local bool subdivp(nodeptr n)
{
cellptr SAFE q = TC(n);
SUBV(dr, PosC(q), pos0); /* compute displacement */
DOTVP(drsq, dr, dr); /* and find dist squared */
qmem = q; /* remember we know them */
return (drsq < Rcrit2(q)); /* apply standard rule */
}
//
// D3DSkyNode11::VOnRestore - Chapter 16, page 556
//
HRESULT D3DSkyNode11::VOnRestore(Scene *pScene)
{
HRESULT hr;
V_RETURN(SceneNode::VOnRestore(pScene));
m_camera = pScene->GetCamera();
V_RETURN (m_D3D11VertexShader.OnRestore(pScene));
V_RETURN (m_D3D11PixelShader.OnRestore(pScene));
// Create the vertex buffer
m_numVerts = 24;
m_sides = 5;
// Fill the vertex buffer. We are setting the tu and tv texture
// coordinates, which range from 0.0 to 1.0
D3D11VertexPosTexture *m_Vertices = AC_NEW D3D11VertexPosTexture[m_numVerts];
AC_ASSERT(m_Vertices && "Out of memory in D3DSkyNode11::VOnRestore()");
if (!m_Vertices)
return E_FAIL;
float dim = 50.0f;
// create Pos vectors centered
Vec3 PosA(-dim/2.0f, dim/2.0f, -dim/2.0f);
Vec3 PosB(dim/2.0f, dim/2.0f, -dim/2.0f);
Vec3 PosC(-dim/2.0f, -dim/2.0f, -dim/2.0f);
Vec3 PosD(dim/2.0f, -dim/2.0f, -dim/2.0f);
Vec3 PosE(dim/2.0f, dim/2.0f, dim/2.0f);
Vec3 PosF(-dim/2.0f, dim/2.0f, dim/2.0f);
Vec3 PosG(dim/2.0f,-dim/2.0f, dim/2.0f);
Vec3 PosH(-dim/2.0f, -dim/2.0f, dim/2.0f);
// create Texture vectors
Vec2 UvA(0.0f, 1.0f);
Vec2 UvB(1.0f, 1.0f);
Vec2 UvC(0.0f, 0.0f);
Vec2 UvD(1.0f, 0.0f);
// N
m_Vertices[0] = D3D11VertexPosTexture(PosH, UvA);
m_Vertices[1] = D3D11VertexPosTexture(PosG, UvB);
m_Vertices[2] = D3D11VertexPosTexture(PosF, UvC);
m_Vertices[3] = D3D11VertexPosTexture(PosE, UvD);
// E
m_Vertices[4] = D3D11VertexPosTexture(PosE, UvC);
m_Vertices[5] = D3D11VertexPosTexture(PosG, UvA);
m_Vertices[6] = D3D11VertexPosTexture(PosB, UvD);
m_Vertices[7] = D3D11VertexPosTexture(PosD, UvB);
// S
m_Vertices[8] = D3D11VertexPosTexture(PosA, UvD);
m_Vertices[9] = D3D11VertexPosTexture(PosB, UvC);
m_Vertices[10] = D3D11VertexPosTexture(PosC, UvB);
m_Vertices[11] = D3D11VertexPosTexture(PosD, UvA);
// W
m_Vertices[12] = D3D11VertexPosTexture(PosH, UvB);
m_Vertices[13] = D3D11VertexPosTexture(PosF, UvD);
m_Vertices[14] = D3D11VertexPosTexture(PosC, UvA);
m_Vertices[15] = D3D11VertexPosTexture(PosA, UvC);
// U
m_Vertices[16] = D3D11VertexPosTexture(PosC, UvA);
m_Vertices[17] = D3D11VertexPosTexture(PosD, UvB);
m_Vertices[18] = D3D11VertexPosTexture(PosH, UvC);
m_Vertices[19] = D3D11VertexPosTexture(PosG, UvD);
// D
m_Vertices[20] = D3D11VertexPosTexture(PosF, UvA);
m_Vertices[21] = D3D11VertexPosTexture(PosE, UvB);
m_Vertices[22] = D3D11VertexPosTexture(PosA, UvC);
m_Vertices[23] = D3D11VertexPosTexture(PosB, UvD);
WORD *m_Indices = AC_NEW WORD[m_sides * 6];
m_Indices[0] = 2;
m_Indices[1] = 1;
m_Indices[2] = 0;
m_Indices[3] = 2;
m_Indices[4] = 3;
m_Indices[5] = 1;
m_Indices[6] = 6;
m_Indices[7] = 5;
m_Indices[8] = 4;
m_Indices[9] = 6;
m_Indices[10] = 7;
m_Indices[11] = 5;
m_Indices[12] = 10;
m_Indices[13] = 9;
m_Indices[14] = 8;
m_Indices[15] = 10;
m_Indices[16] = 11;
m_Indices[17] = 9;
m_Indices[18] = 14;
m_Indices[19] = 13;
m_Indices[20] = 12;
m_Indices[21] = 14;
m_Indices[22] = 15;
m_Indices[23] = 13;
m_Indices[24] = 22;
m_Indices[25] = 21;
m_Indices[26] = 20;
m_Indices[27] = 22;
m_Indices[28] = 23;
m_Indices[29] = 21;
//m_Indices[30] = 18;
//m_Indices[31] = 17;
//m_Indices[32] = 16;
//m_Indices[33] = 18;
//m_Indices[34] = 19;
//m_Indices[35] = 17;
V_RETURN (m_D3D11VertexBuffer.OnRestore(m_Vertices, m_numVerts, m_Indices, m_sides * 2));
SAFE_DELETE_ARRAY(m_Vertices);
SAFE_DELETE_ARRAY(m_Indices);
return S_OK;
}
