
public void UFOLogic()
{
KeyboardState keyboardState = Keyboard.GetState();
GamePadState gamePadState = GamePad.GetState(PlayerIndex.One);
//Grabbing dropping states for logic
if (m_ufoState == e_UFOStates.e_freeRoam)
{
//If there is atleast 1 coin inserted allow the player to move the UFO
if (m_coinsInserted > 0)
{
if (keyboardState.IsKeyDown(Keys.Left) || gamePadState.DPad.Left == ButtonState.Pressed)
{
m_UFOController.force0 = new Vector3(-GameVariables.ufoMoveSpeed, 0, 0);
}
else if (keyboardState.IsKeyDown(Keys.Right) || gamePadState.DPad.Right == ButtonState.Pressed)
{
m_UFOController.force0 = new Vector3(GameVariables.ufoMoveSpeed, 0, 0);
}
else if (keyboardState.IsKeyDown(Keys.Up) || gamePadState.DPad.Up == ButtonState.Pressed)
{
m_UFOController.force0 = new Vector3(0, 0, -GameVariables.ufoMoveSpeed);
}
else if (keyboardState.IsKeyDown(Keys.Down) || gamePadState.DPad.Down == ButtonState.Pressed)
{
m_UFOController.force0 = new Vector3(0, 0, GameVariables.ufoMoveSpeed);
}
//Set the UFO to grab
if (keyboardState.IsKeyDown(Keys.Space) || gamePadState.Buttons.A == ButtonState.Pressed)
{
//Clear forces and set all forces to 0 so the UFO doesn't move based on previous moving forces.
m_UFO.m_body.ClearForces();
m_UFO.m_body.Velocity = new Vector3(0, 0, 0);
m_UFOController.force0 = Vector3.Zero;
//Remove a try/coin
m_coinsInserted--;
//Play grabbing Sound effect
if (m_playSounds)
m_UFObeamingSE.Play();
//Change state to grabbing
m_ufoState = e_UFOStates.e_grabbing;
}
}
}
else if (m_ufoState == e_UFOStates.e_grabbing)
{
m_mainCamera = m_FirstPersonCamera;
//Move UFO down
m_UFOController.force0 = new Vector3(0, -GameVariables.grabSpeed, 0);
}
else if (m_ufoState == e_UFOStates.e_moveBackUp)
{
//If the body of the UFO is not at/around the original position
if (m_UFO.m_body.Position.Y < m_UFO.m_GOPos.Y)
{
//Move it back up
m_UFOController.force0 = new Vector3(0, GameVariables.grabSpeed, 0);
}
//If it has
else if (m_UFO.m_body.Position.Y >= m_UFO.m_GOPos.Y)
{
//Clear all forces again so it doesn't move higher
m_UFO.m_body.ClearForces();
m_UFO.m_body.Velocity = new Vector3(0, 0, 0);
m_UFOController.force0 = Vector3.Zero;
//Change state to move across
m_ufoState = e_UFOStates.e_moveBackAcross;
}
}
else if (m_ufoState == e_UFOStates.e_moveBackAcross)
{
//Seek to the original position with slowing down algorithm based on the steering paper
Vector3 targetOffset = m_UFO.m_GOPos - m_UFO.m_body.Position;
float distance = targetOffset.Length();
float rampedSpeed = GameVariables.ufoMoveSpeed * (distance/50);
float clippedSpeed = MathHelper.Min(rampedSpeed, GameVariables.ufoMoveSpeed);
Vector3 desiredVelocity = (clippedSpeed/distance) * targetOffset;
Vector3 steering = desiredVelocity - m_UFO.m_body.Velocity;
m_UFOController.force0 = steering;
//If the UFO is within the distance from the starting point
if (distance <= 0.5f)
{
//Clear forces
m_UFO.m_body.ClearForces();
m_UFO.m_body.Velocity = new Vector3(0, 0, 0);
m_UFOController.force0 = Vector3.Zero;
//Change state to drop the prizes
m_ufoState = e_UFOStates.e_drop;
}
}
else if (m_ufoState == e_UFOStates.e_drop)
{
//Drop all prizes. The ones grabbed will fall while the ones not grabbed will stay still
foreach (Prize ob in m_prizesList)
{
ob.Drop();
}
m_mainCamera = m_ThirdPersonCamera;
//Allow the player to move again
m_ufoState = e_UFOStates.e_freeRoam;
}
}
public virtual void Render(DebugDrawer debugDrawer, Camera cam)
{
foreach (ModelMesh mesh in m_GOModel.Meshes)
{
//This is where the mesh orientation is set
foreach (BasicEffect effect in mesh.Effects)
{
effect.EnableDefaultLighting();
if (m_body.CollisionSkin != null)
effect.World = m_GOModelTransforms[mesh.ParentBone.Index] * Matrix.CreateScale(m_GOScale) * m_body.CollisionSkin.GetPrimitiveLocal(0).Transform.Orientation * m_body.Orientation * Matrix.CreateFromYawPitchRoll(m_GORot.X, m_GORot.Y, m_GORot.Z) * Matrix.CreateTranslation(m_body.Position);
else
effect.World = m_GOModelTransforms[mesh.ParentBone.Index] * Matrix.CreateScale(m_GOScale) * m_body.Orientation * Matrix.CreateFromYawPitchRoll(m_GORot.X, m_GORot.Y, m_GORot.Z) * Matrix.CreateTranslation(m_body.Position);
effect.Projection = cam.camProjectionMatrix;
effect.View = cam.camViewMatrix;
//render fog for all models.
effect.SpecularPower = 2;
effect.FogEnabled = true;
effect.FogColor = Color.Black.ToVector3();
effect.FogStart = 70;
effect.FogEnd = 80;
if (m_textured)
{
effect.TextureEnabled = true;
}
else
{
effect.TextureEnabled = false;
}
}
//Draw the mesh, will use the effects set above.
mesh.Draw();
}
}