Review some formatting for consistency

examples/textures/textures_image_generation.c

@@ -2,28 +2,29 @@
 *
 *   raylib [textures] example - Procedural images generation
 *
-*   This example has been created using raylib 1.7 (www.raylib.com)
+*   This example has been created using raylib 1.8 (www.raylib.com)
 *   raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
 *
-*   Copyright (c) 2O17 Ramon Santamaria (@raysan5)
+*   Copyright (c) 2O17 Wilhem Barbier (@nounoursheureux)
 *
 ********************************************************************************************/
 
 #include "raylib.h"
 
-#define TEXTURES_NUM 7 // for now we have 7 generation algorithms
+#define TEXTURES_NUM 7      // for now we have 7 generation algorithms
 
 int main()
 {
+    // Initialization
+    //--------------------------------------------------------------------------------------
     int screenWidth = 800;
     int screenHeight = 450;
 
     InitWindow(screenWidth, screenHeight, "raylib [textures] example - procedural images generation");
-    SetTargetFPS(60);
 
     Image verticalGradient = GenImageGradientV(screenWidth, screenHeight, RED, BLUE);
     Image horizontalGradient = GenImageGradientH(screenWidth, screenHeight, RED, BLUE);
-    Image radialGradient = GenImageRadialGradient(screenWidth, screenHeight, 0.f, WHITE, BLACK);
+    Image radialGradient = GenImageGradientRadial(screenWidth, screenHeight, 0.f, WHITE, BLACK);
     Image checked = GenImageChecked(screenWidth, screenHeight, 32, 32, RED, BLUE);
     Image whiteNoise = GenImageWhiteNoise(screenWidth, screenHeight, 0.5f);
     Image perlinNoise = GenImagePerlinNoise(screenWidth, screenHeight, 8.f);
@@ -39,20 +40,37 @@ int main()
     textures[6] = LoadTextureFromImage(cellular);
 
     int currentTexture = 0;
-
+    
+    SetTargetFPS(60);
+    //---------------------------------------------------------------------------------------
+    
+    // Main game loop
     while (!WindowShouldClose())
     {
+        // Update
+        //----------------------------------------------------------------------------------
         if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
         {
             currentTexture = (currentTexture + 1) % TEXTURES_NUM; // cycle between the 5 textures
         }
+        //----------------------------------------------------------------------------------
 
+        // Draw
+        //----------------------------------------------------------------------------------
         BeginDrawing();
+        
             ClearBackground(RAYWHITE);
+            
             DrawTexture(textures[currentTexture], 0, 0, WHITE);
+            
         EndDrawing();
+        //----------------------------------------------------------------------------------
     }
 
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    
+    // Unload image data (CPU RAM)
     UnloadImage(verticalGradient);
     UnloadImage(horizontalGradient);
     UnloadImage(radialGradient);
@@ -60,10 +78,12 @@ int main()
     UnloadImage(whiteNoise);
     UnloadImage(perlinNoise);
     UnloadImage(cellular);
-    for (int i = 0; i < TEXTURES_NUM; i++) // unload the textures
-    {
-        UnloadTexture(textures[i]);
-    }
-
-    CloseWindow();
+    
+    // Unload textures data (GPU VRAM)
+    for (int i = 0; i < TEXTURES_NUM; i++) UnloadTexture(textures[i]);
+    
+    CloseWindow();                // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+    
+    return 0;
 }