HRESULT ShaderBase::processLoadedShaderBlob( ID3DBlob *shaderSource )
{
HRESULT res = build( shaderSource );
if ( FAILED(res) )
{
std::cout << "Error (ShaderBase::processLoadedShaderBlob): Error creating shader" << std::endl;
return res;
}
// setup buffers using the shader reflection
ID3D11ShaderReflection *reflector;
res = D3DReflect( shaderSource->GetBufferPointer(), shaderSource->GetBufferSize(),
IID_ID3D11ShaderReflection, (void**)&reflector );
if ( FAILED( res ) )
{
std::cout << "Error (ShaderBase::processLoadedShaderBlob): Error creating shader reflection" << std::endl;
return res;
}
D3D11_SHADER_DESC shaderDesc;
ZeroMemory( &shaderDesc, sizeof( D3D11_SHADER_DESC ) );
res = reflector->GetDesc( &shaderDesc );
if ( FAILED( res ) )
{
std::cout << "Error (ShaderBase::processLoadedShaderBlob): Error creating shader reflection description" << std::endl;
reflector->Release();
return res;
}
for ( UINT i = 0U; i < shaderDesc.ConstantBuffers; ++i )
{
ID3D11ShaderReflectionConstantBuffer *constBuffReflection = reflector->GetConstantBufferByIndex( i );
D3D11_SHADER_BUFFER_DESC shaderBuffDesc;
constBuffReflection->GetDesc( &shaderBuffDesc );
//TODO: these can be put on the stack
ConstantBuffer *cBuff = new ConstantBuffer( m_dxDev, i, shaderBuffDesc.Name );
cBuff->create( shaderBuffDesc.Size );
for ( UINT j = 0U; j < shaderBuffDesc.Variables; ++j )
{
ID3D11ShaderReflectionVariable *variableRefl = constBuffReflection->GetVariableByIndex( j );
D3D11_SHADER_VARIABLE_DESC shaderVarDesc;
variableRefl->GetDesc( &shaderVarDesc );
cBuff->addVariableDefinition( shaderVarDesc.Name, shaderVarDesc.StartOffset, shaderVarDesc.Size );
}
m_constBuffers.push_back( cBuff );
m_dxConstBuffers.push_back( cBuff->getDxBufferPtr() );
}
reflector->Release();
return S_OK;
}
void ShaderManager::CreateInputLayout(ID3DBlob* VS, ID3D11InputLayout* &inputLayout)
{
HRESULT hr;
std::vector<D3D11_INPUT_ELEMENT_DESC> inputElementDescArray;
ID3D11ShaderReflection* pReflection;
hr = D3DReflect(VS->GetBufferPointer(), VS->GetBufferSize(), IID_ID3D11ShaderReflection, (void**) &pReflection);
assert(hr == S_OK);
D3D11_SHADER_DESC shaderDesc;
pReflection->GetDesc(&shaderDesc);
unsigned int i = 0;
for (; i < shaderDesc.InputParameters; ++i)
{
D3D11_SIGNATURE_PARAMETER_DESC paramDesc;
pReflection->GetInputParameterDesc(i, ¶mDesc);
D3D11_INPUT_ELEMENT_DESC inputElementDesc;
inputElementDesc.SemanticName = paramDesc.SemanticName;
inputElementDesc.SemanticIndex = paramDesc.SemanticIndex;
if (paramDesc.Mask == 1)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) inputElementDesc.Format = DXGI_FORMAT_R32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) inputElementDesc.Format = DXGI_FORMAT_R32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) inputElementDesc.Format = DXGI_FORMAT_R32_FLOAT;
}
else if (paramDesc.Mask <= 3)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) inputElementDesc.Format = DXGI_FORMAT_R32G32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) inputElementDesc.Format = DXGI_FORMAT_R32G32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) inputElementDesc.Format = DXGI_FORMAT_R32G32_FLOAT;
}
else if (paramDesc.Mask <= 7)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) inputElementDesc.Format = DXGI_FORMAT_R32G32B32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) inputElementDesc.Format = DXGI_FORMAT_R32G32B32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) inputElementDesc.Format = DXGI_FORMAT_R32G32B32_FLOAT;
}
else if (paramDesc.Mask <= 15)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) inputElementDesc.Format = DXGI_FORMAT_R32G32B32A32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) inputElementDesc.Format = DXGI_FORMAT_R32G32B32A32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) inputElementDesc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT;
}
inputElementDesc.InputSlot = 0;
inputElementDesc.AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
inputElementDesc.InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
inputElementDesc.InstanceDataStepRate = 0;
inputElementDescArray.push_back(inputElementDesc);
}
// Initialize input layout
hr = D3D11Renderer::GetInstance()->m_pD3D11Device->CreateInputLayout(&inputElementDescArray[0], i, VS->GetBufferPointer(), VS->GetBufferSize(), &inputLayout);
assert(hr == S_OK);
pReflection->Release();
}
std::shared_ptr<GraphicsPipelineState> Device::createGraphicsPipelineState(const GraphicsPipelineStateParams& params)
{
ID3D11VertexShader* vertexShader = nullptr;
if (SUCCEEDED(m_device->CreateVertexShader(params.m_vsParams.m_shaderBytecode, params.m_vsParams.m_bytecodeLength, nullptr, &vertexShader)))
{
ID3D11ShaderReflection* vertexShaderReflector = nullptr;
if (SUCCEEDED(D3DReflect(params.m_vsParams.m_shaderBytecode, params.m_vsParams.m_bytecodeLength, IID_ID3D11ShaderReflection, (void**)&vertexShaderReflector)))
{
ID3D11PixelShader* pixelShader = nullptr;
if (SUCCEEDED(m_device->CreatePixelShader(params.m_psParams.m_shaderBytecode, params.m_psParams.m_bytecodeLength, nullptr, &pixelShader)))
{
ID3D11ShaderReflection* pixelShaderReflector = nullptr;
if (SUCCEEDED(D3DReflect(params.m_psParams.m_shaderBytecode, params.m_psParams.m_bytecodeLength, IID_ID3D11ShaderReflection, (void**)&pixelShaderReflector)))
{
CD3D11_DEPTH_STENCIL_DESC depthStencilDesc(D3D11_DEFAULT);
depthStencilDesc.DepthEnable = params.m_depthStencilParams.m_depthEnable;
ID3D11DepthStencilState* depthStencilState = nullptr;
if (SUCCEEDED(m_device->CreateDepthStencilState(&depthStencilDesc, &depthStencilState)))
{
D3D11_INPUT_ELEMENT_DESC layout[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "NORMAL", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 12, D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, 24, D3D11_INPUT_PER_VERTEX_DATA, 0 },
};
ID3D11InputLayout* inputLayout = nullptr;
if (SUCCEEDED(m_device->CreateInputLayout(layout, ARRAYSIZE(layout), params.m_vsParams.m_shaderBytecode, params.m_vsParams.m_bytecodeLength, &inputLayout)))
{
return std::make_shared<GraphicsPipelineState>(vertexShader, vertexShaderReflector, pixelShader, pixelShaderReflector, depthStencilState, params.m_stencilRef, inputLayout, params.m_primitiveTopologyType);
}
depthStencilState->Release();
}
pixelShaderReflector->Release();
}
pixelShader->Release();
}
vertexShaderReflector->Release();
}
vertexShader->Release();
}
return nullptr;
}
static void dx11_fill_constant_table(ShaderConstantTable& out_constants, ShaderConstantTable& out_samplers, const ShaderCode& bytecode)
{
out_constants.clear();
out_samplers.clear();
ID3D11ShaderReflection* refl = NULL;
D3DReflect( bytecode.data(), bytecode.size(), IID_ID3D11ShaderReflection, (void**)&refl);
if( refl )
{
HRESULT hr = S_OK;
D3D11_SHADER_DESC refl_desc;
hr = refl->GetDesc(&refl_desc);
for( uint32 i=0; i<refl_desc.ConstantBuffers; ++i )
{
ID3D11ShaderReflectionConstantBuffer* cb = refl->GetConstantBufferByIndex(i);
D3D11_SHADER_BUFFER_DESC sb_desc;
cb->GetDesc(&sb_desc);
for( uint32 j=0; j<sb_desc.Variables; ++j )
{
ID3D11ShaderReflectionVariable* var = cb->GetVariableByIndex(j);
D3D11_SHADER_VARIABLE_DESC var_desc;
var->GetDesc(&var_desc);
ShaderConstantDescr scd;
scd.name = var_desc.Name;
scd.register_index = var_desc.StartOffset/16;
scd.register_count = var_desc.Size/16;
out_constants.push_back(scd);
}
}
for( uint32 i=0; i<refl_desc.BoundResources; ++i )
{
D3D11_SHADER_INPUT_BIND_DESC desc;
refl->GetResourceBindingDesc(i, &desc);
if( desc.Type == D3D10_SIT_SAMPLER )
{
ShaderConstantDescr scd;
scd.name = desc.Name;
scd.register_index = desc.BindPoint;
scd.register_count = desc.BindCount;
}
}
refl->Release();
}
}
void ComputeShader::ShaderConstants::Enumerate( ID3DBlob& _ShaderBlob ) {
ID3D11ShaderReflection* pReflector = NULL;
D3DReflect( _ShaderBlob.GetBufferPointer(), _ShaderBlob.GetBufferSize(), IID_ID3D11ShaderReflection, (void**) &pReflector );
D3D11_SHADER_DESC ShaderDesc;
pReflector->GetDesc( &ShaderDesc );
// Enumerate bound resources
for ( int ResourceIndex=0; ResourceIndex < int(ShaderDesc.BoundResources); ResourceIndex++ )
{
D3D11_SHADER_INPUT_BIND_DESC BindDesc;
pReflector->GetResourceBindingDesc( ResourceIndex, &BindDesc );
BindingDesc** ppDesc = NULL;
switch ( BindDesc.Type )
{
case D3D_SIT_TEXTURE:
ppDesc = &m_TextureName2Descriptor.Add( BindDesc.Name );
break;
case D3D_SIT_CBUFFER:
ppDesc = &m_ConstantBufferName2Descriptor.Add( BindDesc.Name );
break;
case D3D_SIT_STRUCTURED:
ppDesc = &m_StructuredBufferName2Descriptor.Add( BindDesc.Name );
break;
case D3D_SIT_UAV_RWTYPED:
case D3D_SIT_UAV_RWSTRUCTURED:
case D3D_SIT_UAV_RWBYTEADDRESS:
case D3D_SIT_UAV_APPEND_STRUCTURED:
case D3D_SIT_UAV_CONSUME_STRUCTURED:
case D3D_SIT_UAV_RWSTRUCTURED_WITH_COUNTER:
ppDesc = &m_UAVName2Descriptor.Add( BindDesc.Name );
break;
}
if ( ppDesc == NULL )
continue; // We're not interested in that type !
