Description

Today we are painting a landscape using mathematics. Support this channel: https://www.patreon.com/inigoquilez Buy this painting in a metal, canvas or photographic paper print: https://www.redbubble.com/shop/ap/39843511 This is the link to the real-time rendering code (that you can edit yourself live) for the painting: https://www.shadertoy.com/view/4ttSWf Music by Bent Stamnes (https://twitter.com/gloom303). Donate: http://paypal.me/inigoquilez Subscribe: https://www.youtube.com/c/inigoquilez Support: https://www.patreon.com/inigoquilez Twitter: https://twitter.com/iquilezles Facebook: https://www.facebook.com/inigo.quilez 0:00 Intro 0:48 Basic Polynomial Surface (Noise) 4:12 Fractal Surface (FBM) 6:28 Key Lighting 9:15 Atmospheric Coloring 11:00 Composition and Cliffs 12:28 Light Direction 13:53 Sky 15:42 Fill Lighting 17:42 Grass 18:31 Tree Sculpting 23:53 A Story of Painting with Maths professionally 24:52 Tree Lighting and Coloring 29:48 Highlights 32:05 Color Touchups 34:48 Clouds 40:32 Conclusion Related articles I wrote: * Fractal Noise Summation, also known as FBM: https://iquilezles.org/articles/fbm * Raymarching terrains: https://iquilezles.org/articles/terrainmarching * Rendering SDFs: https://iquilezles.org/articles/raymarchingdf * Derivatives of Noise: https://iquilezles.org/articles/morenoise * SDF of an Ellipsoid: https://iquilezles.org/articles/ellipsoids * SDF Gradient: https://iquilezles.org/articles/normalsSDF * Soft Shadows: https://iquilezles.org/articles/rmshadows