'Noise function' presentation slideshows

Rendering Smoke & Clouds

737 views • 51 slides

Rendering Smoke & Clouds

736 views • 51 slides

Perlin Noise

Perlin Noise. Ken Perlin. Introduction. Many people have used random number generators in their programs to create unpredictability , making the motion and behavior of objects appear more natural. But at times their output can be too harsh to appear natural.

617 views • 37 slides

Procedural Textures

Procedural Textures. Primitives. glsl has some built-in functions that can be used to generate simple textures returns 0.0 if x < a, 1.0 otherwise. float f = step(a, x);. f. 1. 0. a. Primitives. returns 0.0 if x < a, 1.0 if x > b, and performs smooth interpolation between a and b.

423 views • 28 slides

RenderMan - Writing RenderMan Shaders - Checking the Homework

RenderMan - Writing RenderMan Shaders - Checking the Homework. Homework. ??? Shader flag.rib, flag.sl, flag.tif mailto:blue@cglab.cse.cau.ac.kr ??? ?????. Homework. Shader Parameters. . . . Declare "frame" "float" Declare "c1" "color" Declare "c2" "color" Declare "c3" "color"

441 views • 26 slides