SF::BlendMode::Equation
Inherits Enum / Comparable / Value / Object
Enumeration of the blending equations
The equations are mapped directly to their OpenGL equivalents,
specified by gl_blend_equation() or gl_blend_equation_separate().
Constants
Add = 0
Pixel = Src * SrcFactor + Dst * DstFactor
Subtract = 1
Pixel = Src * SrcFactor - Dst * DstFactor
ReverseSubtract = 2
Pixel = Dst * DstFactor - Src * SrcFactor