Further reading

Out of all the topics we have presented in this chapter, global illumination is the most technical one. Simulating real-life light is a challenging task, and professionals out there are still actively working toward this goal. If you want to get a taste of it, here are a few links that should give you a better idea about what it involves:

• https://ohiostate.pressbooks.pub/graphicshistory/chapter/19-5-global-illumination/
• https://www.scratchapixel.com/lessons/3d-basic-rendering/global-illumination-path-tracing
• https://developer.nvidia.com/gpugems/gpugems2/part-v-image-oriented-computing/chapter-38-high-quality-global-illumination

On a more practical note, the official Godot documentation might be useful if you wish to learn more about what we have covered in this chapter:

• https://docs.godotengine.org/en/3.4/tutorials/3d/lights_and_shadows.html
• https://docs.godotengine.org/en/3.4/tutorials/3d/environment_and_post_processing.html
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