public override void Run() { #region Create renderers // Note: the renderers take care of creating their own // device resources and listen for DeviceManager.OnInitialize // Create and initialize the quad renderer var quad = ToDispose(new QuadRenderer(Color.LightGray)); quad.Initialize(this); // Scale and translate the quad quad.World = Matrix.Scaling(5f); quad.World.TranslationVector = new Vector3(0, -0.5f, 0); // Create and initialize the cube renderer var cube = ToDispose(new CubeRenderer()); cube.Initialize(this); // Move the cube along the X axis by -1 cube.World = Matrix.Translation(-1, 0, 0); // Create and initialize the sphere renderer var sphere = ToDispose(new SphereRenderer()); sphere.Initialize(this); // Move the sphere along the Z axis by 1.1 sphere.World = Matrix.Translation(0, 0, 1.1f); //sphereWorld.ScaleVector = new Vector3(1, 0.5f, 1); // Create and initialize a Direct2D FPS text renderer var fps = ToDispose(new Common.FpsRenderer("Calibri", Color.CornflowerBlue, new Point(8, 8), 16)); fps.Initialize(this); // Create and initialize a general purpose Direct2D text renderer // This will display some instructions and the current view and rotation offsets var textRenderer = ToDispose(new Common.TextRenderer("Calibri", Color.CornflowerBlue, new Point(8, 45), 12)); textRenderer.Initialize(this); #endregion // Initialize the world matrix var worldMatrix = Matrix.Identity; // Set the camera position slightly to the right (x), above (y) and behind (-z) var cameraPosition = new Vector3(1, 1, -2); var cameraTarget = Vector3.Zero; // Looking at the origin 0,0,0 var cameraUp = Vector3.UnitY; // Y+ is Up // Prepare matrices // Create the view matrix from our camera position, look target and up direction var viewMatrix = Matrix.LookAtLH(cameraPosition, cameraTarget, cameraUp); // Create the projection matrix /* FoV 60degrees = Pi/3 radians */ // Aspect ratio (based on window size), Near clip, Far clip var projectionMatrix = Matrix.PerspectiveFovLH((float)Math.PI / 3f, Width / (float)Height, 0.5f, 100f); // Maintain the correct aspect ratio on resize Window.Resize += (s, e) => { projectionMatrix = Matrix.PerspectiveFovLH((float)Math.PI / 3f, Width / (float)Height, 0.5f, 100f); }; #region Rotation and window event handlers // Create a rotation vector to keep track of the rotation // around each of the axes var rotation = new Vector3(0.0f, 0.0f, 0.0f); // We will call this action to update text // for the text renderer Action updateText = () => { textRenderer.Text = String.Format("Rotation ({0}) (Up/Down Left/Right Wheel+-)\nView ({1}) (A/D, W/S, Shift+Wheel+-)" + "\nPress X to reinitialize the device and resources (device ptr: {2})" + "\nPress Z to show/hide depth buffer - Press F to toggle wireframe" + "\nPress 1,2,3,4 to switch shaders", rotation, viewMatrix.TranslationVector, DeviceManager.Direct3DDevice.NativePointer); }; Dictionary<Keys, bool> keyToggles = new Dictionary<Keys, bool>(); keyToggles[Keys.Z] = false; keyToggles[Keys.F] = false; // Support keyboard/mouse input to rotate or move camera view var moveFactor = 0.02f; // how much to change on each keypress var shiftKey = false; var ctrlKey = false; Window.KeyDown += (s, e) => { var context = DeviceManager.Direct3DContext; shiftKey = e.Shift; ctrlKey = e.Control; switch (e.KeyCode) { // WASD -> pans view case Keys.A: viewMatrix.TranslationVector += new Vector3(moveFactor * 2, 0f, 0f); break; case Keys.D: viewMatrix.TranslationVector -= new Vector3(moveFactor * 2, 0f, 0f); break; case Keys.S: if (shiftKey) viewMatrix.TranslationVector += new Vector3(0f, moveFactor * 2, 0f); else viewMatrix.TranslationVector += new Vector3(0f, 0f, 1) * moveFactor * 2; break; case Keys.W: if (shiftKey) viewMatrix.TranslationVector -= new Vector3(0f, moveFactor * 2, 0f); else viewMatrix.TranslationVector -= new Vector3(0f, 0f, 1) * moveFactor * 2; break; // Up/Down and Left/Right - rotates around X / Y respectively // (Mouse