int Release() {
if (VS)
VS->Release();
if (PS)
PS->Release();
if (inputLayout)
inputLayout->Release();
if (vertexBuffer)
vertexBuffer->Release();
return 0;
}
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;
}
// Create pixel shaders
HRESULT CFW1GlyphRenderStates::createPixelShaders() {
// Pixel shader
const char psStr[] =
"SamplerState sampler0 : register(s0);\r\n"
"Texture2D<float> tex0 : register(t0);\r\n"
"\r\n"
"struct PSIn {\r\n"
" float4 Position : SV_Position;\r\n"
" float4 GlyphColor : COLOR;\r\n"
" float2 TexCoord : TEXCOORD;\r\n"
"};\r\n"
"\r\n"
"float4 PS(PSIn Input) : SV_Target {\r\n"
" float a = tex0.Sample(sampler0, Input.TexCoord);\r\n"
" \r\n"
" if(a == 0.0f)\r\n"
" discard;\r\n"
" \r\n"
" return (a * Input.GlyphColor.a) * float4(Input.GlyphColor.rgb, 1.0f);\r\n"
"}\r\n"
"";
// Clipping pixel shader
const char psClipStr[] =
"SamplerState sampler0 : register(s0);\r\n"
"Texture2D<float> tex0 : register(t0);\r\n"
"\r\n"
"struct PSIn {\r\n"
" float4 Position : SV_Position;\r\n"
" float4 GlyphColor : COLOR;\r\n"
" float2 TexCoord : TEXCOORD;\r\n"
" float4 ClipDistance : CLIPDISTANCE;\r\n"
"};\r\n"
"\r\n"
"float4 PS(PSIn Input) : SV_Target {\r\n"
" clip(Input.ClipDistance);\r\n"
" \r\n"
" float a = tex0.Sample(sampler0, Input.TexCoord);\r\n"
" \r\n"
" if(a == 0.0f)\r\n"
" discard;\r\n"
" \r\n"
" return (a * Input.GlyphColor.a) * float4(Input.GlyphColor.rgb, 1.0f);\r\n"
"}\r\n"
"";
// Shader compile profile
const char *ps_profile = "ps_4_0_level_9_1";
if(m_featureLevel >= D3D_FEATURE_LEVEL_11_0)
ps_profile = "ps_5_0";
else if(m_featureLevel >= D3D_FEATURE_LEVEL_10_0)
ps_profile = "ps_4_0";
else if(m_featureLevel >= D3D_FEATURE_LEVEL_9_3)
ps_profile = "ps_4_0_level_9_3";
// Compile pixel shader
ID3DBlob *pPSCode;
HRESULT hResult = m_pfnD3DCompile(
psStr,
sizeof(psStr),
NULL,
NULL,
NULL,
"PS",
ps_profile,
D3DCOMPILE_OPTIMIZATION_LEVEL3,
0,
&pPSCode,
NULL
);
if(FAILED(hResult)) {
m_lastError = L"Failed to compile pixel shader";
}
else {
// Create pixel shader
ID3D11PixelShader *pPS;
hResult = m_pDevice->CreatePixelShader(pPSCode->GetBufferPointer(), pPSCode->GetBufferSize(), NULL, &pPS);
if(FAILED(hResult)) {
m_lastError = L"Failed to create pixel shader";
}
else {
// Compile clipping pixel shader
ID3DBlob *pPSClipCode;
HRESULT hResult = m_pfnD3DCompile(
psClipStr,
sizeof(psClipStr),
NULL,
NULL,
NULL,
"PS",
ps_profile,
D3DCOMPILE_OPTIMIZATION_LEVEL3,
0,
&pPSClipCode,
NULL
);
if(FAILED(hResult)) {
m_lastError = L"Failed to compile clipping pixel shader";
}
else {
// Create pixel shader
ID3D11PixelShader *pPSClip;
hResult = m_pDevice->CreatePixelShader(
pPSClipCode->GetBufferPointer(),
pPSClipCode->GetBufferSize(),
NULL, &pPSClip
);
if(FAILED(hResult)) {
m_lastError = L"Failed to create clipping pixel shader";
}
else {
// Success
m_pPixelShader = pPS;
m_pPixelShaderClip = pPSClip;
hResult = S_OK;
}
pPSClipCode->Release();
}
if(FAILED(hResult))
pPS->Release();
}
pPSCode->Release();
}
return hResult;
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR cmdLine, int cmdShow)
{
DXTInputHandlerDefault inputHandler;
DXTWindowEventHandlerDefault eventHandler;
DXTWindow window(hInstance, &inputHandler, &eventHandler);
