Exemplo n.º 1
0
        //public static float keyOL = 0;

        void Update(double dt)
        {
            float s = 0.3f;

            /*var newKeyTG = keyTG;
             * if (scene.Input.GetKey(Key.T)) newKeyTG += (float)dt * s;
             * if (scene.Input.GetKey(Key.G)) newKeyTG -= (float)dt * s;
             * MyMath.Clamp01(ref newKeyTG);
             * if (newKeyTG != keyTG)
             * {
             *      keyTG = newKeyTG;
             *      Log.Info("keyTG = " + keyTG);
             * }
             *
             * var newKeyZH = keyZH;
             * if (scene.Input.GetKey(Key.Z)) newKeyZH += (float)dt * s;
             * if (scene.Input.GetKey(Key.H)) newKeyZH -= (float)dt * s;
             * MyMath.Clamp01(ref newKeyZH);
             * if (newKeyZH != keyZH)
             * {
             *      keyZH = newKeyZH;
             *      Log.Info("keyZH = " + keyZH);
             * }
             */
            var newKeyUJ = keyUJ;

            if (scene.Input.GetKey(Key.U))
            {
                newKeyUJ += (float)dt * s;
            }
            if (scene.Input.GetKey(Key.J))
            {
                newKeyUJ -= (float)dt * s;
            }
            MyMath.Clamp01(ref newKeyUJ);
            if (newKeyUJ != keyUJ)
            {
                keyUJ = newKeyUJ;
                Log.Info("keyUJ = " + keyUJ);
            }

            var newKeyIK = keyIK;

            if (scene.Input.GetKey(Key.I))
            {
                newKeyIK += (float)dt * s;
            }
            if (scene.Input.GetKey(Key.K))
            {
                newKeyIK -= (float)dt * s;
            }
            MyMath.Clamp01(ref newKeyIK);
            if (newKeyIK != keyIK)
            {
                keyIK = newKeyIK;
                Log.Info("keyIK = " + keyIK);
            }

            /*
             * var newKeyOL = keyOL;
             * if (scene.Input.GetKey(Key.O)) newKeyOL += (float)dt * s;
             * if (scene.Input.GetKey(Key.L)) newKeyOL -= (float)dt * s;
             * MyMath.Clamp01(ref newKeyOL);
             * if (newKeyOL != keyOL)
             * {
             *      keyOL = newKeyOL;
             *      Log.Info("keyOL = " + keyOL);
             * }
             */
        }
Exemplo n.º 2
0
        void Update(float deltaTime)
        {
            if (deltaTime > 1 / 30f)
            {
                deltaTime = 1 / 30f;
            }

            var rotation = Transform.Rotation;
            var position = Transform.Position;


            if (Debug.GetCVar("game / camera position 1 / save").EatBoolIfTrue())
            {
                savedPosition1 = position;
                savedRotation1 = rotation;
            }
            if (Debug.GetCVar("game / camera position 1 / load").EatBoolIfTrue())
            {
                position = Transform.Position = savedPosition1;
                rotation = Transform.Rotation = savedRotation1;
            }

            if (Debug.GetCVar("game / camera position 2 / save").EatBoolIfTrue())
            {
                savedPosition2 = position;
                savedRotation2 = rotation;
            }
            if (Debug.GetCVar("game / camera position 2 / load").EatBoolIfTrue())
            {
                position = Transform.Position = savedPosition2;
                rotation = Transform.Rotation = savedRotation2;
            }


            var planet = planets?.GetClosestPlanet(position);


            Debug.AddValue("camera / speed modifier", cameraSpeedModifier);
            Debug.AddValue("camera / position", position);

            var mouse = Mouse.GetState();

            var mouseDelta = new Point(mouse.X - lastMousePos.X, mouse.Y - lastMousePos.Y);

            lastMousePos = new Point(mouse.X, mouse.Y);

            int scrollWheelDelta = mouse.ScrollWheelValue - scrollWheelValue;

            scrollWheelValue = mouse.ScrollWheelValue;


            if (Input.GetKeyDown(Key.Escape))
            {
                if (Scene.Engine.WindowState == WindowState.Fullscreen)
                {
                    Scene.Engine.WindowState = WindowState.Normal;
                }
                else if (Input.LockCursor)
                {
                    Input.LockCursor    = false;
                    Input.CursorVisible = true;
                }
                else
                {
                    Scene.Engine.Exit();
                }
            }

            if (Input.GeMouseButtonDown(MouseButton.Left))
            {
                if (Input.LockCursor == false)
                {
                    Input.LockCursor    = true;
                    Input.CursorVisible = false;
                }
            }


            float planetSpeedModifier = 1;

            if (planet != null)
            {
                var planetLocalPosition          = planet.Transform.Position.Towards(position).ToVector3d();
                var sphericalPlanetLocalPosition = planet.CalestialToSpherical(planetLocalPosition);
                var onPlanetSurfaceHeight        = planet.GetSurfaceHeight(planetLocalPosition);
                var onPlanetDistanceToSurface    = sphericalPlanetLocalPosition.altitude - onPlanetSurfaceHeight;

