engine/plugins/project_effects/screen-clear.luz.rb
class ProjectEffectScreenClear < ProjectEffect
title 'Screen Clear'
description "Clears screen (frame buffer) to selected color."
setting 'color', :color, :default => [0.0,0.0,0.0]
setting 'amount', :float, :range => 0.0..1.0, :default => 1.0..0.0
def render
fade_screen_to_color_with_alpha_blend(color, amount)
yield
end
end