directx-11 - HLSL流输出条目无法正常工作

Structure of particle struct Particle{ Particle() {} Particle(float x, float y, float z,float vx, float vy, float vz,float l /*UINT typ*/) :InitPos(x, y, z), InitVel(vx, vy, vz), Age(l) /*, Type(typ)*/{} XMFLOAT3 InitPos; XMFLOAT3 InitVel; float Age; //UINT Type; }; SO Entry D3D11_SO_DECLARATION_ENTRY PartlayoutSO[] = { { 0,"POSITION", 0, 0 , 3, 0 }, // output all components of position { 0,"VELOCITY", 0, 0, 3, 0 }, { 0,"AGE", 0, 0, 1, 0 } //{ 0,"TYPE", 0, 0, 1, 0 } }; Global Variables //streamout shaders ID3D11VertexShader* Part_VSSO; ID3D11GeometryShader* Part_GSSO; ID3DBlob *Part_GSSO_Buffer; ID3DBlob *Part_VSSO_Buffer; //normal shaders ID3D11VertexShader* Part_VS; ID3D11GeometryShader* Part_GS; ID3DBlob *Part_GS_Buffer; ID3D11PixelShader* Part_PS; ID3DBlob *Part_VS_Buffer; ID3DBlob *Part_PS_Buffer; ID3D11Buffer* PartVertBufferInit; //ID3D11Buffer* Popy; ID3D11Buffer* mDrawVB; ID3D11Buffer* mStreamOutVB; ID3D11InputLayout* PartVertLayout;// I try to set input layout too void ParticleSystem::InitParticles() { mFirstRun = true; srand(time(NULL)); hr = D3DCompileFromFile(L"ParticleVertexShaderSO4.hlsl", NULL, D3D_COMPILE_STANDARD_FILE_INCLUDE, "main", "vs_5_0", NULL, NULL, &Part_VSSO_Buffer, NULL); hr = D3DCompileFromFile(L"ParticleGeometryShaderSO4.hlsl", NULL, D3D_COMPILE_STANDARD_FILE_INCLUDE, "main", "gs_5_0", NULL, NULL, &Part_GSSO_Buffer, NULL); UINT StrideArray[1] = { sizeof(Particle) };//I try to set static 28 bits-7*4 per float hr = device->CreateVertexShader(Part_VSSO_Buffer->GetBufferPointer(), Part_VSSO_Buffer->GetBufferSize(), NULL, &Part_VSSO); hr = device->CreateGeometryShaderWithStreamOutput(Part_GSSO_Buffer- >GetBufferPointer(), Part_GSSO_Buffer->GetBufferSize(), PartlayoutSO ,3/* sizeof(PartlayoutSO)*/ , StrideArray, 1,D3D11_SO_NO_RASTERIZED_STREAM, NULL,&Part_GSSO); //Draw Shaders hr = D3DCompileFromFile(L"ParticleVertexShaderDRAW4.hlsl", NULL, D3D_COMPILE_STANDARD_FILE_INCLUDE, "main", "vs_5_0", NULL, NULL, &Part_VS_Buffer, NULL); hr = D3DCompileFromFile(L"ParticleGeometryShaderDRAW4.hlsl", NULL, D3D_COMPILE_STANDARD_FILE_INCLUDE, "main", "gs_5_0", NULL, NULL, &Part_GS_Buffer, NULL); hr = D3DCompileFromFile(L"ParticlePixelShaderDRAW4.hlsl", NULL, D3D_COMPILE_STANDARD_FILE_INCLUDE, "main", "ps_5_0", NULL, NULL, &Part_PS_Buffer, NULL); hr = device->CreateVertexShader(Part_VS_Buffer->GetBufferPointer(), Part_VS_Buffer->GetBufferSize(), NULL, &Part_VS); hr = device->CreateGeometryShader(Part_GS_Buffer->GetBufferPointer(), Part_GS_Buffer->GetBufferSize(), NULL, &Part_GS); hr = device->CreatePixelShader(Part_PS_Buffer->GetBufferPointer(), Part_PS_Buffer->GetBufferSize(), NULL, &Part_PS); BuildVertBuffer(); } void ParticleSystem::BuildVertBuffer() { D3D11_BUFFER_DESC vertexBufferDesc1; ZeroMemory(&vertexBufferDesc1, sizeof(vertexBufferDesc1)); vertexBufferDesc1.Usage = D3D11_USAGE_DEFAULT; vertexBufferDesc1.ByteWidth = sizeof(Particle)*1; //*numParticles; vertexBufferDesc1.BindFlags = D3D11_BIND_VERTEX_BUFFER;// | D3D11_BIND_STREAM_OUTPUT; vertexBufferDesc1.CPUAccessFlags = 0; vertexBufferDesc1.MiscFlags = 0; vertexBufferDesc1.StructureByteStride = 0;// I tried to comment this too Particle p; ZeroMemory(&p, sizeof(Particle)); p.InitPos = XMFLOAT3(0.0f, 0.0f, 0.0f); p.InitVel = XMFLOAT3(0.0f, 0.0f, 0.0f); p.Age = 0.0f; //p.Type = 100.0f; D3D11_SUBRESOURCE_DATA vertexBufferData1; ZeroMemory(&vertexBufferData1, sizeof(vertexBufferData1)); vertexBufferData1.pSysMem = &p;//było &p vertexBufferData1.SysMemPitch = 0; vertexBufferData1.SysMemSlicePitch = 0; hr = device->CreateBuffer(&vertexBufferDesc1, &vertexBufferData1, &PartVertBufferInit); ZeroMemory(&vertexBufferDesc1, sizeof(vertexBufferDesc1)); vertexBufferDesc1.ByteWidth = sizeof(Particle) * numParticles; vertexBufferDesc1.BindFlags = D3D11_BIND_VERTEX_BUFFER | D3D11_BIND_STREAM_OUTPUT; hr = device->CreateBuffer(&vertexBufferDesc1, 0, &mDrawVB); hr = device->CreateBuffer(&vertexBufferDesc1, 0, &mStreamOutVB); } void ParticleSystem::LoadDataParticles() { UINT stride = sizeof(Particle); UINT offset = 0; //Create the Input Layout //device->CreateInputLayout(Partlayout, numElementsPart, Part_VSSO_Buffer- //>GetBufferPointer(), // Part_VSSO_Buffer->GetBufferSize(), &PartVertLayout); //Set the Input Layout //context->IASetInputLayout(PartVertLayout); //Set Primitive Topology context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_POINTLIST); if (mFirstRun) { // context->CopyResource(Popy, PartVertBufferInit); context->IASetVertexBuffers(0, 1, &PartVertBufferInit, &stride, &offset); } else { context->IASetVertexBuffers(0, 1, &mDrawVB, &stride, &offset); } context->SOSetTargets(1, &mStreamOutVB, &offset); context->VSSetShader(Part_VSSO, NULL, 0); context->GSSetShader(Part_GSSO, NULL, 0); context->PSSetShader(NULL, NULL, 0); //context->PSSetShader(Part_PS, NULL, 0); ID3D11DepthStencilState* depthState;//disable depth D3D11_DEPTH_STENCIL_DESC depthStateDesc; depthStateDesc.DepthEnable = false; depthStateDesc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ZERO; device->CreateDepthStencilState(&depthStateDesc, &depthState); context->OMSetDepthStencilState(depthState, 0); if (mFirstRun) { //mFirstRun; context->Draw(1, 0); mFirstRun = false; } else { context->DrawAuto(); } //} // done streaming-out--unbind the vertex buffer ID3D11Buffer* bufferArray[1] = { 0 }; context->SOSetTargets(1, bufferArray, &offset); // ping-pong the vertex buffers std::swap(mStreamOutVB, mDrawVB); // Draw the updated particle system we just streamed-out. //Create the Input Layout //device->CreateInputLayout(Partlayout, numElementsPart, Part_VS_Buffer- //>GetBufferPointer(), // Part_VS_Buffer->GetBufferSize(), &PartVertLayout); //Set the normal Input Layout //context->IASetInputLayout(PartVertLayout); context->IASetVertexBuffers(0, 