一个简单例子表示fixed functional VS/Assemble VS/HLSI VS的例子

一个简单例子表示fixed functional VS/Assemble VS/HLSI VS的例子(7)  if( FAILED( g_pd3dDevice->CreateVertexBuffer( 3*sizeof(CUSTOMVERTEX),
                                                  0, 0,
                                                  D3DPOOL_DEFAULT, &g_pVB, NULL ) ) )
    {
        return E_FAIL;
    }

    // Fill the vertex buffer.
    VOID* pVertices;
    if( FAILED( g_pVB->Lock( 0, sizeof(g_Vertices), (void**)&pVertices, 0 ) ) )
        return E_FAIL;
    memcpy( pVertices, g_Vertices, sizeof(g_Vertices) );
    g_pVB->Unlock();

 if( FAILED( hr = g_pd3dDevice->CreateVertexDeclaration( decl,
     &g_pVertexDeclaration ) ) )
 {
  SAFE_RELEASE(g_pVertexDeclaration);
  return hr;
 }

#if VS_TYPE == 1

 // Compile and create the vertex shader
 LPD3DXBUFFER pShader = NULL;
 hr = D3DXAssembleShader(
  strVertexShader,
  (UINT)strlen(strVertexShader),
  NULL,
  NULL,
  D3DXSHADER_DEBUG,
  &pShader,
  NULL // error messages
 );
 if( FAILED(hr) )
 {
  SAFE_RELEASE(pShader);
  return hr;
 }

 // Create the vertex shader
 hr = g_pd3dDevice->CreateVertexShader(