337 lines
11 KiB
C++
337 lines
11 KiB
C++
#pragma once
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#include "Deffered.h"
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#include "..\..\Definitions\GraphicalDefinition.h"
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typedef Oyster::Graphics::Core::PipelineManager::ShaderType ShaderType;
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typedef Oyster::Graphics::Core::PipelineManager::Get GetShader;
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typedef Oyster::Graphics::Core::PipelineManager Shader;
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typedef Oyster::Graphics::Core::Buffer Buffer;
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const std::wstring PathToHLSL = L"..\\..\\Code\\OysterGraphics\\Shader\\HLSL\\Deffered Shaders\\";
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const std::wstring PathToCSO = L"..\\Content\\Shaders\\";
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const int KernelSize = 10;
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const int SampleSpread = 16;
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namespace Oyster
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{
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namespace Graphics
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{
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namespace Render
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{
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namespace Resources
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{
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ID3D11RenderTargetView* Deffered::GBufferRTV[Deffered::GBufferSize] = {0};
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ID3D11ShaderResourceView* Deffered::GBufferSRV[Deffered::GBufferSize] = {0};
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ID3D11UnorderedAccessView* Deffered::LBufferUAV[Deffered::LBufferSize] = {0};
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ID3D11ShaderResourceView* Deffered::LBufferSRV[Deffered::LBufferSize] = {0};
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Shader::RenderPass Deffered::GeometryPass;
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Shader::RenderPass Deffered::LightPass;
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Shader::RenderPass Deffered::PostPass;
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Buffer Deffered::ModelData = Buffer();
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Buffer Deffered::AnimationData = Buffer();
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Buffer Deffered::LightConstantsData = Buffer();
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Buffer Deffered::PointLightsData = Buffer();
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ID3D11ShaderResourceView* Deffered::PointLightView = NULL;
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ID3D11ShaderResourceView* Deffered::SSAOKernel = NULL;
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ID3D11ShaderResourceView* Deffered::SSAORandom = NULL;
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Core::Init::State Deffered::InitShaders()
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{
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#ifdef _DEBUG
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std::wstring path = PathToHLSL;
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std::wstring end = L".hlsl";
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#else
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std::wstring path = PathToCSO;
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std::wstring end = L".cso";
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#endif
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//Load Shaders
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Core::PipelineManager::Init(path + L"PixelGatherData" + end, ShaderType::Pixel, L"Geometry");
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Core::PipelineManager::Init(path + L"VertexGatherData" + end, ShaderType::Vertex, L"Geometry");
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Core::PipelineManager::Init(path + L"LightPass" + end, ShaderType::Compute, L"LightPass");
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Core::PipelineManager::Init(path + L"PostPass" + end, ShaderType::Compute, L"PostPass");
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return Core::Init::State::Success;
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}
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Core::Init::State Deffered::Init()
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{
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InitShaders();
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//Create Buffers
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Buffer::BUFFER_INIT_DESC desc;
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desc.ElementSize = sizeof(Definitions::PerModel);
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desc.NumElements = 1;
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desc.InitData = NULL;
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desc.Type = Buffer::BUFFER_TYPE::CONSTANT_BUFFER_VS;
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desc.Usage = Buffer::BUFFER_USAGE::BUFFER_CPU_WRITE_DISCARD;
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ModelData.Init(desc);
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desc.NumElements = 1;
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desc.ElementSize = sizeof(Definitions::AnimationData);
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AnimationData.Init(desc);
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desc.ElementSize = sizeof(Definitions::LightConstants);
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desc.NumElements = 1;
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desc.Type = Buffer::BUFFER_TYPE::CONSTANT_BUFFER_CS;
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LightConstantsData.Init(desc);
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desc.ElementSize = sizeof(Definitions::Pointlight);
