public virtual void Cleanup()
{
Context?.ClearState();
Context?.Flush();
BackBuffer?.Dispose();
BackBuffer = null;
ZBuffer?.Dispose();
ZBuffer = null;
RenderTargetViewRef?.Dispose();
RenderTargetViewRef = null;
DepthStencilSRVRef?.Dispose();
DepthStencilSRVRef = null;
DepthStencilViewRef?.Dispose();
DepthStencilViewRef = null;
FactoryDWrite?.Dispose();
FactoryDWrite = null;
Factory2D?.Dispose();
Factory2D = null;
RenderTarget2D?.Dispose();
RenderTarget2D = null;
Context?.Dispose();
DeviceRef?.Dispose();
DeviceRef = null;
}
protected override void Init()
{
base.Init();
this.CurrentZBuffer = new ZBuffer();
this.CurrentZBuffer.Reset();
}
private void InitializeRenderers()
{
Renderers = new Dictionary <string, Renderer>();
Renderer raytracing = new Raytracing(
canvas: Canvas,
scene: CurrentScene,
cameraPos: CameraPos,
maxDepth: 10
);
Renderers.Add("Raytracing", raytracing);
Renderer raycasting = new Raycasting(
canvas: Canvas,
scene: CurrentScene,
cameraPos: CameraPos
);
Renderers.Add("Raycasting", raycasting);
Renderer zbuffer = new ZBuffer(
canvas: Canvas,
scene: CurrentScene
);
Renderers.Add("ZBuffer", zbuffer);
RendererComboBox.DataSource = new BindingSource(Renderers, null);
RendererComboBox.DisplayMember = "Key";
RendererComboBox.ValueMember = "Value";
}
private async Task <List <Pixel> > GetListAsync(Group group, int dx, int dy, int viceVersa, int width, int height, Bgr24Bitmap bitmap)
{
return(await Task.Run(() =>
{
List <Pixel> pixels = new List <Pixel>();
int count = 0;
ZBuffer zBuf = new ZBuffer(width, height);
Parallel.ForEach(group.Faces, face =>
{
if (IsFaceVisible(group.Vertices, face))
{
List <Pixel> pixelsForSide = new List <Pixel>();
List <Pixel> pixelsInSide = new List <Pixel>();
Vertex vertex0, vertex1;
int index0, index1;
Vector3 lightingVector = new Vector3(0, 0, 1);
int ind0 = (face.FaceElements.ElementAt(0).VertexNormalIndex != null) ? (int)face.FaceElements.ElementAt(0).VertexNormalIndex : 1;
Vector3 point0Normal = new Vector3(group.VertexNormals[ind0 - 1].X, group.VertexNormals[ind0 - 1].Y, group.VertexNormals[ind0 - 1].Z);
int ind1 = (face.FaceElements.ElementAt(1).VertexNormalIndex != null) ? (int)face.FaceElements.ElementAt(1).VertexNormalIndex : 1;
Vector3 point1Normal = new Vector3(group.VertexNormals[ind1 - 1].X, group.VertexNormals[ind1 - 1].Y, group.VertexNormals[ind1 - 1].Z);
int ind2 = (face.FaceElements.ElementAt(2).VertexNormalIndex != null) ? (int)face.FaceElements.ElementAt(2).VertexNormalIndex : 1;
Vector3 point2Normal = new Vector3(group.VertexNormals[ind2 - 1].X, group.VertexNormals[ind2 - 1].Y, group.VertexNormals[ind2 - 1].Z);
Color color = Color.FromArgb(255, 255, 0, 0);
Color point1Color = Lambert.GetPointColor(point0Normal, lightingVector, color);
Color point2Color = Lambert.GetPointColor(point1Normal, lightingVector, color);
Color point3Color = Lambert.GetPointColor(point2Normal, lightingVector, color);
Color faceColor = PlaneShading.GetAverageColor(point1Color, point2Color, point3Color);
for (int i = 0; i < face.FaceElements.Count - 1; i++)
{
index0 = (face.FaceElements.ElementAt(i).VertexIndex != -2) ? face.FaceElements.ElementAt(i).VertexIndex : (group.Vertices.Count - 1);
