Beispiel #1
0
        /// <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);
        }
Beispiel #2
0
        /// <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);
        }