public void OnWindowResize(DXManager dxman)
{
DisposeBuffers();
var device = dxman.device;
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;
Viewport.MinDepth = 0.0f;
Viewport.MaxDepth = 1.0f;
Viewport.X = 0.0f;
Viewport.Y = 0.0f;
GBuffers = new GpuMultiTexture(device, uw, uh, 4, Format.R8G8B8A8_UNorm, true, Format.D32_Float, MSAASampleCount);
WindowSizeVramUsage += GBuffers.VramUsage;
SceneColour = new GpuTexture(device, uw, uh, Format.R32G32B32A32_Float, 1, 0, true, Format.D32_Float);
WindowSizeVramUsage += SceneColour.VramUsage;
}
public void OnWindowResize(DXManager dxman)
{
DisposeBuffers();
var device = dxman.device;
int sc = dxman.multisamplecount;
int sq = dxman.multisamplequality;
Multisampled = (sc > 1);
int uw = Width = dxman.backbuffer.Description.Width;
int uh = Height = dxman.backbuffer.Description.Height;
Viewport = new ViewportF();
Viewport.Width = (float)uw;
Viewport.Height = (float)uh;
Viewport.MinDepth = 0.0f;
Viewport.MaxDepth = 1.0f;
Viewport.X = 0.0f;
Viewport.Y = 0.0f;
Format f = Format.R32G32B32A32_Float;
Format df = Format.D32_Float;
Primary = new GpuTexture(device, uw, uh, f, sc, sq, true, df);
WindowSizeVramUsage += Primary.VramUsage;
int rc = (int)(Math.Ceiling(uw / 8.0f) * Math.Ceiling(uh / 8.0f));
Reduction0 = new GpuBuffer <float>(device, 1, rc);
Reduction1 = new GpuBuffer <float>(device, 1, rc);
WindowSizeVramUsage += sizeof(float) * rc * 2;
LumBlendResult = new GpuBuffer <float>(device, 1, 1);
WindowSizeVramUsage += sizeof(float); //because 4 bytes matter
int tw = uw / 8;
int th = uh / 8;
rc = tw * th;
f = Format.R8G8B8A8_UNorm;
Bloom0 = new GpuBuffer <Vector4>(device, 1, rc);
Bloom1 = new GpuBuffer <Vector4>(device, 1, rc);
WindowSizeVramUsage += /*sizeof(V4F)*/ 16 * rc * 2;
Bloom = new GpuTexture(device, tw, th, f, 1, 0, false, df);
WindowSizeVramUsage += Bloom.VramUsage;
}
public PostProcessor(DXManager dxman)
{
var device = dxman.device;
byte[] bReduceTo1DCS = File.ReadAllBytes("Shaders\\PPReduceTo1DCS.cso");
byte[] bReduceTo0DCS = File.ReadAllBytes("Shaders\\PPReduceTo0DCS.cso");
byte[] bLumBlendCS = File.ReadAllBytes("Shaders\\PPLumBlendCS.cso");
byte[] bBloomFilterBPHCS = File.ReadAllBytes("Shaders\\PPBloomFilterBPHCS.cso");
byte[] bBloomFilterVCS = File.ReadAllBytes("Shaders\\PPBloomFilterVCS.cso");
byte[] bCopyPixelsPS = File.ReadAllBytes("Shaders\\PPCopyPixelsPS.cso");
byte[] bFinalPassVS = File.ReadAllBytes("Shaders\\PPFinalPassVS.cso");
byte[] bFinalPassPS = File.ReadAllBytes("Shaders\\PPFinalPassPS.cso");
ReduceTo1DCS = new ComputeShader(device, bReduceTo1DCS);
ReduceTo0DCS = new ComputeShader(device, bReduceTo0DCS);
LumBlendCS = new ComputeShader(device, bLumBlendCS);
BloomFilterBPHCS = new ComputeShader(device, bBloomFilterBPHCS);
BloomFilterVCS = new ComputeShader(device, bBloomFilterVCS);
CopyPixelsPS = new PixelShader(device, bCopyPixelsPS);
FinalPassVS = new VertexShader(device, bFinalPassVS);
FinalPassPS = new PixelShader(device, bFinalPassPS);
FinalPassQuad = new UnitQuad(device, true);
FinalPassLayout = new InputLayout(device, bFinalPassVS, new[]
{
new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 16, 0),
});
ReduceCSVars = new GpuVarsBuffer <PostProcessorReduceCSVars>(device);
LumBlendCSVars = new GpuVarsBuffer <PostProcessorLumBlendCSVars>(device);
FilterBPHCSVars = new GpuVarsBuffer <PostProcessorFilterBPHCSVars>(device);
FilterVCSVars = new GpuVarsBuffer <PostProcessorFilterVCSVars>(device);
FinalPSVars = new GpuVarsBuffer <PostProcessorFinalPSVars>(device);
TextureAddressMode a = TextureAddressMode.Clamp;
Color4 b = new Color4(0.0f, 0.0f, 0.0f, 0.0f);
Comparison c = Comparison.Always;
SampleStatePoint = DXUtility.CreateSamplerState(device, a, b, c, Filter.MinMagMipPoint, 0, 1.0f, 1.0f, 0.0f);
SampleStateLinear = DXUtility.CreateSamplerState(device, a, b, c, Filter.MinMagMipLinear, 0, 1.0f, 1.0f, 0.0f);
