Added bounding box calculation

src/raylib.h

@@ -765,10 +765,12 @@ void DrawModel(Model model, Vector3 position, float scale, Color tint);
 void DrawModelEx(Model model, Vector3 position, float rotationAngle, Vector3 rotationAxis, Vector3 scale, Color tint);      // Draw a model with extended parameters
 void DrawModelWires(Model model, Vector3 position, float scale, Color color);                      // Draw a model wires (with texture if set)
 void DrawModelWiresEx(Model model, Vector3 position, float rotationAngle, Vector3 rotationAxis, Vector3 scale, Color tint);      // Draw a model wires (with texture if set) with extended parameters
+void DrawBoundingBox(BoundingBox box);                                                             // Draw bounding box (wires)
 
 void DrawBillboard(Camera camera, Texture2D texture, Vector3 center, float size, Color tint);                         // Draw a billboard texture
 void DrawBillboardRec(Camera camera, Texture2D texture, Rectangle sourceRec, Vector3 center, float size, Color tint); // Draw a billboard texture defined by sourceRec
 
+BoundingBox CalculateBoundingBox(Mesh mesh);                                                       // Calculate mesh bounding box limits
 bool CheckCollisionSpheres(Vector3 centerA, float radiusA, Vector3 centerB, float radiusB);                     // Detect collision between two spheres
 bool CheckCollisionBoxes(Vector3 minBBox1, Vector3 maxBBox1, Vector3 minBBox2, Vector3 maxBBox2);               // Detect collision between two boxes
 bool CheckCollisionBoxSphere(Vector3 minBBox, Vector3 maxBBox, Vector3 centerSphere, float radiusSphere);       // Detect collision between box and sphere