openFrameworks Photoshop blending math with GLSL.
refs. http://mouaif.wordpress.com/2009/01/05/photoshop-math-with-glsl-shaders/
Please check testApp.h/.cpp in ofxPSBlendExample
- 0: Normal
- 1: Multiply
- 2: Average
- 3: Add
- 4: Substract
- 5: Difference
- 6: Negation
- 7: Exclusion
- 8: Screen
- 9: Overlay
- 10: SoftLight
- 11: HardLight
- 12: ColorDodge
- 13: ColorBurn
- 14: LinearLight
- 15: VividLight
- 16: PinLight
- 17: HardMix
- 18: Reflect
- 19: Glow
- 20: Phoenix
- 21: Hue
- 22: Saturation
- 23: Color
- 24: Luminosity