Review ALL examples

examples/textures/textures_sprite_button.c

@@ -13,35 +13,35 @@
 
 #define NUM_FRAMES  3       // Number of frames (rectangles) for the button sprite texture
 
-int main()
+int main(void)
 {
     // Initialization
     //--------------------------------------------------------------------------------------
     const int screenWidth = 800;
     const int screenHeight = 450;
-    
+
     InitWindow(screenWidth, screenHeight, "raylib [textures] example - sprite button");
 
     InitAudioDevice();      // Initialize audio device
-    
+
     Sound fxButton = LoadSound("resources/buttonfx.wav");   // Load button sound
     Texture2D button = LoadTexture("resources/button.png"); // Load button texture
-    
+
     // Define frame rectangle for drawing
     int frameHeight = button.height/NUM_FRAMES;
     Rectangle sourceRec = { 0, 0, button.width, frameHeight };
-    
+
     // Define button bounds on screen
     Rectangle btnBounds = { screenWidth/2 - button.width/2, screenHeight/2 - button.height/NUM_FRAMES/2, button.width, frameHeight };
-    
+
     int btnState = 0;               // Button state: 0-NORMAL, 1-MOUSE_HOVER, 2-PRESSED
     bool btnAction = false;         // Button action should be activated
-    
+
     Vector2 mousePoint = { 0.0f, 0.0f };
-    
+
     SetTargetFPS(60);
     //--------------------------------------------------------------------------------------
-    
+
     // Main game loop
     while (!WindowShouldClose())    // Detect window close button or ESC key
     {
@@ -49,7 +49,7 @@ int main()
         //----------------------------------------------------------------------------------
         mousePoint = GetMousePosition();
         btnAction = false;
-        
+
         // Check button state
         if (CheckCollisionPointRec(mousePoint, btnBounds))
         {
@@ -59,26 +59,26 @@ int main()
             if (IsMouseButtonReleased(MOUSE_LEFT_BUTTON)) btnAction = true;
         }
         else btnState = 0;
-        
+
         if (btnAction)
         {
             PlaySound(fxButton);
-            
+
             // TODO: Any desired action
         }
-        
+
         // Calculate button frame rectangle to draw depending on button state
         sourceRec.y = btnState*frameHeight;
         //----------------------------------------------------------------------------------
-        
+
         // Draw
         //----------------------------------------------------------------------------------
         BeginDrawing();
-        
+
             ClearBackground(RAYWHITE);
 
             DrawTextureRec(button, sourceRec, (Vector2){ btnBounds.x, btnBounds.y }, WHITE); // Draw button frame
-        
+
         EndDrawing();
         //----------------------------------------------------------------------------------
     }
@@ -89,9 +89,9 @@ int main()
     UnloadSound(fxButton);  // Unload sound
 
     CloseAudioDevice();     // Close audio device
-    
+
     CloseWindow();          // Close window and OpenGL context
     //--------------------------------------------------------------------------------------
-    
+
     return 0;
 }