Directx11绘制立方体

#include "BasicDraw.h" int main( ) { HRESULT hr=S_OK; BasicDraw basicApp; hr=basicApp.Run(); return hr; } BasicDraw::BasicDraw() { InitializeApp(); } void BasicDraw::InitializeApp() { m_pRTV=NULL; m_pDevice=NULL; m_pContext=NULL; m_pSwapChain=NULL; m_pDepthStencil=NULL; m_pDepthStencilView=NULL; m_pVertexShaderPos=NULL; m_pPixelShaderPosCol=NULL; m_pVertexShaderPosCol=NULL; m_pPixelShaderPosCol=NULL; m_pInputLayoutPosCol=NULL; m_pInputLayoutPos=NULL; m_pRS=NULL; m_pCBuffer=NULL; } BasicDraw::~BasicDraw() { CleanUp(); } void BasicDraw::CleanUp() { SAFE_RELEASE(m_pDevice); SAFE_RELEASE(m_pContext); SAFE_RELEASE(m_pSwapChain); SAFE_RELEASE(m_pRTV); SAFE_RELEASE(m_pDepthStencil); SAFE_RELEASE(m_pDepthStencilView); SAFE_RELEASE(m_pRS); SAFE_RELEASE(m_pVertexShaderPos); SAFE_RELEASE(m_pPixelShaderPosCol); SAFE_RELEASE(m_pVertexShaderPosCol); SAFE_RELEASE(m_pPixelShaderPosCol); SAFE_RELEASE(m_pInputLayoutPosCol); SAFE_RELEASE(m_pInputLayoutPos); SAFE_RELEASE(m_pCBuffer); } HRESULT BasicDraw::Run() { HRESULT hr=S_OK; IFR(Setup()); IFR(MessageLoop()); return hr; } HRESULT BasicDraw::Setup() { HRESULT hr=S_OK; IFR(CreateDisplayWindow()); IFR(CreateDevice()); IFR(CreateAppResource()); return hr; } HRESULT BasicDraw::CreateDisplayWindow() { HRESULT hr=S_OK; WNDCLASSEX wcex; wcex.cbSize=sizeof(WNDCLASSEX); wcex.style=CS_HREDRAW|CS_VREDRAW; wcex.lpfnWndProc=MyWndProc; wcex.cbClsExtra=0; wcex.cbWndExtra=sizeof(LONG_PTR); wcex.hInstance=NULL; wcex.hIcon=NULL; wcex.hCursor=LoadCursor(NULL,IDC_ARROW); wcex.hbrBackground=(HBRUSH)(COLOR_WINDOW+1); wcex.lpszMenuName=NULL; wcex.lpszClassName=L"BasicDraw"; wcex.hIconSm=NULL; IFR(RegisterClassEx(&wcex)?S_OK:E_FAIL); RECT rc; SetRect(&rc,0,0,800,600); AdjustWindowRect(&rc,WS_OVERLAPPEDWINDOW&~WS_THICKFRAME&~WS_MAXIMIZEBOX,false); m_hWnd=CreateWindow( L"BasicDraw", L"BasicDraw", WS_OVERLAPPEDWINDOW&~WS_THICKFRAME&~WS_MAXIMIZEBOX, CW_USEDEFAULT, CW_USEDEFAULT, rc.right-rc.left, rc.bottom-rc.top, NULL, NULL, NULL, this); IFR(m_hWnd?S_OK:E_FAIL); ShowWindow(m_hWnd,SW_NORMAL); UpdateWindow(m_hWnd); printf("Successfully create the window.