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desc.NumElements = MaxLightSize;
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desc.Type = Buffer::STRUCTURED_BUFFER;
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PointLightsData.Init(desc);
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////Create States
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D3D11_RASTERIZER_DESC rdesc;
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rdesc.CullMode = D3D11_CULL_BACK;
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rdesc.FillMode = D3D11_FILL_SOLID;
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rdesc.FrontCounterClockwise = false;
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rdesc.DepthBias = 0;
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rdesc.DepthBiasClamp = 0;
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rdesc.DepthClipEnable = true;
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rdesc.SlopeScaledDepthBias = 0;
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rdesc.ScissorEnable = false;
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rdesc.MultisampleEnable = false;
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rdesc.AntialiasedLineEnable = false;
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ID3D11RasterizerState* rs = NULL;
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Oyster::Graphics::Core::device->CreateRasterizerState(&rdesc,&rs);
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D3D11_SAMPLER_DESC sdesc;
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sdesc.Filter = D3D11_FILTER_ANISOTROPIC;
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sdesc.AddressU = D3D11_TEXTURE_ADDRESS_CLAMP;
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sdesc.AddressV = D3D11_TEXTURE_ADDRESS_CLAMP;
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sdesc.AddressW = D3D11_TEXTURE_ADDRESS_CLAMP;
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sdesc.MipLODBias = 0;
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sdesc.MaxAnisotropy =4;
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sdesc.ComparisonFunc = D3D11_COMPARISON_LESS_EQUAL;
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*sdesc.BorderColor = *Oyster::Math::Float4(1,1,1,1).element;
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sdesc.MinLOD = 0;
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sdesc.MaxLOD = D3D11_FLOAT32_MAX;
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ID3D11SamplerState** ss = new ID3D11SamplerState*[1];
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Oyster::Graphics::Core::device->CreateSamplerState(&sdesc,ss);
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D3D11_DEPTH_STENCIL_DESC ddesc;
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ddesc.DepthEnable = true;
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ddesc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ALL;
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ddesc.DepthFunc = D3D11_COMPARISON_LESS;
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ddesc.StencilEnable = true;
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ddesc.StencilReadMask = 0xFF;
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ddesc.StencilWriteMask = 0xFF;
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ddesc.FrontFace.StencilFailOp = D3D11_STENCIL_OP_KEEP;
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ddesc.FrontFace.StencilDepthFailOp = D3D11_STENCIL_OP_INCR;
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ddesc.FrontFace.StencilPassOp = D3D11_STENCIL_OP_KEEP;
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ddesc.FrontFace.StencilFunc = D3D11_COMPARISON_ALWAYS;
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ddesc.BackFace.StencilFailOp = D3D11_STENCIL_OP_KEEP;
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ddesc.BackFace.StencilDepthFailOp = D3D11_STENCIL_OP_DECR;
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ddesc.BackFace.StencilPassOp = D3D11_STENCIL_OP_KEEP;
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ddesc.BackFace.StencilFunc = D3D11_COMPARISON_ALWAYS;
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ID3D11DepthStencilState* dsState;
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Core::device->CreateDepthStencilState(&ddesc,&dsState);
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//Create Views
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for(int i = 0; i< Resources::Deffered::GBufferSize; ++i)
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{
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Core::Init::CreateLinkedShaderResourceFromTexture(&GBufferRTV[i],&GBufferSRV[i],NULL);
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}
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for(int i = 0; i < Resources::Deffered::LBufferSize; ++i)
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{
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Core::Init::CreateLinkedShaderResourceFromTexture(NULL,&LBufferSRV[i],&LBufferUAV[i]);
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}
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Buffer* b = &PointLightsData;
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Core::Init::CreateLinkedShaderResourceFromStructuredBuffer(&b,&PointLightView,NULL);
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srand((unsigned int)time(0));
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//SSAO
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Math::Vector3 kernel[KernelSize];
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Math::Vector3 random[SampleSpread];
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for(int i = 0;i < KernelSize; ++i)
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{
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kernel[i] = Oyster::Math::Vector3::null;
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while( kernel[i] == Oyster::Math::Vector3::null )
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{
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kernel[i] = Oyster::Math::Vector3(
