0.2B28 Update — Tanxl Steam update #835174

Game Content Update : 1. The map display range is changed to 6x6. 2. Modify the various movement speed settings. 3. The map event is unbound from the map block texture. Game Engine Update : 1. Draw module to add texture function to increase texture number return value. 2. Multiple vertex shader texture numbers are changed to get automatically. 3. Player vertex shader code grooming optimization. 4. A sample game event has been added to the event module. 5. The engine management module adds the registration function of map replacement events. 6. The drawing module fixes the problem that the embedded block cannot be moved due to too large moving distance. 7. The map module simplifies the code of the map function as the player moves. 8. The drawing module optimizes the speed of the map unit event detection function. 9. Add variable storage to the private namespace of the drawing module to st...