\n"); return hr; } HRESULT BasicDraw::CreateDevice() { HRESULT hr=S_OK; RECT rc; GetClientRect(m_hWnd,&rc); UINT width=rc.right-rc.left; UINT height=rc.bottom-rc.top; UINT createDeviceFlags=D3D11_CREATE_DEVICE_SINGLETHREADED; #if defined(_DEBUG)||defined(DEBUG) createDeviceFlags|=D3D11_CREATE_DEVICE_DEBUG; #endif D3D_DRIVER_TYPE driverTypes=D3D_DRIVER_TYPE_HARDWARE; D3D_FEATURE_LEVEL featureLevels[]={ D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_1, D3D_FEATURE_LEVEL_10_0,}; UINT numFeatureLevels = ARRAYSIZE(featureLevels); D3D_FEATURE_LEVEL featureLevelOut=D3D_FEATURE_LEVEL_11_0; DXGI_SWAP_CHAIN_DESC scDesc; ZeroMemory(&scDesc,sizeof(DXGI_SWAP_CHAIN_DESC)); scDesc.BufferCount=1; scDesc.BufferDesc.Height=height; scDesc.BufferDesc.Width=width; scDesc.BufferDesc.Format=DXGI_FORMAT_R8G8B8A8_UNORM; scDesc.BufferDesc.RefreshRate.Numerator=60; scDesc.BufferDesc.RefreshRate.Denominator=1; scDesc.BufferUsage=DXGI_USAGE_RENDER_TARGET_OUTPUT; scDesc.OutputWindow=m_hWnd; scDesc.SampleDesc.Count=1; scDesc.SampleDesc.Quality=0; scDesc.Windowed=TRUE; IFR(D3D11CreateDeviceAndSwapChain(NULL,driverTypes,NULL,createDeviceFlags, featureLevels,numFeatureLevels,D3D11_SDK_VERSION,&scDesc,&m_pSwapChain,&m_pDevice, &featureLevelOut,&m_pContext)); //create renderTargetView ID3D11Texture2D* pBackBuffer=NULL; IFR(m_pSwapChain->GetBuffer(0,__uuidof(ID3D11Texture2D),(void**)&pBackBuffer)); IFR(m_pDevice->CreateRenderTargetView(pBackBuffer,NULL,&m_pRTV)); SAFE_RELEASE(pBackBuffer); //create depth stencil buffer. D3D11_TEXTURE2D_DESC depthDesc; ZeroMemory(&depthDesc,sizeof(D3D11_TEXTURE2D_DESC)); depthDesc.ArraySize=1; depthDesc.BindFlags=D3D11_BIND_DEPTH_STENCIL; depthDesc.CPUAccessFlags=0; depthDesc.Format=DXGI_FORMAT_D24_UNORM_S8_UINT; depthDesc.Height=height; depthDesc.Width=width; depthDesc.MipLevels=1; depthDesc.MiscFlags=0; depthDesc.SampleDesc.Count=1; depthDesc.SampleDesc.Quality=0; depthDesc.Usage=D3D11_USAGE_DEFAULT; IFR(m_pDevice->CreateTexture2D(&depthDesc,NULL,&m_pDepthStencil)); //create the depth stencil buffer view. D3D11_DEPTH_STENCIL_VIEW_DESC dsViewDesc; ZeroMemory(&dsViewDesc,sizeof(D3D11_DEPTH_STENCIL_VIEW_DESC)); dsViewDesc.Format=depthDesc.Format; dsViewDesc.ViewDimension=D3D11_DSV_DIMENSION_TEXTURE2D; dsViewDesc.Texture2D.MipSlice=0; IFR(m_pDevice->CreateDepthStencilView(m_pDepthStencil,&dsViewDesc,&m_pDepthStencilView)); //set the render target view and depth stencil view. m_pContext->OMSetRenderTargets(1,&m_pRTV,m_pDepthStencilView); //Create the rasterizer state D3D11_RASTERIZER_DESC rsDesc; ZeroMemory(&rsDesc,sizeof(rsDesc)); rsDesc.FillMode=D3D11_FILL_WIREFRAME; rsDesc.CullMode=D3D11_CULL_NONE; m_pDevice->CreateRasterizerState(&rsDesc,&m_pRS); printf("Successfully create the Device.