A Word About PseudocodeOur Sample ImageColor ModificationCommon TechniquesBlack, White, and GrayBlack-WhiteGrayscaleColor ReplacementColor Enhancement and CorrectionDistinctive EffectsDistortion and DisplacementMagnifyEmbossedTesting Distortion EffectsOther Displacement EffectsBlursMotion BlurZoom BlurSharpeningGenerative EffectsMultiple InputsSampler TransitionTexture MapColor CombinationPhotoshop Blend ModesDarken ModesLighten ModesContrast ModesComparative ModesOther ModesBlend Modes in HLSLPractical Uses for Shader EffectsMotion Blur in Moving PartsBlurs to Emphasize UI FocusDesaturate for EmphasisSummary