public override void Render(RenderContext context, DeviceContextProxy deviceContext)
{
var buffer = context.RenderHost.RenderBuffer;
deviceContext.SetRenderTarget(buffer.FullResPPBuffer.NextRTV, buffer.TargetWidth, buffer.TargetHeight);
OnUpdatePerModelStruct(context);
modelCB.Upload(deviceContext, ref modelStruct);
LUMAPass.BindShader(deviceContext);
LUMAPass.BindStates(deviceContext, StateType.All);
LUMAPass.PixelShader.BindTexture(deviceContext, textureSlot, buffer.FullResPPBuffer.CurrentSRV);
LUMAPass.PixelShader.BindSampler(deviceContext, samplerSlot, sampler);
deviceContext.Draw(4, 0);
deviceContext.SetRenderTargetOnly(buffer.FullResPPBuffer.CurrentRTV);
FXAAPass.BindShader(deviceContext);
FXAAPass.PixelShader.BindTexture(deviceContext, textureSlot, buffer.FullResPPBuffer.NextSRV);
deviceContext.Draw(4, 0);
FXAAPass.PixelShader.BindTexture(deviceContext, textureSlot, null);
}
public override void Render(RenderContext context, DeviceContextProxy deviceContext)
{
EnsureTextureResources((int)context.ActualWidth, (int)context.ActualHeight, deviceContext);
int texScale = (int)offScreenTextureSize;
using (var ds = context.GetOffScreenDS(offScreenTextureSize, DEPTHFORMAT))
{
using (var rt0 = context.GetOffScreenRT(offScreenTextureSize, RENDERTARGETFORMAT))
{
using (var rt1 = context.GetOffScreenRT(offScreenTextureSize, SSAOTARGETFORMAT))
{
int w = (int)(context.ActualWidth / texScale);// Make sure to set correct viewport width/height by quality
int h = (int)(context.ActualHeight / texScale);
deviceContext.SetRenderTarget(ds, rt0, w, h, true, new Color4(0, 0, 0, 1), true, DepthStencilClearFlags.Depth);
IRenderTechnique currTechnique = null;
ShaderPass ssaoPass1 = ShaderPass.NullPass;
var frustum = context.BoundingFrustum;
for (int i = 0; i < context.RenderHost.PerFrameOpaqueNodesInFrustum.Count; ++i)
{
var node = context.RenderHost.PerFrameOpaqueNodesInFrustum[i];
if (currTechnique != node.EffectTechnique)
{
currTechnique = node.EffectTechnique;
ssaoPass1 = currTechnique[DefaultPassNames.MeshSSAOPass];
}
if (ssaoPass1.IsNULL)
{
continue;
}
node.RenderDepth(context, deviceContext, ssaoPass1);
}
var invProjection = context.ProjectionMatrix.Inverted();
ssaoParam.InvProjection = invProjection;
ssaoParam.NoiseScale = new Vector2(w / 4f, h / 4f);
ssaoParam.Radius = radius;
ssaoParam.TextureScale = texScale;
ssaoCB.ModelConstBuffer.UploadDataToBuffer(deviceContext, (stream) =>
{
stream.WriteRange(kernels);
stream.Write(ssaoParam);
});
deviceContext.SetRenderTargetOnly(rt1);
ssaoPass.BindShader(deviceContext);
ssaoPass.BindStates(deviceContext, StateType.All);
ssaoPass.PixelShader.BindTexture(deviceContext, ssaoTexSlot, rt0);
ssaoPass.PixelShader.BindTexture(deviceContext, noiseTexSlot, ssaoNoise);
ssaoPass.PixelShader.BindTexture(deviceContext, depthSlot, ds);
ssaoPass.PixelShader.BindSampler(deviceContext, surfaceSampleSlot, surfaceSampler);
ssaoPass.PixelShader.BindSampler(deviceContext, noiseSamplerSlot, noiseSampler);
deviceContext.Draw(4, 0);
ssaoPass.PixelShader.BindTexture(deviceContext, depthSlot, null);
deviceContext.SetRenderTarget(ssaoView, width, height);
ssaoBlur.BindShader(deviceContext);
ssaoBlur.BindStates(deviceContext, StateType.All);
ssaoBlur.PixelShader.BindTexture(deviceContext, ssaoTexSlot, rt1);
ssaoBlur.PixelShader.BindSampler(deviceContext, surfaceSampleSlot, blurSampler);
deviceContext.Draw(4, 0);
context.SharedResource.SSAOMap = ssaoView;
context.RenderHost.SetDefaultRenderTargets(false);
deviceContext.SetShaderResource(PixelShader.Type, ssaoTexSlot, ssaoView);
}
}
}
}