[]
D3D11_BLEND_OP
public enum BlendOperation
Add = 1
D3D11_BLEND_OP_ADD
Maximum = 5
D3D11_BLEND_OP_MAX
Minimum = 4
D3D11_BLEND_OP_MIN
ReverseSubtract = 3
D3D11_BLEND_OP_REV_SUBTRACT
Subtract = 2
D3D11_BLEND_OP_SUBTRACT