#version 330 core
layout (location = 0) in vec3 aPos; // the position variable has attribute position 0
layout (location = 1) in vec3 aColor;

out vec3 ourColor;

void main()
{
    gl_Position = vec4(aPos, 1.0); // see how we directly give a vec3 to vec4's constructor
    ourColor = aColor;
}