Review ALL examples

examples/models/models_first_person_maze.c

@@ -13,12 +13,12 @@
 
 #include <stdlib.h>           // Required for: free()
 
-int main()
+int main(void)
 {
     // Initialization
     //--------------------------------------------------------------------------------------
-    int screenWidth = 800;
-    int screenHeight = 450;
+    const int screenWidth = 800;
+    const int screenHeight = 450;
 
     InitWindow(screenWidth, screenHeight, "raylib [models] example - first person maze");
 
@@ -29,18 +29,18 @@ int main()
     Texture2D cubicmap = LoadTextureFromImage(imMap);       // Convert image to texture to display (VRAM)
     Mesh mesh = GenMeshCubicmap(imMap, (Vector3){ 1.0f, 1.0f, 1.0f });
     Model model = LoadModelFromMesh(mesh);
-    
+
     // NOTE: By default each cube is mapped to one part of texture atlas
     Texture2D texture = LoadTexture("resources/cubicmap_atlas.png");    // Load map texture
     model.materials[0].maps[MAP_DIFFUSE].texture = texture;             // Set map diffuse texture
-    
+
     // Get map image data to be used for collision detection
     Color *mapPixels = GetImageData(imMap);
     UnloadImage(imMap);             // Unload image from RAM
-    
+
     Vector3 mapPosition = { -16.0f, 0.0f, -8.0f };  // Set model position
     Vector3 playerPosition = camera.position;       // Set player position
-    
+
     SetCameraMode(camera, CAMERA_FIRST_PERSON);     // Set camera mode
 
     SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
@@ -52,23 +52,23 @@ int main()
         // Update
         //----------------------------------------------------------------------------------
         Vector3 oldCamPos = camera.position;    // Store old camera position
-        
+
         UpdateCamera(&camera);      // Update camera
-        
+
         // Check player collision (we simplify to 2D collision detection)
         Vector2 playerPos = { camera.position.x, camera.position.z };
         float playerRadius = 0.1f;  // Collision radius (player is modelled as a cilinder for collision)
-        
+
         int playerCellX = (int)(playerPos.x - mapPosition.x + 0.5f);
         int playerCellY = (int)(playerPos.y - mapPosition.z + 0.5f);
-        
+
         // Out-of-limits security check
         if (playerCellX < 0) playerCellX = 0;
         else if (playerCellX >= cubicmap.width) playerCellX = cubicmap.width - 1;
-        
+
         if (playerCellY < 0) playerCellY = 0;
         else if (playerCellY >= cubicmap.height) playerCellY = cubicmap.height - 1;
-        
+
         // Check map collisions using image data and player position
         // TODO: Improvement: Just check player surrounding cells for collision
         for (int y = 0; y < cubicmap.height; y++)
@@ -76,7 +76,7 @@ int main()
             for (int x = 0; x < cubicmap.width; x++)
             {
                 if ((mapPixels[y*cubicmap.width + x].r == 255) &&       // Collision: white pixel, only check R channel
-                    (CheckCollisionCircleRec(playerPos, playerRadius, 
+                    (CheckCollisionCircleRec(playerPos, playerRadius,
                     (Rectangle){ mapPosition.x - 0.5f + x*1.0f, mapPosition.z - 0.5f + y*1.0f, 1.0f, 1.0f })))
                 {
                     // Collision detected, reset camera position
@@ -98,10 +98,10 @@ int main()
                 //DrawCubeV(playerPosition, (Vector3){ 0.2f, 0.4f, 0.2f }, RED);  // Draw player
 
             EndMode3D();
-            
+
             DrawTextureEx(cubicmap, (Vector2){ GetScreenWidth() - cubicmap.width*4 - 20, 20 }, 0.0f, 4.0f, WHITE);
             DrawRectangleLines(GetScreenWidth() - cubicmap.width*4 - 20, 20, cubicmap.width*4, cubicmap.height*4, GREEN);
-            
+
             // Draw player position radar
             DrawRectangle(GetScreenWidth() - cubicmap.width*4 - 20 + playerCellX*4, 20 + playerCellY*4, 4, 4, RED);
 
@@ -114,7 +114,7 @@ int main()
     // De-Initialization
     //--------------------------------------------------------------------------------------
     free(mapPixels);            // Unload color array
-    
+
     UnloadTexture(cubicmap);    // Unload cubicmap texture
     UnloadTexture(texture);     // Unload map texture
     UnloadModel(model);         // Unload map model