DXTRenderParams params;
params.Extent = { 800, 600 };
params.UseVSync = true;
params.Windowed = true;
HRESULT result;
result = window.Initialize(params, "DXT Example (DirectX 11)");
if (SUCCEEDED(result))
{
ID3D11Device* device;
ID3D11DeviceContext* context;
IDXGISwapChain* swapChain;
result = DXTInitDevice(params, &window, &swapChain, &device, &context);
if (SUCCEEDED(result))
{
eventHandler.SetSwapChain(swapChain);
FLOAT clearColor[] = { 0.5f, 0.5f, 1.0f, 1.0f };
D3D11_INPUT_ELEMENT_DESC inputDesc[] =
{
{ "POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, 0, D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "TEXCOORD", 0, DXGI_FORMAT_R32G32_FLOAT, 0, sizeof(float) * 3, D3D11_INPUT_PER_VERTEX_DATA, 0 },
{ "NORMAL", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, sizeof(float) * 5, D3D11_INPUT_PER_VERTEX_DATA, 0 },
};
UINT elementCount = 3;
UINT stride = 8 * sizeof(FLOAT);
UINT offset = 0;
UINT indexCount = 0;
FLOAT deltaTime = 0.016f;
DXTSphericalCamera camera;
DXTFirstPersonCameraController cameraController(&camera, &inputHandler);
inputHandler.AddInputInterface(&cameraController);
cameraController.Velocity = 40.0f;
cameraController.RotationVelocity = 0.005f;
camera.Position = DirectX::XMFLOAT3(20.0f, 20.0f, 20.0f);
camera.LookAt(DirectX::XMFLOAT3(0.0f, 0.0f, 0.0f));
ID3D11RenderTargetView* renderTargetView;
ID3D11Texture2D* depthBuffer;
ID3D11DepthStencilView* depthBufferView;
ID3D11VertexShader* vertexShader;
ID3D11PixelShader* pixelShader;
DXTBytecodeBlob vertexBytecode;
ID3D11DepthStencilState* depthState;
ID3D11RasterizerState* rasterizerState;
ID3D11Buffer* vertexBuffer;
ID3D11Buffer* indexBuffer;
ID3D11InputLayout* inputLayout;
ID3D11Buffer* transformBuffer;
DXTCreateRenderTargetFromBackBuffer(swapChain, device, &renderTargetView);
DXTCreateDepthStencilBuffer(device, params.Extent.Width, params.Extent.Height, DXGI_FORMAT_D24_UNORM_S8_UINT, &depthBuffer, &depthBufferView);
DXTVertexShaderFromFile(device, "VertexShader.cso", &vertexShader, &vertexBytecode);
DXTPixelShaderFromFile(device, "PixelShader.cso", &pixelShader);
DXTCreateDepthStencilStateDepthTestEnabled(device, &depthState);
DXTCreateRasterizerStateSolid(device, &rasterizerState);
DXTLoadStaticMeshFromFile(device, "mesh.ase", DXTVertexAttributePosition | DXTVertexAttributeUV | DXTVertexAttributeNormal,
DXTIndexTypeShort, &vertexBuffer, &indexBuffer, &indexCount);
DXTCreateBuffer(device, sizeof(DirectX::XMFLOAT4X4) * 2, D3D11_BIND_CONSTANT_BUFFER, D3D11_CPU_ACCESS_WRITE, D3D11_USAGE_DYNAMIC, &transformBuffer);
device->CreateInputLayout(inputDesc, elementCount, vertexBytecode.Bytecode, vertexBytecode.BytecodeLength, &inputLayout);
vertexBytecode.Destroy();
window.Present(false);
while (!window.QuitMessageReceived())
{
window.MessagePump();
if (inputHandler.IsKeyDown(VK_ESCAPE))
break;
cameraController.Update(deltaTime);
XMFLOAT4X4 ViewProj;
XMFLOAT4X4 World;
camera.GetViewProjectionMatrix(&ViewProj, params.Extent);
XMStoreFloat4x4(&World, XMMatrixIdentity());
D3D11_MAPPED_SUBRESOURCE subres;
context->Map(transformBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &subres);
