Code and content re-work: advanced OpenGL and advanced lighting.

src/4.advanced_opengl/11.anti_aliasing_offscreen/11.anti_aliasing.vs

@@ -7,5 +7,5 @@ uniform mat4 projection;
 
 void main()
 {
-    gl_Position = projection * view * model * vec4(aPos, 1.0f);
+    gl_Position = projection * view * model * vec4(aPos, 1.0);
 }

src/4.advanced_opengl/11.anti_aliasing_offscreen/anti_aliasing_offscreen.cpp

@@ -72,8 +72,8 @@ int main()
 
     // build and compile shaders
     // -------------------------
-    Shader shader("11.1.anti_aliasing.vs", "11.1.anti_aliasing.fs");
-    Shader screenShader("11.2.aa_post.vs", "11.2.aa_post.fs");
+    Shader shader("11.anti_aliasing.vs", "11.anti_aliasing.fs");
+    Shader screenShader("11.aa_post.vs", "11.aa_post.fs");
 
     // set up vertex data (and buffer(s)) and configure vertex attributes
     // ------------------------------------------------------------------