\n"); return hr; } HRESULT BasicDraw::CompileShaderFromFile(WCHAR* szFileName,LPCSTR szEntryPoint,LPCSTR szShaderModel, ID3DBlob** ppBlobOut,const D3D_SHADER_MACRO* pDefines) { HRESULT hr=S_OK; ID3DBlob* pErrorBlob=NULL; DWORD dwShaderFlags=D3DCOMPILE_ENABLE_STRICTNESS; hr=D3DX11CompileFromFile(szFileName,pDefines,NULL,szEntryPoint,szShaderModel,dwShaderFlags,NULL,NULL,ppBlobOut,&pErrorBlob,NULL); if(FAILED(hr)) { printf((char*)pErrorBlob->GetBufferPointer()); } SAFE_RELEASE(pErrorBlob); return hr; } HRESULT BasicDraw::CreateConstantBuffer(UINT uSize,ID3D11Buffer** ppBuffer) { HRESULT hr=S_OK; D3D11_BUFFER_DESC bd; ZeroMemory(&bd,sizeof(bd)); bd.BindFlags=D3D11_BIND_CONSTANT_BUFFER; bd.ByteWidth=uSize; bd.CPUAccessFlags=0; bd.Usage=D3D11_USAGE_DEFAULT; IFR(m_pDevice->CreateBuffer(&bd,NULL,ppBuffer)); return hr; } //create vertexshader£¬inputlayout£¬pixelshader£¬vertex buffer index buffer HRESULT BasicDraw::CreateAppResource() { HRESULT hr=S_OK; RECT rc; GetClientRect(m_hWnd,&rc); UINT width=rc.right-rc.left; UINT height=rc.bottom-rc.top; //2 Create viewport D3D11_VIEWPORT vp; vp.Width=width; vp.Height=height; vp.MaxDepth=1.0f; vp.MinDepth=0.0f; vp.TopLeftX=0; vp.TopLeftY=0; m_pContext->RSSetViewports(1,&vp); // VertexShader PosCol ID3DBlob* pBlob=NULL; IFR(CompileShaderFromFile(L"basicEffect.hlsl","VSPosCol","vs_4_0",&pBlob)); IFR(m_pDevice->CreateVertexShader(pBlob->GetBufferPointer(),pBlob->GetBufferSize(),NULL,&m_pVertexShaderPosCol)); // create InputLayoutPosCol D3D11_INPUT_ELEMENT_DESC inputLayoutPosCol[]= { {"POSITION",0,DXGI_FORMAT_R32G32B32_FLOAT,0,0,D3D11_INPUT_PER_VERTEX_DATA,0}, {"COLOR",0,DXGI_FORMAT_R32G32B32A32_FLOAT,0,12,D3D11_INPUT_PER_VERTEX_DATA,0}, }; UINT numElement=ARRAYSIZE(inputLayoutPosCol); IFR(m_pDevice->CreateInputLayout(inputLayoutPosCol,numElement,pBlob->GetBufferPointer(),pBlob->GetBufferSize(),&m_pInputLayoutPosCol)); pBlob->Release(); // Create PixelShaderPosCol IFR(CompileShaderFromFile(L"basicEffect.hlsl","PSPosCol","ps_4_0",&pBlob)); IFR(m_pDevice->CreatePixelShader(pBlob->GetBufferPointer(),pBlob->GetBufferSize(),NULL,&m_pPixelShaderPosCol)); pBlob->Release(); //// VertexShader Pos //IFR(CompileShaderFromFile(L"basicEffect.hlsl","VSPos","vs_4_0",&pBlob)); //IFR(m_pDevice->CreateVertexShader(pBlob->GetBufferPointer(),pBlob->GetBufferSize(),NULL,&m_pVertexShaderPos)); ////Create InputLayout Pos //D3D11_INPUT_ELEMENT_DESC inputLayoutPos[]= //{ // {"POSITION",0,DXGI_FORMAT_R32G32B32_FLOAT,0,0,D3D11_INPUT_PER_VERTEX_DATA,0}, //}; ////Create InputLayoutPosCol //numElement=ARRAYSIZE(