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Refactored deferred lights code, and skipping SSAA when sample count is 1

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This commit is contained in:
dexy
2019-12-04 17:54:48 +11:00
Unverified
parent 1843d70652
commit 152d439f89
19 changed files with 480 additions and 183 deletions
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Rendering/Shaders/DeferredScene.cs
+60 -45
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@@ -41,7 +41,7 @@ namespace CodeWalker.Rendering
public uint Pad1;
}
public struct DeferredMSAAPSVars
public struct DeferredSSAAPSVars
{
public uint SampleCount;
public float SampleMult;
@@ -64,8 +64,10 @@ namespace CodeWalker.Rendering
int Height = 0;
ViewportF Viewport;
VertexShader LightVS;
PixelShader LightPS;
VertexShader DirLightVS;
PixelShader DirLightPS;
VertexShader LodLightVS;
PixelShader LodLightPS;
UnitCone LightCone;
UnitSphere LightSphere;
UnitCapsule LightCapsule;
@@ -77,12 +79,11 @@ namespace CodeWalker.Rendering
GpuVarsBuffer<DeferredLightPSVars> LightPSVars;
int MSAASampleCount = 1;
VertexShader FinalVS;
PixelShader MSAAPS;
GpuVarsBuffer<DeferredMSAAPSVars> MSAAPSVars;
PixelShader SSAAPS;
GpuVarsBuffer<DeferredSSAAPSVars> SSAAPSVars;
public int SSAASampleCount = 1;
public long VramUsage
@@ -99,18 +100,22 @@ namespace CodeWalker.Rendering
{
var device = dxman.device;
byte[] bLightVS = File.ReadAllBytes("Shaders\\LightVS.cso");
byte[] bLightPS = File.ReadAllBytes("Shaders\\LightPS.cso");
byte[] bDirLightVS = File.ReadAllBytes("Shaders\\DirLightVS.cso");
byte[] bDirLightPS = File.ReadAllBytes("Shaders\\DirLightPS.cso");
byte[] bLodLightVS = File.ReadAllBytes("Shaders\\LodLightsVS.cso");
byte[] bLodLightPS = File.ReadAllBytes("Shaders\\LodLightsPS.cso");
byte[] bFinalVS = File.ReadAllBytes("Shaders\\PPFinalPassVS.cso");
byte[] bMSAAPS = File.ReadAllBytes("Shaders\\PPMSAAPS.cso");
byte[] bSSAAPS = File.ReadAllBytes("Shaders\\PPSSAAPS.cso");
LightVS = new VertexShader(device, bLightVS);
LightPS = new PixelShader(device, bLightPS);
LightCone = new UnitCone(device, bLightVS, 4, false);
LightSphere = new UnitSphere(device, bLightVS, 4, true);
LightCapsule = new UnitCapsule(device, bLightVS, 4, false);
DirLightVS = new VertexShader(device, bDirLightVS);
DirLightPS = new PixelShader(device, bDirLightPS);
LodLightVS = new VertexShader(device, bLodLightVS);
LodLightPS = new PixelShader(device, bLodLightPS);
LightCone = new UnitCone(device, bLodLightVS, 4, false);
LightSphere = new UnitSphere(device, bLodLightVS, 4, true);
LightCapsule = new UnitCapsule(device, bLodLightVS, 4, false);
LightQuad = new UnitQuad(device, true);
LightQuadLayout = new InputLayout(device, bLightVS, new[]
LightQuadLayout = new InputLayout(device, bDirLightVS, new[]
{
new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 16, 0),
@@ -121,9 +126,9 @@ namespace CodeWalker.Rendering
FinalVS = new VertexShader(device, bFinalVS);
MSAAPS = new PixelShader(device, bMSAAPS);
SSAAPS = new PixelShader(device, bSSAAPS);
MSAAPSVars = new GpuVarsBuffer<DeferredMSAAPSVars>(device);
SSAAPSVars = new GpuVarsBuffer<DeferredSSAAPSVars>(device);