                {
                    Debug.AddValue("camera / distance to surface", onPlanetDistanceToSurface);
                    {
                        var s = MyMath.SmoothStep(1, 30000, (float)onPlanetDistanceToSurface);
                        cam.NearClipPlane = 1000 * s + 0.5f;
                        cam.FarClipPlane  = 5000000 * s + 100000;
                    }
                }


                if (speedBasedOnDistanceToPlanet)
                {
                    var s = MyMath.Clamp(onPlanetDistanceToSurface, 1, 30000);
                    planetSpeedModifier = (1 + (float)s / 5.0f);
                }
            }

            if (Input.LockCursor)
            {
                if (scrollWheelDelta > 0)
                {
                    cameraSpeedModifier *= 1.3f;
                }
                if (scrollWheelDelta < 0)
                {
                    cameraSpeedModifier /= 1.3f;
                }
                cameraSpeedModifier = MyMath.Clamp(cameraSpeedModifier, 1, 100000);
                float currentSpeed = cameraSpeedModifier * planetSpeedModifier;



                if (Input.GetKey(Key.ShiftLeft))
                {
                    currentSpeed *= 5;
                }

                Debug.AddValue("camera / real speed", currentSpeed);

                var targetVelocity = Vector3.Zero;
                if (Input.GetKey(Key.W))
                {
                    targetVelocity += currentSpeed * Constants.Vector3Forward;
                }
                if (Input.GetKey(Key.S))
                {
                    targetVelocity -= currentSpeed * Constants.Vector3Forward;
                }
                if (Input.GetKey(Key.D))
                {
                    targetVelocity += currentSpeed * Constants.Vector3Right;
                }
                if (Input.GetKey(Key.A))
                {
                    targetVelocity -= currentSpeed * Constants.Vector3Right;
                }
                if (Input.GetKey(Key.Space))
                {
                    targetVelocity += currentSpeed * Constants.Vector3Up;
                }
                if (Input.GetKey(Key.ControlLeft))
                {
                    targetVelocity -= currentSpeed * Constants.Vector3Up;
                }

                //var pos = Matrix4.CreateTranslation(targetVelocity);


                float pitchDelta = 0;
                float yawDelta   = 0;
                float rollDelta  = 0;

                float c = mouseSensitivty * (float)deltaTime;
                yawDelta   += mouseDelta.X * c;
                pitchDelta += mouseDelta.Y * c;

                if (Input.GetKey(Key.Q))
                {
                    rollDelta -= c;
                }
                if (Input.GetKey(Key.E))
                {
                    rollDelta += c;
                }


                if (planet != null && Input.GetKeyDown(Key.C))
                {
                    rotation = position.Towards(planet.Transform.Position).ToVector3d().Normalized().ToVector3().LookRot();
                }

                if (planet != null && WalkOnPlanet.Bool)
                {
                    var up      = planet.Center.Towards(position).ToVector3().Normalized();
                    var forward = walkOnSphere_lastForward;

                    if (walkOnSphere_isFirstRun)
                    {
                        walkOnSphere_lastUp = up;

                        var pointOnPlanet = planet.Center.Towards(position).ToVector3d();
                        var s             = planet.CalestialToSpherical(pointOnPlanet);
                        //s.latitude += 0.1f;
                        //var forwardToPole = pointOnPlanet.Towards(planet.SphericalToCalestial(s)).Normalized().ToVector3().Normalized();
                        forward = Constants.Vector3Forward.RotateBy(rotation);
                    }
                    else
                    {
                        var upDeltaAngle = up.Angle(walkOnSphere_lastUp);
                        var upDeltaRot   = Quaternion.FromAxisAngle(up.Cross(walkOnSphere_lastUp), upDeltaAngle).Inverted();

                        forward = forward.RotateBy(upDeltaRot);
                    }


                    var left = up.Cross(forward);

                    var rotDelta =
                        Quaternion.FromAxisAngle(up, -yawDelta) *
                        Quaternion.FromAxisAngle(left, pitchDelta);


                    forward = forward.RotateBy(rotDelta);