*ppDesc = new BindingDesc();
(*ppDesc)->SetName( BindDesc.Name );
(*ppDesc)->Slot = BindDesc.BindPoint;
#ifdef __DEBUG_UPLOAD_ONLY_ONCE
(*ppDesc)->bUploaded = false; // Not uploaded yet !
#endif
}
pReflector->Release();
}
// http://wine-wiki.org/index.php/WineLib#Calling_a_Native_Windows_dll_from_Linux
int main(int argc, char* argv[])
{
D3DCompiler d3d_compiler;
if (argc < 2)
{
PrintHelps();
return -1;
}
if (0 == strcmp(argv[1], "compile"))
{
if (argc < 8)
{
PrintHelps();
return -1;
}
char const * input_file = argv[2];
char const * entry_point = argv[3];
char const * target = argv[4];
int flags1 = atoi(argv[5]);
int flags2 = atoi(argv[6]);
char const * output_file = argv[7];
FILE* fp = fopen(input_file, "rb");
int hlsl_size;
fread(&hlsl_size, sizeof(hlsl_size), 1, fp);
char* hlsl = new char[hlsl_size + 1];
fread(hlsl, sizeof(char), hlsl_size, fp);
hlsl[hlsl_size] = 0;
int num_macros;
fread(&num_macros, sizeof(num_macros), 1, fp);
D3D_SHADER_MACRO* macros = new D3D_SHADER_MACRO[num_macros + 1];
char line_name[1024];
char line_definition[1024];
int idx = 0;
while (fgets(line_name, 1024, fp) && fgets(line_definition, 1024, fp))
{
char* t1 = new char[strlen(line_name) + 1];
strcpy(t1, line_name);
if ('\n' == t1[strlen(t1) - 1])
{
t1[strlen(t1) - 1] = '\0';
}
char* t2 = new char[strlen(line_definition) + 1];
strcpy(t2, line_definition);
if ('\n' == t2[strlen(t2) - 1])
{
t2[strlen(t2) - 1] = '\0';
}
macros[idx].Name = t1;
macros[idx].Definition = t2;
++ idx;
}
macros[idx].Name = NULL;
macros[idx].Definition = NULL;
fclose(fp);
ID3DBlob* code = NULL;
ID3DBlob* err_msg = NULL;
int hr = d3d_compiler.D3DCompile(hlsl, hlsl_size, NULL, macros, NULL, entry_point,
target, flags1, flags2, &code, &err_msg);
if (FAILED(hr))
{
printf("Compiling error: 0x%x\n", hr);
}
fp = fopen(output_file, "wb");
fwrite(&hr, sizeof(hr), 1, fp);
if (code != NULL)
{
int const size = static_cast<int>(code->GetBufferSize());
fwrite(&size, sizeof(size), 1, fp);
fwrite(code->GetBufferPointer(), sizeof(char), size, fp);
}
else
{
int const size = 0;
fwrite(&size, sizeof(size), 1, fp);
}
if (err_msg != NULL)
{
int const size = static_cast<int>(err_msg->GetBufferSize());
fwrite(&size, sizeof(size), 1, fp);
fwrite(err_msg->GetBufferPointer(), sizeof(char), err_msg->GetBufferSize(), fp);
}
else
{
int const size = 0;
fwrite(&size, sizeof(size), 1, fp);
}
fclose(fp);
for (int i = 0; i < num_macros; ++ i)
{
delete[] macros[i].Name;
delete[] macros[i].Definition;
}
delete[] macros;
delete[] hlsl;
}
else if (0 == strcmp(argv[1], "reflect"))
{
if (argc < 4)
{
PrintHelps();
return -1;
}
char const * input_file = argv[2];
char const * output_file = argv[3];
FILE* fp = fopen(input_file, "rb");
fseek(fp, 0, SEEK_END);
long bytecode_size = ftell(fp);
fseek(fp, 0, SEEK_SET);
char* bytecode = new char[bytecode_size];
fread(bytecode, sizeof(char), bytecode_size, fp);
fclose(fp);
ID3D11ShaderReflection* reflection;
int hr = d3d_compiler.D3DReflect(bytecode, bytecode_size, IID_ID3D11ShaderReflection_47,
reinterpret_cast<void**>(&reflection));
if (FAILED(hr))
{
printf("Reflect error: 0x%x\n", hr);
}
if (reflection != NULL)
{
fp = fopen(output_file, "wb");
D3D11_SHADER_DESC desc;
reflection->GetDesc(&desc);
fwrite(&desc.Version, sizeof(desc.Version), 1, fp);
WriteString(desc.Creator, fp);
fwrite(&desc.Flags, sizeof(desc.Flags), 1, fp);
fwrite(&desc.ConstantBuffers, sizeof(desc.ConstantBuffers), 1, fp);
fwrite(&desc.BoundResources, sizeof(desc.BoundResources), 1, fp);
fwrite(&desc.InputParameters, sizeof(desc.InputParameters), 1, fp);
fwrite(&desc.OutputParameters, sizeof(desc.OutputParameters), 1, fp);
fwrite(&desc.InstructionCount, sizeof(desc.InstructionCount), 1, fp);
fwrite(&desc.TempRegisterCount, sizeof(desc.TempRegisterCount), 1, fp);
fwrite(&desc.TempArrayCount, sizeof(desc.TempArrayCount), 1, fp);
fwrite(&desc.DefCount, sizeof(desc.DefCount), 1, fp);
fwrite(&desc.DclCount, sizeof(desc.DclCount), 1, fp);
fwrite(&desc.TextureNormalInstructions, sizeof(desc.TextureNormalInstructions), 1, fp);
fwrite(&desc.TextureLoadInstructions, sizeof(desc.TextureLoadInstructions), 1, fp);
fwrite(&desc.TextureCompInstructions, sizeof(desc.TextureCompInstructions), 1, fp);
fwrite(&desc.TextureBiasInstructions, sizeof(desc.TextureBiasInstructions), 1, fp);
fwrite(&desc.TextureGradientInstructions, sizeof(desc.TextureGradientInstructions), 1, fp);
fwrite(&desc.FloatInstructionCount, sizeof(desc.FloatInstructionCount), 1, fp);
fwrite(&desc.IntInstructionCount, sizeof(desc.IntInstructionCount), 1, fp);
fwrite(&desc.UintInstructionCount, sizeof(desc.UintInstructionCount), 1, fp);
fwrite(&desc.StaticFlowControlCount, sizeof(desc.StaticFlowControlCount), 1, fp);
fwrite(&desc.DynamicFlowControlCount, sizeof(desc.DynamicFlowControlCount), 1, fp);
fwrite(&desc.MacroInstructionCount, sizeof(desc.MacroInstructionCount), 1, fp);
fwrite(&desc.ArrayInstructionCount, sizeof(desc.ArrayInstructionCount), 1, fp);
fwrite(&desc.CutInstructionCount, sizeof(desc.CutInstructionCount), 1, fp);
fwrite(&desc.EmitInstructionCount, sizeof(desc.EmitInstructionCount), 1, fp);
fwrite(&desc.GSOutputTopology, sizeof(desc.GSOutputTopology), 1, fp);
fwrite(&desc.GSMaxOutputVertexCount, sizeof(desc.GSMaxOutputVertexCount), 1, fp);
fwrite(&desc.InputPrimitive, sizeof(desc.InputPrimitive), 1, fp);
fwrite(&desc.PatchConstantParameters, sizeof(desc.PatchConstantParameters), 1, fp);
fwrite(&desc.cGSInstanceCount, sizeof(desc.cGSInstanceCount), 1, fp);
fwrite(&desc.cControlPoints, sizeof(desc.cControlPoints), 1, fp);
fwrite(&desc.HSOutputPrimitive, sizeof(desc.HSOutputPrimitive), 1, fp);
fwrite(&desc.HSPartitioning, sizeof(desc.HSPartitioning), 1, fp);
fwrite(&desc.TessellatorDomain, sizeof(desc.TessellatorDomain), 1, fp);
fwrite(&desc.cBarrierInstructions, sizeof(desc.cBarrierInstructions), 1, fp);
fwrite(&desc.cInterlockedInstructions, sizeof(desc.cInterlockedInstructions), 1, fp);
fwrite(&desc.cTextureStoreInstructions, sizeof(desc.cTextureStoreInstructions), 1, fp);
for (UINT c = 0; c < desc.ConstantBuffers; ++ c)
{
ID3D11ShaderReflectionConstantBuffer* reflection_cb = reflection->GetConstantBufferByIndex(c);
D3D11_SHADER_BUFFER_DESC d3d_cb_desc;
reflection_cb->GetDesc(&d3d_cb_desc);
WriteString(d3d_cb_desc.Name, fp);
fwrite(&d3d_cb_desc.Type, sizeof(d3d_cb_desc.Type), 1, fp);
fwrite(&d3d_cb_desc.Variables, sizeof(d3d_cb_desc.Variables), 1, fp);
fwrite(&d3d_cb_desc.Size, sizeof(d3d_cb_desc.Size), 1, fp);
fwrite(&d3d_cb_desc.uFlags, sizeof(d3d_cb_desc.uFlags), 1, fp);
for (UINT v = 0; v < d3d_cb_desc.Variables; ++ v)
{
ID3D11ShaderReflectionVariable* reflection_var = reflection_cb->GetVariableByIndex(v);
D3D11_SHADER_VARIABLE_DESC var_desc;
reflection_var->GetDesc(&var_desc);
fwrite(&var_desc, sizeof(var_desc), 1, fp);
WriteString(var_desc.Name, fp);
fwrite(&var_desc.StartOffset, sizeof(var_desc.StartOffset), 1, fp);
fwrite(&var_desc.Size, sizeof(var_desc.Size), 1, fp);
fwrite(&var_desc.uFlags, sizeof(var_desc.uFlags), 1, fp);
fwrite(var_desc.DefaultValue, var_desc.Size, 1, fp);
fwrite(&var_desc.StartTexture, sizeof(var_desc.StartTexture), 1, fp);
fwrite(&var_desc.TextureSize, sizeof(var_desc.TextureSize), 1, fp);
fwrite(&var_desc.StartSampler, sizeof(var_desc.StartSampler), 1, fp);
fwrite(&var_desc.SamplerSize, sizeof(var_desc.SamplerSize), 1, fp);
D3D11_SHADER_TYPE_DESC type_desc;
reflection_var->GetType()->GetDesc(&type_desc);
fwrite(&type_desc.Class, sizeof(type_desc.Class), 1, fp);
fwrite(&type_desc.Type, sizeof(type_desc.Type), 1, fp);
