void CGameRenderer::Release(){ //release D3D textures and stuff, then D3D itself
if(m_pBackgroundTexture)m_pBackgroundTexture->Release();
if(m_pFloorTexture)m_pFloorTexture->Release();
if(m_pBackgroundVB)m_pBackgroundVB->Release(); //release background vertex buffer
g_cSpriteManager.Release();
ReleaseD3D(); //release Direct3D
} //Release
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, LPSTR, int)
{
WNDCLASSEX wc={sizeof(WNDCLASSEX), CS_CLASSDC | CS_DBLCLKS, MsgProc, 0L, 0L, GetModuleHandle(NULL), LoadIcon(hInstance, (LPCSTR)IDI_3DFX), LoadCursor(NULL, IDC_ARROW), (HBRUSH)GetStockObject(BLACK_BRUSH), NULL, "My D3D Application", NULL};
RegisterClassEx(&wc);
hWnd=CreateWindow("My D3D Application", "My Effect", WS_OVERLAPPEDWINDOW, WindowX, WindowY, WindowWidth, WindowHeight, GetDesktopWindow(), NULL, wc.hInstance, NULL);
//SetWindowLong( hWnd, GWL_STYLE, WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_THICKFRAME|WS_MINIMIZEBOX);
char pInfo[500];
UINT InfoID = 0;
if(SUCCEEDED(InitD3D(hInstance)))
{
InfoID = InitMyScene();
ShowWindow(hWnd,SW_SHOWDEFAULT);
UpdateWindow(hWnd);
MSG msg;
while(GetMessage(&msg,NULL,0,0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
#ifndef USE_DEBUG //非DEBUG的时候有错误不能直接弹出对话框，要根据函数返回值退出后再提示，另外要用RELEASE版编译后运行才不会在退出显示MESSAGEBOX时出错
if(InfoID != 0)
{
SendMessage(hWnd, WM_CLOSE, 0, 0);
continue;
}
#endif
if(msg.message==WM_CLOSE) break;
ControlProc();
//显示出错，可能是重置设备或切换分辨率的问题
InfoID = DisplayMyScene();
#ifndef USE_DEBUG //非DEBUG的时候有错误不能直接弹出对话框，要根据函数返回值退出后再提示，另外要用RELEASE版编译后运行才不会在退出显示MESSAGEBOX时出错
if(InfoID != 0)
{
SendMessage(hWnd, WM_CLOSE, 0, 0);
continue;
}
#endif
}
}
ReleaseD3D();
UnregisterClass("My D3D Application", wc.hInstance);
LoadString(hInstance, InfoID, pInfo, 500);
// 如果直接返回E_FAIL，就不要提示了（表示该错误类型内部字串中是没有的），直接退出即可
if(InfoID != 0 && InfoID != E_FAIL)
MessageBox(NULL, pInfo, "Fatal Error", MB_OK);
return(0);
}
// Creates a Direct3D9 object and initializes adapters.
// If succeeded, returns S_OK, otherwise returns the error code.
HRESULT D3DPipelineManager::InitD3D(void)
{
typedef IDirect3D9 * WINAPI FnDirect3DCreate9(UINT SDKVersion);
hLibD3D9 = ::LoadLibrary(TEXT("d3d9.dll"));
if (hLibD3D9 == NULL) {
J2dRlsTraceLn(J2D_TRACE_ERROR, "InitD3D: no d3d9.dll");
return E_FAIL;
}
FnDirect3DCreate9 *d3dcreate9 = NULL;
d3dcreate9 = (FnDirect3DCreate9*)
::GetProcAddress(hLibD3D9, "Direct3DCreate9");
if (d3dcreate9 == NULL) {
J2dRlsTraceLn(J2D_TRACE_ERROR, "InitD3D: no Direct3DCreate9");
::FreeLibrary(hLibD3D9);
return E_FAIL;
}
pd3d9 = d3dcreate9(D3D_SDK_VERSION);
if (pd3d9 == NULL) {
J2dRlsTraceLn(J2D_TRACE_ERROR,
"InitD3D: unable to create IDirect3D9 object");
::FreeLibrary(hLibD3D9);
return E_FAIL;
}
HRESULT res;
if (FAILED(res = InitAdapters())) {
J2dRlsTraceLn(J2D_TRACE_ERROR, "InitD3D: failed to init adapters");
ReleaseD3D();
return res;
}
return S_OK;
}
D3DPipelineManager::~D3DPipelineManager(void)
{
J2dTraceLn(J2D_TRACE_INFO, "D3DPPLM::~D3DPipelineManager()");
ReleaseD3D();
}
