Exemplo n.º 1
0
        /// <summary>
        /// Event Handler to handle a request by a surface to rendered by the device
        /// </summary>
        /// <param name="sender">The object that made the request</param>
        /// <param name="e">The arguments for the event</param>
        public void OnRenderSingleView(Object sender, RenderSingleViewEventArgs e)
        {
            // if the device has been lost, check it's state
            if( base.Device != null && this.isDeviceLost)
            {
                try
                {
                    // test co-operation level to make sure it is ok to render
                    base.Device.TestCooperativeLevel();
                }
                catch (DeviceLostException)
                {
                    // don't do anything if the device has been lost
                    return;
                }
                catch (DeviceNotResetException)
                {
                    base.RefreshPresentParameters();
                    // device can be resest so do so
                    base.Device.Reset(base.PresentParameters);
                }
                // ok to move on
                this.isDeviceLost = false;
            }

            IRenderSurface renderSurface = (IRenderSurface)sender;

            // render to the surface
            if( base.Device != null)
            {
                this.SetupLights();
                // set the render target
                base.Device.SetRenderTarget(0,renderSurface.RenderTarget);

                // set the depth stencil
                base.Device.DepthStencilSurface = renderSurface.DepthStencil;

                // set the camera
                base.Device.Transform.View = renderSurface.Camera.ViewMatrix;
                base.Device.Transform.Projection = renderSurface.Camera.ProjectionMatrix;

                // clear the backBuffer
                base.Device.Clear(ClearFlags.Target | ClearFlags.ZBuffer, renderSurface.BackColor, 1.0f, 0);

                // setup the render quality for the viewport
                SetupDrawMode(renderSurface.DrawMode);

                // begin the scene
                base.Device.BeginScene();

                // render the scene
                e.Scene.Render(base.Device,renderSurface.Camera.WorldMatrix, e.FrameNumber);

                // render viewport descriptive text
                if(renderSurface.NameVisible)
                {
                    if (drawingFont == null)
                    {
                        drawingFont = new GraphicsFont(arialFont);
                        drawingFont.InitializeDeviceObjects(base.Device);
                    }

                    // draw GraphicsFont in 2D
                    drawingFont.DrawText(4, 4, Color.Black, renderSurface.Camera.Name);
                    drawingFont.DrawText(6, 6, Color.White, renderSurface.Camera.Name);
                }

                base.Device.EndScene();

                // if the their is a window to render too do so
                if( renderSurface.SwapChain != null)
                {
                    renderSurface.SwapChain.Present();
                }
            }
        }
Exemplo n.º 2
0
        /// <summary>
        /// Event Handler to handle a request by a surface to rendered by the device
        /// </summary>
        /// <param name="sender">The object that made the request</param>
        /// <param name="e">The arguments for the event</param>
        public void OnRenderSingleView(Object sender, RenderSingleViewEventArgs e)
        {
            // if the device has been lost, check it's state
            if (base.Device != null && this.isDeviceLost)
            {
                try
                {
                    // test co-operation level to make sure it is ok to render
                    base.Device.TestCooperativeLevel();
                }
                catch (DeviceLostException)
                {
                    // don't do anything if the device has been lost
                    return;
                }
                catch (DeviceNotResetException)
                {
                    base.RefreshPresentParameters();
                    // device can be resest so do so
                    base.Device.Reset(base.PresentParameters);
                }
                // ok to move on
                this.isDeviceLost = false;
            }

            IRenderSurface renderSurface = (IRenderSurface)sender;

            // render to the surface
            if (base.Device != null)
            {
                this.SetupLights();
                // set the render target
                base.Device.SetRenderTarget(0, renderSurface.RenderTarget);

                // set the depth stencil
                base.Device.DepthStencilSurface = renderSurface.DepthStencil;

                // set the camera
                base.Device.Transform.View       = renderSurface.Camera.ViewMatrix;
                base.Device.Transform.Projection = renderSurface.Camera.ProjectionMatrix;

                // clear the backBuffer
                base.Device.Clear(ClearFlags.Target | ClearFlags.ZBuffer, renderSurface.BackColor, 1.0f, 0);

                // setup the render quality for the viewport
                SetupDrawMode(renderSurface.DrawMode);

                // begin the scene
                base.Device.BeginScene();

                // render the scene
                e.Scene.Render(base.Device, renderSurface.Camera.WorldMatrix, e.FrameNumber);

                // render viewport descriptive text
                if (renderSurface.NameVisible)
                {
                    if (drawingFont == null)
                    {
                        drawingFont = new GraphicsFont(arialFont);
                        drawingFont.InitializeDeviceObjects(base.Device);
                    }

                    // draw GraphicsFont in 2D
                    drawingFont.DrawText(4, 4, Color.Black, renderSurface.Camera.Name);
                    drawingFont.DrawText(6, 6, Color.White, renderSurface.Camera.Name);
                }


                base.Device.EndScene();

                // if the their is a window to render too do so
                if (renderSurface.SwapChain != null)
                {
                    renderSurface.SwapChain.Present();
                }
            }
        }