fwrite(&type_desc.Rows, sizeof(type_desc.Rows), 1, fp);
fwrite(&type_desc.Columns, sizeof(type_desc.Columns), 1, fp);
fwrite(&type_desc.Elements, sizeof(type_desc.Elements), 1, fp);
fwrite(&type_desc.Members, sizeof(type_desc.Members), 1, fp);
fwrite(&type_desc.Offset, sizeof(type_desc.Offset), 1, fp);
WriteString(type_desc.Name, fp);
}
}
for (UINT i = 0; i < desc.BoundResources; ++ i)
{
D3D11_SHADER_INPUT_BIND_DESC si_desc;
reflection->GetResourceBindingDesc(i, &si_desc);
WriteString(si_desc.Name, fp);
fwrite(&si_desc.Type, sizeof(si_desc.Type), 1, fp);
fwrite(&si_desc.BindPoint, sizeof(si_desc.BindPoint), 1, fp);
fwrite(&si_desc.BindCount, sizeof(si_desc.BindCount), 1, fp);
fwrite(&si_desc.uFlags, sizeof(si_desc.uFlags), 1, fp);
fwrite(&si_desc.ReturnType, sizeof(si_desc.ReturnType), 1, fp);
fwrite(&si_desc.Dimension, sizeof(si_desc.Dimension), 1, fp);
fwrite(&si_desc.NumSamples, sizeof(si_desc.NumSamples), 1, fp);
}
UINT const shader_type = D3D11_SHVER_GET_TYPE(desc.Version);
if (shader_type == D3D11_SHVER_VERTEX_SHADER)
{
D3D11_SIGNATURE_PARAMETER_DESC_47 signature;
for (UINT i = 0; i < desc.InputParameters; ++i)
{
reflection->GetInputParameterDesc(i, reinterpret_cast<D3D11_SIGNATURE_PARAMETER_DESC*>(&signature));
WriteString(signature.SemanticName, fp);
fwrite(&signature.SemanticIndex, sizeof(signature.SemanticIndex), 1, fp);
fwrite(&signature.Register, sizeof(signature.Register), 1, fp);
fwrite(&signature.SystemValueType, sizeof(signature.SystemValueType), 1, fp);
fwrite(&signature.ComponentType, sizeof(signature.ComponentType), 1, fp);
fwrite(&signature.Mask, sizeof(signature.Mask), 1, fp);
fwrite(&signature.ReadWriteMask, sizeof(signature.ReadWriteMask), 1, fp);
fwrite(&signature.Stream, sizeof(signature.Stream), 1, fp);
fwrite(&signature.MinPrecision, sizeof(signature.MinPrecision), 1, fp);
}
}
else if (shader_type == D3D11_SHVER_COMPUTE_SHADER)
{
UINT cs_block_size[3];
reflection->GetThreadGroupSize(&cs_block_size[0], &cs_block_size[1], &cs_block_size[2]);
fwrite(cs_block_size, sizeof(cs_block_size), 1, fp);
}
reflection->Release();
fclose(fp);
}
delete[] bytecode;
}
else if (0 == strcmp(argv[1], "strip"))
{
if (argc < 5)
{
PrintHelps();
return -1;
}
char const * input_file = argv[2];
int flags = atoi(argv[3]);
char const * output_file = argv[4];
FILE* fp = fopen(input_file, "rb");
fseek(fp, 0, SEEK_END);
long bytecode_size = ftell(fp);
fseek(fp, 0, SEEK_SET);
char* bytecode = new char[bytecode_size];
fread(bytecode, sizeof(char), bytecode_size, fp);
fclose(fp);
ID3DBlob* code = NULL;
int hr = d3d_compiler.D3DStripShader(bytecode, bytecode_size, flags, &code);
if (FAILED(hr))
{
printf("Strip error: 0x%x\n", hr);
}
fp = fopen(output_file, "wb");
fwrite(code->GetBufferPointer(), sizeof(char), code->GetBufferSize(), fp);
fclose(fp);
delete[] bytecode;
}
return 0;
}
// --------------------------------------------------------
// Loads the specified shader and builds the variable table using shader
// reflection. This must be a separate step from the constructor since
// we can't invoke derived class overrides in the base class constructor.
//
// shaderFile - A "wide string" specifying the compiled shader to load
//
// Returns true if shader is loaded properly, false otherwise
// --------------------------------------------------------
bool ISimpleShader::LoadShaderFile(LPCWSTR shaderFile)
{
// Load the shader to a blob and ensure it worked
ID3DBlob* shaderBlob = 0;
HRESULT hr = D3DReadFileToBlob(shaderFile, &shaderBlob);
if (hr != S_OK)
{
return false;
}
// Create the shader - Calls an overloaded version of this abstract
// method in the appropriate child class
shaderValid = CreateShader(shaderBlob);
if (!shaderValid)
{
shaderBlob->Release();
return false;
}
// Set up shader reflection to get information about
// this shader and its variables, buffers, etc.
ID3D11ShaderReflection* refl;
D3DReflect(
shaderBlob->GetBufferPointer(),
shaderBlob->GetBufferSize(),
IID_ID3D11ShaderReflection,
(void**)&refl);
// Get the description of the shader
D3D11_SHADER_DESC shaderDesc;
refl->GetDesc(&shaderDesc);
// Create an array of constant buffers
constantBufferCount = shaderDesc.ConstantBuffers;
constantBuffers = new SimpleConstantBuffer[constantBufferCount];
// Handle bound resources (like shaders and samplers)
unsigned int resourceCount = shaderDesc.BoundResources;
for (unsigned int r = 0; r < resourceCount; r++)
{
// Get this resource's description
D3D11_SHADER_INPUT_BIND_DESC resourceDesc;
refl->GetResourceBindingDesc(r, &resourceDesc);
// Check the type
switch (resourceDesc.Type)
{
case D3D_SIT_TEXTURE: // A texture resource
textureTable.insert(std::pair<std::string, unsigned int>(resourceDesc.Name, resourceDesc.BindPoint));
break;
case D3D_SIT_SAMPLER: // A sampler resource
samplerTable.insert(std::pair<std::string, unsigned int>(resourceDesc.Name, resourceDesc.BindPoint));
break;
}
}
// Loop through all constant buffers
for (unsigned int b = 0; b < constantBufferCount; b++)
{
// Get this buffer
ID3D11ShaderReflectionConstantBuffer* cb =
refl->GetConstantBufferByIndex(b);
// Get the description of this buffer
D3D11_SHADER_BUFFER_DESC bufferDesc;
cb->GetDesc(&bufferDesc);
// Get the description of the resource binding, so
// we know exactly how it's bound in the shader
D3D11_SHADER_INPUT_BIND_DESC bindDesc;
refl->GetResourceBindingDescByName(bufferDesc.Name, &bindDesc);
// Set up the buffer and put its pointer in the table
constantBuffers[b].BindIndex = bindDesc.BindPoint;
cbTable.insert(std::pair<std::string, SimpleConstantBuffer*>(bufferDesc.Name, &constantBuffers[b]));
// Create this constant buffer
D3D11_BUFFER_DESC newBuffDesc;
newBuffDesc.Usage = D3D11_USAGE_DEFAULT;
newBuffDesc.ByteWidth = bufferDesc.Size;
newBuffDesc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
newBuffDesc.CPUAccessFlags = 0;
newBuffDesc.MiscFlags = 0;
newBuffDesc.StructureByteStride = 0;
device->CreateBuffer(&newBuffDesc, 0, &constantBuffers[b].ConstantBuffer);
// Set up the data buffer for this constant buffer
constantBuffers[b].LocalDataBuffer = new unsigned char[bufferDesc.Size];
ZeroMemory(constantBuffers[b].LocalDataBuffer, bufferDesc.Size);
// Loop through all variables in this buffer
for (unsigned int v = 0; v < bufferDesc.Variables; v++)
{
// Get this variable
ID3D11ShaderReflectionVariable* var =
cb->GetVariableByIndex(v);
// Get the description of the variable
D3D11_SHADER_VARIABLE_DESC varDesc;
var->GetDesc(&varDesc);
// Create the variable struct
SimpleShaderVariable varStruct;
varStruct.ConstantBufferIndex = b;
varStruct.ByteOffset = varDesc.StartOffset;
varStruct.Size = varDesc.Size;
// Get a string version
std::string varName(varDesc.Name);
// Add this variable to the table
varTable.insert(std::pair<std::string, SimpleShaderVariable>(varName, varStruct));
}
}
// All set
refl->Release();
shaderBlob->Release();
return true;
}
// --------------------------------------------------------
// Creates the DirectX vertex shader
//
// shaderBlob - The shader's compiled code
//
// Returns true if shader is created correctly, false otherwise
// --------------------------------------------------------
bool SimpleVertexShader::CreateShader(ID3DBlob* shaderBlob)
{
// Clean up first, in the event this method is
// called more than once on the same object
this->CleanUp();
// Create the shader from the blob
HRESULT result = device->CreateVertexShader(
shaderBlob->GetBufferPointer(),
shaderBlob->GetBufferSize(),
0,
&shader);
// Did the creation work?
