UnloadTexture() static private method

Unloads the specified texture from OpenGL if loaded.
static private UnloadTexture ( Texture handle ) : void
handle Texture The handle to the registered texture.
return void
Esempio n. 1
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        internal static void UnloadUnusedTextures(double TimeElapsed)
        {
#if DEBUG
            //HACK: If when running in debug mode the frame time exceeds 1s, we can assume VS has hit a breakpoint
            //Don't unload textures in this case, as it just causes texture bugs
            if (TimeElapsed > 1000)
            {
                foreach (var Texture in Textures.RegisteredTextures)
                {
                    if (Texture != null)
                    {
                        Texture.LastAccess = CPreciseTimer.GetClockTicks();
                    }
                }
            }
#endif
            if (Game.CurrentInterface == Game.InterfaceType.Normal)
            {
                foreach (var Texture in Textures.RegisteredTextures)
                {
                    if (Texture != null && (CPreciseTimer.GetClockTicks() - Texture.LastAccess) > 20000)
                    {
                        Textures.UnloadTexture(Texture);
                    }
                }
            }
            else
            {
                //Don't unload textures if we are in a menu/ paused, as they may be required immediately after unpause
                foreach (var Texture in Textures.RegisteredTextures)
                {
                    //Texture can be null in certain cases....
                    if (Texture != null)
                    {
                        Texture.LastAccess = CPreciseTimer.GetClockTicks();
                    }
                }
            }
        }
Esempio n. 2
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        internal static void keyDownEvent(object sender, KeyboardKeyEventArgs e)
        {
            double speedModified = (ShiftPressed ? 2.0 : 1.0) * (ControlPressed ? 4.0 : 1.0) * (AltPressed ? 8.0 : 1.0);

            switch (e.Key)
            {
            case Key.ShiftLeft:
            case Key.ShiftRight:
                ShiftPressed = true;
                break;

            case Key.ControlLeft:
            case Key.ControlRight:
                ControlPressed = true;
                break;

            case Key.LAlt:
            case Key.RAlt:
                AltPressed = true;
                break;

            case Key.F5:
                if (CurrentRoute != null && CurrentlyLoading == false)
                {
                    Bitmap bitmap = null;
                    CurrentlyLoading         = true;
                    Renderer.OptionInterface = false;
                    if (!Interface.CurrentOptions.LoadingBackground)
                    {
                        Renderer.RenderScene(0.0);
                        currentGameWindow.SwapBuffers();
                        bitmap = new Bitmap(Renderer.ScreenWidth, Renderer.ScreenHeight, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
                        BitmapData bData = bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height), ImageLockMode.ReadWrite, bitmap.PixelFormat);
                        GL.ReadPixels(0, 0, Renderer.ScreenWidth, Renderer.ScreenHeight, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, bData.Scan0);
                        bitmap.UnlockBits(bData);
                        bitmap.RotateFlip(RotateFlipType.RotateNoneFlipY);
                        Renderer.TextureLoadingBkg = Textures.RegisterTexture(bitmap, new TextureParameters(null, null));
                    }
                    World.CameraAlignment a = World.CameraCurrentAlignment;
                    if (LoadRoute())
                    {
                        World.CameraCurrentAlignment = a;
                        TrackManager.UpdateTrackFollower(ref World.CameraTrackFollower, -1.0, true, false);
                        TrackManager.UpdateTrackFollower(ref World.CameraTrackFollower, a.TrackPosition, true, false);
                        World.CameraAlignmentDirection = new World.CameraAlignment();
                        World.CameraAlignmentSpeed     = new World.CameraAlignment();
                        ObjectManager.UpdateVisibility(a.TrackPosition, true);
                        ObjectManager.UpdateAnimatedWorldObjects(0.0, true);
                    }

