Blend modes

Note: Any blend mode that does not contain "fast" may slow down performance significantly depending on the hardware.

• default
• add
• colorburn
• darken
• difference
• exclusion
• fastadd
• fastdarken
• fastlighten
• fastmultiply
• fastscreen
• hardlight
• lighten
• linearburn
• lineardodge
• linearlight
• multiply
• overlay
• screen
• softlight
• subtract
• vividlight