if (result != S_OK)
return false;
// Vertex shader was created successfully, so we now use the
// shader code to re-reflect and create an input layout that
// matches what the vertex shader expects. Code adapted from:
// https://takinginitiative.wordpress.com/2011/12/11/directx-1011-basic-shader-reflection-automatic-input-layout-creation/
// Reflect shader info
ID3D11ShaderReflection* refl;
D3DReflect(
shaderBlob->GetBufferPointer(),
shaderBlob->GetBufferSize(),
IID_ID3D11ShaderReflection,
(void**)&refl);
// Get shader info
D3D11_SHADER_DESC shaderDesc;
refl->GetDesc(&shaderDesc);
// Read input layout description from shader info
std::vector<D3D11_INPUT_ELEMENT_DESC> inputLayoutDesc;
for (unsigned int i = 0; i< shaderDesc.InputParameters; i++)
{
D3D11_SIGNATURE_PARAMETER_DESC paramDesc;
refl->GetInputParameterDesc(i, ¶mDesc);
// Fill out input element desc
D3D11_INPUT_ELEMENT_DESC elementDesc;
elementDesc.SemanticName = paramDesc.SemanticName;
elementDesc.SemanticIndex = paramDesc.SemanticIndex;
elementDesc.InputSlot = 0;
elementDesc.AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
elementDesc.InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
elementDesc.InstanceDataStepRate = 0;
// Determine DXGI format
if (paramDesc.Mask == 1)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) elementDesc.Format = DXGI_FORMAT_R32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) elementDesc.Format = DXGI_FORMAT_R32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) elementDesc.Format = DXGI_FORMAT_R32_FLOAT;
}
else if (paramDesc.Mask <= 3)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) elementDesc.Format = DXGI_FORMAT_R32G32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) elementDesc.Format = DXGI_FORMAT_R32G32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) elementDesc.Format = DXGI_FORMAT_R32G32_FLOAT;
}
else if (paramDesc.Mask <= 7)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) elementDesc.Format = DXGI_FORMAT_R32G32B32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) elementDesc.Format = DXGI_FORMAT_R32G32B32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) elementDesc.Format = DXGI_FORMAT_R32G32B32_FLOAT;
}
else if (paramDesc.Mask <= 15)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) elementDesc.Format = DXGI_FORMAT_R32G32B32A32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) elementDesc.Format = DXGI_FORMAT_R32G32B32A32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) elementDesc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT;
}
// Save element desc
inputLayoutDesc.push_back(elementDesc);
}
// Try to create Input Layout
HRESULT hr = device->CreateInputLayout(
&inputLayoutDesc[0],
inputLayoutDesc.size(),
shaderBlob->GetBufferPointer(),
shaderBlob->GetBufferSize(),
&inputLayout);
// All done, clean up
refl->Release();
return true;
}
bool
D3D11ComputeEvaluator::Compile(BufferDescriptor const &srcDesc,
BufferDescriptor const &dstDesc,
ID3D11DeviceContext *deviceContext) {
if (srcDesc.length > dstDesc.length) {
Far::Error(Far::FAR_RUNTIME_ERROR,
"srcDesc length must be less than or equal to "
"dstDesc length.\n");
return false;
}
DWORD dwShaderFlags = D3DCOMPILE_ENABLE_STRICTNESS;
#if defined(D3D10_SHADER_RESOURCES_MAY_ALIAS)
dwShaderFlags |= D3D10_SHADER_RESOURCES_MAY_ALIAS;
#endif
#ifdef _DEBUG
dwShaderFlags |= D3DCOMPILE_DEBUG;
#endif
std::ostringstream ss;
ss << srcDesc.length; std::string lengthValue(ss.str()); ss.str("");
ss << srcDesc.stride; std::string srcStrideValue(ss.str()); ss.str("");
ss << dstDesc.stride; std::string dstStrideValue(ss.str()); ss.str("");
ss << _workGroupSize; std::string workgroupSizeValue(ss.str()); ss.str("");
D3D_SHADER_MACRO defines[] =
{ "LENGTH", lengthValue.c_str(),
"SRC_STRIDE", srcStrideValue.c_str(),
"DST_STRIDE", dstStrideValue.c_str(),
"WORK_GROUP_SIZE", workgroupSizeValue.c_str(),
0, 0 };
ID3DBlob * computeShaderBuffer = NULL;
ID3DBlob * errorBuffer = NULL;
HRESULT hr = D3DCompile(shaderSource, strlen(shaderSource),
NULL, &defines[0], NULL,
"cs_main", "cs_5_0",
dwShaderFlags, 0,
&computeShaderBuffer, &errorBuffer);
if (FAILED(hr)) {
if (errorBuffer != NULL) {
Far::Error(Far::FAR_RUNTIME_ERROR,
"Error compiling HLSL shader: %s\n",
(CHAR*)errorBuffer->GetBufferPointer());
errorBuffer->Release();
return false;
}
}
ID3D11Device *device = NULL;
deviceContext->GetDevice(&device);
assert(device);
device->CreateClassLinkage(&_classLinkage);
assert(_classLinkage);
device->CreateComputeShader(computeShaderBuffer->GetBufferPointer(),
computeShaderBuffer->GetBufferSize(),
_classLinkage,
&_computeShader);
assert(_computeShader);
ID3D11ShaderReflection *reflector;
D3DReflect(computeShaderBuffer->GetBufferPointer(),
computeShaderBuffer->GetBufferSize(),
IID_ID3D11ShaderReflection, (void**) &reflector);
assert(reflector);
assert(reflector->GetNumInterfaceSlots() == 1);
reflector->Release();
computeShaderBuffer->Release();
_classLinkage->GetClassInstance("singleBufferCompute", 0, &_singleBufferKernel);
assert(_singleBufferKernel);
_classLinkage->GetClassInstance("separateBufferCompute", 0, &_separateBufferKernel);
assert(_separateBufferKernel);
D3D11_BUFFER_DESC cbDesc;
ZeroMemory(&cbDesc, sizeof(cbDesc));
cbDesc.Usage = D3D11_USAGE_DYNAMIC;
cbDesc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
cbDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
cbDesc.MiscFlags = 0;
cbDesc.ByteWidth = sizeof(KernelUniformArgs);
device->CreateBuffer(&cbDesc, NULL, &_uniformArgs);
return true;
}
void BaseShader::Initialize(std::string vsFile, std::string psFile)
{
if (m_bInit)
{
LogManager::GetInstance().Warning("You've already initialized this Shader (%p)", this);
return;
}
HRESULT result;
ID3D10Blob* errorMessage = nullptr;
ID3D10Blob* vertexShaderBuffer = nullptr;
ID3D10Blob* pixelShaderBuffer = nullptr;
ID3D11Device* device = Application::GetInstance().GetGraphicsDevice()->GetDXSystem()->GetDevice();
result = D3DX11CompileFromFile(vsFile.c_str(), nullptr, nullptr, "main", "vs_4_0", D3D10_SHADER_ENABLE_STRICTNESS, 0, nullptr, &vertexShaderBuffer, &errorMessage, nullptr);
if (FAILED(result))
{
if (errorMessage)
{
LogManager::GetInstance().Trace("[HLSL] %s", (const char*)errorMessage->GetBufferPointer());
}
else
{
LogManager::GetInstance().Warning("InitializeShader missing shader file (%s)", vsFile);
}
return;
}
result = D3DX11CompileFromFile(psFile.c_str(), nullptr, nullptr, "main", "ps_4_0", D3D10_SHADER_ENABLE_STRICTNESS, 0, nullptr, &pixelShaderBuffer, &errorMessage, nullptr);
if (FAILED(result))
{
if (errorMessage)
{
LogManager::GetInstance().Trace("[HLSL] %s", (const char*)errorMessage->GetBufferPointer());
}
else
{
LogManager::GetInstance().Warning("InitializeShader missing shader file (%s)", psFile);
}
return;
}
result = device->CreateVertexShader(vertexShaderBuffer->GetBufferPointer(), vertexShaderBuffer->GetBufferSize(), nullptr, &m_vertexShader);
if (FAILED(result))
{
LogManager::GetInstance().Error("InitializeShader could not create vertex shader");
return;
}
result = device->CreatePixelShader(pixelShaderBuffer->GetBufferPointer(), pixelShaderBuffer->GetBufferSize(), nullptr, &m_pixelShader);
if (FAILED(result))
{
LogManager::GetInstance().Error("InitializeShader could not create pixel shader");
return;
}
std::vector<D3D11_INPUT_ELEMENT_DESC> polygonLayout;
ID3D11ShaderReflection* vertexShaderReflection = nullptr;
ID3D11ShaderReflection* pixelShaderReflection = nullptr;
result = D3DReflect(vertexShaderBuffer->GetBufferPointer(), vertexShaderBuffer->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)&vertexShaderReflection);
if (FAILED(result))
{
LogManager::GetInstance().Error("BaseShader: Could not peek into the VertexShader");
return;
}
result = D3DReflect(pixelShaderBuffer->GetBufferPointer(), pixelShaderBuffer->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)&pixelShaderReflection);
if (FAILED(result))
{
LogManager::GetInstance().Error("BaseShader: Could not peek into the PixelShader");
return;
}
D3D11_SHADER_DESC pixelDesc;
pixelShaderReflection->GetDesc(&pixelDesc);
for (unsigned int i = 0; i < pixelDesc.BoundResources; i++)
{
D3D11_SHADER_INPUT_BIND_DESC inputDesc;
pixelShaderReflection->GetResourceBindingDesc(i, &inputDesc);
//BindCount is the size of the array
if (inputDesc.Type == D3D_SIT_TEXTURE)
{
m_supportedTextures[inputDesc.BindPoint] = true;
}
}
D3D11_SHADER_DESC shaderDesc;
vertexShaderReflection->GetDesc(&shaderDesc);
for (unsigned int i = 0; i < shaderDesc.InputParameters; i++)
{
D3D11_SIGNATURE_PARAMETER_DESC paramDesc;
vertexShaderReflection->GetInputParameterDesc(i, ¶mDesc);
D3D11_INPUT_ELEMENT_DESC elementDesc;
elementDesc.SemanticName = paramDesc.SemanticName;
