private void Draw()
{
_manager.Clear(Color.Black);
var context = _manager.Device.ImmediateContext;
var time = (float)_clock.Elapsed.TotalSeconds;
var viewProj = Matrix.Multiply(_view, _proj);
var world =
Matrix.RotationX(time) *
Matrix.RotationY(time * 1.5f) *
Matrix.RotationZ(time * .9f) *
Matrix.Translation(0, 0, 0);
var worldViewProj = world * viewProj;
Vector3 lightDirection = new Vector3(-0.3f, 0.3f, +1);
lightDirection.Normalize();
_cbuf.WorldViewProj = worldViewProj;
_cbuf.World = world;
_cbuf.LightDir = new Vector4(lightDirection, 1);
_cbuf.Light = (CheckBoxLight.IsChecked ?? false) ? 1 : 0;
context.UpdateSubresource(ref _cbuf, _constantBuffer);
context.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(_sphereVertBuffer, Utilities.SizeOf <Vector4>() * 3, 0));
context.InputAssembler.SetIndexBuffer(_sphereIndBuffer, SharpDX.DXGI.Format.R16_UInt, 0);
context.DrawIndexed(_sphere.Indices.Length, 0, 0);
_manager.Present();
}
protected override void HandlePaint(Rect rect)
{
var viewProj = Matrix.Multiply(_view, _proj);
var context = Direct2D1Platform.Direct3D11Device.ImmediateContext;
// Clear views
context.ClearDepthStencilView(_depthView, DepthStencilClearFlags.Depth, 1.0f, 0);
context.ClearRenderTargetView(_renderView, Color.White);
// Update WorldViewProj Matrix
var worldViewProj = Matrix.RotationX((float)_model.RotationX) * Matrix.RotationY((float)_model.RotationY)
* Matrix.RotationZ((float)_model.RotationZ)
* Matrix.Scaling((float)_model.Zoom)
* viewProj;
worldViewProj.Transpose();
context.UpdateSubresource(ref worldViewProj, _contantBuffer);
// Draw the cube
context.Draw(36, 0);
base.HandlePaint(rect);
// Present!
_swapChain.Present(0, PresentFlags.None);
}
// here we update translations, scaling and rotations
protected virtual void ApplyMatrix()
{
if (this.noMatrix)
{
return;
}
#if __SHARPDX__
Matrix4 m = Matrix4.Translation(-this.pivot.X, -this.pivot.Y, 0) *
Matrix4.Scaling(this.scale.X, this.scale.Y, 1) *
Matrix4.RotationZ(this.rotation) *
Matrix4.Translation(this.position.X, this.position.Y, 0);
#else
// WARNING !!! OpenTK uses row-major while OpenGL uses column-major
Matrix4 m =
Matrix4.CreateTranslation(-this.pivot.X, -this.pivot.Y, 0) *
#if !__MOBILE__
Matrix4.CreateScale(this.scale.X, this.scale.Y, 1) *
#else
Matrix4.Scale(this.scale.X, this.scale.Y, 1) *
#endif
Matrix4.CreateRotationZ(this.rotation) *
// here we do not re-add the pivot, so translation is pivot based too
Matrix4.CreateTranslation(this.position.X, this.position.Y, 0);
#endif
Matrix4 projectionMatrix = Window.Current.ProjectionMatrix;
if (this.Camera != null)
{
m *= this.Camera.Matrix();
if (this.Camera.HasProjection)
{
projectionMatrix = this.Camera.ProjectionMatrix();
}
}
else if (Window.Current.CurrentCamera != null)
{
m *= Window.Current.CurrentCamera.Matrix();
if (Window.Current.CurrentCamera.HasProjection)
{
projectionMatrix = Window.Current.CurrentCamera.ProjectionMatrix();
}
}
Matrix4 mvp = m * projectionMatrix;
#if __SHARPDX__
// transpose the matrix for DirectX
mvp.Transpose();
#endif
// pass the matrix to the shader
this.shader.SetUniform("mvp", mvp);
}
private void SharpDXRenderingAction(RenderingContext renderingContext)
{
// Just in case the data were already disposed
if (_constantBuffer == null)
{
return;
}
var context = renderingContext.DXDevice.ImmediateContext;
// NOTE:
// Because DXEngine by default uses different culling mode than SharpDX,
