I have a cube built manually in code (below). After building the VB, I compute the bounding box. When I run my code, I expect that m_boxMin should = {-50, -50, -50} and that m_boxMax should = {50, 50, 50}. But, the results I am getting is m_boxMin = {-50, -50, -50} and m_boxMax = {3.45679e+031, 50, 3.45819e+031}. Does anyone see what I'm missing or what I'm doing wrong?
// Create Vertex buffer
if(FAILED(m_pD3DDevice->CreateVertexBuffer(sizeof(CubeVertex) * 36, 0, CubeVertex::FVF,
D3DPOOL_DEFAULT, &m_pVB, NULL))){
// m_App->AppError(true, "Error creating vertex buffer!");
}
CubeVertex* vertices = 0;
m_pVB->Lock(0, 0, (void**)&vertices, 0);
// front
vertices[0] = CubeVertex( -50.0f, -50.0f, -50.0f, 0.0f, 0.0f, -1.0f, 0.0f, 1.0f );
vertices[1] = CubeVertex( -50.0f, 50.0f, -50.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f );
vertices[2] = CubeVertex( 50.0f, 50.0f, -50.0f, 0.0f, 0.0f, -1.0f, 1.0f, 0.0f );
vertices[3] = CubeVertex( -50.0f, -50.0f, -50.0f, 0.0f, 0.0f, -1.0f, 0.0f, 1.0f );
vertices[4] = CubeVertex( 50.0f, 50.0f, -50.0f, 0.0f, 0.0f, -1.0f, 1.0f, 0.0f );
vertices[5] = CubeVertex( 50.0f, -50.0f, -50.0f, 0.0f, 0.0f, -1.0f, 1.0f, 1.0f );
// back
vertices[6] = CubeVertex( 50.0f, -50.0f, 50.0f, 0.0f, 0.0f, 1.0f, 1.0f, 1.0f );
vertices[7] = CubeVertex( 50.0f, 50.0f, 50.0f, 0.0f, 0.0f, 1.0f, 1.0f, 0.0f );
vertices[8] = CubeVertex( -50.0f, -50.0f, 50.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f );
vertices[9] = CubeVertex( 50.0f, 50.0f, 50.0f, 0.0f, 0.0f, 1.0f, 1.0f, 0.0f );
vertices[10] = CubeVertex( -50.0f, 50.0f, 50.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f );
vertices[11] = CubeVertex( -50.0f, -50.0f, 50.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f );
// left
vertices[12] = CubeVertex( -50.0f, -50.0f, -50.0f, -1.0f, 0.0f, 0.0f, 1.0f, 1.0f );
vertices[13] = CubeVertex( -50.0f, 50.0f, 50.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f );
vertices[14] = CubeVertex( -50.0f, 50.0f, -50.0f, -1.0f, 0.0f, 0.0f, 1.0f, 0.0f );
vertices[15] = CubeVertex( -50.0f, -50.0f, -50.0f, -1.0f, 0.0f, 0.0f, 1.0f, 1.0f );
vertices[16] = CubeVertex( -50.0f, -50.0f, 50.0f, -1.0f, 0.0f, 0.0f, 0.0f, 1.0f );
vertices[17] = CubeVertex( -50.0f, 50.0f, 50.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f );
// right
vertices[18] = CubeVertex( 50.0f, 50.0f, 50.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f );
vertices[19] = CubeVertex( 50.0f, -50.0f, 50.0f, 1.0f, 0.0f, 0.0f, 0.0f, 1.0f );
vertices[20] = CubeVertex( 50.0f, -50.0f, -50.0f, 1.0f, 0.0f, 0.0f, 1.0f, 1.0f );
vertices[21] = CubeVertex( 50.0f, 50.0f, -50.0f, 1.0f, 0.0f, 0.0f, 1.0f, 0.0f );
vertices[22] = CubeVertex( 50.0f, 50.0f, 50.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f );
vertices[23] = CubeVertex( 50.0f, -50.0f, -50.0f, 1.0f, 0.0f, 0.0f, 1.0f, 1.0f );
// top
vertices[24] = CubeVertex( -50.0f, 50.0f, -50.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f );
vertices[25] = CubeVertex( -50.0f, 50.0f, 50.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f );
vertices[26] = CubeVertex( 50.0f, 50.0f, 50.0f, 0.0f, 1.0f, 0.0f, 1.0f, 0.0f );
vertices[27] = CubeVertex( -50.0f, 50.0f, -50.0f, 0.0f, 1.0f, 0.0f, 0.0f, 1.0f );
vertices[28] = CubeVertex( 50.0f, 50.0f, 50.0f, 0.0f, 1.0f, 0.0f, 1.0f ,0.0f );
vertices[29] = CubeVertex( 50.0f, 50.0f, -50.0f, 0.0f, 1.0f, 0.0f, 1.0f, 1.0f );
// bottom
vertices[30] = CubeVertex( 50.0f, -50.0f, -50.0f, 0.0f, -1.0f, 0.0f, 1.0f, 1.0f );
vertices[31] = CubeVertex( 50.0f, -50.0f, 50.0f, 0.0f, -1.0f, 0.0f, 1.0f, 0.0f );
vertices[32] = CubeVertex( -50.0f, -50.0f, -50.0f, 0.0f, -1.0f, 0.0f, 0.0f, 1.0f );
vertices[33] = CubeVertex( 50.0f, -50.0f, 50.0f, 0.0f, -1.0f, 0.0f, 1.0f, 0.0f );
vertices[34] = CubeVertex( -50.0f, -50.0f, 50.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f );
vertices[35] = CubeVertex( -50.0f, -50.0f, -50.0f, 0.0f, -1.0f, 0.0f, 0.0f, 1.0f );
m_pVB->Unlock();