Forum: DirectX hjälp

//includes
#include "main.h"

//globals

CApplication g_App;

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
{
    MSG Message;

    LPDIRECT3DVERTEXBUFFER9 pTriangleVB = NULL;
    LPDIRECT3DVERTEXBUFFER9 pQuadVB = NULL;
    VOID* pData;

    D3DVERTEX aTriangle[] = {{-2.0f, 1.0f,10.0f,0xffff0000},
                            {-3.0f,-1.0f,10.0f,0xff00ff00},
                            {-1.0f,-1.0f,10.0f,0xff0000ff}};

    D3DVERTEX aQuad[] = {{1.0f,-1.0f,10.0f,0xffffff00},
                        {3.0f,-1.0f,10.0f,0xffffff00},
                        {1.0f, 1.0f,10.0f,0xffffff00},
                        {3.0f, 1.0f,10.0f,0xffffff00}};


    while(g_App.GetWindowStatus())
    {
        if(GetMessage(&Message, NULL, 0, 0))
        {
            if(!IsDialogMessage(g_App.GetWindowHandle(), &Message))
            {
                TranslateMessage(&Message);
                DispatchMessage(&Message);
            }
        }
    }

    if(!g_App.GetD3DStatus()) return Message.wParam;

    g_App.GetDevice()->CreateVertexBuffer(sizeof(aTriangle),
D3DUSAGE_WRITEONLY,
D3DFVF_CUSTOMVERTEX,
D3DPOOL_MANAGED,
&pTriangleVB,
NULL);

    g_App.GetDevice()->CreateVertexBuffer(sizeof(aQuad),
D3DUSAGE_WRITEONLY,
D3DFVF_CUSTOMVERTEX,
D3DPOOL_MANAGED,
&pQuadVB,
NULL);

    pTriangleVB->Lock(0,sizeof(pData),(void**)&pData,0);
    memcpy(pData,aTriangle,sizeof(aTriangle));
    pTriangleVB->Unlock();

    pQuadVB->Lock(0,sizeof(pData),(void**)&pData,0);
    memcpy(pData,aQuad,sizeof(aQuad));
    pQuadVB->Unlock();

    while(g_App.GetD3DStatus())
    {
        if(PeekMessage(&Message, NULL, 0, 0, PM_REMOVE))
        {
            TranslateMessage(&Message);
            DispatchMessage(&Message);
        }

        if(g_App.CheckDevice())
        {
            g_App.GetDevice()->Clear(0,
                                     NULL,
                                     D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER,
                                     D3DCOLOR_XRGB(0,0,0),
                                     1.0f,
                                     0);

            g_App.GetDevice()->BeginScene();

            g_App.GetDevice()->SetStreamSource(0, pTriangleVB, 0, sizeof(D3DVERTEX));
            g_App.GetDevice()->DrawPrimitive(D3DPT_TRIANGLELIST, 0, 1);

            g_App.GetDevice()->SetStreamSource(0, pQuadVB, 0, sizeof(D3DVERTEX));
            g_App.GetDevice()->DrawPrimitive(D3DPT_TRIANGLELIST, 0, 2);

            g_App.GetDevice()->EndScene();

            g_App.GetDevice()->Present(NULL,NULL,NULL,NULL);
        }
    }

    return 0;
}