WorldAPI.getRainGradient

Gets the current rain gradient in the world, interpolated from the previous tick to the current one
The default value of delta is 1, which is the current tick

overload 1:
                        
world.getRainGradient()  
 Method Property Fluent Description Representation
Return Value a Number Number 
   
overload 2:
                        
world.getRainGradient(delta)  
 Method Property Fluent Description Representation
delta accepts a Number Number 
   
Return Value a Number Number