elementDesc.SemanticIndex = paramDesc.SemanticIndex;
elementDesc.InputSlot = 0;
elementDesc.AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
elementDesc.InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
elementDesc.InstanceDataStepRate = 0;
if (paramDesc.Mask == 1)
{
switch (paramDesc.ComponentType)
{
case D3D_REGISTER_COMPONENT_UINT32:
elementDesc.Format = DXGI_FORMAT_R32_UINT;
break;
case D3D_REGISTER_COMPONENT_SINT32:
elementDesc.Format = DXGI_FORMAT_R32_SINT;
break;
case D3D_REGISTER_COMPONENT_FLOAT32:
elementDesc.Format = DXGI_FORMAT_R32_FLOAT;
break;
default:
LogManager::GetInstance().Error("Shader: Unknown RegisterComponentType, Mask = 1");
return;
}
}
else if (paramDesc.Mask <= 3)
{
switch (paramDesc.ComponentType)
{
case D3D_REGISTER_COMPONENT_UINT32:
elementDesc.Format = DXGI_FORMAT_R32G32_UINT;
break;
case D3D_REGISTER_COMPONENT_SINT32:
elementDesc.Format = DXGI_FORMAT_R32G32_SINT;
break;
case D3D_REGISTER_COMPONENT_FLOAT32:
elementDesc.Format = DXGI_FORMAT_R32G32_FLOAT;
break;
default:
LogManager::GetInstance().Error("Shader: Unknown RegisterComponentType, Mask <= 3");
return;
}
}
else if (paramDesc.Mask <= 7)
{
switch (paramDesc.ComponentType)
{
case D3D_REGISTER_COMPONENT_UINT32:
elementDesc.Format = DXGI_FORMAT_R32G32B32_UINT;
break;
case D3D_REGISTER_COMPONENT_SINT32:
elementDesc.Format = DXGI_FORMAT_R32G32B32_SINT;
break;
case D3D_REGISTER_COMPONENT_FLOAT32:
elementDesc.Format = DXGI_FORMAT_R32G32B32_FLOAT;
break;
default:
LogManager::GetInstance().Error("Shader: Unknown RegisterComponentType, Mask <= 7");
return;
}
}
else if (paramDesc.Mask <= 15)
{
switch (paramDesc.ComponentType)
{
case D3D_REGISTER_COMPONENT_UINT32:
elementDesc.Format = DXGI_FORMAT_R32G32B32A32_UINT;
break;
case D3D_REGISTER_COMPONENT_SINT32:
elementDesc.Format = DXGI_FORMAT_R32G32B32A32_SINT;
break;
case D3D_REGISTER_COMPONENT_FLOAT32:
elementDesc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT;
break;
default:
LogManager::GetInstance().Error("Shader: Unknown RegisterComponentType, Mask <= 15");
return;
}
}
polygonLayout.push_back(elementDesc);
}
result = device->CreateInputLayout(&polygonLayout[0], polygonLayout.size(), vertexShaderBuffer->GetBufferPointer(), vertexShaderBuffer->GetBufferSize(), &m_layout);
if (FAILED(result))
{
LogManager::GetInstance().Error("Shader: Failed to create the input layout");
return;
}
vertexShaderReflection->Release();
vertexShaderReflection = nullptr;
pixelShaderReflection->Release();
pixelShaderReflection = nullptr;
D3D11_SAMPLER_DESC samplerDesc;
samplerDesc.Filter = D3D11_FILTER_MIN_MAG_MIP_LINEAR;
samplerDesc.AddressU = D3D11_TEXTURE_ADDRESS_WRAP;
samplerDesc.AddressV = D3D11_TEXTURE_ADDRESS_WRAP;
samplerDesc.AddressW = D3D11_TEXTURE_ADDRESS_WRAP;
samplerDesc.MipLODBias = 0.0f;
samplerDesc.MaxAnisotropy = 1;
samplerDesc.ComparisonFunc = D3D11_COMPARISON_ALWAYS;
samplerDesc.BorderColor[0] = 0;
samplerDesc.BorderColor[1] = 0;
samplerDesc.BorderColor[2] = 0;
samplerDesc.BorderColor[3] = 0;
samplerDesc.MinLOD = 0;
samplerDesc.MaxLOD = D3D11_FLOAT32_MAX;
result = device->CreateSamplerState(&samplerDesc, &m_sampleState);
if (FAILED(result))
{
LogManager::GetInstance().Error("InitializeShader could not create the texture sampler state");
return;
}
m_bInit = true;
}
void VertexShader::InitFromFile(std::string inFileName)
{
assert(FileUtil::FileExists(inFileName.c_str()));
CleanUp();
DWORD dwShaderFlags = D3DCOMPILE_ENABLE_STRICTNESS;
std::wstring filename = std::wstring(inFileName.begin(), inFileName.end());
#ifdef _DEBUG
// Set the D3DCOMPILE_DEBUG flag to embed debug information in the shaders.
// Setting this flag improves the shader debugging experience, but still allows
// the shaders to be optimized and to run exactly the way they will run in
// the release configuration of this program.
dwShaderFlags |= D3DCOMPILE_DEBUG;
// Disable optimizations to further improve shader debugging
dwShaderFlags |= D3DCOMPILE_SKIP_OPTIMIZATION;
#endif
ID3DBlob* pVSBlob = nullptr;
ID3DBlob* pErrorBlob = nullptr;
D3DCall(D3DCompileFromFile(filename.c_str(), nullptr, D3D_COMPILE_STANDARD_FILE_INCLUDE, "VS", "vs_5_0", dwShaderFlags, 0, &pVSBlob, &pErrorBlob));
if (pErrorBlob)
{
OutputDebugStringA(reinterpret_cast<const char*>(pErrorBlob->GetBufferPointer()));
pErrorBlob->Release();
}
D3DCall(theRenderContext.GetDevice()->CreateVertexShader(pVSBlob->GetBufferPointer(), pVSBlob->GetBufferSize(), nullptr, &mHandle));
// Reflect shader info
ID3D11ShaderReflection* pVertexShaderReflection = NULL;
D3DCall(D3DReflect(pVSBlob->GetBufferPointer(), pVSBlob->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)&pVertexShaderReflection));
// Get shader info
D3D11_SHADER_DESC shaderDesc;
pVertexShaderReflection->GetDesc(&shaderDesc);
// Read input layout description from shader info
std::vector<D3D11_INPUT_ELEMENT_DESC> inputLayoutDesc;
for (int i = 0; i < shaderDesc.InputParameters; i++)
{
D3D11_SIGNATURE_PARAMETER_DESC paramDesc;
pVertexShaderReflection->GetInputParameterDesc(i, ¶mDesc);
// fill out input element desc
D3D11_INPUT_ELEMENT_DESC elementDesc;
elementDesc.SemanticName = paramDesc.SemanticName;
elementDesc.SemanticIndex = paramDesc.SemanticIndex;
elementDesc.InputSlot = 0;
if (i == 0)
elementDesc.AlignedByteOffset = 0;
else
elementDesc.AlignedByteOffset = D3D11_APPEND_ALIGNED_ELEMENT;
elementDesc.InputSlotClass = D3D11_INPUT_PER_VERTEX_DATA;
elementDesc.InstanceDataStepRate = 0;
// determine DXGI format
if (paramDesc.Mask == 1)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) elementDesc.Format = DXGI_FORMAT_R32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) elementDesc.Format = DXGI_FORMAT_R32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) elementDesc.Format = DXGI_FORMAT_R32_FLOAT;
}
else if (paramDesc.Mask <= 3)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) elementDesc.Format = DXGI_FORMAT_R32G32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) elementDesc.Format = DXGI_FORMAT_R32G32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) elementDesc.Format = DXGI_FORMAT_R32G32_FLOAT;
}
else if (paramDesc.Mask <= 7)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) elementDesc.Format = DXGI_FORMAT_R32G32B32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) elementDesc.Format = DXGI_FORMAT_R32G32B32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) elementDesc.Format = DXGI_FORMAT_R32G32B32_FLOAT;
}
else if (paramDesc.Mask <= 15)
{
if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_UINT32) elementDesc.Format = DXGI_FORMAT_R32G32B32A32_UINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_SINT32) elementDesc.Format = DXGI_FORMAT_R32G32B32A32_SINT;
else if (paramDesc.ComponentType == D3D_REGISTER_COMPONENT_FLOAT32) elementDesc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT;
}
//save element desc
inputLayoutDesc.push_back(elementDesc);
}
// Try to create Input Layout
D3DCall(theRenderContext.GetDevice()->CreateInputLayout(&inputLayoutDesc[0], inputLayoutDesc.size(), pVSBlob->GetBufferPointer(), pVSBlob->GetBufferSize(), &mVertexLayout));
//Free allocation shader reflection memory
pVertexShaderReflection->Release();
pVSBlob->Release();
}
bool compileHLSLShaderDx11(bx::CommandLine& _cmdLine, const std::string& _code, bx::WriterI* _writer)
{
BX_TRACE("DX11");
const char* profile = _cmdLine.findOption('p', "profile");
if (NULL == profile)
{
fprintf(stderr, "Shader profile must be specified.\n");
return false;
}
bool debug = _cmdLine.hasArg('\0', "debug");
uint32_t flags = D3DCOMPILE_ENABLE_BACKWARDS_COMPATIBILITY;
flags |= debug ? D3DCOMPILE_DEBUG : 0;
flags |= _cmdLine.hasArg('\0', "avoid-flow-control") ? D3DCOMPILE_AVOID_FLOW_CONTROL : 0;
flags |= _cmdLine.hasArg('\0', "no-preshader") ? D3DCOMPILE_NO_PRESHADER : 0;
flags |= _cmdLine.hasArg('\0', "partial-precision") ? D3DCOMPILE_PARTIAL_PRECISION : 0;
flags |= _cmdLine.hasArg('\0', "prefer-flow-control") ? D3DCOMPILE_PREFER_FLOW_CONTROL : 0;
flags |= _cmdLine.hasArg('\0', "backwards-compatibility") ? D3DCOMPILE_ENABLE_BACKWARDS_COMPATIBILITY : 0;
bool werror = _cmdLine.hasArg('\0', "Werror");
if (werror)
{
flags |= D3DCOMPILE_WARNINGS_ARE_ERRORS;
}
uint32_t optimization = 3;
if (_cmdLine.hasArg(optimization, 'O') )
{
optimization = bx::uint32_min(optimization, BX_COUNTOF(s_optimizationLevelDx11)-1);
flags |= s_optimizationLevelDx11[optimization];
}
else
{
flags |= D3DCOMPILE_SKIP_OPTIMIZATION;
}
BX_TRACE("Profile: %s", profile);
BX_TRACE("Flags: 0x%08x", flags);
ID3DBlob* code;
ID3DBlob* errorMsg;
// Output preprocessed shader so that HLSL can be debugged via GPA
// or PIX. Compiling through memory won't embed preprocessed shader
// file path.