                    CurrentlyLoading         = false;
                    Renderer.OptionInterface = true;
                    Textures.UnloadTexture(Renderer.TextureLoadingBkg);
                    if (bitmap != null)
                    {
                        bitmap.Dispose();
                    }
                }
                break;

            case Key.F7:
                if (CurrentlyLoading == true)
                {
                    break;
                }
                OpenFileDialog Dialog = new OpenFileDialog();
                Dialog.CheckFileExists = true;
                Dialog.Filter          = @"CSV/RW files|*.csv;*.rw|All files|*";
                if (Dialog.ShowDialog() == DialogResult.OK)
                {
                    Application.DoEvents();
                    CurrentlyLoading = true;
                    CurrentRoute     = Dialog.FileName;
                    LoadRoute();
                    ObjectManager.UpdateAnimatedWorldObjects(0.0, true);
                    CurrentlyLoading = false;
                    UpdateCaption();
                }
                else
                {
                    if (Program.CurrentlyRunOnMono)
                    {
                        //HACK: Dialog doesn't close properly when pressing the ESC key under Mono
                        //Avoid calling Application.DoEvents() unless absolutely necessary though!
                        Application.DoEvents();
                    }
                }
                Dialog.Dispose();
                break;

            case Key.F8:
                if (Program.CurrentlyLoading == true)
                {
                    //Don't allow the user to update the settings during loading, bad idea....
                    break;
                }
                if (formOptions.ShowOptions() == DialogResult.OK)
                {
                    UpdateGraphicsSettings();
                }
                Application.DoEvents();
                break;

            case Key.F9:
                if (Interface.MessageCount != 0)
                {
                    formMessages.ShowMessages();
                    Application.DoEvents();
                }
                break;

            case Key.F10:
                Renderer.RenderStatsOverlay = !Renderer.RenderStatsOverlay;
                break;

            case Key.A:
            case Key.Keypad4:
                World.CameraAlignmentDirection.Position.X = -World.CameraExteriorTopSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.D:
            case Key.Keypad6:
                World.CameraAlignmentDirection.Position.X = World.CameraExteriorTopSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.Keypad2:
                World.CameraAlignmentDirection.Position.Y = -World.CameraExteriorTopSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.Keypad8:
                World.CameraAlignmentDirection.Position.Y = World.CameraExteriorTopSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.W:
            case Key.Keypad9:
                World.CameraAlignmentDirection.TrackPosition = World.CameraExteriorTopSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.S:
            case Key.Keypad3:
                World.CameraAlignmentDirection.TrackPosition = -World.CameraExteriorTopSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.Left:
                World.CameraAlignmentDirection.Yaw = -World.CameraExteriorTopAngularSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.Right:
                World.CameraAlignmentDirection.Yaw = World.CameraExteriorTopAngularSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.Up:
                World.CameraAlignmentDirection.Pitch = World.CameraExteriorTopAngularSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.Down:
                World.CameraAlignmentDirection.Pitch = -World.CameraExteriorTopAngularSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.KeypadDivide:
                World.CameraAlignmentDirection.Roll = -World.CameraExteriorTopAngularSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.KeypadMultiply:
                World.CameraAlignmentDirection.Roll = World.CameraExteriorTopAngularSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.Keypad0:
                World.CameraAlignmentDirection.Zoom = World.CameraZoomTopSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.KeypadPeriod:
                World.CameraAlignmentDirection.Zoom = -World.CameraZoomTopSpeed * speedModified;
                CpuReducedMode = false;
                break;

            case Key.Keypad1:
                Game.ApplyPointOfInterest(-1, true);
                CpuReducedMode = false;
                break;

            case Key.Keypad7:
                Game.ApplyPointOfInterest(1, true);
                CpuReducedMode = false;
                break;

            case Key.PageUp:
                JumpToStation(1);
                CpuReducedMode = false;
                break;

            case Key.PageDown:
                JumpToStation(-1);
                CpuReducedMode = false;
                break;

            case Key.Keypad5:
                World.CameraCurrentAlignment.Yaw      = 0.0;
                World.CameraCurrentAlignment.Pitch    = 0.0;
                World.CameraCurrentAlignment.Roll     = 0.0;
                World.CameraCurrentAlignment.Position = new Vector3(0.0, 2.5, 0.0);
                World.CameraCurrentAlignment.Zoom     = 0.0;
                World.CameraAlignmentDirection        = new World.CameraAlignment();
                World.CameraAlignmentSpeed            = new World.CameraAlignment();
                World.VerticalViewingAngle            = World.OriginalVerticalViewingAngle;
                UpdateViewport();
                World.UpdateAbsoluteCamera(0.0);
                World.UpdateViewingDistances();
                CpuReducedMode = false;
                break;

