Digital Photography involves capturing images such as that of nature, potrait and use softwares to create composites out of them. Adobe Photoshop and Corel draw are one such tools that can help create a composite image.

VFX involves creating a composite videos using multiple shot frames and using computerized graphics to show an imaginary or realistic world. Also virtual world with virtual characters can be build using VFX. Tools like Maya, Adobe Premier can be used to create a wonderful world.

To create a wonderful world of imagination which feels more realistic, it should be created such that they are mimic of the real world. Use of science, one can build realistic world where laws are followed. Each software runs on physic based models that can mimic real world