defining mobile photography. the app uses the touchscreen in a very intuitive way – you use your finger to paint over parts that you want to keep in color the method reminds me of the . long exposure. dpr connect category. pain with light light up the scene with torchlight exposures. professional training. monochromatic painting. kirk read. how to paint a candle-lit still life – acrylic painting lesson. city lights shot through rain drenched window. light painting all of these photos were taken for the photography courses i took i retouched the photos on adobe bridge and photoshop.