public OrthographicCameraComponent(SurfaceSize surface)
{
this.prevScreenWidth = surface.Width;
this.prevScreenHeight = surface.Height;
Scale = 1;
ResetToDefault();
}
public IExecutionResult Initialize(string surfaceSizeInput)
{
SurfaceSize surfaceSize = null;
if (!string.IsNullOrWhiteSpace(surfaceSizeInput))
{
var gridSize = surfaceSizeInput.Split(' ');
if (gridSize.Length == 2)
{
if (int.TryParse(gridSize[0], out int width))
{
if (int.TryParse(gridSize[1], out int height))
{
surfaceSize = new SurfaceSize(width, height);
}
}
}
}
if (surfaceSize == null)
{
return(null);
}
Emit(new InitializePlateauEvent(surfaceSize));
return(ExecutionResult.Success());
}
private void OnControlResized(object sender, EventArgs e)
{
var width = (float)control.Width;
var height = (float)control.Height;
Size = new SurfaceSize(width, height);
Resized();
}
public static GameStructBuffer FromCameraState(CameraState state, SurfaceSize size)
{
return(new GameStructBuffer(
Matrix4x4.Transpose(state.ViewMatrix),
Matrix4x4.Transpose(state.ProjectionMatrix),
state.LookDirection,
state.UpDirection,
state.Position,
size));
}
public override Matrix4x4 UpdateProjectionMatrix(SurfaceSize size)
{
float aspectRatio = size.Width / size.Height;
ProjectionMatrix = Matrix4x4.CreatePerspectiveFieldOfView(
FieldOfViewRadians,
aspectRatio,
NearPlaneDistance,
FarPlaneDistance);
return(ProjectionMatrix);
}
public WpfWindows(WinFormsD3DControl control, WindowsFormsHost host, DefaultInputObserver input)
{
InputManager = new InputManager(input);
this.control = control;
this.control.Resize += OnControlResized;
this.control.Paint += OnControlPaint;
host.SizeChanged += OnHostSizeChanged;
var width = (float)control.Width;
var height = (float)control.Height;
Size = new SurfaceSize(width, height);
}
public override Matrix4x4 UpdateProjectionMatrix(SurfaceSize size)
{
this.prevScreenWidth = size.Width;
this.prevScreenHeight = size.Height;
float aspectRatio = size.Width / size.Height;
var frameWidth = Width * Scale;
ProjectionMatrix = Matrix4x4.CreateOrthographic(
frameWidth,
frameWidth / aspectRatio,
NearPlaneDistance,
FarPlaneDistance);
return(ProjectionMatrix);
}
void CreateBuffers(int width, int height)
{
Size = new SurfaceSize(width, height);
var zBufferTextureDescription = new Texture2DDescription {
Format = Format.D32_Float_S8X24_UInt,//D24_UNorm_S8_UInt
ArraySize = 1,
MipLevels = 1,
Width = width,
Height = height,
SampleDescription = new SampleDescription(1, 0),
Usage = ResourceUsage.Default,
BindFlags = BindFlags.DepthStencil,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None
};
using (var zBufferTexture = new Texture2D(directX.D3DDevice, zBufferTextureDescription)) {
DepthStencilView = new DepthStencilView(directX.D3DDevice, zBufferTexture);
}
var depthEnabledStencilState = new DepthStencilState(directX.D3DDevice, D3DDepthStencilStateDescriptions.DepthEnabled);
var viewport = new SharpDX.Viewport(0, 0, width, height, 0f, 1.0f);
ImmediateContext.Rasterizer.SetViewport(viewport);
ImmediateContext.OutputMerger.SetTargets(DepthStencilView, directX.RenderTarget);
//no zbuffer and DepthStencil
//ImmediateContext.OutputMerger.SetRenderTargets(renderTargetView);
//with zbuffer / DepthStencil
ImmediateContext.OutputMerger.SetDepthStencilState(depthEnabledStencilState, 0);
//var blendStateDesc = new BlendStateDescription();
//blendStateDesc.RenderTarget[0].IsBlendEnabled = true;
//blendStateDesc.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
//blendStateDesc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
//blendStateDesc.RenderTarget[0].BlendOperation = BlendOperation.Add;
//blendStateDesc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
//blendStateDesc.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
//blendStateDesc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
//blendStateDesc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
//var blend = new BlendState(Device, blendStateDesc);
//var blendFactor = new Color4(0, 0, 0, 0);
//Device.ImmediateContext.OutputMerger.SetBlendState(blend, blendFactor, -1);
}
public InitializePlateauEvent(SurfaceSize surfaceSize)
{
Size = surfaceSize;
}
public abstract Matrix4x4 UpdateProjectionMatrix(SurfaceSize size);
public void Define(int width, int height)
{
Size = new SurfaceSize(width, height);
}
public void Define(string surfaceSizeInput)
{
var result = commandSplitter.Split(surfaceSizeInput);
Size = new SurfaceSize(result.Width, result.Height);
}
//
public GameStructBuffer(Matrix4x4 view, Matrix4x4 proj, Vector3 lookDirection, Vector3 up, Vector3 pos, SurfaceSize size)
{
View = view;
Projection = proj;
CameraLook = new Vector4(Vector3.Normalize(lookDirection), 0);// Matrix4x4.Identity ;// lookDirection;
CameraUp = new Vector4(Vector3.Normalize(up), 0);
CameraPosition = new Vector4(pos, 1);
Viewport = new Vector4(size.Width, size.Height, 1f / size.Width, 1f / size.Height);
}