prepared for obj stuff

assets/shaders/vertex_shader.glsl

@@ -1,9 +1,9 @@
 #version 330 core
 layout(location = 0) in vec3 vert_pos;
 uniform vec3 col;
-/*uniform mat4 mvp;*/
+uniform mat4 mvp;
 out vec3 frag_col;
 void main() {
-	gl_Position = /*mvp * */vec4(vert_pos, 1);
+	gl_Position = mvp * vec4(vert_pos, 1);
 	frag_col = col;
 }