spieleprogrammierer.de - Forum und Wiki zur Spieleprogrammierung und Spieleentwicklung

C-/C++-Quelltext

tbResult InitScene()
{ // ... snip

// Beleuchtung und Culling ausschalten, Dithering aktivieren

    D3D.SetRS(D3DRS_LIGHTING, FALSE);
    D3D.SetRS(D3DRS_ZENABLE, TRUE);
    D3D.SetRS(D3DRS_CULLMODE, D3DCULL_NONE);
    D3D.SetRS(D3DRS_DITHERENABLE, TRUE);
    D3D.SetRS(D3DRS_FILLMODE, D3DFILL_SOLID);

        // Vertex- und IndexBuffer erstellen 1 Cube

    int iNumVertices = g_iNumCubes * 8;
    
    // 

    g_pCubesVB = new tbVertexBuffer;
    if(g_pCubesVB->Init(iNumVertices * sizeof(SVertex),
                        sizeof(SVertex),
                        SVertex::dwFVF,
                        D3DUSAGE_DYNAMIC | D3DUSAGE_WRITEONLY,
                        D3DPOOL_DEFAULT))
    {
        return TB_ERROR;
    }

    // IndexBuffer erstellen


    int iNumIndices = g_iNumCubes * 6 * 6;
    
    g_pCubesIB = new tbIndexBuffer;
    if(g_pCubesIB->Init(iNumIndices * sizeof(WORD), sizeof(WORD),D3DFMT_INDEX16))
    {
        return TB_ERROR;
    }

        
    aVertex[0].vPosition=tbVector3(-1.0f,-1.0f,-1.0f);
    aVertex[0].Color = tbColor(0.0f, 0.0f, 1.0f);

    aVertex[1].vPosition=tbVector3(-1.0f, 1.0f,-1.0f);
    aVertex[1].Color = tbColor(0.0f, 1.0f, 0.0f);

    aVertex[2].vPosition=tbVector3( 1.0f, 1.0f,-1.0f);
    aVertex[2].Color = tbColor(1.0f, 0.0f, 0.0f);

    aVertex[3].vPosition=tbVector3( 1.0f,-1.0f,-1.0f);
    aVertex[3].Color = tbColor(1.0f, 0.0f, 0.0f);

// später Farben nachtragen

    aVertex[4].vPosition=tbVector3(-1.0f,-1.0f,1.0f);
    aVertex[5].vPosition=tbVector3(-1.0f,1.0f,1.0f);
    aVertex[6].vPosition=tbVector3( 1.0f, 1.0f, 1.0f);
    aVertex[7].vPosition=tbVector3( 1.0f,-1.0f, 1.0f);

    int aiIndex[36] = {
        0,1,2,    0,2,3,    // fronts side

        4,6,5,    4,7,6,    // back side

        4,5,1,    4,1,0,    // left side

        4,5,1,    4,1,0,    // right side

        3,2,6,    3,6,7,
        4,0,3,    4,3,7
        
    };
    for(int i=0;i<36;i++)
    {
        WORD wIndex;
        wIndex = aiIndex[i];    g_pCubesIB->AddIndex(&wIndex);
    }


 // ... snip

}

C-/C++-Quelltext

// ... snip


    D3D->SetStreamSource(0, g_pCubesVB->GetVB(), 0,sizeof(SVertex));
    D3D->SetIndices(g_pCubesIB->GetIB());
    D3D.SetFVF(SVertex::dwFVF);

    // Zeichnen

    D3D->DrawIndexedPrimitive(D3DPT_TRIANGLELIST, 0,0, 8, 0, 12);