示例#1
0
        public void Render(Camera camera)
        {
            if (Surface.Resolution.X != depthBuffer.Description.Width || Surface.Resolution.Y != depthBuffer.Description.Height)
            {
                OnResize();
            }
            var context = Surface.Context;

            Shapes.MeshCache.FlushPendingUploads(context);

            context.Rasterizer.SetViewport(0, 0, Surface.Resolution.X, Surface.Resolution.Y, 0.0f, 1.0f);

            //Note reversed depth.
            context.ClearDepthStencilView(dsv, DepthStencilClearFlags.Depth, 0, 0);
            context.ClearRenderTargetView(rtv, new SharpDX.Mathematics.Interop.RawColor4());
            context.OutputMerger.SetRenderTargets(dsv, rtv);
            context.Rasterizer.State = rasterizerState;
            context.OutputMerger.SetDepthStencilState(opaqueDepthState);

            //All ray traced shapes use analytic coverage writes to get antialiasing.
            context.OutputMerger.SetBlendState(a2cBlendState);
            SphereRenderer.Render(context, camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.spheres.Span), 0, Shapes.spheres.Count);
            CapsuleRenderer.Render(context, camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.capsules.Span), 0, Shapes.capsules.Count);
            CylinderRenderer.Render(context, camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.cylinders.Span), 0, Shapes.cylinders.Count);

            //Non-raytraced shapes just use regular opaque rendering.
            context.OutputMerger.SetBlendState(opaqueBlendState);
            BoxRenderer.Render(context, camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.boxes.Span), 0, Shapes.boxes.Count);
            TriangleRenderer.Render(context, camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.triangles.Span), 0, Shapes.triangles.Count);
            MeshRenderer.Render(context, camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.meshes.Span), 0, Shapes.meshes.Count);
            LineRenderer.Render(context, camera, Surface.Resolution, SpanConverter.AsSpan(Lines.lines.Span), 0, Lines.lines.Count);

            Background.Render(context, camera);

            //Resolve MSAA rendering down to a single sample buffer for screenspace work.
            //Note that we're not bothering to properly handle tonemapping during the resolve. That's going to hurt quality a little, but the demos don't make use of very wide ranges.
            //(If for some reason you end up expanding the demos to make use of wider HDR, you can make this a custom resolve pretty easily.)
            context.ResolveSubresource(colorBuffer, 0, resolvedColorBuffer, 0, Format.R16G16B16A16_Float);
            context.OutputMerger.SetRenderTargets(resolvedRTV);

            //Glyph and screenspace line drawing rely on the same premultiplied alpha blending transparency. We'll handle their state out here.
            context.OutputMerger.SetBlendState(uiBlendState);
            context.OutputMerger.SetDepthStencilState(uiDepthState);
            ImageRenderer.PreparePipeline(context);
            ImageBatcher.Flush(context, Surface.Resolution, ImageRenderer);
            UILineBatcher.Flush(context, Surface.Resolution, UILineRenderer);
            GlyphRenderer.PreparePipeline(context);
            TextBatcher.Flush(context, Surface.Resolution, GlyphRenderer);

            //Note that, for now, the compress to swap handles its own depth state since it's the only post processing stage.
            context.OutputMerger.SetBlendState(opaqueBlendState);
            context.Rasterizer.State = rasterizerState;
            CompressToSwap.Render(context, resolvedSRV, Surface.RTV);
        }
示例#2
0
        public void Render(Camera camera)
        {
            if (Surface.Resolution.X != width || Surface.Resolution.Y != height)
            {
                OnResize();
            }
            Shapes.MeshCache.FlushPendingUploads();

            GL.BindFramebuffer(FramebufferTarget.Framebuffer, framebuffer);
            //Note reversed depth.
            GL.ClearDepth(0.0f);
            GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
            GL.Enable(EnableCap.CullFace);
            GL.Enable(EnableCap.DepthTest);
            GL.DepthFunc(DepthFunction.Greater);

            //All ray traced shapes use analytic coverage writes to get antialiasing.
            GL.Enable(EnableCap.SampleAlphaToCoverage);
            SphereRenderer.Render(camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.spheres.Span), 0, Shapes.spheres.Count);
            CapsuleRenderer.Render(camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.capsules.Span), 0, Shapes.capsules.Count);
            CylinderRenderer.Render(camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.cylinders.Span), 0, Shapes.cylinders.Count);

