#version 410

layout (std140) uniform model_block {
   mat4 M;
};

uniform mat4 model, view, proj;

layout(location = 0) in vec3 vertex_position;
layout(location = 1) in vec3 vertex_color;

out vec3 color;

void main() {
  color = vertex_color;
  gl_Position = proj * view * model * vec4(vertex_position, 1.0);
}