this is bullshit, the first VAO without std::vector get drawn but not the second with vector :

```
Vector3f Vertices[4];
Vertices[0] = Vector3f(-1.0f, -1.0f, 0.5773f);
Vertices[1] = Vector3f(0.0f, -1.0f, -1.15475f);
Vertices[2] = Vector3f(1.0f, -1.0f, 0.5773f);
Vertices[3] = Vector3f(0.0f, 1.0f, 0.0f);
unsigned int Indices[] = { 0, 3, 1,
1, 3, 2,
2, 3, 0,
0, 1, 2 };
GLuint VBO[2];
GLuint IBO[2];
unsigned int id[2];
glGenVertexArrays(2, id);
glGenBuffers(2, VBO);
glGenBuffers(2, IBO);
glBindVertexArray(id[0]);
glBindBuffer(GL_ARRAY_BUFFER, VBO[0]);
glBufferData(GL_ARRAY_BUFFER, sizeof(Vertices), Vertices, GL_STATIC_DRAW);
glEnableVertexAttribArray(0);
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, IBO[0]);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(Indices), Indices, GL_STATIC_DRAW);
struct Vertex
{
Vector3f position;
//Vector2f texCoord;
//Vector3f normal;
//int Boneindices[4];
//float Weights[4];
};
vector<Vertex*> Vertices2;
Vertex* v=new Vertex();
v->position = Vector3f(-1.0f, -0.0f, 0);
Vertices2.push_back(v);
v->position = Vector3f(1.0f, -0.0f, -1);
Vertices2.push_back(v);
v->position = Vector3f(1.0f, -0.0f, 0);
Vertices2.push_back(v);
v->position = Vector3f(0.0f, 1.0f, 0.0f);
Vertices2.push_back(v);
struct Triangle
{
int indices[3];
};
Triangle* t = new Triangle();
t->indices[0]=0;
t->indices[1]=3;
t->indices[2]=1;
vector<Triangle*> Indices2;
Indices2.push_back(t);
t->indices[0] = 1;
t->indices[1] = 3;
t->indices[2] = 2;
Indices2.push_back(t);
t->indices[0] = 2;
t->indices[1] = 3;
t->indices[2] = 0;
Indices2.push_back(t);
t->indices[0] = 0;
t->indices[1] = 1;
t->indices[2] = 2;
Indices2.push_back(t);
glBindVertexArray(id[1]);
glBindBuffer(GL_ARRAY_BUFFER, VBO[1]);
glBufferData(GL_ARRAY_BUFFER, sizeof(Vertex)* Vertices2.size(), &Vertices2[0], GL_STATIC_DRAW);
glEnableVertexAttribArray(0);
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, IBO[1]);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(Triangle)* Indices2.size(), &Indices2[0], GL_STATIC_DRAW);
for (size_t i = 0; i < 2; i++)
{
glBindVertexArray(id[i]);
glDrawElements(GL_TRIANGLES, 12, GL_UNSIGNED_INT, 0);
glBindVertexArray(0);
}
```