This section contains all the functions related to drawing within the game room, as well as for controlling how things will be drawn (blending, alpha, culling, etc...). There are a great number of different functions for drawing, and they are split over the following categories:

1. Colour And Alpha
2. GPU 控制
3. Mipmapping
4. 绘制基本窗体
5. 绘制精灵和图块
6. 绘制文本
7. 绘制和创建图元
8. 表面层
9. Lighting
10. 粒子
11. 纹理
12. 着色器

There are two special functions available too, one which is used for enabling or disabling the Draw Event for your project, and the other for flushing the entire draw pipeline:

• draw_enable_drawevent
• draw_flush