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(float)rand() / (RAND_MAX + 1) * (1 - -1) + -1,
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(float)rand() / (RAND_MAX + 1) * (1 - -1) + -1,
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(float)rand() / (RAND_MAX + 1) * (1 - 0) + 0);
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}
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kernel[i].Normalize();
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float scale = float(i) / float(KernelSize);
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scale = (0.1f*(1 - scale * scale) + 1.0f *( scale * scale));
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kernel[i] *= scale;
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}
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for( int i = 0; i < SampleSpread; ++i)
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{
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random[i] = Oyster::Math::Vector3::null;
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while( random[i] == Oyster::Math::Vector3::null )
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{
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random[i] = Oyster::Math::Vector3(
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(float)rand() / (RAND_MAX + 1) * (1 - -1)+ -1,
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/*(float)rand() / (RAND_MAX + 1) * (1 - -1)+ -1,*/
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1.0f,
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0.0f);
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}
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random[i].Normalize();
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}
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D3D11_TEXTURE1D_DESC T1desc;
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T1desc.Width = KernelSize;
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T1desc.MipLevels = T1desc.ArraySize = 1;
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T1desc.Format = DXGI_FORMAT_R32G32B32_FLOAT;
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T1desc.Usage = D3D11_USAGE_DEFAULT;
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T1desc.BindFlags = D3D11_BIND_SHADER_RESOURCE;
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T1desc.CPUAccessFlags = 0;
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T1desc.MiscFlags = 0;
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D3D11_SUBRESOURCE_DATA sphere;
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sphere.pSysMem = kernel;
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D3D11_SUBRESOURCE_DATA rnd;
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rnd.pSysMem = random;
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rnd.SysMemPitch = sqrt(SampleSpread) * sizeof(Oyster::Math::Vector3);
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ID3D11Texture1D *pTexture1;
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Core::device->CreateTexture1D( &T1desc, &sphere, &pTexture1 );
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Core::device->CreateShaderResourceView( pTexture1, 0, &SSAOKernel );
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pTexture1->Release();
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D3D11_TEXTURE2D_DESC T2desc;
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T2desc.Width = KernelSize;
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T2desc.MipLevels = T2desc.ArraySize = 1;
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T2desc.Format = DXGI_FORMAT_R32G32B32_FLOAT;
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T2desc.Usage = D3D11_USAGE_DEFAULT;
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T2desc.BindFlags = D3D11_BIND_SHADER_RESOURCE;
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T2desc.CPUAccessFlags = 0;
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T2desc.MiscFlags = 0;
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T2desc.Height = sqrt(SampleSpread);
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T2desc.Width = SampleSpread/sqrt(SampleSpread);
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T2desc.SampleDesc.Quality = 0;
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T2desc.SampleDesc.Count = 1;
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ID3D11Texture2D *pTexture2;
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Core::device->CreateTexture2D( &T2desc, &rnd, &pTexture2 );
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Core::device->CreateShaderResourceView( (pTexture2), 0, &SSAORandom );
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pTexture2->Release();
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////Create ShaderEffects
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////---------------- Geometry Pass Setup ----------------------------
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GeometryPass.Shaders.Pixel = GetShader::Pixel(L"Geometry");
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GeometryPass.Shaders.Vertex = GetShader::Vertex(L"Geometry");
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D3D11_INPUT_ELEMENT_DESC indesc[] =
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{
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{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
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{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 12, D3D11_INPUT_PER_VERTEX_DATA, 0 },
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{ "NORMAL", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 20, D3D11_INPUT_PER_VERTEX_DATA, 0 },
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{ "TANGENT", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 32, D3D11_INPUT_PER_VERTEX_DATA, 0 },
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{ "BITANGENT", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 44, D3D11_INPUT_PER_VERTEX_DATA, 0 },
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{ "BONEINDEX", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, 56, D3D11_INPUT_PER_VERTEX_DATA, 0 },