TextureAddressMode a = TextureAddressMode.Clamp;
Color4 b = new Color4(0.0f, 0.0f, 0.0f, 0.0f);
@@ -188,25 +193,35 @@ namespace CodeWalker.Rendering
LightCapsule.Dispose();
LightCapsule = null;
}
if (LightPS != null)
if (DirLightPS != null)
{
LightPS.Dispose();
LightPS = null;
DirLightPS.Dispose();
DirLightPS = null;
}
if (LightVS != null)
if (DirLightVS != null)
{
LightVS.Dispose();
LightVS = null;
DirLightVS.Dispose();
DirLightVS = null;
}
if (MSAAPSVars != null)
if (LodLightPS != null)
{
MSAAPSVars.Dispose();
MSAAPSVars = null;
LodLightPS.Dispose();
LodLightPS = null;
}
if (MSAAPS != null)
if (LodLightVS != null)
{
MSAAPS.Dispose();
MSAAPS = null;
LodLightVS.Dispose();
LodLightVS = null;
}
if (SSAAPSVars != null)
{
SSAAPSVars.Dispose();
SSAAPSVars = null;
}
if (SSAAPS != null)
{
SSAAPS.Dispose();
SSAAPS = null;
}
if (FinalVS != null)
{
@@ -223,8 +238,8 @@ namespace CodeWalker.Rendering
int uw = Width = dxman.backbuffer.Description.Width * MSAASampleCount;
int uh = Height = dxman.backbuffer.Description.Height * MSAASampleCount;
int uw = Width = dxman.backbuffer.Description.Width * SSAASampleCount;
int uh = Height = dxman.backbuffer.Description.Height * SSAASampleCount;
Viewport = new ViewportF();
Viewport.Width = (float)uw;
Viewport.Height = (float)uh;
@@ -285,8 +300,8 @@ namespace CodeWalker.Rendering
//discard pixels where scene depth is 0, since nothing was rendered there
//blend mode: overwrite
context.VertexShader.Set(LightVS);
context.PixelShader.Set(LightPS);
context.VertexShader.Set(DirLightVS);
context.PixelShader.Set(DirLightPS);
LightVSVars.Vars.ViewProj = Matrix.Identity; //Matrix.Transpose(camera.ViewProjMatrix);
LightVSVars.Vars.CameraPos = Vector4.Zero; //new Vector4(camera.Position, 0.0f);
@@ -336,8 +351,8 @@ namespace CodeWalker.Rendering
//blend mode: additive
context.VertexShader.Set(LightVS);
context.PixelShader.Set(LightPS);
context.VertexShader.Set(LodLightVS);
context.PixelShader.Set(LodLightPS);
LightVSVars.Vars.ViewProj = Matrix.Transpose(camera.ViewProjMatrix);
LightVSVars.Vars.CameraPos = new Vector4(camera.Position, 0.0f);
@@ -421,22 +436,22 @@ namespace CodeWalker.Rendering
public void FinalPass(DeviceContext context)
public void SSAAPass(DeviceContext context)
{
//do antialiasing from SceneColour into HDR primary
//do antialiasing from SceneColour
context.VertexShader.Set(FinalVS);
context.PixelShader.Set(MSAAPS);
context.PixelShader.Set(SSAAPS);
context.PixelShader.SetShaderResources(0, SceneColour.SRV);
context.PixelShader.SetSamplers(0, SampleStatePoint);
MSAAPSVars.Vars.SampleCount = (uint)MSAASampleCount;
MSAAPSVars.Vars.SampleMult = 1.0f / (MSAASampleCount * MSAASampleCount);
MSAAPSVars.Vars.TexelSizeX = 1.0f / Width;
MSAAPSVars.Vars.TexelSizeY = 1.0f / Height;
MSAAPSVars.Update(context);
MSAAPSVars.SetPSCBuffer(context, 0);
SSAAPSVars.Vars.SampleCount = (uint)SSAASampleCount;
SSAAPSVars.Vars.SampleMult = 1.0f / (SSAASampleCount * SSAASampleCount);
SSAAPSVars.Vars.TexelSizeX = 1.0f / Width;
SSAAPSVars.Vars.TexelSizeY = 1.0f / Height;
SSAAPSVars.Update(context);
SSAAPSVars.SetPSCBuffer(context, 0);
context.InputAssembler.InputLayout = LightQuadLayout;
LightQuad.Draw(context);