ID3DXSprite的问题……

tamashii

为啥在ID3DXSprite->Begin()的时候会有问题啊？

Game.exe 中的 0x004011c0 处未处理的异常: 0xC0000005: 读取位置 0x00000000 时发生访问冲突

这究竟是什么问题啊囧……

2. void Render() {
3.     if (g_pD3DDevice->Clear(NULL, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0, 0, 0), 1.0, 0) == S_OK){
4.         if (SUCCEEDED(g_pD3DDevice->BeginScene())) {
5.             sprite->Begin(D3DXSPRITE_ALPHABLEND);
6.             // TODO : Add scene rendering code here.
7.             sprite->End();
8.             g_pD3DDevice->EndScene();
9.             g_pD3DDevice->Present(NULL, NULL, NULL, NULL);
10.         }
11.     }
12. }

复制代码

2. HRESULT InitializeGraphics(HWND hWnd) {
3.     HRESULT hr;
4.     if( NULL == ( g_pD3D = Direct3DCreate9( D3D_SDK_VERSION ) ) )
5.         return E_FAIL;
6.     D3DPRESENT_PARAMETERS d3dpp;
7.     ZeroMemory(&d3dpp, sizeof(d3dpp));
8.     d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
9.     if (windowed) {
10.         d3dpp.Windowed = TRUE;
11.     }
12.     else {
13.         D3DDISPLAYMODE d3ddm;
14.         g_pD3D->GetAdapterDisplayMode(D3DADAPTER_DEFAULT, &d3ddm);
15.         d3dpp.BackBufferCount = 1;
16.         d3dpp.BackBufferFormat = d3ddm.Format;
17.         d3dpp.BackBufferWidth = screenwidth;
18.         d3dpp.BackBufferHeight = screenheight;
19.         d3dpp.Windowed = FALSE;
20.     }
21.     hr = g_pD3D->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, hWnd, D3DCREATE_SOFTWARE_VERTEXPROCESSING, &d3dpp, &g_pD3DDevice);
22.     if (hr == S_OK) {
23.         g_pD3DDevice->SetRenderState(D3DRS_LIGHTING, FALSE);
24.         g_pD3DDevice->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
25.         g_pD3DDevice->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
26.         g_pD3DDevice->SetRenderState(D3DRS_BLENDOPALPHA, D3DBLENDOP_ADD);
27.         g_pD3DDevice->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
28.         g_pD3DDevice->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
29.     }
30.     return hr;
31. }

复制代码

菲尔迦娜

话说没有看到 sprite 的初始化 = =

1. hr = D3DXCreateSprite(g_pD3DDevice,  &sprite);

复制代码