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{ "BONEWEIGHT", 0, DXGI_FORMAT_R32G32B32A32_FLOAT, 0, 72, D3D11_INPUT_PER_VERTEX_DATA, 0 }
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};
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Shader::CreateInputLayout(indesc,7,GetShader::Vertex(L"Geometry"),GeometryPass.IAStage.Layout);
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GeometryPass.IAStage.Topology = D3D_PRIMITIVE_TOPOLOGY_TRIANGLELIST;
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GeometryPass.CBuffers.Vertex.push_back(AnimationData);
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GeometryPass.CBuffers.Vertex.push_back(ModelData);
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GeometryPass.RenderStates.Rasterizer = rs;
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GeometryPass.RenderStates.SampleCount = 1;
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GeometryPass.RenderStates.SampleState = ss;
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GeometryPass.RenderStates.DepthStencil = dsState;
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for(int i = 0; i<Deffered::GBufferSize;++i)
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{
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GeometryPass.RTV.push_back(GBufferRTV[i]);
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}
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GeometryPass.depth = Core::depthStencil;
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////---------------- Light Pass Setup ----------------------------
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LightPass.Shaders.Compute = GetShader::Compute(L"LightPass");
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for(int i = 0; i<Deffered::LBufferSize;++i)
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{
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LightPass.UAV.Compute.push_back(LBufferUAV[i]);
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}
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for(int i = 0; i<Deffered::GBufferSize;++i)
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{
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LightPass.SRV.Compute.push_back(GBufferSRV[i]);
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}
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LightPass.SRV.Compute.push_back(Core::depthStencilUAV);
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LightPass.CBuffers.Compute.push_back(LightConstantsData);
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LightPass.SRV.Compute.push_back(PointLightView);
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LightPass.SRV.Compute.push_back(SSAOKernel);
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LightPass.SRV.Compute.push_back(SSAORandom);
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////---------------- Post Pass Setup ----------------------------
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PostPass.Shaders.Compute = GetShader::Compute(L"PostPass");
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for(int i = 0; i<Deffered::LBufferSize;++i)
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{
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PostPass.SRV.Compute.push_back(LBufferSRV[i]);
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}
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PostPass.UAV.Compute.push_back(Core::backBufferUAV);
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return Core::Init::State::Success;
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}
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void Deffered::Clean()
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{
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Resources::Deffered::ModelData.~Buffer();
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Resources::Deffered::AnimationData.~Buffer();
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Resources::Deffered::LightConstantsData.~Buffer();
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Resources::Deffered::PointLightsData.~Buffer();
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SAFE_RELEASE(Resources::Deffered::PointLightView);
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SAFE_RELEASE(Deffered::SSAOKernel);
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SAFE_RELEASE(Deffered::SSAORandom);
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for(int i = 0; i< GBufferSize; ++i)
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{
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SAFE_RELEASE(GBufferRTV[i]);
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SAFE_RELEASE(GBufferSRV[i]);
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}
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for(int i = 0; i< LBufferSize; ++i)
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{
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SAFE_RELEASE(LBufferUAV[i]);
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SAFE_RELEASE(LBufferSRV[i]);
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}
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SAFE_RELEASE(GeometryPass.IAStage.Layout);
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SAFE_RELEASE(GeometryPass.RenderStates.BlendState);
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SAFE_RELEASE(GeometryPass.RenderStates.DepthStencil);
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SAFE_RELEASE(GeometryPass.RenderStates.Rasterizer);
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for(int i = 0; i < GeometryPass.RenderStates.SampleCount; ++i)
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{
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SAFE_RELEASE(GeometryPass.RenderStates.SampleState[i]);
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}
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SAFE_DELETE_ARRAY(GeometryPass.RenderStates.SampleState);
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}
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}
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}
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}
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} |