#version 330 // use the input ("in") vertices from index zero layout(location = 0) in vec2 position; layout(location = 1) in vec4 color; layout(location = 2) in vec2 uv; flat out vec4 out_color; out vec2 texture_coord; void main() { // simply copy teh output position gl_Position = vec4(position.x, position.y, 0.0f, 1.0f); out_color = color; texture_coord = uv; }