#version 400
in vec3 vPosition;

out vec2 texCoord;
uniform mat4 model;
uniform mat4 view;
uniform mat4 projection;
void main() {
  gl_Position = projection * view * model * vec4(vPosition, 1);
  gl_Position = projection * view * model * vec4(vPosition, 1);
  // normalize to within [0,1]
  texCoord = (vPosition.xy + 1) / 2.f;
}