index1 = (face.FaceElements.ElementAt(i + 1).VertexIndex != -2) ? face.FaceElements.ElementAt(i + 1).VertexIndex : (group.Vertices.Count - 1);
vertex0 = group.Vertices.ElementAt(index0);
vertex1 = group.Vertices.ElementAt(index1);
pixelsForSide.AddRange(Bresenham.GetPixels((int)(vertex0.X + dx), (int)(vertex0.Y * viceVersa + dy), (int)(vertex0.Z), (int)(vertex1.X + dx), (int)(vertex1.Y * viceVersa + dy), (int)(vertex1.Z), windowWidth, windowHeight, bitmap, zBuf, faceColor));
}
index0 = (face.FaceElements.ElementAt(0).VertexIndex != -2) ? face.FaceElements.ElementAt(0).VertexIndex : (group.Vertices.Count - 1);
index1 = (face.FaceElements.ElementAt(face.FaceElements.Count - 1).VertexIndex != -2) ? face.FaceElements.ElementAt(face.FaceElements.Count - 1).VertexIndex : (group.Vertices.Count - 1);
vertex0 = group.Vertices.ElementAt(index0);
vertex1 = group.Vertices.ElementAt(index1);
pixelsForSide.AddRange(Bresenham.GetPixels((int)(vertex0.X + dx), (int)(vertex0.Y *viceVersa + dy), vertex0.Z, (int)(vertex1.X + dx), (int)(vertex1.Y *viceVersa + dy), vertex1.Z, windowWidth, windowHeight, bitmap, zBuf, faceColor));
RastAlgorithm.DrawPixelForRasterization(pixelsForSide, bitmap, zBuf, faceColor);
//pixels.AddRange(pixelsForSide);
//pixelsInSide.AddRange(RastAlgorithm.DrawPixelForRasterization(pixelsForSide, bitmap, zBuf));
//pixels.AddRange(pixelsInSide);
count++;
}
});
return pixels;
}));
}
public void InitRenderTargetSurface(IntPtr Resource)
{
ZBuffer?.Dispose();
DepthStencilViewRef?.Dispose();
RenderTargetViewRef?.Dispose();
RenderTarget2D?.Dispose();
SharpDX.DXGI.Resource dxgiResource;
using (var r = new SharpDX.ComObject(Resource)) {
dxgiResource = r.QueryInterface <SharpDX.DXGI.Resource>();
}
Texture2D OutputResource = DeviceRef.OpenSharedResource <Texture2D>(dxgiResource.SharedHandle);
using (var surface = DeviceRef.OpenSharedResource <Surface>(dxgiResource.SharedHandle)) {
RenderTarget2D = new RenderTarget(Factory2D, surface, RenderTarget2DProperites);
}
//Crash everything
//dxgiResource.Dispose();
RenderTarget2D.AntialiasMode = AntialiasMode.PerPrimitive;
RenderTarget2D.TextAntialiasMode = TextAntialiasMode.Cleartype;
RenderTargetViewRef = new RenderTargetView(DeviceRef, OutputResource);
Texture2DDescription OutputDesc = OutputResource.Description;
if (OutputDesc.Width != Width || OutputDesc.Height != Height)
{
Width = OutputDesc.Width;
Height = OutputDesc.Height;
SetUpViewport();
}
ZBufferTextureDescription.Width = Width;
ZBufferTextureDescription.Height = Height;
ZBuffer = new Texture2D(DeviceRef, ZBufferTextureDescription);
DepthStencilViewRef = new DepthStencilView(DeviceRef, ZBuffer, new DepthStencilViewDescription {
Format = Format.D32_Float,
Dimension = DepthStencilViewDimension.Texture2D,
Flags = DepthStencilViewFlags.None,
});
Context.OutputMerger.SetRenderTargets(DepthStencilViewRef, RenderTargetViewRef);
OnInitRenderTarget?.Invoke();
OutputResource?.Dispose();
}
/// <summary>
/// The forms resize handler get called whenever the form is resized.
/// When the form resizes we have to redefine the projection matrix
/// as well as the viewport matrix.