// we first need to set the culling mode to the one that is used in the ShardDX sample - CounterClockwise culling
// The SharpDX way to do that is (we are using the already defined CullCounterClockwise rasterizer state):
//context.Rasterizer.State = renderingContext.DXDevice.CommonStates.CullCounterClockwise;
// But it is better to do that in the DXEngine's way with ImmediateContextStatesManager
// That prevents to many state changes with checking the current state and also ensures that any DXEngine's objects that would be rendered after
// SharpDX objects would be rendered correctly:
renderingContext.DXDevice.ImmediateContextStatesManager.RasterizerState = renderingContext.DXDevice.CommonStates.CullCounterClockwise;
// Prepare All the stages
context.InputAssembler.InputLayout = _layout;
context.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
context.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(_vertices, SharpDX.Utilities.SizeOf <Vector4>() * 2, 0));
context.VertexShader.SetConstantBuffer(0, _constantBuffer);
context.VertexShader.Set(_vertexShader);
context.PixelShader.Set(_pixelShader);
// Clear views - this is done by DXEngine in PrepareRenderTargetsRenderingStep
//context.ClearDepthStencilView(depthView, DepthStencilClearFlags.Depth, 1.0f, 0);
//context.ClearRenderTargetView(renderView, Color.Black);
// Prepare matrices
var view = Matrix.LookAtLH(new Vector3(0, 0, -5), new Vector3(0, 0, 0), Vector3.UnitY);
// Setup new projection matrix with correct aspect ratio
var proj = Matrix.PerspectiveFovLH((float)Math.PI / 4.0f, (float)renderingContext.DXScene.Width / (float)renderingContext.DXScene.Height, 0.1f, 100.0f);
var viewProj = Matrix.Multiply(view, proj);
var time = _clock.ElapsedMilliseconds / 1000.0f;
// Update WorldViewProj Matrix
var worldViewProj = Matrix.RotationX(time) * Matrix.RotationY(time * 2) * Matrix.RotationZ(time * .7f) * viewProj;
// If the matrixes in the shaders are written in default format, then we need to transpose them.
// To remove the need for transposal we can define the matrixes in HLSL as row_major (this is used in DXEngine's shaders, but here the original shader from SharpDX is preserved).
worldViewProj.Transpose();
// Write the new world view projection matrix to the constant buffer
context.UpdateSubresource(ref worldViewProj, _constantBuffer);
// Draw the cube
context.Draw(36, 0);
// Present is called by DXEngine in CompleteRenderingStep
//swapChain.Present(0, PresentFlags.None);
}
public override void Render()
{
int width = (int)_renderTargetSize.Width;
int height = (int)_renderTargetSize.Height;
// Prepare matrices
var view = Matrix.LookAtLH(new Vector3(0, 0, -5), new Vector3(0, 0, 0), Vector3.UnitY);
var proj = Matrix.PerspectiveFovLH((float)Math.PI / 4.0f, width / (float)height, 0.1f, 100.0f);
var viewProj = Matrix.Multiply(view, proj);
var time = (float)(_clock.ElapsedMilliseconds / 1000.0);
// Set targets (This is mandatory in the loop)
_deviceContext.OutputMerger.SetTargets(_depthStencilView, _renderTargetview);
_deviceContext.ClearDepthStencilView(_depthStencilView, DepthStencilClearFlags.Depth, 1.0f, 0);
// Clear the views
_deviceContext.ClearRenderTargetView(_renderTargetview, Color.CornflowerBlue);
//if (ShowCube)
//{
// Calculate WorldViewProj
var worldViewProj = Matrix.Scaling(1.0f) * Matrix.RotationX(time) * Matrix.RotationY(time * 2.0f) * Matrix.RotationZ(time * .7f) * viewProj;
