#include "CreateDevice.h"
#include <d3d9.h>#pragma region 初始化函数
CreateDevice::CreateDevice()
{
}CreateDevice::~CreateDevice()
{
}#pragma endregionLPDIRECT3D9 g_pD3D;
LPDIRECT3DDEVICE9    g_pd3dDevice;HRESULT InitD3D(HWND hWnd)
{if (NULL == (g_pD3D = Direct3DCreate9(D3D_SDK_VERSION)))return E_FAIL;D3DPRESENT_PARAMETERS d3dpp;ZeroMemory(&d3dpp, sizeof(d3dpp));d3dpp.Windowed = TRUE;//不是全屏d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;d3dpp.BackBufferFormat = D3DFMT_UNKNOWN;if (FAILED(g_pD3D->CreateDevice(D3DADAPTER_DEFAULT,D3DDEVTYPE_HAL, hWnd, D3DCREATE_SOFTWARE_VERTEXPROCESSING,&d3dpp, &g_pd3dDevice))){return E_FAIL;}return S_OK;
}//渲染s
VOID Render()
{if (NULL == g_pd3dDevice)return;g_pd3dDevice->Clear(0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(255, 255, 0), 1.0f, 0);if (SUCCEEDED(g_pd3dDevice->BeginScene())){//渲染
g_pd3dDevice->EndScene();}g_pd3dDevice->Present(NULL, NULL, NULL, NULL);
}//释放
VOID Cleanup()
{if (g_pd3dDevice != NULL){g_pd3dDevice->Release();}if (g_pD3D != NULL){g_pD3D->Release();}
}LRESULT WINAPI MsgProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{switch (msg){case WM_DESTROY:Cleanup();PostQuitMessage(0);return 0;case WM_PAINT:Render();ValidateRect(hWnd, NULL);return 0;}return DefWindowProc(hWnd, msg, wParam, lParam);
}INT WINAPI WinMain(HINSTANCE hInst, HINSTANCE, LPSTR, INT)
{//1.注册窗口类WNDCLASSEX wc = { sizeof(WNDCLASSEX), CS_CLASSDC,MsgProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL,NULL, NULL, "D3D Tutorial", NULL };RegisterClassEx(&wc);//2.用注册的窗口类创建窗口HWND hWnd = CreateWindow("D3D Tutorial", "D3D Tutorial",WS_OVERLAPPEDWINDOW, 100, 100, 300, 300, NULL, NULL, wc.hInstance, NULL);//3. 初始化D3Dif (SUCCEEDED(InitD3D(hWnd))){//显示和刷新窗口
        ShowWindow(hWnd, SW_SHOWDEFAULT);UpdateWindow(hWnd);MSG msg;//消息循环while (GetMessage(&msg, NULL, 0, 0)){TranslateMessage(&msg);DispatchMessage(&msg);}UnregisterClass("D3D Tutorial", wc.hInstance);return 0;}}