                    {
                        // clamping up down rotation
                        var maxUpDownAngle = 80;
                        var minUp          = MyMath.ToRadians(90 - maxUpDownAngle);
                        var maxDown        = MyMath.ToRadians(90 + maxUpDownAngle);
                        var angle          = forward.Angle(up);
                        if (angle < minUp)
                        {
                            forward = up.RotateBy(Quaternion.FromAxisAngle(left, minUp));
                        }
                        else if (angle > maxDown)
                        {
                            forward = up.RotateBy(Quaternion.FromAxisAngle(left, maxDown));
                        }
                    }


                    forward.Normalize();

                    rotation = QuaternionUtility.LookRotation(forward, up);

                    walkOnSphere_lastForward = forward;
                    walkOnSphere_lastUp      = up;
                    walkOnSphere_isFirstRun  = false;
                }
                else
                {
                    var rotDelta =
                        Quaternion.FromAxisAngle(-Vector3.UnitX, pitchDelta) *
                        Quaternion.FromAxisAngle(-Vector3.UnitY, yawDelta) *
                        Quaternion.FromAxisAngle(-Vector3.UnitZ, rollDelta);

                    rotation = rotation * rotDelta;

                    walkOnSphere_isFirstRun = true;
                }



                Transform.Rotation = rotation;

                targetVelocity  = targetVelocity.RotateBy(rotation);
                currentVelocity = Vector3.Lerp(currentVelocity, targetVelocity, velocityChangeSpeed * (float)deltaTime);

                position += currentVelocity * (float)deltaTime;

                // make cam on top of the planet
                if (planet != null && collideWithPlanetSurface)
                {
                    var planetLocalPosition          = planet.Transform.Position.Towards(position).ToVector3d();
                    var sphericalPlanetLocalPosition = planet.CalestialToSpherical(planetLocalPosition);
                    var onPlanetSurfaceHeight        = planet.GetSurfaceHeight(planetLocalPosition);
                    var onPlanetDistanceToSurface    = sphericalPlanetLocalPosition.altitude - onPlanetSurfaceHeight;

                    var h = onPlanetSurfaceHeight + 2;
                    if (sphericalPlanetLocalPosition.altitude <= h || WalkOnPlanet.Bool)
                    {
                        sphericalPlanetLocalPosition.altitude = h;
                        position = planet.Transform.Position + planet.SphericalToCalestial(sphericalPlanetLocalPosition);
                    }
                }


                Transform.Position = position;                 // += Entity.Transform.Position.Towards(position).ToVector3d() * deltaTime * 10;

                //Log.Info(entity.transform.position);
            }
        }
Exemplo n.º 3
0
        void Render()
        {
            //var projection = Matrix4.CreatePerspectiveFieldOfView(60, 1, 0, 100);
            var time = new System.Diagnostics.Stopwatch();

            time.Start();
            Log.Info("start");

            var faces = new[] {
                new {
                    face   = Cubemap.Face.PositiveX,
                    getPos = (Func <float, float, Vector3>)((float x, float y) => { return(new Vector3(+1, x, y)); }),
                },
                new {
                    face   = Cubemap.Face.NegativeX,
                    getPos = (Func <float, float, Vector3>)((float x, float y) => { return(new Vector3(-1, x, y)); }),
                },
                new {
                    face   = Cubemap.Face.PositiveY,
                    getPos = (Func <float, float, Vector3>)((float x, float y) => { return(new Vector3(x, +1, y)); }),
                },
                new {
                    face   = Cubemap.Face.NegativeY,
                    getPos = (Func <float, float, Vector3>)((float x, float y) => { return(new Vector3(x, -1, y)); }),
                },
                new {
                    face   = Cubemap.Face.PositiveZ,
                    getPos = (Func <float, float, Vector3>)((float x, float y) => { return(new Vector3(x, y, +1)); }),
                },
                new {
                    face   = Cubemap.Face.NegativeZ,
                    getPos = (Func <float, float, Vector3>)((float x, float y) => { return(new Vector3(x, y, -1)); }),
                },
            };

            var r = new Random();

            for (int x = 0; x < w; x++)
            {
                for (int y = 0; y < h; y++)
                {
                    var fx = x / (float)w;
                    var fy = y / (float)h;

                    for (int f = 0; f < 6; f++)
                    {
                        var pos = faces[f].getPos(fx, fy);
                        pos.Normalize();

                        var face = faces[f].face;

                        for (int i = 0; i < stars.Count; i++)
                        {
                            var d = stars[i].dir.DistanceSqr(pos);
                            if (d > stars[i].checkDistanceRadius)
                            {
                                continue;
                            }

                            d = 1.0f - MyMath.Clamp(d * w * h / stars[i].size, 0.0f, 1.0f);

                            //var c = cubemap.GetPixel(face, x, y);
                            var s = stars[i].color;
                            s = Color.FromArgb((int)(d * 255), s.R, s.G, s.B);
                            //c = c.Blend(s);

                            cubemap.SetPixel(face, x, y, s);
                            //cubemap.SetPixel(face, x, y, Color.Red);
                        }

                        //cubemap.SetPixel(face, x, y, Color.Red);
                    }
                }
            }

            Log.Info("done in " + time.Elapsed.TotalSeconds + " seconds");
        }