std::string hlslfp;
if (debug)
{
hlslfp = _cmdLine.findOption('o');
hlslfp += ".hlsl";
writeFile(hlslfp.c_str(), _code.c_str(), (int32_t)_code.size() );
}
HRESULT hr = D3DCompile(_code.c_str()
, _code.size()
, hlslfp.c_str()
, NULL
, NULL
, "main"
, profile
, flags
, 0
, &code
, &errorMsg
);
if (FAILED(hr)
|| (werror && NULL != errorMsg) )
{
const char* log = (char*)errorMsg->GetBufferPointer();
int32_t line = 0;
int32_t column = 0;
int32_t start = 0;
int32_t end = INT32_MAX;
if (2 == sscanf(log, "(%u,%u):", &line, &column)
&& 0 != line)
{
start = bx::uint32_imax(1, line-10);
end = start + 20;
}
printCode(_code.c_str(), line, start, end);
fprintf(stderr, "Error: 0x%08x %s\n", (uint32_t)hr, log);
errorMsg->Release();
return false;
}
UniformArray uniforms;
ID3D11ShaderReflection* reflect = NULL;
hr = D3DReflect(code->GetBufferPointer()
, code->GetBufferSize()
, IID_ID3D11ShaderReflection
, (void**)&reflect
);
if (FAILED(hr) )
{
fprintf(stderr, "Error: 0x%08x\n", (uint32_t)hr);
return false;
}
D3D11_SHADER_DESC desc;
hr = reflect->GetDesc(&desc);
if (FAILED(hr) )
{
fprintf(stderr, BX_FILE_LINE_LITERAL "Error: 0x%08x\n", (uint32_t)hr);
return false;
}
BX_TRACE("Creator: %s 0x%08x", desc.Creator, desc.Version);
BX_TRACE("Num constant buffers: %d", desc.ConstantBuffers);
BX_TRACE("Input:");
uint8_t numAttrs = 0;
uint16_t attrs[bgfx::Attrib::Count];
if (profile[0] == 'v') // Only care about input semantic on vertex shaders
{
for (uint32_t ii = 0; ii < desc.InputParameters; ++ii)
{
D3D11_SIGNATURE_PARAMETER_DESC spd;
reflect->GetInputParameterDesc(ii, &spd);
BX_TRACE("\t%2d: %s%d, vt %d, ct %d, mask %x, reg %d"
, ii
, spd.SemanticName
, spd.SemanticIndex
, spd.SystemValueType
, spd.ComponentType
, spd.Mask
, spd.Register
);
const RemapInputSemantic& ris = findInputSemantic(spd.SemanticName, spd.SemanticIndex);
if (ris.m_attr != bgfx::Attrib::Count)
{
attrs[numAttrs] = bgfx::attribToId(ris.m_attr);
++numAttrs;
}
}
}
BX_TRACE("Output:");
for (uint32_t ii = 0; ii < desc.OutputParameters; ++ii)
{
D3D11_SIGNATURE_PARAMETER_DESC spd;
reflect->GetOutputParameterDesc(ii, &spd);
BX_TRACE("\t%2d: %s%d, %d, %d", ii, spd.SemanticName, spd.SemanticIndex, spd.SystemValueType, spd.ComponentType);
}
uint16_t size = 0;
for (uint32_t ii = 0; ii < bx::uint32_min(1, desc.ConstantBuffers); ++ii)
{
ID3D11ShaderReflectionConstantBuffer* cbuffer = reflect->GetConstantBufferByIndex(ii);
D3D11_SHADER_BUFFER_DESC bufferDesc;
hr = cbuffer->GetDesc(&bufferDesc);
size = (uint16_t)bufferDesc.Size;
if (SUCCEEDED(hr) )
{
BX_TRACE("%s, %d, vars %d, size %d"
, bufferDesc.Name
, bufferDesc.Type
, bufferDesc.Variables
, bufferDesc.Size
);
for (uint32_t jj = 0; jj < bufferDesc.Variables; ++jj)
{
ID3D11ShaderReflectionVariable* var = cbuffer->GetVariableByIndex(jj);
ID3D11ShaderReflectionType* type = var->GetType();
D3D11_SHADER_VARIABLE_DESC varDesc;
hr = var->GetDesc(&varDesc);
if (SUCCEEDED(hr) )
{
D3D11_SHADER_TYPE_DESC constDesc;
hr = type->GetDesc(&constDesc);
if (SUCCEEDED(hr) )
{
UniformType::Enum uniformType = findUniformTypeDx11(constDesc);
if (UniformType::Count != uniformType
&& 0 != (varDesc.uFlags & D3D_SVF_USED) )
{
Uniform un;
un.name = varDesc.Name;
un.type = uniformType;
un.num = constDesc.Elements;
un.regIndex = varDesc.StartOffset;
un.regCount = BX_ALIGN_16(varDesc.Size)/16;
uniforms.push_back(un);
BX_TRACE("\t%s, %d, size %d, flags 0x%08x, %d"
, varDesc.Name
, varDesc.StartOffset
, varDesc.Size
, varDesc.uFlags
, uniformType
);
}
else
{
BX_TRACE("\t%s, unknown type", varDesc.Name);
}
}
}
}
}
}
BX_TRACE("Bound:");
for (uint32_t ii = 0; ii < desc.BoundResources; ++ii)
{
D3D11_SHADER_INPUT_BIND_DESC bindDesc;
hr = reflect->GetResourceBindingDesc(ii, &bindDesc);
if (SUCCEEDED(hr) )
{
// if (bindDesc.Type == D3D_SIT_SAMPLER)
{
BX_TRACE("\t%s, %d, %d, %d"
, bindDesc.Name
, bindDesc.Type
, bindDesc.BindPoint
, bindDesc.BindCount
);
}
}
}
uint16_t count = (uint16_t)uniforms.size();
bx::write(_writer, count);
uint32_t fragmentBit = profile[0] == 'p' ? BGFX_UNIFORM_FRAGMENTBIT : 0;
for (UniformArray::const_iterator it = uniforms.begin(); it != uniforms.end(); ++it)
{
const Uniform& un = *it;
uint8_t nameSize = (uint8_t)un.name.size();
bx::write(_writer, nameSize);
bx::write(_writer, un.name.c_str(), nameSize);
uint8_t type = un.type|fragmentBit;
bx::write(_writer, type);
bx::write(_writer, un.num);
bx::write(_writer, un.regIndex);
bx::write(_writer, un.regCount);
BX_TRACE("%s, %s, %d, %d, %d"
, un.name.c_str()
, getUniformTypeName(un.type)
, un.num
, un.regIndex
, un.regCount
);
}
{
ID3DBlob* stripped;
hr = D3DStripShader(code->GetBufferPointer()
, code->GetBufferSize()
, D3DCOMPILER_STRIP_REFLECTION_DATA
| D3DCOMPILER_STRIP_TEST_BLOBS
, &stripped
);
if (SUCCEEDED(hr) )
{
code->Release();
code = stripped;
}
}
uint16_t shaderSize = (uint16_t)code->GetBufferSize();
bx::write(_writer, shaderSize);
bx::write(_writer, code->GetBufferPointer(), shaderSize);
uint8_t nul = 0;
bx::write(_writer, nul);
bx::write(_writer, numAttrs);
bx::write(_writer, attrs, numAttrs*sizeof(uint16_t) );
bx::write(_writer, size);
if (_cmdLine.hasArg('\0', "disasm") )
{
ID3DBlob* disasm;
D3DDisassemble(code->GetBufferPointer()
, code->GetBufferSize()
, 0
, NULL
, &disasm
);
if (NULL != disasm)
{
std::string disasmfp = _cmdLine.findOption('o');
disasmfp += ".disasm";
writeFile(disasmfp.c_str(), disasm->GetBufferPointer(), (uint32_t)disasm->GetBufferSize() );
disasm->Release();
}
}
if (NULL != reflect)
{
reflect->Release();
}
if (NULL != errorMsg)
{
errorMsg->Release();
}
code->Release();
return true;
}
bool getReflectionDataD3D11(ID3DBlob* _code, bool _vshader, UniformArray& _uniforms, uint8_t& _numAttrs, uint16_t* _attrs, uint16_t& _size, UniformNameList& unusedUniforms)
{
ID3D11ShaderReflection* reflect = NULL;
HRESULT hr = D3DReflect(_code->GetBufferPointer()
, _code->GetBufferSize()
, s_compiler->IID_ID3D11ShaderReflection
, (void**)&reflect
);
if (FAILED(hr) )
{
fprintf(stderr, "Error: D3DReflect failed 0x%08x\n", (uint32_t)hr);
return false;
}
D3D11_SHADER_DESC desc;
hr = reflect->GetDesc(&desc);
if (FAILED(hr) )
{
fprintf(stderr, "Error: ID3D11ShaderReflection::GetDesc failed 0x%08x\n", (uint32_t)hr);
return false;
}
BX_TRACE("Creator: %s 0x%08x", desc.Creator, desc.Version);
BX_TRACE("Num constant buffers: %d", desc.ConstantBuffers);
BX_TRACE("Input:");
if (_vshader) // Only care about input semantic on vertex shaders
{
for (uint32_t ii = 0; ii < desc.InputParameters; ++ii)
{
D3D11_SIGNATURE_PARAMETER_DESC spd;
reflect->GetInputParameterDesc(ii, &spd);
BX_TRACE("\t%2d: %s%d, vt %d, ct %d, mask %x, reg %d"
, ii
, spd.SemanticName
, spd.SemanticIndex
, spd.SystemValueType
, spd.ComponentType
, spd.Mask
, spd.Register
);
const RemapInputSemantic& ris = findInputSemantic(spd.SemanticName, spd.SemanticIndex);
if (ris.m_attr != bgfx::Attrib::Count)
{
_attrs[_numAttrs] = bgfx::attribToId(ris.m_attr);
++_numAttrs;
}
}
}
BX_TRACE("Output:");
for (uint32_t ii = 0; ii < desc.OutputParameters; ++ii)
{
D3D11_SIGNATURE_PARAMETER_DESC spd;
reflect->GetOutputParameterDesc(ii, &spd);
BX_TRACE("\t%2d: %s%d, %d, %d", ii, spd.SemanticName, spd.SemanticIndex, spd.SystemValueType, spd.ComponentType);
}
for (uint32_t ii = 0, num = bx::uint32_min(1, desc.ConstantBuffers); ii < num; ++ii)
{
ID3D11ShaderReflectionConstantBuffer* cbuffer = reflect->GetConstantBufferByIndex(ii);
D3D11_SHADER_BUFFER_DESC bufferDesc;
hr = cbuffer->GetDesc(&bufferDesc);
