12. Performance and Optimizations
by Alberto Cejas Sánchez, David Saltares Márquez
Libgdx Cross-platform Game Development Cookbook
- Libgdx Cross-platform Game Development Cookbook
- Table of Contents
- Libgdx Cross-platform Game Development Cookbook
- Credits
- About the Authors
- About the Reviewers
- www.PacktPub.com
- Preface
- 1. Diving into Libgdx
- Introduction
- Setting up a cross-platform development environment
- Creating a cross-platform project
- Understanding the project structure and application life cycle
- Updating and managing project dependencies
- Using source control on a Libgdx project with Git
- Importing and running the Libgdx official demos
- 2. Working with 2D Graphics
- 3. Advanced 2D Graphics
- 4. Detecting User Input
- 5. Audio and File I/O
- Introduction
- Playing short sound effects
- Audio streaming for background music
- Optimizing audio files to reduce download sizes
- Procedural audio generators
- Engine sounds with dynamic audio
- The 2D space sound system
- The first approach to file handling in Libgdx
- Using preferences to store game states and options
- The XML parsing primer
- JSON serialization and deserialization
- 6. Font Rendering
- 7. Asset Management
- 8. User Interfaces with Scene2D
- 9. The 2D Maps API
- 10. Rigid Body Physics with Box2D
- Introduction
- Introducing Box2D
- Introducing more complex shapes
- Introducing joints
- Real-life joints example – bike simulator
- Reacting to collisions
- Sensors and collision filtering
- Querying the world
- Building a physics world from level data
- Implementing a deferred raycaster
- The fixed timestep approach
- 11. Third-party Libraries and Extras
- Introduction
- Making libraries compatible with GWT
- Managing platform-specific code
- Smooth animations with Universal Tween Engine
- Dynamic 2D lighting with Box2DLights
- Adding support for localization
- Finite state machine and messaging
- Component-based entity systems with Ashley
- Skeletal animations with Spine
- 12. Performance and Optimizations
- 13. Giving Back
- Index
In this chapter, we will cover the following recipes:
- Profiling your application with VisualVM
- Using Libgdx features to avoid garbage collection
- Avoiding unnecessary render calls with frustum culling
Developing games is not just dealing with images and the way they interact with the user and their environment. There are a lot of considerations to take into account in order to publish a professional game.
This chapter covers some basic tips to improve your application's performance and, in this way, reach a homogeneous user experience on all target platforms.
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