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C-/C++-Quelltext

inline CMatrix4x4 RotationY(const float Y)
 {
  float fSin = sinf(Y);
  float fCos = cosf(Y);
  CMatrix4x4 YRotation;
                        YRotation.m12 = 0.0f;                       YRotation.m14 = 0.0f;
  YRotation.m21 = 0.0f; YRotation.m22 = 1.0f; YRotation.m23 = 0.0f; YRotation.m24 = 0.0f;
                        YRotation.m32 = 0.0f;                       YRotation.m34 = 0.0f;
     YRotation.m41 = 0.0f; YRotation.m42 = 0.0f; YRotation.m43 = 0.0f; YRotation.m44 = 1.0f;
  YRotation.m11 = fCos;
  YRotation.m31 = fSin;
  YRotation.m13 = -fSin;
  YRotation.m33 = fCos;
  return YRotation;
 }

C-/C++-Quelltext

void Render() 
{ 
     Math::CMatrix4x4 mRotation; 
     Math::CMatrix4x4 mTranslation; 
     Math::CMatrix4x4 mWorld;

    mRotation = Math::RotationY(g_fTime); 
    mTranslation = Math::Translation(Math::CVector3(0.0f, 0.0f, 2.0f)); // Die Z-Achse um 2 erhöhen 
    mWorld = mRotation * mTranslation; // Rotation und Translation miteindaner multiplizieren 

    D3DMATRIX m; 
    m = mWorld.GetD3DMatrix(); // Die Klasse CMatrix4x4 in ein D3DMATRIX umwandeln 
    pD3DDevice->SetTransform(D3DTS_WORLD, &m); // Worldmatrix setzen 

    pD3DDevice->Clear(0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0, 0, 0), 1.0f, 0); 
    pD3DDevice->BeginScene(); 

    pD3DDevice->SetStreamSource(0, vBuffer, 0, sizeof(Vertex)); 
    pD3DDevice->DrawPrimitive(D3DPT_TRIANGLELIST, 0, 3); 

    pD3DDevice->EndScene(); 
    pD3DDevice->Present(NULL, NULL, NULL, NULL); 
}