            //Non-raytraced shapes just use regular opaque rendering.
            GL.Disable(EnableCap.SampleAlphaToCoverage);
            BoxRenderer.Render(camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.boxes.Span), 0, Shapes.boxes.Count);
            TriangleRenderer.Render(camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.triangles.Span), 0, Shapes.triangles.Count);
            MeshRenderer.Render(camera, Surface.Resolution, SpanConverter.AsSpan(Shapes.meshes.Span), 0, Shapes.meshes.Count);
            LineRenderer.Render(camera, Surface.Resolution, SpanConverter.AsSpan(Lines.lines.Span), 0, Lines.lines.Count);

            Background.Render(camera);
            GL.Disable(EnableCap.CullFace);
            GL.Disable(EnableCap.DepthTest);

            //Resolve MSAA rendering down to a single sample buffer for screenspace work.
            //Note that we're not bothering to properly handle tonemapping during the resolve. That's going to hurt quality a little, but the demos don't make use of very wide ranges.
            //(If for some reason you end up expanding the demos to make use of wider HDR, you can make this a custom resolve pretty easily.)
            GL.BlitNamedFramebuffer(framebuffer, resolvedFramebuffer, 0, 0, width, height, 0, 0, width, height, ClearBufferMask.ColorBufferBit, BlitFramebufferFilter.Nearest);
            GL.BindFramebuffer(FramebufferTarget.Framebuffer, resolvedFramebuffer);

            //Glyph and screenspace line drawing rely on the same premultiplied alpha blending transparency. We'll handle their state out here.
            GL.Enable(EnableCap.Blend);
            GL.BlendFunc(BlendingFactorSrc.One, BlendingFactorDest.OneMinusSrcAlpha);
            GL.BlendEquation(BlendEquationMode.FuncAdd);
            ImageRenderer.PreparePipeline();
            ImageBatcher.Flush(Surface.Resolution, ImageRenderer);
            UILineBatcher.Flush(Surface.Resolution, UILineRenderer);
            GlyphRenderer.PreparePipeline();
            TextBatcher.Flush(Surface.Resolution, GlyphRenderer);
            GL.Disable(EnableCap.Blend);

            GL.BindFramebuffer(FramebufferTarget.Framebuffer, 0);
            CompressToSwap.Render(resolvedColorBuffer);
        }
示例#3
0
        public void Render(Camera camera)
        {
            if (Surface.Resolution.X != depthBuffer.Description.Width || Surface.Resolution.Y != depthBuffer.Description.Height)
            {
                OnResize();
            }
            var context = Surface.Context;

            context.Rasterizer.SetViewport(0, 0, Surface.Resolution.X, Surface.Resolution.Y, 0.0f, 1.0f);

            //Note reversed depth.
            context.ClearDepthStencilView(dsv, DepthStencilClearFlags.Depth, 0, 0);
            //The background render is going to fill out the entire color buffer, but having a clear can be useful- e.g. clearing out MSAA history.
            //We don't use MSAA right now, but the cost of doing this clear is negligible and it avoids a surprise later.
            context.ClearRenderTargetView(rtv, new SharpDX.Mathematics.Interop.RawColor4());
            context.OutputMerger.SetRenderTargets(dsv, rtv);
            context.Rasterizer.State = rasterizerState;
            context.OutputMerger.SetBlendState(opaqueBlendState);
            context.OutputMerger.SetDepthStencilState(opaqueDepthState);

            SphereRenderer.Render(context, camera, Surface.Resolution, Shapes.spheres.Span.Memory, 0, Shapes.spheres.Count);
            CapsuleRenderer.Render(context, camera, Surface.Resolution, Shapes.capsules.Span.Memory, 0, Shapes.capsules.Count);
            BoxRenderer.Render(context, camera, Surface.Resolution, Shapes.boxes.Span.Memory, 0, Shapes.boxes.Count);
            LineRenderer.Render(context, camera, Surface.Resolution, Lines.lines.Span.Memory, 0, Lines.lines.Count);

            Background.Render(context, camera);

            //Glyph and screenspace line drawing rely on the same premultiplied alpha blending transparency. We'll handle their state out here.
            context.OutputMerger.SetBlendState(uiBlendState);
            context.OutputMerger.SetDepthStencilState(uiDepthState);
            UILineBatcher.Flush(context, Surface.Resolution, UILineRenderer);
            GlyphRenderer.PreparePipeline(context);
            TextBatcher.Flush(context, Surface.Resolution, GlyphRenderer);

            //Note that, for now, the compress to swap handles its own depth state since it's the only post processing stage.
            context.OutputMerger.SetBlendState(opaqueBlendState);
            context.Rasterizer.State = rasterizerState;
            CompressToSwap.Render(context, srv, Surface.RTV);
        }