_size = (uint16_t)bufferDesc.Size;
if (SUCCEEDED(hr) )
{
BX_TRACE("%s, %d, vars %d, size %d"
, bufferDesc.Name
, bufferDesc.Type
, bufferDesc.Variables
, bufferDesc.Size
);
for (uint32_t jj = 0; jj < bufferDesc.Variables; ++jj)
{
ID3D11ShaderReflectionVariable* var = cbuffer->GetVariableByIndex(jj);
ID3D11ShaderReflectionType* type = var->GetType();
D3D11_SHADER_VARIABLE_DESC varDesc;
hr = var->GetDesc(&varDesc);
if (SUCCEEDED(hr) )
{
D3D11_SHADER_TYPE_DESC constDesc;
hr = type->GetDesc(&constDesc);
if (SUCCEEDED(hr) )
{
UniformType::Enum uniformType = findUniformType(constDesc);
if (UniformType::Count != uniformType
&& 0 != (varDesc.uFlags & D3D_SVF_USED) )
{
Uniform un;
un.name = varDesc.Name;
un.type = uniformType;
un.num = constDesc.Elements;
un.regIndex = varDesc.StartOffset;
un.regCount = BX_ALIGN_16(varDesc.Size) / 16;
_uniforms.push_back(un);
BX_TRACE("\t%s, %d, size %d, flags 0x%08x, %d (used)"
, varDesc.Name
, varDesc.StartOffset
, varDesc.Size
, varDesc.uFlags
, uniformType
);
}
else
{
if (0 == (varDesc.uFlags & D3D_SVF_USED) )
{
unusedUniforms.push_back(varDesc.Name);
}
BX_TRACE("\t%s, unknown type", varDesc.Name);
}
}
}
}
}
}
BX_TRACE("Bound:");
for (uint32_t ii = 0; ii < desc.BoundResources; ++ii)
{
D3D11_SHADER_INPUT_BIND_DESC bindDesc;
hr = reflect->GetResourceBindingDesc(ii, &bindDesc);
if (SUCCEEDED(hr) )
{
if (D3D_SIT_SAMPLER == bindDesc.Type)
{
BX_TRACE("\t%s, %d, %d, %d"
, bindDesc.Name
, bindDesc.Type
, bindDesc.BindPoint
, bindDesc.BindCount
);
const char * end = strstr(bindDesc.Name, "Sampler");
if (NULL != end)
{
Uniform un;
un.name.assign(bindDesc.Name, (end - bindDesc.Name) );
un.type = UniformType::Enum(BGFX_UNIFORM_SAMPLERBIT | UniformType::Int1);
un.num = 1;
un.regIndex = bindDesc.BindPoint;
un.regCount = bindDesc.BindCount;
_uniforms.push_back(un);
}
}
}
}
if (NULL != reflect)
{
reflect->Release();
}
return true;
}
void ezShaderCompilerHLSL::ReflectShaderStage(ezShaderProgramData& inout_Data, ezGALShaderStage::Enum Stage)
{
ID3D11ShaderReflection* pReflector = nullptr;
auto byteCode = inout_Data.m_StageBinary[Stage].GetByteCode();
D3DReflect(byteCode.GetData(), byteCode.GetCount(), IID_ID3D11ShaderReflection, (void**)&pReflector);
D3D11_SHADER_DESC shaderDesc;
pReflector->GetDesc(&shaderDesc);
for (ezUInt32 r = 0; r < shaderDesc.BoundResources; ++r)
{
D3D11_SHADER_INPUT_BIND_DESC shaderInputBindDesc;
pReflector->GetResourceBindingDesc(r, &shaderInputBindDesc);
// ezLog::Info("Bound Resource: '{0}' at slot {1} (Count: {2}, Flags: {3})", sibd.Name, sibd.BindPoint, sibd.BindCount, sibd.uFlags);
ezShaderResourceBinding shaderResourceBinding;
shaderResourceBinding.m_Type = ezShaderResourceBinding::Unknown;
shaderResourceBinding.m_iSlot = shaderInputBindDesc.BindPoint;
shaderResourceBinding.m_sName.Assign(shaderInputBindDesc.Name);
if (shaderInputBindDesc.Type == D3D_SIT_TEXTURE)
{
switch (shaderInputBindDesc.Dimension)
{
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE1D:
shaderResourceBinding.m_Type = ezShaderResourceBinding::Texture1D;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE1DARRAY:
shaderResourceBinding.m_Type = ezShaderResourceBinding::Texture1DArray;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE2D:
shaderResourceBinding.m_Type = ezShaderResourceBinding::Texture2D;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE2DARRAY:
shaderResourceBinding.m_Type = ezShaderResourceBinding::Texture2DArray;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE2DMS:
shaderResourceBinding.m_Type = ezShaderResourceBinding::Texture2DMS;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE2DMSARRAY:
shaderResourceBinding.m_Type = ezShaderResourceBinding::Texture2DMSArray;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE3D:
shaderResourceBinding.m_Type = ezShaderResourceBinding::Texture3D;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURECUBE:
shaderResourceBinding.m_Type = ezShaderResourceBinding::TextureCube;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURECUBEARRAY:
shaderResourceBinding.m_Type = ezShaderResourceBinding::TextureCubeArray;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_BUFFER:
shaderResourceBinding.m_Type = ezShaderResourceBinding::GenericBuffer;
break;
default:
EZ_ASSERT_NOT_IMPLEMENTED;
break;
}
}
else if (shaderInputBindDesc.Type == D3D_SIT_UAV_RWTYPED)
{
switch (shaderInputBindDesc.Dimension)
{
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE1D:
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWTexture1D;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE1DARRAY:
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWTexture1DArray;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE2D:
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWTexture2D;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_TEXTURE2DARRAY:
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWTexture2DArray;
break;
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_BUFFER:
case D3D_SRV_DIMENSION::D3D_SRV_DIMENSION_BUFFEREX:
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWBuffer;
break;
default:
EZ_ASSERT_NOT_IMPLEMENTED;
break;
}
}
else if (shaderInputBindDesc.Type == D3D_SIT_UAV_RWSTRUCTURED)
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWStructuredBuffer;
else if (shaderInputBindDesc.Type == D3D_SIT_UAV_RWBYTEADDRESS)
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWRawBuffer;
else if (shaderInputBindDesc.Type == D3D_SIT_UAV_APPEND_STRUCTURED)
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWAppendBuffer;
else if (shaderInputBindDesc.Type == D3D_SIT_UAV_CONSUME_STRUCTURED)
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWConsumeBuffer;
else if (shaderInputBindDesc.Type == D3D_SIT_UAV_RWSTRUCTURED_WITH_COUNTER)
shaderResourceBinding.m_Type = ezShaderResourceBinding::RWStructuredBufferWithCounter;
else if (shaderInputBindDesc.Type == D3D_SIT_CBUFFER)
{
shaderResourceBinding.m_Type = ezShaderResourceBinding::ConstantBuffer;
shaderResourceBinding.m_pLayout =
ReflectConstantBufferLayout(inout_Data.m_StageBinary[Stage], pReflector->GetConstantBufferByName(shaderInputBindDesc.Name));
}
else if (shaderInputBindDesc.Type == D3D_SIT_SAMPLER)
{
shaderResourceBinding.m_Type = ezShaderResourceBinding::Sampler;
if (ezStringUtils::EndsWith(shaderInputBindDesc.Name, "_AutoSampler"))
{
ezStringBuilder sb = shaderInputBindDesc.Name;
sb.Shrink(0, ezStringUtils::GetStringElementCount("_AutoSampler"));
shaderResourceBinding.m_sName.Assign(sb.GetData());
}
}
else
{
shaderResourceBinding.m_Type = ezShaderResourceBinding::GenericBuffer;
}
if (shaderResourceBinding.m_Type != ezShaderResourceBinding::Unknown)
{
inout_Data.m_StageBinary[Stage].AddShaderResourceBinding(shaderResourceBinding);
}
}
pReflector->Release();
}
//-------------------------------------------------------------------------------
// @ IvConstantTableD3D11::Create()
//-------------------------------------------------------------------------------
// Get the constant table for this shader
//-------------------------------------------------------------------------------
IvConstantTableD3D11*
IvConstantTableD3D11::Create(ID3D11Device* device, ID3DBlob* code)
{
ID3D11ShaderReflection* pReflector = nullptr;
D3DReflect(code->GetBufferPointer(), code->GetBufferSize(),
IID_ID3D11ShaderReflection, (void**)&pReflector);
// first get constant table
IvConstantTableD3D11* table = new IvConstantTableD3D11();