/// </summary>
private void frmHelloCube_Resize(object sender, EventArgs e)
{
float aspect = (float)ClientRectangle.Width / (float)ClientRectangle.Height;
m_projectionMatrix.Perspective(50, aspect, 1.0f, 3.0f);
m_viewportMatrix.Viewport(0, 0,
ClientRectangle.Width,
ClientRectangle.Height,
0, 1);
// set up zBuffer with the size of the window, near and far settup
zBuffer = new ZBuffer(ClientRectangle.Width, ClientRectangle.Height, 1.0f, 1.4f);
controlBox.Update();
this.Invalidate();
}
public Renderer(WriteableBitmap baseBitmap, BaseLighting lighting)
{
bmp = new Bgr24Bitmap(baseBitmap);
zBuf = new ZBuffer(baseBitmap.PixelWidth, baseBitmap.PixelHeight);
// 4 stands for RGBA
backBuffer = new byte[baseBitmap.PixelWidth * baseBitmap.PixelHeight * 4];
this.lighting = lighting;
if (lighting.AmbientColor != null)
{
bgColor = lighting.AmbientColor.ToColor();
}
else
{
lighting.AmbientColor = bgColor.ToVector3();
}
}
protected override void Actualizar(ref ZBuffer ZBuffer)
{
if (!ZBuffer.Vacio) {
g.Clear(Color.Black);
foreach (Poligono2D Poligono in ZBuffer.Represenatciones) {
b.Color = Poligono.Color;
g.FillPolygon(b, Poligono.VerticesToPoint);
}
mCanvas.Refresh();
if (Actualizado != null) {
Actualizado(this);
}
}
}
public PlaneShading(Bgr24Bitmap bitmap, Model model, ILighting lighting)
: base(bitmap, model)
{
_lighting = lighting;
_zBuffer = new ZBuffer(_bitmap.PixelWidth, _bitmap.PixelHeight);
}
protected abstract void Actualizar(ref ZBuffer ZBuffer);
public override void InitRenderTarget()
{
BackBuffer?.Dispose();
RenderTargetViewRef?.Dispose();
DepthStencilSRVRef?.Dispose();
ZBuffer?.Dispose();
DepthStencilViewRef?.Dispose();
RenderTarget2D?.Dispose();
SwapChainRef.ResizeBuffers(1, Width, Height, Format.R8G8B8A8_UNorm, SwapChainFlags.None);
using (Surface surface = SwapChainRef.GetBackBuffer <Surface>(0)) {
RenderTarget2D = new RenderTarget(Factory2D, surface, RenderTarget2DProperites);
}
RenderTarget2D.AntialiasMode = AntialiasMode.PerPrimitive;
RenderTarget2D.TextAntialiasMode = TextAntialiasMode.Cleartype;
BackBuffer = SwapChainRef.GetBackBuffer <Texture2D>(0);
BackBuffer.DebugName = "BackBuffer";
RenderTargetViewRef = new RenderTargetView(DeviceRef, BackBuffer);
RenderTargetViewRef.DebugName = "BackBufferRenderTargetView";
ZBufferTextureDescription.Width = Width;
ZBufferTextureDescription.Height = Height;
ZBuffer = new Texture2D(DeviceRef, ZBufferTextureDescription);
ZBuffer.DebugName = "ZBuffer";
DepthStencilViewRef = new DepthStencilView(DeviceRef, ZBuffer, new DepthStencilViewDescription {
Format = Format.D32_Float,
Dimension = MSamplesCount > 1 ? DepthStencilViewDimension.Texture2DMultisampled
: DepthStencilViewDimension.Texture2D,
Flags = DepthStencilViewFlags.None,
});
DepthStencilViewRef.DebugName = "ZBufferDepthStencilView";
ShaderResourceViewDescription SRVDesc = new ShaderResourceViewDescription()
{
Format = Format.R32_Float,
};
if (MSamplesCount > 1)
{
SRVDesc.Dimension = ShaderResourceViewDimension.Texture2DMultisampled;
SRVDesc.Texture2DMS = new ShaderResourceViewDescription.Texture2DMultisampledResource();
}
else
{
SRVDesc.Dimension = ShaderResourceViewDimension.Texture2D;
SRVDesc.Texture2D = new ShaderResourceViewDescription.Texture2DResource()
{
MostDetailedMip = 0,
MipLevels = 1,
};
}
DepthStencilSRVRef = new ShaderResourceView(DeviceRef, ZBuffer, SRVDesc);
DepthStencilSRVRef.DebugName = "ZBufferDepthStencilSRV";
SetUpViewport();
OnInitRenderTarget?.Invoke();
}