            case Key.F:
                Renderer.OptionWireframe = !Renderer.OptionWireframe;
                CpuReducedMode           = false;
                if (Renderer.OptionWireframe)
                {
                    GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Line);
                }
                else
                {
                    GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Fill);
                }
                break;

            case Key.N:
                Renderer.OptionNormals = !Renderer.OptionNormals;
                CpuReducedMode         = false;
                break;

            case Key.E:
                Renderer.OptionEvents = !Renderer.OptionEvents;
                CpuReducedMode        = false;
                break;

            case Key.C:
                CpuAutomaticMode = !CpuAutomaticMode;
                CpuReducedMode   = false;
                break;

            case Key.I:
                Renderer.OptionInterface = !Renderer.OptionInterface;
                CpuReducedMode           = false;
                break;

            case Key.M:
                //SoundManager.Mute = !SoundManager.Mute;
                break;

            case Key.Plus:
            case Key.KeypadPlus:
                if (!JumpToPositionEnabled)
                {
                    JumpToPositionEnabled = true;
                    JumpToPositionValue   = "+";
                    CpuReducedMode        = false;
                }
                break;

            case Key.Minus:
            case Key.KeypadMinus:
                if (!JumpToPositionEnabled)
                {
                    JumpToPositionEnabled = true;
                    JumpToPositionValue   = "-";
                    CpuReducedMode        = false;
                }
                break;

            case Key.Number0:
            case Key.Number1:
            case Key.Number2:
            case Key.Number3:
            case Key.Number4:
            case Key.Number5:
            case Key.Number6:
            case Key.Number7:
            case Key.Number8:
            case Key.Number9:
                if (!JumpToPositionEnabled)
                {
                    JumpToPositionEnabled = true;
                    JumpToPositionValue   = string.Empty;
                }
                JumpToPositionValue += char.ConvertFromUtf32(48 + e.Key - Key.Number0);
                CpuReducedMode       = false;
                break;

            case Key.Period:
                if (!JumpToPositionEnabled)
                {
                    JumpToPositionEnabled = true;
                    JumpToPositionValue   = "0.";
                }
                else if (JumpToPositionValue.IndexOf('.') == -1)
                {
                    JumpToPositionValue += ".";
                }
                CpuReducedMode = false;
                break;

            case Key.BackSpace:
                if (JumpToPositionEnabled && JumpToPositionValue.Length != 0)
                {
                    JumpToPositionValue = JumpToPositionValue.Substring(0, JumpToPositionValue.Length - 1);
                    CpuReducedMode      = false;
                }
                break;

            case Key.Enter:
                if (JumpToPositionEnabled)
                {
                    if (JumpToPositionValue.Length != 0)
                    {
                        int direction;
                        if (JumpToPositionValue[0] == '-')
                        {
                            JumpToPositionValue = JumpToPositionValue.Substring(1);
                            direction           = -1;
                        }
                        else if (JumpToPositionValue[0] == '+')
                        {
                            JumpToPositionValue = JumpToPositionValue.Substring(1);
                            direction           = 1;
                        }
                        else
                        {
                            direction = 0;
                        }
                        double value;
                        if (double.TryParse(JumpToPositionValue, NumberStyles.Float, CultureInfo.InvariantCulture,
                                            out value))
                        {
                            if (value < TrackManager.CurrentTrack.Elements[TrackManager.CurrentTrack.Elements.Length - 1].StartingTrackPosition + 100 && value > MinimumJumpToPositionValue - 100)
                            {
                                if (direction != 0)
                                {
                                    value = World.CameraTrackFollower.TrackPosition + (double)direction * value;
                                }
                                TrackManager.UpdateTrackFollower(ref World.CameraTrackFollower, value, true, false);
                                World.CameraCurrentAlignment.TrackPosition = value;
                                World.UpdateAbsoluteCamera(0.0);
                                World.UpdateViewingDistances();
                            }
                        }
                    }
                }
                JumpToPositionEnabled = false;
                CpuReducedMode        = false;
                break;

            case Key.Escape:
                JumpToPositionEnabled = false;
                CpuReducedMode        = false;
                break;
            }
        }