ID3D11ShaderReflectionConstantBuffer* globalConstants =
pReflector->GetConstantBufferByName("$Globals");
D3D11_SHADER_BUFFER_DESC constantBufferDesc = { 0 };
HRESULT hr = globalConstants->GetDesc(&constantBufferDesc);
if (FAILED(hr))
{
// no constants in this shader
goto get_textures;
}
table->mBacking = new char[constantBufferDesc.Size];
table->mBackingSize = constantBufferDesc.Size;
if (nullptr == table->mBacking)
{
delete table;
pReflector->Release();
return nullptr;
}
for (unsigned int i = 0; i < constantBufferDesc.Variables; ++i)
{
ID3D11ShaderReflectionVariable* var = globalConstants->GetVariableByIndex(i);
D3D11_SHADER_VARIABLE_DESC varDesc;
if (FAILED(var->GetDesc(&varDesc)))
{
delete table;
pReflector->Release();
return nullptr;
}
ID3D11ShaderReflectionType* type = var->GetType();
D3D11_SHADER_TYPE_DESC typeDesc;
if (FAILED(type->GetDesc(&typeDesc)))
{
delete table;
pReflector->Release();
return nullptr;
}
IvConstantDesc constantDesc;
constantDesc.mOffset = table->mBacking + varDesc.StartOffset;
if (typeDesc.Class == D3D_SVC_SCALAR && typeDesc.Type == D3D_SVT_FLOAT)
{
constantDesc.mType = IvUniformType::kFloatUniform;
}
else if (typeDesc.Class == D3D_SVC_VECTOR && typeDesc.Type == D3D_SVT_FLOAT
&& typeDesc.Columns == 3)
{
constantDesc.mType = IvUniformType::kFloat3Uniform;
}
else if (typeDesc.Class == D3D_SVC_VECTOR && typeDesc.Type == D3D_SVT_FLOAT
&& typeDesc.Columns == 4)
{
constantDesc.mType = IvUniformType::kFloat4Uniform;
}
else if ((typeDesc.Class == D3D_SVC_MATRIX_ROWS || typeDesc.Class == D3D_SVC_MATRIX_COLUMNS)
&& typeDesc.Type == D3D_SVT_FLOAT
&& typeDesc.Rows == 4 && typeDesc.Columns == 4)
{
constantDesc.mType = IvUniformType::kFloatMatrix44Uniform;
}
else
{
// unsupported uniform type
delete table;
pReflector->Release();
return nullptr;
}
constantDesc.mCount = typeDesc.Elements != 0 ? typeDesc.Elements : 1;
table->mConstants[varDesc.Name] = constantDesc;
}
D3D11_BUFFER_DESC cbDesc;
cbDesc.ByteWidth = constantBufferDesc.Size;
cbDesc.Usage = D3D11_USAGE_DYNAMIC;
cbDesc.BindFlags = D3D11_BIND_CONSTANT_BUFFER;
cbDesc.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE;
cbDesc.MiscFlags = 0;
cbDesc.StructureByteStride = 0;
if (FAILED(device->CreateBuffer(&cbDesc, nullptr, &table->mBuffer)))
{
delete table;
pReflector->Release();
return nullptr;
}
get_textures:
// now get any textures and samplers
D3D11_SHADER_DESC shaderDesc = { 0 };
hr = pReflector->GetDesc(&shaderDesc);
if (FAILED(hr))
{
pReflector->Release();
return table;
}
int resourceCount = shaderDesc.BoundResources;
for (int i = 0; i < resourceCount; ++i)
{
D3D11_SHADER_INPUT_BIND_DESC bindingDesc = { 0 };
pReflector->GetResourceBindingDesc(i, &bindingDesc);
if (bindingDesc.Type == D3D_SIT_TEXTURE && bindingDesc.ReturnType == D3D_RETURN_TYPE_FLOAT
&& bindingDesc.Dimension == D3D_SRV_DIMENSION_TEXTURE2D && bindingDesc.NumSamples == -1
&& bindingDesc.BindCount == 1)
{
IvConstantDesc& constantDesc = table->mConstants[bindingDesc.Name];
constantDesc.mType = IvUniformType::kTextureUniform;
constantDesc.mTextureSlot = bindingDesc.BindPoint;
}
else if (bindingDesc.Type == D3D_SIT_SAMPLER && bindingDesc.BindCount == 1)
{
char strippedName[256];
const char* samplerKeyword = strstr(bindingDesc.Name, "Sampler");
strncpy(strippedName, bindingDesc.Name, samplerKeyword - bindingDesc.Name);
strippedName[samplerKeyword - bindingDesc.Name] = '\0';
IvConstantDesc& constantDesc = table->mConstants[strippedName];
constantDesc.mType = IvUniformType::kTextureUniform;
constantDesc.mSamplerSlot = bindingDesc.BindPoint;
}
else if (bindingDesc.Type == D3D_SIT_CBUFFER && !_strnicmp(bindingDesc.Name, "$Globals", 8))
{
// ignore this, we handled it above
}
else
{
// unsupported resource type
delete table;
pReflector->Release();
return nullptr;
}
}
pReflector->Release();
return table;
}
void FMaterial::Compile(const FShaderProgramInfo* VertexShaderInfo, const FShaderProgramInfo* PixelShaderInfo, const FShaderProgramInfo* GeometryShaderInfo, const FShaderProgramInfo* HullShaderInfo, const FShaderProgramInfo* DomainShaderInfo)
{
ID3D11Device* Device = GraphicsContext->GetDevice();
// Core shaders blobs
FBlobPointer VertexShaderBlob, PixelShaderBlob;
// Optional shaders blobs
FBlobPointer GeometryShaderBlob, HullShaderBlob, DomainShaderBlob;
bool bCompilationSuccessful = VertexShaderInfo->Compile(VertexShaderBlob.GetReference()) && PixelShaderInfo->Compile(PixelShaderBlob.GetReference());
if (GeometryShaderInfo != nullptr)
{
GeometryShaderInfo->Compile(GeometryShaderBlob.GetReference());
}
if (DomainShaderInfo != nullptr && HullShaderInfo != nullptr)
{
DomainShaderInfo->Compile(DomainShaderBlob.GetReference());
HullShaderInfo->Compile(HullShaderBlob.GetReference());
}
if (bCompilationSuccessful)
{
Release(); // We release only if compilation was successful. (this makes hot reloading fault tolerant case because we can keep the older shaders running)
ID3D11ShaderReflection* VertexShaderReflection, *PixelShaderReflection;
ID3D11ShaderReflection* GeometryShaderReflection = nullptr, *HullShaderReflection = nullptr, *DomainShaderReflection = nullptr;
Device->CreateVertexShader(VertexShaderBlob->GetBufferPointer(), VertexShaderBlob->GetBufferSize(), nullptr, &VertexShader);
Device->CreatePixelShader(PixelShaderBlob->GetBufferPointer(), PixelShaderBlob->GetBufferSize(), nullptr, &PixelShader);
D3DSetDebugName(VertexShader, VertexShaderInfo->GetDebugName());
D3DSetDebugName(PixelShader, PixelShaderInfo->GetDebugName());
D3DReflect(VertexShaderBlob->GetBufferPointer(), VertexShaderBlob->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)&VertexShaderReflection);
D3DReflect(PixelShaderBlob->GetBufferPointer(), PixelShaderBlob->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)&PixelShaderReflection);
if (GeometryShaderBlob)
{
Device->CreateGeometryShader(GeometryShaderBlob->GetBufferPointer(), GeometryShaderBlob->GetBufferSize(), nullptr, &GeometryShader);
D3DSetDebugName(GeometryShader, GeometryShaderInfo->GetDebugName());
D3DReflect(GeometryShaderBlob->GetBufferPointer(), GeometryShaderBlob->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)&GeometryShaderReflection);
}
if (DomainShaderBlob && HullShaderBlob)
{
Device->CreateHullShader(HullShaderBlob->GetBufferPointer(), HullShaderBlob->GetBufferSize(), nullptr, &HullShader);
Device->CreateDomainShader(DomainShaderBlob->GetBufferPointer(), DomainShaderBlob->GetBufferSize(), nullptr, &DomainShader);
D3DSetDebugName(HullShader, HullShaderInfo->GetDebugName());
D3DSetDebugName(DomainShader, DomainShaderInfo->GetDebugName());
D3DReflect(HullShaderBlob->GetBufferPointer(), HullShaderBlob->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)&HullShaderReflection);
D3DReflect(DomainShaderBlob->GetBufferPointer(), DomainShaderBlob->GetBufferSize(), IID_ID3D11ShaderReflection, (void**)&DomainShaderReflection);
}
CreateInputLayoutDescFromVertexShaderSignature(VertexShaderReflection, VertexShaderBlob, Device);
MaterialParameters = Make_Unique<FMaterialParameters>(GraphicsContext, VertexShaderReflection, PixelShaderReflection, GeometryShaderReflection, HullShaderReflection, DomainShaderReflection);
VertexShaderReflection->Release();
PixelShaderReflection->Release();
if (GeometryShaderReflection != nullptr)
GeometryShaderReflection->Release();
if (DomainShaderReflection != nullptr)
DomainShaderReflection->Release();
if (HullShaderReflection != nullptr)
HullShaderReflection->Release();
}
}