BlendState = DXUtility.CreateBlendState(device, false, BlendOperation.Add, BlendOption.One, BlendOption.Zero, BlendOperation.Add, BlendOption.One, BlendOption.Zero, ColorWriteMaskFlags.All);
GetSampleWeights(ref FilterVCSVars.Vars.avSampleWeights, 3.0f, 1.25f); //init sample weights
FilterBPHCSVars.Vars.avSampleWeights = FilterVCSVars.Vars.avSampleWeights;
}
public void Render(DXManager dxman, float elapsed)
{
ElapsedTime = elapsed;
var context = dxman.context;
if (Multisampled)
{
int sr = 0;// D3D11CalcSubresource(0, 0, 1);
context.ResolveSubresource(Primary.TextureMS, sr, Primary.Texture, sr, Format.R32G32B32A32_Float);
}
context.OutputMerger.SetRenderTargets((RenderTargetView)null);
ProcessLuminance(context);
ProcessBloom(context);
dxman.SetDefaultRenderTarget(context);
context.OutputMerger.SetBlendState(BlendState, null, 0xFFFFFFFF);
FinalPass(context);
}
public void Render(DXManager dxman, float elapsed, DeferredScene defScene)
{
ElapsedTime = elapsed;
DefScene = defScene;
UsePrimary = ((defScene?.SSAASampleCount ?? 2) > 1) || (defScene?.SceneColour == null);
var context = dxman.context;
if (Multisampled && UsePrimary)
{
int sr = 0;// D3D11CalcSubresource(0, 0, 1);
context.ResolveSubresource(Primary.TextureMS, sr, Primary.Texture, sr, Format.R32G32B32A32_Float);
}
context.OutputMerger.SetRenderTargets((RenderTargetView)null);
ProcessLuminance(context);
ProcessBloom(context);
dxman.SetDefaultRenderTarget(context);
context.OutputMerger.SetBlendState(BlendState, null, 0xFFFFFFFF);
FinalPass(context);
}
public DeferredScene(DXManager dxman)
{
var device = dxman.device;
byte[] bDirLightVS = File.ReadAllBytes("Shaders\\DirLightVS.cso");
byte[] bDirLightPS = File.ReadAllBytes("Shaders\\DirLightPS.cso");
byte[] bDirLightMSPS = File.ReadAllBytes("Shaders\\DirLightPS_MS.cso");
byte[] bLodLightVS = File.ReadAllBytes("Shaders\\LodLightsVS.cso");
byte[] bLodLightPS = File.ReadAllBytes("Shaders\\LodLightsPS.cso");
byte[] bLodLightMSPS = File.ReadAllBytes("Shaders\\LodLightsPS_MS.cso");
byte[] bLightVS = File.ReadAllBytes("Shaders\\LightVS.cso");
byte[] bLightPS = File.ReadAllBytes("Shaders\\LightPS.cso");
byte[] bLightMSPS = File.ReadAllBytes("Shaders\\LightPS_MS.cso");
byte[] bFinalVS = File.ReadAllBytes("Shaders\\PPFinalPassVS.cso");
byte[] bSSAAPS = File.ReadAllBytes("Shaders\\PPSSAAPS.cso");
DirLightVS = new VertexShader(device, bDirLightVS);
DirLightPS = new PixelShader(device, bDirLightPS);
LodLightVS = new VertexShader(device, bLodLightVS);
LodLightPS = new PixelShader(device, bLodLightPS);
LightVS = new VertexShader(device, bLightVS);
LightPS = new PixelShader(device, bLightPS);
try
{
//error could happen here if the device isn't supporting feature level 10.1
DirLightMSPS = new PixelShader(device, bDirLightMSPS);
LodLightMSPS = new PixelShader(device, bLodLightMSPS);
LightMSPS = new PixelShader(device, bLightMSPS);
}
catch
{
MSAASampleCount = 1; //can't do MSAA without at least 10.1 support
}
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, bDirLightVS, new[]
{
new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
new InputElement("TEXCOORD", 0, Format.R32G32_Float, 16, 0),
});
LightVSVars = new GpuVarsBuffer <DeferredLightVSVars>(device);
LightPSVars = new GpuVarsBuffer <DeferredLightPSVars>(device);
LightInstVars = new GpuVarsBuffer <DeferredLightInstVars>(device);
FinalVS = new VertexShader(device, bFinalVS);
SSAAPS = new PixelShader(device, bSSAAPS);
SSAAPSVars = new GpuVarsBuffer <DeferredSSAAPSVars>(device);
TextureAddressMode a = TextureAddressMode.Clamp;
Color4 b = new Color4(0.0f, 0.0f, 0.0f, 0.0f);
Comparison c = Comparison.Always;
SampleStatePoint = DXUtility.CreateSamplerState(device, a, b, c, Filter.MinMagMipPoint, 0, 1.0f, 1.0f, 0.0f);
SampleStateLinear = DXUtility.CreateSamplerState(device, a, b, c, Filter.MinMagMipLinear, 0, 1.0f, 1.0f, 0.0f);
BlendState = DXUtility.CreateBlendState(device, false, BlendOperation.Add, BlendOption.One, BlendOption.Zero, BlendOperation.Add, BlendOption.One, BlendOption.Zero, ColorWriteMaskFlags.All);
}