Linear Brush
The image below shows a Linear Brush transitioning from gray to white:
A linear brush is used to define a color transition that follows a line defined by the start and end coordinates:
Define_Com Class(#prim_vs.Style) Name(#Style) Backgroundbrush(#Brush)
Define_Com Class(#Prim_Vs.LinearBrush) Name(#Brush) Colors(#Colors)
Define_Com Class(#Prim_Vs.BrushColors) Name(#Colors)
Define_Com Class(#Prim_Vs.BrushColor) Name(#Color1) Color(Gray) Parent(#Colors)
Define_Com Class(#Prim_Vs.BrushColor) Name(#Color2) At(100) Color(White) Parent(#Colors)