wheel rotates around Z) case Keys.Down: worldMatrix *= Matrix.RotationX(-moveFactor); rotation -= new Vector3(moveFactor, 0f, 0f); break; case Keys.Up: worldMatrix *= Matrix.RotationX(moveFactor); rotation += new Vector3(moveFactor, 0f, 0f); break; case Keys.Left: worldMatrix *= Matrix.RotationY(-moveFactor); rotation -= new Vector3(0f, moveFactor, 0f); break; case Keys.Right: worldMatrix *= Matrix.RotationY(moveFactor); rotation += new Vector3(0f, moveFactor, 0f); break; case Keys.X: // To test for correct resource recreation // Simulate device reset or lost. System.Diagnostics.Debug.WriteLine(SharpDX.Diagnostics.ObjectTracker.ReportActiveObjects()); DeviceManager.Initialize(DeviceManager.Dpi); System.Diagnostics.Debug.WriteLine(SharpDX.Diagnostics.ObjectTracker.ReportActiveObjects()); break; case Keys.Z: keyToggles[Keys.Z] = !keyToggles[Keys.Z]; if (keyToggles[Keys.Z]) { context.PixelShader.Set(depthPixelShader); } else { context.PixelShader.Set(pixelShader); } break; case Keys.F: keyToggles[Keys.F] = !keyToggles[Keys.F]; RasterizerStateDescription rasterDesc; if (context.Rasterizer.State != null) rasterDesc = context.Rasterizer.State.Description; else rasterDesc = new RasterizerStateDescription() { CullMode = CullMode.Back, FillMode = FillMode.Solid }; if (keyToggles[Keys.F]) { rasterDesc.FillMode = FillMode.Wireframe; context.Rasterizer.State = ToDispose(new RasterizerState(context.Device, rasterDesc)); } else { rasterDesc.FillMode = FillMode.Solid; context.Rasterizer.State = ToDispose(new RasterizerState(context.Device, rasterDesc)); } break; case Keys.D1: context.PixelShader.Set(pixelShader); break; case Keys.D2: context.PixelShader.Set(lambertShader); break; case Keys.D3: context.PixelShader.Set(phongShader); break; case Keys.D4: context.PixelShader.Set(blinnPhongShader); break; } updateText(); }; Window.KeyUp += (s, e) => { // Clear the shift/ctrl keys so they aren't sticky if (e.KeyCode == Keys.ShiftKey) shiftKey = false; if (e.KeyCode == Keys.ControlKey) ctrlKey = false; }; Window.MouseWheel += (s, e) => { if (shiftKey) { // Zoom in/out viewMatrix.TranslationVector -= new Vector3(0f, 0f, (e.Delta / 120f) * moveFactor * 2); } else { // rotate around Z-axis viewMatrix *= Matrix.RotationZ((e.Delta / 120f) * moveFactor); rotation += new Vector3(0f, 0f, (e.Delta / 120f) * moveFactor); } updateText(); }; var lastX = 0; var lastY = 0; Window.MouseDown += (s, e) => { if (e.Button == MouseButtons.Left) { lastX = e.X; lastY = e.Y; } }; Window.MouseMove += (s, e) => { if (e.Button == MouseButtons.Left) { var yRotate = lastX - e.X; var xRotate = lastY - e.Y; lastY = e.Y; lastX = e.X; // Mouse move changes viewMatrix *= Matrix.RotationX(xRotate * moveFactor); viewMatrix *= Matrix.RotationY(yRotate * moveFactor); updateText(); } }; // Display instructions with initial values updateText(); #endregion var clock = new System.Diagnostics.Stopwatch(); clock.Start(); #region Render loop // Create and run the render loop RenderLoop.Run(Window, () => { // Start of frame: // Retrieve immediate context var context = DeviceManager.Direct3DContext; // Clear depth stencil view context.ClearDepthStencilView(DepthStencilView, DepthStencilClearFlags.Depth | DepthStencilClearFlags.Stencil, 1.0f, 0); // Clear render target view context.ClearRenderTargetView(RenderTargetView, Color.White); // Create viewProjection matrix var viewProjection = Matrix.Multiply(viewMatrix, projectionMatrix); // Extract camera position from view var camPosition = Matrix.Transpose(Matrix.Invert(viewMatrix)).Column4; cameraPosition = new Vector3(camPosition.X, camPosition.Y, camPosition.Z); // If Keys.CtrlKey is down, auto rotate viewProjection based on time var time = clock.ElapsedMilliseconds / 1000.0f; if (ctrlKey) { viewProjection = Matrix.RotationY(time * 1.8f) * Matrix.RotationX(time * 1f) * Matrix.RotationZ(time * 0.6f) * viewProjection; } var worldRotation = Matrix.RotationAxis(Vector3.UnitY, time); var perFrame = new ConstantBuffers.PerFrame(); perFrame.Light.Color = Color.White; var lightDir = Vector3.Transform(new Vector3(1f, -1f, 1f), worldMatrix); perFrame.Light.Direction = new Vector3(lightDir.X, lightDir.Y, lightDir.Z); perFrame.CameraPosition = cameraPosition; context.UpdateSubresource(ref perFrame, perFrameBuffer); // Render each object var perMaterial = new ConstantBuffers.PerMaterial(); perMaterial.Ambient = new Color4(0.2f); perMaterial.Diffuse = Color.White; perMaterial.Emissive = new Color4(0); perMaterial.Specular = Color.White; perMaterial.SpecularPower = 20f; perMaterial.HasTexture = 0; perMaterial.UVTransform = Matrix.Identity; context.UpdateSubresource(ref perMaterial, perMaterialBuffer); var perObject = new ConstantBuffers.PerObject(); // QUAD perObject.World = quad.World * worldMatrix; perObject.WorldInverseTranspose = Matrix.Transpose(Matrix.Invert(perObject.World)); perObject.WorldViewProjection = perObject.World * viewProjection; perObject.Transpose(); context.UpdateSubresource(ref perObject, perObjectBuffer); quad.Render(); // CUBE perObject.World = cube.World * worldMatrix; perObject.WorldInverseTranspose = Matrix.Transpose(Matrix.Invert(perObject.World)); perObject.WorldViewProjection = perObject.World * viewProjection; perObject.Transpose(); context.UpdateSubresource(ref perObject, perObjectBuffer); cube.Render(); // SPHERE perObject.World = sphere.World * worldMatrix; perObject.WorldInverseTranspose = Matrix.Transpose(Matrix.Invert(perObject.World)); perObject.WorldViewProjection = perObject.World * viewProjection; perObject.Transpose(); context.UpdateSubresource(ref perObject, perObjectBuffer); sphere.Render(); // Render FPS fps.Render(); // Render instructions + position changes textRenderer.Render(); // Present the frame Present(); }); #endregion }
public override void Run() { #region Create renderers // Note: the renderers take care of creating their own // device resources and listen for DeviceManager.OnInitialize // Create and initialize the quad renderer var quad = ToDispose(new QuadRenderer(Color.LightGray)); quad.Initialize(this); // Scale and translate the quad quad.World = Matrix.Scaling(5f); quad.World.TranslationVector = new Vector3(0, -0.5f, 0); // Create and initialize the cube renderer var cube = ToDispose(new CubeRenderer()); cube.Initialize(this); // Move the cube along the X axis by -1 cube.World = Matrix.Translation(-1, 0, 0); // Create and initialize the sphere renderer var sphere = ToDispose(new SphereRenderer()); sphere.Initialize(this); // Move the sphere along the Z axis by 1.1 sphere.World = Matrix.Translation(0, 0, 1.1f); //sphereWorld.ScaleVector = new Vector3(1, 0.5f, 1); // Create and initialize a Direct2D FPS text renderer var fps = ToDispose(new Common.FpsRenderer("Calibri", Color.CornflowerBlue, new Point(8, 8), 16)); fps.Initialize(this); // Create and initialize a general purpose Direct2D text renderer // This will display some instructions and the current view and rotation offsets var textRenderer = ToDispose(new Common.TextRenderer("Calibri", Color.CornflowerBlue, new Point(8, 45), 12)); textRenderer.Initialize(this); #endregion // Initialize the world matrix var worldMatrix = Matrix.Identity; // Set the camera position slightly to the right (x), above (y) and behind (-z) var cameraPosition = new Vector3(1, 1, -2); var cameraTarget = Vector3.Zero; // Looking at the origin 0,0,0 var cameraUp = Vector3.UnitY; // Y+ is Up // Prepare matrices // Create the view matrix from our camera position, look target and up direction var viewMatrix = Matrix.LookAtLH(cameraPosition, cameraTarget, cameraUp); // Create the projection matrix /* FoV 60degrees = Pi/3 radians */ // Aspect ratio (based on window size), Near clip, Far clip var projectionMatrix = Matrix.PerspectiveFovLH((float)Math.PI / 3f, Width / (float)Height, 0.5f, 100f); // Maintain the correct aspect ratio on resize Window.Resize += (s, e) => { projectionMatrix = Matrix.PerspectiveFovLH((float)Math.PI / 3f, Width / (float)Height, 0.5f, 100f); }; #region Rotation and window event handlers // Create a rotation vector to keep track of the rotation // around each of the axes var rotation = new Vector3(0.0f, 0.0f, 0.0f); // We will call this action to update text // for the text renderer Action updateText = () => { textRenderer.Text = String.Format("Rotation ({0}) (Up/Down Left/Right Wheel+-)\nView ({1}) (A/D, W/S, Shift+Wheel+-)" + "\nPress X to reinitialize the device and resources (device ptr: {2})" + "\nPress Z to show/hide depth buffer - Press F to toggle wireframe" + "\nPress 1,2,3,4 to switch shaders", rotation, viewMatrix.TranslationVector, DeviceManager.Direct3DDevice.NativePointer); }; Dictionary <Keys, bool> keyToggles = new Dictionary <Keys, bool>(); keyToggles[Keys.Z] = false; keyToggles[Keys.F] = false; // Support keyboard/mouse input to rotate or move camera view var moveFactor = 0.02f; // how much to change on each keypress var shiftKey = false; var ctrlKey = false; Window.KeyDown += (s, e) => { var context = DeviceManager.Direct3DContext; shiftKey = e.Shift; ctrlKey = e.Control; switch (e.KeyCode) { // WASD -> pans view case Keys.A: viewMatrix.TranslationVector += new Vector3(moveFactor * 2, 0f, 0f); break; case Keys.D: viewMatrix.TranslationVector -= new Vector3(moveFactor * 2, 0f, 0f); break; case Keys.S: if (shiftKey) { viewMatrix.TranslationVector += new Vector3(0f, moveFactor * 2, 0f); } else { viewMatrix.TranslationVector += new Vector3(0f, 0f, 1) * moveFactor * 2; } break; case Keys.W: if (shiftKey) { viewMatrix.TranslationVector -= new Vector3(0f, moveFactor * 2, 0f); } else { viewMatrix.TranslationVector -= new Vector3(0f, 0f, 1) * moveFactor * 2; } break; // Up/Down and Left/Right - rotates around X / Y respectively // (Mouse wheel rotates around Z) case Keys.Down: worldMatrix *= Matrix.RotationX(-moveFactor); rotation -= new Vector3(moveFactor, 0f, 0f); break; case Keys.Up: worldMatrix *= Matrix.RotationX(moveFactor); rotation += new Vector3(moveFactor, 0f, 0f); break; case Keys.Left: worldMatrix *= Matrix.RotationY(-moveFactor); rotation -= new Vector3(0f, moveFactor, 0f); break; case Keys.Right: worldMatrix *= Matrix.RotationY(moveFactor); rotation += new Vector3(0f, moveFactor, 0f); break; case Keys.X: // To test for correct resource recreation // Simulate device reset or lost. System.Diagnostics.Debug.WriteLine(SharpDX.Diagnostics.ObjectTracker.ReportActiveObjects()); DeviceManager.Initialize(DeviceManager.Dpi); System.Diagnostics.Debug.WriteLine(SharpDX.Diagnostics.ObjectTracker.ReportActiveObjects()); break; case Keys.Z: keyToggles[Keys.Z] = !keyToggles[Keys.Z]; if (keyToggles[Keys.Z]) { context.PixelShader.Set(depthPixelShader); } else { context.PixelShader.Set(pixelShader); } break; case Keys.F: keyToggles[Keys.F] = !keyToggles[Keys.F]; RasterizerStateDescription rasterDesc; if (context.Rasterizer.State != null) { rasterDesc = context.Rasterizer.State.Description; } else { rasterDesc = new RasterizerStateDescription() { CullMode = CullMode.Back, FillMode = FillMode.Solid } }; if (keyToggles[Keys.F]) { rasterDesc.FillMode = FillMode.Wireframe; context.Rasterizer.State = ToDispose(new RasterizerState(context.Device, rasterDesc)); } else { rasterDesc.FillMode = FillMode.Solid; context.Rasterizer.State = ToDispose(new RasterizerState(context.Device, rasterDesc)); } break; case Keys.D1: context.PixelShader.Set(pixelShader); break; case Keys.D2: context.PixelShader.Set(lambertShader); break; case Keys.D3: context.PixelShader.Set(phongShader); break; case Keys.D4: context.PixelShader.Set(blinnPhongShader); break; } updateText(); }; Window.KeyUp += (s, e) => { // Clear the shift/ctrl keys so they aren't sticky if (e.KeyCode == Keys.ShiftKey) { shiftKey = false; } if (e.KeyCode == Keys.ControlKey) { ctrlKey = false; } }; Window.MouseWheel += (s, e) => { if (shiftKey) { // Zoom in/out viewMatrix.TranslationVector -= new Vector3(0f, 0f, (e.Delta / 120f) * moveFactor * 2); } else { // rotate around Z-axis viewMatrix *= Matrix.RotationZ((e.Delta / 120f) * moveFactor); rotation += new Vector3(0f, 0f, (e.Delta / 120f) * moveFactor); } updateText(); }; var lastX = 0; var lastY = 0; Window.MouseDown += (s, e) => { if (e.Button == MouseButtons.Left) { lastX = e.X; lastY = e.Y; } }; Window.MouseMove += (s, e) => { if (e.Button == MouseButtons.Left) { var yRotate = lastX - e.X; var xRotate = lastY - e.Y; lastY = e.Y; lastX = e.X; // Mouse move changes // Rotate view (i.e. camera) //viewMatrix *= Matrix.RotationX(xRotate * moveFactor); //viewMatrix *= Matrix.RotationY(yRotate * moveFactor); // Rotate around origin var backup = viewMatrix.TranslationVector; viewMatrix.TranslationVector = Vector3.Zero; viewMatrix *= Matrix.RotationX(xRotate * moveFactor); viewMatrix.TranslationVector = backup; worldMatrix *= Matrix.RotationY(yRotate * moveFactor); updateText(); } }; // Display instructions with initial values updateText(); #endregion var clock = new System.Diagnostics.Stopwatch(); clock.Start(); #region Render loop // Create and run the render loop RenderLoop.Run(Window, () => { // Start of frame: // Retrieve immediate context var context = DeviceManager.Direct3DContext; // Clear depth stencil view context.ClearDepthStencilView(DepthStencilView, DepthStencilClearFlags.Depth | DepthStencilClearFlags.Stencil, 1.0f, 0); // Clear render target view context.ClearRenderTargetView(RenderTargetView, Color.White); // Create viewProjection matrix var viewProjection = Matrix.Multiply(viewMatrix, projectionMatrix); // Extract camera position from view var camPosition = Matrix.Transpose(Matrix.Invert(viewMatrix)).Column4; cameraPosition = new Vector3(camPosition.X, camPosition.Y, camPosition.Z); // If Keys.CtrlKey is down, auto rotate viewProjection based on time var time = clock.ElapsedMilliseconds / 1000.0f; if (ctrlKey) { viewProjection = Matrix.RotationY(time * 1.8f) * Matrix.RotationX(time * 1f) * Matrix.RotationZ(time * 0.6f) * viewProjection; } var worldRotation = Matrix.RotationAxis(Vector3.UnitY, time); var perFrame = new ConstantBuffers.PerFrame(); perFrame.Light.Color = Color.White; var lightDir = Vector3.Transform(new Vector3(1f, -1f, 1f), worldMatrix); perFrame.Light.Direction = new Vector3(lightDir.X, lightDir.Y, lightDir.Z); perFrame.CameraPosition = cameraPosition; context.UpdateSubresource(ref perFrame, perFrameBuffer); // Render each object var perMaterial = new ConstantBuffers.PerMaterial(); perMaterial.Ambient = new Color4(0.2f); perMaterial.Diffuse = Color.White; perMaterial.Emissive = new Color4(0); perMaterial.Specular = Color.White; perMaterial.SpecularPower = 20f; perMaterial.HasTexture = 0; perMaterial.UVTransform = Matrix.Identity; context.UpdateSubresource(ref perMaterial, perMaterialBuffer); var perObject = new ConstantBuffers.PerObject(); // QUAD perObject.World = quad.World * worldMatrix; perObject.WorldInverseTranspose = Matrix.Transpose(Matrix.Invert(perObject.World)); perObject.WorldViewProjection = perObject.World * viewProjection; perObject.Transpose(); context.UpdateSubresource(ref perObject, perObjectBuffer); quad.Render(); // CUBE perObject.World = cube.World * worldMatrix; perObject.WorldInverseTranspose = Matrix.Transpose(Matrix.Invert(perObject.World)); perObject.WorldViewProjection = perObject.World * viewProjection; perObject.Transpose(); context.UpdateSubresource(ref perObject, perObjectBuffer); cube.Render(); // SPHERE perObject.World = sphere.World * worldMatrix; perObject.WorldInverseTranspose = Matrix.Transpose(Matrix.Invert(perObject.World)); perObject.WorldViewProjection = perObject.World * viewProjection; perObject.Transpose(); context.UpdateSubresource(ref perObject, perObjectBuffer); sphere.Render(); // Render FPS fps.Render(); // Render instructions + position changes textRenderer.Render(); // Present the frame Present(); }); #endregion }