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Metropolis Light Transport | Two Minute Papers #16
Metropolis light transport is an advanced photorealistic rendering technique that is remarkably effective at finding the brighter re...
Tag: global illumination
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Manipulating Photorealistic Renderings | Two Minute Papers #9
Photorealistic rendering (also called global illumination) enables us to see how digital objects would look like in real life. It is...
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Announcing LuxRender 1.5
Subscribe if you would like to see more of these! – http://www.youtube.com/subscription_center?add_user=keeroyz LuxRender is a...
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Blender Rendering – Top 7 LuxRender Features
LuxRender is a completely free, open source, physically based renderer with many contributors led by Jean-Philippe Grimaldi. I belie...
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TU Wien Rendering #8 – Surface Normals
To be able to perform shading on an object, we have to compute surface normals. It’s not so tricky, one only has to be able to...
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TU Wien Rendering #7 – Ray-Sphere Intersection
We learn how to compute where a ray of light intersects a sphere. The advantages of parametric equations over the classical implicit...
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TU Wien Rendering #6 – Snell’s Law and Total Internal Reflection
Why does the straw look bent in a glass of water? Why is the world distorted when looking through a lens or a glass marble ball? How...
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TU Wien Rendering #5 – The Fresnel Equation and Schlick’s Approximation
What portion of light is reflected and refracted by glass-like surfaces? The Fresnel equation shows us why we see such strong reflec...
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TU Wien Rendering #4 – Diffuse, Specular and Ambient Shading
As we don’t yet know enough to solve the full rendering equations, we invoke simplified BRDF models to capture the most common...
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TU Wien Rendering #3 – BRDF models, The Rendering Equation
There are many materials in the world that we’d like to model in our program: mirrors, walls, car paint and so on. How do we c...