XMFLOAT4X4* ptr = (XMFLOAT4X4*)subres.pData;
ptr[0] = World;
ptr[1] = ViewProj;
context->Unmap(transformBuffer, 0);
D3D11_VIEWPORT viewport = { 0.0f, 0.0f, (FLOAT)params.Extent.Width, (FLOAT)params.Extent.Height, 0.0f, 1.0f };
context->ClearRenderTargetView(renderTargetView, clearColor);
context->ClearDepthStencilView(depthBufferView, D3D11_CLEAR_DEPTH, 1.0f, 0);
context->OMSetDepthStencilState(depthState, 0);
context->OMSetRenderTargets(1, &renderTargetView, depthBufferView);
context->RSSetState(rasterizerState);
context->RSSetViewports(1, &viewport);
context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
context->IASetVertexBuffers(0, 1, &vertexBuffer, &stride, &offset);
context->IASetIndexBuffer(indexBuffer, DXGI_FORMAT_R16_UINT, 0);
context->IASetInputLayout(inputLayout);
context->VSSetShader(vertexShader, nullptr, 0);
context->PSSetShader(pixelShader, nullptr, 0);
context->VSSetConstantBuffers(0, 1, &transformBuffer);
context->DrawIndexed(indexCount, 0, 0);
swapChain->Present(1, 0);
}
swapChain->SetFullscreenState(false, nullptr);
transformBuffer->Release();
depthBufferView->Release();
depthBuffer->Release();
inputLayout->Release();
vertexBuffer->Release();
indexBuffer->Release();
depthState->Release();
rasterizerState->Release();
vertexShader->Release();
pixelShader->Release();
renderTargetView->Release();
swapChain->Release();
context->Release();
device->Release();
}
window.Destroy();
}
}
ID3D11PixelShader* DXShaderManager::loadPixelShaderFromFile( const string& filename )
{
DWORD shaderFlags = D3DCOMPILE_ENABLE_STRICTNESS;
// Convert filename to wide string
int filenameLen = (int)filename.length() + 1;
int newLen = MultiByteToWideChar(CP_ACP, 0, filename.c_str(), filenameLen, 0, 0);
wchar_t* buf = new wchar_t[filenameLen];
MultiByteToWideChar(CP_ACP, 0, filename.c_str(), filenameLen, buf, newLen);
std::wstring wFilename(buf);
delete[] buf;
#if defined(_WOE_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.
shaderFlags |= D3DCOMPILE_DEBUG;
#endif // _WOE_DEBUG
ID3DBlob* pErrorBlob = nullptr;
ID3DBlob* pOutputBlob = nullptr;
HRESULT hr;
hr = D3DCompileFromFile(wFilename.c_str(), nullptr, nullptr, (type == ShaderTypes::WOE_SHADER_TYPE_VERTEX ? "VS" : "PS"), (type == ShaderTypes::WOE_SHADER_TYPE_VERTEX ? "vs_4_0" : "ps_4_0"), shaderFlags, 0, &pOutputBlob, &pErrorBlob);
if (FAILED(hr))
{
if (pErrorBlob)
{
Log::ErrorFmt(getClassName(), "Failed to compile HLSL: %s", reinterpret_cast<const char*>(pErrorBlob->GetBufferPointer()));
pErrorBlob->Release();
}
else
{
if (hr == HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND))
{
Log::Error(getClassName(), "Failed to compile HLSL, File not found");
}
else
{
Log::Error(getClassName(), "Failed to compile HLSL, Unknown Error");
}
}
return nullptr;
}
if (pErrorBlob)
pErrorBlob->Release();
ID3D11PixelShader* pPixelShader = nullptr;
hr = Game::Instance()->getGraphicsSystem()->getDXDevice()->CreatePixelShader(pOutputBlob->GetBufferPointer(), pOutputBlob->GetBufferSize(), nullptr, &pPixelShader);
if (FAILED(hr))
{
Log::Error(getClassName(), "Failed to create vertex shader");
pOutputBlob->Release();
pPixelShader->Release();
return nullptr;
}
return pPixelShader;
}