diff --git a/src/5.advanced_lighting/1.advanced_lighting/advanced_lighting.cpp b/src/5.advanced_lighting/1.advanced_lighting/advanced_lighting.cpp
index 3227425b7..b12d26555 100644
--- a/src/5.advanced_lighting/1.advanced_lighting/advanced_lighting.cpp
+++ b/src/5.advanced_lighting/1.advanced_lighting/advanced_lighting.cpp
@@ -88,12 +88,12 @@ int main()
     float planeVertices[] = {
         // positions            // normals         // texcoords
          10.0f, -0.5f,  10.0f,  0.0f, 1.0f, 0.0f,  10.0f,  0.0f,
-        -10.0f, -0.5f,  10.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
         -10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,   0.0f, 10.0f,
+        -10.0f, -0.5f,  10.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
 
          10.0f, -0.5f,  10.0f,  0.0f, 1.0f, 0.0f,  10.0f,  0.0f,
-        -10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,   0.0f, 10.0f,
-         10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,  10.0f, 10.0f
+         10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,  10.0f, 10.0f,
+        -10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,   0.0f, 10.0f
     };
     // plane VAO
     unsigned int planeVAO, planeVBO;
diff --git a/src/5.advanced_lighting/2.gamma_correction/gamma_correction.cpp b/src/5.advanced_lighting/2.gamma_correction/gamma_correction.cpp
index 44d93a61e..f2de640a2 100644
--- a/src/5.advanced_lighting/2.gamma_correction/gamma_correction.cpp
+++ b/src/5.advanced_lighting/2.gamma_correction/gamma_correction.cpp
@@ -88,12 +88,12 @@ int main()
     float planeVertices[] = {
         // positions            // normals         // texcoords
          10.0f, -0.5f,  10.0f,  0.0f, 1.0f, 0.0f,  10.0f,  0.0f,
-        -10.0f, -0.5f,  10.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
         -10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,   0.0f, 10.0f,
+        -10.0f, -0.5f,  10.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
 
          10.0f, -0.5f,  10.0f,  0.0f, 1.0f, 0.0f,  10.0f,  0.0f,
-        -10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,   0.0f, 10.0f,
-         10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,  10.0f, 10.0f
+         10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,  10.0f, 10.0f,
+        -10.0f, -0.5f, -10.0f,  0.0f, 1.0f, 0.0f,   0.0f, 10.0f
     };
     // plane VAO
     unsigned int planeVAO, planeVBO;
diff --git a/src/5.advanced_lighting/3.1.1.shadow_mapping_depth/shadow_mapping_depth.cpp b/src/5.advanced_lighting/3.1.1.shadow_mapping_depth/shadow_mapping_depth.cpp
index 91d2aeb54..80e5f587a 100644
--- a/src/5.advanced_lighting/3.1.1.shadow_mapping_depth/shadow_mapping_depth.cpp
+++ b/src/5.advanced_lighting/3.1.1.shadow_mapping_depth/shadow_mapping_depth.cpp
@@ -91,12 +91,12 @@ int main()
     float planeVertices[] = {
         // positions            // normals         // texcoords
          25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,  25.0f,  0.0f,
-        -25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
         -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f,
-
+        -25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
+        
          25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,  25.0f,  0.0f,
-        -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f,
-         25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,  25.0f, 25.0f
+         25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,  25.0f, 25.0f,
+        -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f
     };
     // plane VAO
     unsigned int planeVBO;
diff --git a/src/5.advanced_lighting/3.1.2.shadow_mapping_base/shadow_mapping_base.cpp b/src/5.advanced_lighting/3.1.2.shadow_mapping_base/shadow_mapping_base.cpp
index 5873ca82f..4b55fb681 100644
--- a/src/5.advanced_lighting/3.1.2.shadow_mapping_base/shadow_mapping_base.cpp
+++ b/src/5.advanced_lighting/3.1.2.shadow_mapping_base/shadow_mapping_base.cpp
@@ -92,12 +92,12 @@ int main()
     float planeVertices[] = {
         // positions            // normals         // texcoords
          25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,  25.0f,  0.0f,
-        -25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
         -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f,
+        -25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
 
          25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,  25.0f,  0.0f,
-        -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f,
-         25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,  25.0f, 25.0f
+         25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,  25.0f, 25.0f,
+        -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f
     };
     // plane VAO
     unsigned int planeVBO;
diff --git a/src/5.advanced_lighting/3.1.3.shadow_mapping/shadow_mapping.cpp b/src/5.advanced_lighting/3.1.3.shadow_mapping/shadow_mapping.cpp
index a201fa999..e887c3ca8 100644
--- a/src/5.advanced_lighting/3.1.3.shadow_mapping/shadow_mapping.cpp
+++ b/src/5.advanced_lighting/3.1.3.shadow_mapping/shadow_mapping.cpp
@@ -92,12 +92,12 @@ int main()
     float planeVertices[] = {
         // positions            // normals         // texcoords
          25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,  25.0f,  0.0f,
-        -25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
         -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f,
+        -25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,   0.0f,  0.0f,
 
          25.0f, -0.5f,  25.0f,  0.0f, 1.0f, 0.0f,  25.0f,  0.0f,
-        -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f,
-         25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,  25.0f, 25.0f
+         25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,  25.0f, 25.0f,
+        -25.0f, -0.5f, -25.0f,  0.0f, 1.0f, 0.0f,   0.0f, 25.0f
     };
     // plane VAO
     unsigned int planeVBO;