1, &mDrawVB, &stride, &offset); ZeroMemory(&depthStateDesc, sizeof(depthStateDesc)); depthStateDesc.DepthEnable = true; depthStateDesc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK_ZERO; device->CreateDepthStencilState(&depthStateDesc, &depthState); context->OMSetDepthStencilState(depthState, 0); //I tried add normal layout here the same like Entry SO but no changes //Set Primitive Topology //context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_POINTLIST); context->VSSetShader(Part_VS, NULL, 0); context->GSSetShader(Part_GS, NULL, 0); context->PSSetShader(Part_PS, NULL, 0); context->DrawAuto(); //mFirstRun = true; context->GSSetShader(NULL, NULL, 0); } void ParticleSystem::RenderParticles() { //mFirstRun = true; LoadDataParticles(); }

struct Particle { float3 InitPos : POSITION; float3 InitVel : VELOCITY; float Age : AGE; //uint Type : TYPE; }; float RandomPosition(float offset) { float u = Time + offset;// (Time + offset); float v = ObjTexture13.SampleLevel(ObjSamplerState, u, 0).r; return (v); } [maxvertexcount(6)] void main( point Particle gin[1], inout PointStream< Particle > Output ) { //gin[0].Age = Time; if ( StartPart == 1.0f ) { //if (gin[0].Age < 100.0f) //{ for (int i = 0; i < 6; i++) { float3 VelRandom; //= 5.0f * RandomPosition((float)i / 5.0f); VelRandom.y = 10.0f+i; VelRandom.x = 35 * i* RandomPosition((float)i / 5.0f);//+ offse; VelRandom.z = 10.0f;//35*i * RandomPosition((float)i / 5.0f); Particle p; p.InitPos = VelRandom;//float3(0.0f, 5.0f, 0.0f); //+ VelRandom; p.InitVel = float3(10.0f, 10.0f, 10.0f); p.Age = 0.0f;//VelRandom.y; //p.Type = PT_FLARE; Output.Append(p); } Output.Append(gin[0]); } else if (StartPart == 0.0f) { if (gin[0].Age >= 0) { Output.Append(gin[0]); } } }

struct VertexOut { float3 Pos : POSITION; float4 Colour : COLOR; //uint Type : TYPE; }; struct Particle { float3 InitPos : POSITION; float3 InitVel : VELOCITY; float Age : AGE; // uint Type : TYPE; }; VertexOut main(Particle vin) { VertexOut vout; float3 gAccelW = float3(0.0f, -0.98f, 0.0f); float t = vin.Age; //float b = Time/10000; // constant Acceleration equation vout.Pos = vin.InitVel+ (0.7f * gAccelW)*Time/100; //vout.Pos.x = t; vout.Colour = float4(1.0f, 0.0f, 0.0f, 1.0f); //vout.Age = vout.Pos.y; //vout.Type = vin.Type; return vout; }

struct VertexOut { float3 Pos : POSITION; float4 Colour : COLOR; //uint Type : TYPE; }; struct GSOutput { float4 Pos : SV_POSITION; float4 Colour : COLOR; //float2 Tex : TEXCOORD; }; [maxvertexcount(2)] void main( point VertexOut gin[1], inout LineStream< GSOutput > Output ) { float3 gAccelW = float3(0.0f, -0.98f, 0.0f); //if (gin[0].Type != PT_EMITTER) { float4 v[2]; v[0] = float4(gin[0].Pos, 1.0f); v[1] = float4((gin[0].Pos + gAccelW), 1.0f); GSOutput gout; [unroll] for (int i = 0; i < 2; ++i) { gout.Pos = mul(v[i], WVP);// mul(v[i], gViewProj); gout.Colour = gin[0].Colour; Output.Append(gout); } } }