worldViewProj.Transpose();
// Setup the pipeline
_deviceContext.InputAssembler.SetVertexBuffers(0, _vertexBufferBinding);
_deviceContext.InputAssembler.InputLayout = _vertexLayout;
_deviceContext.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
_deviceContext.VertexShader.SetConstantBuffer(0, _constantBuffer);
_deviceContext.VertexShader.Set(_vertexShader);
_deviceContext.PixelShader.Set(_pixelShader);
// Update Constant Buffer
_deviceContext.UpdateSubresource(ref worldViewProj, _constantBuffer, 0);
// Draw the cube
_deviceContext.Draw(36, 0);
//}
}
public virtual void Render(TargetBase target)
{
if (!Show)
{
return;
}
var context2D = target.DeviceManager.ContextDirect2D;
context2D.BeginDraw();
if (EnableClear)
{
context2D.Clear(Color.Black);
}
var sizeX = (float)target.RenderTargetBounds.Width;
var sizeY = (float)target.RenderTargetBounds.Height;
var globalScaling = Matrix.Scaling(Math.Min(sizeX, sizeY));
var centerX = (float)(target.RenderTargetBounds.X + sizeX / 2.0f);
var centerY = (float)(target.RenderTargetBounds.Y + sizeY / 2.0f);
if (textFormat == null)
{
// Initialize a TextFormat
textFormat = new TextFormat(target.DeviceManager.FactoryDirectWrite, "Calibri", 96 * sizeX / 1920)
{
TextAlignment = TextAlignment.Center, ParagraphAlignment = ParagraphAlignment.Center
};
}
if (pathGeometry1 == null)
{
var sizeShape = sizeX / 4.0f;
// Creates a random geometry inside a circle
pathGeometry1 = new PathGeometry1(target.DeviceManager.FactoryDirect2D);
var pathSink = pathGeometry1.Open();
var startingPoint = new Vector2(sizeShape * 0.5f, 0.0f);
pathSink.BeginFigure(startingPoint, FigureBegin.Hollow);
for (int i = 0; i < 128; i++)
{
float angle = (float)i / 128.0f * (float)Math.PI * 2.0f;
float R = (float)(Math.Cos(angle) * 0.1f + 0.4f);
R *= sizeShape;
Vector2 point1 = new Vector2(R * (float)Math.Cos(angle), R * (float)Math.Sin(angle));
if ((i & 1) > 0)
{
R = (float)(Math.Sin(angle * 6.0f) * 0.1f + 0.9f);
R *= sizeShape;
point1 = new Vector2(R * (float)Math.Cos(angle + Math.PI / 12), R * (float)Math.Sin(angle + Math.PI / 12));
}
pathSink.AddLine(point1);
}
pathSink.EndFigure(FigureEnd.Open);
pathSink.Close();
}
context2D.TextAntialiasMode = TextAntialiasMode.Grayscale;
float t = clock.ElapsedMilliseconds / 1000.0f;
context2D.Transform = Matrix.RotationZ((float)(Math.Cos(t * 2.0f * Math.PI * 0.5f))) * Matrix.Translation(centerX, centerY, 0);
context2D.DrawText("SharpDX\nDirect2D1\nDirectWrite", textFormat, new RectangleF(-sizeX / 2.0f, -sizeY / 2.0f, +sizeX / 2.0f, sizeY / 2.0f), sceneColorBrush);
float scaling = (float)(Math.Cos(t * 2.0 * Math.PI * 0.25) * 0.5f + 0.5f) * 0.5f + 0.5f;
context2D.Transform = Matrix.Scaling(scaling) * Matrix.RotationZ(t * 1.5f) * Matrix.Translation(centerX, centerY, 0);
context2D.DrawGeometry(pathGeometry1, sceneColorBrush, 2.0f);
context2D.EndDraw();
}
public override void Update(float timeTotal, float timeDelta)
{
//timeDelta; // Unused parameter.
int width = (int)_renderTargetSize.Width;
int height = (int)_renderTargetSize.Height;
_view = Matrix.LookAtLH(new Vector3(0, 0, -5), new Vector3(0, 0, 0), Vector3.UnitY);
_proj = Matrix.PerspectiveFovLH((float)Math.PI / 4.0f, width / (float)height, 0.1f, 100.0f);
_viewProj = Matrix.Multiply(_view, _proj);
_worldViewProj = Matrix.Scaling(1.0f) * Matrix.RotationX(timeTotal) * Matrix.RotationY(timeTotal * 2.0f) * Matrix.RotationZ(timeTotal * .7f) * _viewProj;
_worldViewProj.Transpose();
}