snow(default)
The snow flakes will be made out of small pixels. The color of the pixels
can adjusted by the color settings.
rain
Instead of snow flakes there are falling down lines to simulate raining. The style of the rain lines
can be adjusted by the color, rainwidth and rainalpha
settings.
image
The snow flakes will be made out of images. The image must be set by imageurl setting.
And the scaling of the image can adjusted the imagescale setting.
The floor setting defines a virtual floor where the snow flakes are hitting the floor and stop falling.
Possible settings are in the range from 0.0 to 1.0. The setting 0.0 would define the floor to be the middle
of the pano/screen. The default setting is 0.3.
Invert the falling direction. Instead of falling down, the images will move upward. E.g. could be used for bubbles.
Values: true or false, default=false.