Gift system update Modification of shortcut key function

Gift system update (){
Now you can customize the picture of the gift;
Now you can set the parameters after the gift collision model to trigger α;
Optimized the gift drop algorithm, now no matter how many gifts can be dropped (slowly);
Now you can change the size of a gift;
Now you can change the speed of the gift's whereabouts;
Now you can set the collision elasticity of the gift;
Now you can set whether the gift disappears with time;
Now you can set the drop area of the gift;
Limit the drop area of the gift (limited to the width of the screen);
Now you can set the maximum number of gifts dropped in a single frame (all gifts received will fall out)
}
Modification of shortcut key function (){
Rewriting a lot of code for small performance optimization;
Now you can set shortcut keys for all parameters;
Now there is no limit to the number of shortcut key settings;
}
Some users set archive settings (){
Some user-defined archives have been set (for example, after opening now, the last closed model will be opened first);
There are also many software settings and live studio settings for archiving;
}
//It's not a big update, but I've been writing for a long time, hoping there won't be any bugs
//Vegetable chicken tears