// TODO: Switch to lower quality pixel Format to reduce memory overhead
// TODO: Find memory leak on move and resize
public D3Drenderer(GraphView_StateManager manager, View.GraphView_CurveView View)
{
((GameEditor_GraphView.ViewModel.CurveGraphViewModel)manager.ViewModel).Items.CollectionChanged += ViewModelChanged;
Configuration.EnableObjectTracking = true;
screenWidth = (float)SystemParameters.PrimaryScreenWidth;
screenHeight = (float)SystemParameters.PrimaryScreenHeight;
_RenderForm = new RenderForm("");
SetRenderDimensions(2048, 1280);
//_RenderForm.
_RenderForm.TopLevel = false;
_RenderForm.FormBorderStyle = FormBorderStyle.None;
CreateSwapChain();
manager.RefRenderer(this);
mre = new ManualResetEvent(false);
manager.SetupResetEvent(ref mre);
// Create Device and set device context
// D3D11 Device
Device.CreateWithSwapChain(
DriverType.Hardware,
DeviceCreationFlags.BgraSupport,
_SwapDesc,
out _device, out _swapChain);
_context = _device.ImmediateContext;
}
public GraphView_MainView()
{
InitializeComponent();
//GraphView = new Canvas();
GraphView = new GraphView_CurveView();
GraphView.ClipToBounds = true;
MenuView = new GraphView_MenuView(this);
GraphMainGrid.Children.Add(MenuView);
Grid.SetRow(MenuView, 0);
GraphMainGrid.Children.Add(GraphView);
Grid.SetRow(GraphView, 1);
GraphView.MouseMove += MenuView.sodoff;
this.Loaded += GraphView_CurveView_Loaded;
}
/// <summary>
/// Starts render loop
/// </summary>
/// <param name="manager"></param>
/// <param name="View"></param>
public void Render(GraphView_StateManager manager, View.GraphView_CurveView View)
{
var signature = CreateShaders("Smooth.fx");
//var signature = CreateShaders();
var layout = new InputLayout(_device, signature, new[] {
new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
new InputElement("COLOR", 0, Format.R32G32B32A32_Float, 16, 0),
new InputElement("TEXCOORD", 0, Format.R32G32B32A32_Float, 32, 0)
});
SetSamplerState();
// Instantiate buffers
CreateVertexBuffer();
CreateConstantBuffer();
// Prepare Context
SetUpContext(layout);
// Prepare matrices
var view = Matrix.OrthoLH(_RenderForm.ClientSize.Width, _RenderForm.ClientSize.Width, 0.00f, 10000.0f);
Matrix proj = Matrix.Identity;
// Declare texture for rendering
bool userResized = true;
Texture2D backBuffer = null;
RenderTargetView renderView = null;
Texture2D depthBuffer = null;
DepthStencilView depthView = null;
var camera = ((ViewModel.CurveGraphViewModel)manager.ViewModel).Camera;
var rastDesc = new RasterizerStateDescription {
FillMode = FillMode.Solid,
CullMode = CullMode.None,
IsAntialiasedLineEnabled = true,
IsMultisampleEnabled = true
};
var viewPort = new Viewport(0, 0, _RenderForm.ClientSize.Width, _RenderForm.ClientSize.Height);
_RenderForm.UserResized += (sender, args) => userResized = true;
// Main loop
RenderLoop.Run(_RenderForm, () => {
//TODO: Check for if collectionchanged event has been raised and trigger vertex recalculation
if (IsViewModelChanged || !MessageQueue.IsEmpty || true)
{
CreateSwapChain();
IsViewModelChanged = false;
if (true)
{
if (WindowResized())
{
userResized = true;
}
SetSamplerState();
}
// If Form resized
if (userResized)
{
Console.WriteLine("resizing");
// Dispose all previous allocated resources
Utilities.Dispose(ref backBuffer);
Utilities.Dispose(ref renderView);
Utilities.Dispose(ref depthBuffer);
Utilities.Dispose(ref depthView);
// Resizing buffers
_swapChain.ResizeBuffers(
_SwapDesc.BufferCount,
//2048,
//1280,
_RenderForm.Width,
_RenderForm.Height,
Format.B8G8R8A8_UNorm,
SwapChainFlags.None
);
backBuffer = Texture2D.FromSwapChain <Texture2D>(_swapChain, 0);
renderView = new RenderTargetView(_device, backBuffer);
// Create the depth buffer
depthBuffer = new Texture2D(_device, new Texture2DDescription()
{
Format = Format.D32_Float_S8X24_UInt,
ArraySize = 1,
MipLevels = 1,
//Width = 2048,
//Height = 1280,
Width = _RenderForm.Width,
Height = _RenderForm.Height,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
});
// Create the depth buffer view
depthView = new DepthStencilView(_device, depthBuffer);
viewPort.Width = _RenderForm.ClientSize.Width;
viewPort.Height = _RenderForm.ClientSize.Height;
// Setup targets and viewport for rendering
_context.Rasterizer.SetViewport(viewPort);
_context.OutputMerger.SetTargets(depthView, renderView);
_context.Rasterizer.State = new RasterizerState(_device, rastDesc);
userResized = false;
}
Thread vertexThread = new Thread(() => CalculateQuads(manager));
vertexThread.Start();
// World Matrix
// The World Matrix translates the position of your vertices from model space to World space.
// That means it applies its position in the world and its rotation
var world = CalculateWorldTransform(camera);
// A view matrix tells the GPU the position of the camera, the point the camera is facing,
// and the up vector for the camera
view = Matrix.LookAtLH(new Vector3(0, 0, -100), new Vector3(0, 0, 0), Vector3.Up);
// A projection matrix tells the GPU the FOV, aspect ratio, and near and far clipping planes for the camera
//proj = Matrix.OrthoLH(1280, 720, 0.00f, 1000.0f);
proj = Matrix.OrthoLH(screenWidth, screenHeight, 0.00f, 1000.0f);
var viewProj = Matrix.Multiply(view, proj);
//var worldViewProj = Matrix.Multiply(world, proj);
var worldViewProj = Matrix.Multiply(world, viewProj);
// Clear views and set background as transparent
_context.ClearDepthStencilView(depthView, DepthStencilClearFlags.Depth, 1.0f, 0);
_context.ClearRenderTargetView(renderView, new SharpDX.Mathematics.Interop.RawColor4(0, 0, 0, 0.0f));
var screenPoints = PointToScreenSpace(manager, viewPort, worldViewProj);
worldViewProj.Transpose();
_context.UpdateSubresource(ref worldViewProj, _ConstantBuffer);
// Instantiate Vertex buffer from vertex data
vertexThread.Join();
CreateVertexBuffer();
SetUpContext(layout);
// Draw
_context.Draw(vertices.Length, 0);
// Convert backbuffer to texture, then to bitmap for display
D2D1.BitmapRenderTarget target = RenderBitmap();
// Get byte array for bitmap
byte[] data = CalculateBitmapBytes(backBuffer);
DisplayBitmap(target, data, screenPoints, manager);
// Dispose all previous allocated resources
_context.Flush();
screenPoints = null;
GC.Collect();
if (displayThread != null)
{
displayThread.Join();
}
mre.Reset();
mre.WaitOne();
}
// End of renderloop
});
// Release all resources
_context.ClearState();
_context.Flush();
DisposeResources();
signature.Dispose();
layout.Dispose();
depthBuffer.Dispose();
backBuffer.Dispose();
depthView.Dispose();
renderView.Dispose();
}
